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Class 75 | SPECIALIZED METALLURGICAL PROCESSES, COMPOSITIONS FOR USE THEREIN, CONSOLIDATED METAL POWDER COMPOSITIONS, AND LOOSE METAL PARTICULATE MIXTURES | |
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300 | COMPOSITIONS |
301 | . (1 indent ) Reactive furnace lining |
302 | . (1 indent ) Welding rod or electrode defined by composition |
303 | . (1 indent ) Solid treating composition for liquid metal (e.g., flux, slagging agent, casting agent, etc.) or charge |
304 | .. (2 indent ) In wire, container, or article with surface feature |
305 | .. (2 indent ) For casting or teeming operation |
306 | .. (2 indent ) For electrothermic operation (e.g., electroslag remelting, etc.) |
307 | .. (2 indent ) Containing Boron(B) compound |
308 | .. (2 indent ) Containing Halide |
309 | ... (3 indent ) Containing Fluoride |
310 | .... (4 indent ) And consolidated |
311 | ... (3 indent ) And consolidated |
312 | .. (2 indent ) Containing Carbide |
313 | .. (2 indent ) Composition for or from consolidating by agglomerating, calcinating, compacting, indurating, roasting, sintering, or solidifying from molten mass |
314 | ... (3 indent ) Containing free metal |
315 | .... (4 indent ) Aluminum(Al) or Magnesium(Mg) as free metal |
316 | .... (4 indent ) Iron(Fe), Iron scrap, or Iron alloy as free metal |
317 | ....• (5 indent ) And coal, coke, pitch, asphalt, or tar |
318 | ....• (5 indent ) And clay (e.g., bentonite, montmorillonite, etc.), cement, or Alkali metal silicate |
319 | ... (3 indent ) Containing Iron(Fe) compound |
320 | .... (4 indent ) And coal, coke, pitch, asphalt, or tar |
321 | .... (4 indent ) And synthetic polymer, natural polymer, or carbohydrate |
322 | .... (4 indent ) And clay (e.g., bentonite, montmorillonite, etc.), cement, or Alkali metal silicate |
323 | .... (4 indent ) And Alkaline earth metal compound or Aluminum(Al) compound |
324 | ... (3 indent ) Containing Zinc(Zn) compound |
325 | ... (3 indent ) Containing coal, coke, pitch, asphalt, or tar |
326 | ... (3 indent ) Containing clay (e.g., bentonite, montmorillonite, etc.), cement, or Alkali metal silicate |
327 | ... (3 indent ) Containing Alkaline earth metal compound or Aluminum(Al) compound |
328 | .. (2 indent ) Containing free metal |
329 | .. (2 indent ) Containing Alkaline earth metal compound or Aluminum(Al) compound |
228 | . (1 indent ) Consolidated metal powder compositions |
229 | .. (2 indent ) Flake or fibrous constituent or fibrous grain structure |
230 | .. (2 indent ) With nonmetal constituent - Silicon(Si) considered a metal (e.g., cermet, etc.) |
231 | ... (3 indent ) Molybdenum sulfide or functional constituent (e.g., lubricant, abrasive, etc.) |
232 | ... (3 indent ) Oxide containing |
233 | .... (4 indent ) With another nonmetal |
234 | .... (4 indent ) Oxygen(O) associated with more than one metal |
235 | .... (4 indent ) Oxide of Aluminum(Al), Beryllium(Be), Magnesium(Mg), Alkaline earth metal, Scandium(Sc), Yttrium(Y), Lanthanide metal, Actinide metal, Titanium (Ti), Zirconium(Zr), or Hafnium(Hf) |
236 | ... (3 indent ) Carbide containing |
237 | .... (4 indent ) With another nonmetal |
238 | ....• (5 indent ) Nonmetal is Boron(B) or Nitrogen(N) |
239 | .... (4 indent ) Carbide only of Vanadium(V), Niobium(Nb) or Columbium(Cb), or Tantalum(Ta) |
240 | .... (4 indent ) Carbide only of Chromium(Cr), Molybdenum(Mo), or Tungsten(W) |
241 | .... (4 indent ) Carbon(C) associated with more than one metal |
242 | ....• (5 indent ) Free metal is Iron(Fe), Cobalt(Co), or Nickel(Ni) only |
243 | ... (3 indent ) Nonmetal is elemental Carbon(C) only |
244 | ... (3 indent ) Containing Boron(B) or Nitrogen(N) |
245 | .. (2 indent ) Base metal one or more Transition metal |
246 | ... (3 indent ) Base metal one or more of Iron group, Copper(Cu), or Noble metal |
247 | .... (4 indent ) Base metal one or more of Copper(Cu) or Noble metal |
248 | ... (3 indent ) Base metal confined to Tungsten(W) |
249 | .. (2 indent ) Base metal one or more of Beryllium(Be), Magnesium(Mg), or Aluminum(Al) |
250 | ... (3 indent ) Base metal is Beryllium(Be) only |
255 | . (1 indent ) Loose particulate mixture (i.e., composition) containing metal particles |
252 | .. (2 indent ) Mixture contains particles of nonmetal |
253 | ... (3 indent ) Halogen containing particles |
254 | ... (3 indent ) Boron(B) containing particles |
330 | PROCESSES |
331 | . (1 indent ) Producing solid particulate free metal directly from liquid metal (e.g., liquid comminuting, etc.) |
332 | .. (2 indent ) With subsequent coating of the particles |
333 | .. (2 indent ) Utilizing centrifugal force or rotating forming zone to comminute liquid metal |
334 | ... (3 indent ) Including directing liquid metal onto rotating disc |
335 | .. (2 indent ) By vibrating or agitating |
336 | .. (2 indent ) Utilizing electrothermic energy to comminute |
337 | .. (2 indent ) By impinging plural liquid streams |
338 | .. (2 indent ) By impinging or atomizing with gaseous jet or blast |
339 | ... (3 indent ) Gas used is air |
340 | .. (2 indent ) By extrusion spraying or gravity fall through orifice |
341 | ... (3 indent ) Into moving fluid |
342 | . (1 indent ) Spheroidizing or rounding of existing solid metal particles |
343 | . (1 indent ) Producing or purifying free metal powder or producing or purifying alloys in powder form (i.e., named or of size up to 1,000 microns in its largest dimension) |
344 | .. (2 indent ) Radioactive |
345 | .. (2 indent ) Utilizing electrothermic, magnetic, or wave energy |
346 | ... (3 indent ) Utilizing plasma |
347 | ... (3 indent ) Utilizing magnetism |
348 | .. (2 indent ) Producing or purifying named magnetic material |
349 | ... (3 indent ) Using Phosphorus(P), Boron(B), or Silicon(Si) or compound thereof |
350 | ... (3 indent ) Using Alkaline earth metal or compound thereof |
351 | .. (2 indent ) Producing alloy |
352 | ... (3 indent ) Including comminution |
353 | .. (2 indent ) Utilizing scrap material |
354 | .. (2 indent ) Including comminution |
355 | ... (3 indent ) Directly from liquid mass (e.g., by atomizing, etc.) |
356 | ... (3 indent ) And shaping or sintering prior to comminution |
357 | ... (3 indent ) With step at 300 degrees C or greater |
358 | .... (4 indent ) Use of salt bath |
359 | .... (4 indent ) Reduction |
360 | .... (4 indent ) Use of gas |
361 | ... (3 indent ) Using nonmetallic material which is liquid under standard conditions |
362 | .. (2 indent ) Decomposition of organo-compound containing metal or metal carbonyl |
363 | .. (2 indent ) At 300 degrees C or greater |
364 | ... (3 indent ) Combined with step at less than 300 degrees C using nonmetallic material which is liquid under standard conditions |
365 | .... (4 indent ) Step at 300 degrees C or greater after step at less than 300 degrees C using nonmetallic material which is liquid under standard conditions |
366 | ... (3 indent ) Utilizing a fluidized bed |
367 | ... (3 indent ) Vaporizing or condensing free metal |
368 | ... (3 indent ) Settling of powder in molten metal or salt bath |
369 | ... (3 indent ) Purifying powdered metal or reducing powdered metal compound to free metal |
370 | .. (2 indent ) Using nonmetallic material which is liquid under standard conditions |
371 | ... (3 indent ) And settling of free metal from solution |
372 | .... (4 indent ) Displacing by another metal (i.e., electromotive series) |
373 | .... (4 indent ) Copper(Cu) recovered |
374 | .... (4 indent ) Nickel(Ni) or Cobalt(Co) recovered |
10.1 | . (1 indent ) Electrothermic processes (e.g., microwave, induction, resistance, electric arc, plasma, etc.) |
10.11 | .. (2 indent ) With zone melting or fractional crystallization |
10.12 | .. (2 indent ) Controlling process through sensed condition |
10.13 | .. (2 indent ) Electromagnetic wave energy (e.g., microwave, laser, etc.) |
10.14 | .. (2 indent ) Electrical induction |
10.15 | ... (3 indent ) Producing or treating Iron(Fe) or Iron alloy |
10.16 | .... (4 indent ) With induced magnetic stirring |
10.17 | .... (4 indent ) With gaseous treating agent |
10.18 | ... (3 indent ) Producing or treating Aluminum(Al), Beryllium(Be), Cobalt(Co), Chromium(Cr), Magnesium(Mg), Nickel(Ni), Titanium(Ti), or alloy thereof |
10.19 | .. (2 indent ) Plasma |
10.2 | ... (3 indent ) Influenced by magnetic field |
10.21 | ... (3 indent ) Producing or treating Aluminum(Al) or Aluminum alloy |
10.22 | ... (3 indent ) Producing or treating Iron(Fe) or Iron alloy |
10.23 | .. (2 indent ) Consumable metal-containing electrode |
10.24 | ... (3 indent ) Electroslag remelting |
10.25 | .... (4 indent ) Producing or treating Chromium(Cr), Cobalt(Co), Copper(Cu), Iron(Fe), Manganese(Mn), Nickel(Ni), Titanium(Ti), or alloy thereof |
10.26 | ... (3 indent ) Producing or treating Titanium(Ti) or Zirconium(Zr) or alloy thereof |
10.27 | .. (2 indent ) Carbothermic reduction of Aluminum(Al) compound |
10.28 | .. (2 indent ) With volatilization of metal halide |
10.29 | .. (2 indent ) Distillation or volatilization of refined metal or compound thereof |
10.3 | ... (3 indent ) Producing Zinc(Zn) |
10.31 | .... (4 indent ) From consolidated material (e.g., briquette, pellet, etc.) |
10.32 | .... (4 indent ) With electric arc |
10.33 | ... (3 indent ) Producing magnesium(Mg) |
10.34 | .. (2 indent ) Rotating chamber |
10.35 | .. (2 indent ) Reducing or smelting slag or dross as starting material |
10.36 | .. (2 indent ) Exhaust or top gas reused or treated |
10.37 | ... (3 indent ) With production of electrical energy |
10.38 | ... (3 indent ) Producing or treating Iron(Fe) or Iron alloy |
10.39 | .. (2 indent ) Adding gaseous treating agent |
10.4 | ... (3 indent ) Gas contains gaseous Oxygen |
10.41 | .... (4 indent ) Producing or treating Iron(Fe) or Iron alloy |
10.42 | ....• (5 indent ) With charge melting by electrothermal energy |
10.43 | ... (3 indent ) Hydrogen or Water vapor |
10.44 | ... (3 indent ) Carbon monoxide or Carbon dioxide |
10.45 | ... (3 indent ) Noble gas, Nitrogen, or inert gas not otherwise identified |
10.46 | .. (2 indent ) Adding solid treating agent, slag or flux |
10.47 | ... (3 indent ) Magnesium(Mg) or compound thereof |
10.48 | ... (3 indent ) Aluminum(Al) or compound thereof |
10.49 | ... (3 indent ) Boron(B) or compound thereof |
10.5 | ... (3 indent ) Silicon(Si) or compound thereof |
10.51 | .... (4 indent ) Ferrosilicon alloy |
10.52 | .... (4 indent ) Silicon carbide |
10.53 | .... (4 indent ) With lime present |
10.54 | ... (3 indent ) Alkali metal, Alkaline earth metal, or compound thereof |
10.55 | .... (4 indent ) Calcium fluoride (e.g., Fluorspar, Fluorite, etc.) |
10.56 | .... (4 indent ) Calcium carbide |
10.57 | .... (4 indent ) Calcium carbonate (e.g., limestone, etc.) |
10.58 | .... (4 indent ) Calcium oxide (e.g., lime, calx, etc.) |
10.59 | ... (3 indent ) Carbon(C) containing material (e.g., Carbon, carbonaceous material, Carbide, etc.) |
10.6 | .... (4 indent ) Producing or treating Iron(Fe) or Iron alloy |
10.61 | ....• (5 indent ) With electric arc |
10.62 | .. (2 indent ) Reducing or smelting |
10.63 | ... (3 indent ) Producing or treating Iron(Fe) or Iron alloy |
10.64 | .. (2 indent ) Vacuum purifying or degassing |
10.65 | .. (2 indent ) Melting or holding melt |
10.66 | ... (3 indent ) Producing or treating Iron(Fe) or Iron alloy |
10.67 | . (1 indent ) Magnetic (e.g., electromagnetic, etc.) or electrostatic processes |
375 | . (1 indent ) Process control responsive to sensed condition |
376 | .. (2 indent ) Removing material from process to sense condition |
377 | ... (3 indent ) Material removed is molten metal |
378 | .. (2 indent ) Pressure sensed |
379 | ... (3 indent ) Of feed gas |
380 | .. (2 indent ) Temperature sensed |
381 | ... (3 indent ) Of waste gas |
382 | ... (3 indent ) Of molten metal |
383 | ... (3 indent ) Of sintered material |
384 | .. (2 indent ) Composition sensed |
385 | ... (3 indent ) Of waste gas |
386 | .. (2 indent ) Characteristic of treated material sensed (e.g., density, etc.) |
387 | .. (2 indent ) Flow rate sensed |
388 | . (1 indent ) Preparing for amalgamation, preparing and amalgamating, or breaking amalgam to produce free metal |
389 | .. (2 indent ) And displacing with a metal other than Mercury(Hg) |
390 | .. (2 indent ) Utilizing a Halogen containing agent |
391 | .. (2 indent ) Utilizing a Nitrogen(N) containing agent |
392 | . (1 indent ) Producing or treating free metal |
393 | .. (2 indent ) Utilizing Radioactive material, producing or treating Radioactive metal |
394 | ... (3 indent ) Thorium(Th) |
395 | .... (4 indent ) Reduction |
396 | ... (3 indent ) Plutonium(Pu) |
397 | .... (4 indent ) Reduction |
398 | ... (3 indent ) Uranium(U) |
399 | .... (4 indent ) Reduction |
400 | .. (2 indent ) Free metal production from sea nodules |
401 | .. (2 indent ) Treating multicomponent metal-containing scrap having an integral substrate to separate metal therefrom by temperature modification or chemical process at least one metal remains solid during separation |
402 | ... (3 indent ) Utilizing molten salt bath |
403 | ... (3 indent ) Removing nonmetal from metal |
404 | .. (2 indent ) Separating liquid metal by centrifuging |
405 | .. (2 indent ) Removing gas from liquid metal by use of gas permeable membrane |
406 | .. (2 indent ) Adsorbing impurity from vaporous or liquid metal |
407 | .. (2 indent ) Filtering vaporous or liquid metal |
408 | ... (3 indent ) Alkali metal, singly or in combination |
409 | ... (3 indent ) Magnesium(Mg) |
410 | ... (3 indent ) Noble metal, singly or in combination |
411 | ... (3 indent ) Copper(Cu) |
412 | ... (3 indent ) Aluminum(Al) |
413 | .. (2 indent ) From metal carbonyl or Carbon monoxide complex |
414 | .. (2 indent ) At 300 degrees C or greater (e.g., pyrometallurgy, etc.) |
415 | ... (3 indent ) Foam |
416 | ... (3 indent ) Combined with step at less than 300 degrees C using nonmetallic material which is liquid under standard conditions (e.g., hydrometallurgy, etc.) |
417 | .... (4 indent ) Obtaining metal from photographic waste |
418 | .... (4 indent ) Obtaining metal from electrolytic slime |
419 | .... (4 indent ) Step at less than 300 degrees C using nonmetallic material which is liquid under standard conditions after a step at 300 degrees C or greater |
420 | ....• (5 indent ) Step at less than 300 degrees C using nonmetallic material which is liquid under standard conditions is reduction to free metal |
421 | ....•. (6 indent ) Noble metal |
422 | ....•.. (7 indent ) Silver(Ag) |
423 | ....•.. (7 indent ) Gold(Au) |
424 | ....•. (6 indent ) Copper(Cu) |
425 | ....•. (6 indent ) Iron(Fe), Cobalt(Co), or Nickel(Ni) |
426 | .... (4 indent ) Noble metal obtained |
427 | ....• (5 indent ) Silver(Ag) |
428 | ....• (5 indent ) Gold(Au) |
429 | .... (4 indent ) Copper(Cu) obtained |
430 | .... (4 indent ) Iron(Fe), Cobalt(Co), or Nickel(Ni) obtained |
431 | .... (4 indent ) Zinc(Zn), Cadmium(Cd), or Mercury(Hg) obtained |
432 | .... (4 indent ) Tin(Sn) or Lead(Pb) obtained |
433 | ... (3 indent ) Iron(Fe) |
434 | .... (4 indent ) With concurrent production of hydraulic cement |
435 | .... (4 indent ) With concurrent production of Titanium dioxide |
436 | .... (4 indent ) With consolidation (e.g., pelletizing, etc.) of solid metallic Iron(Fe) product after reduction |
437 | .... (4 indent ) Reducing Iron(Fe) halide |
438 | .... (4 indent ) Making wrought Iron(Fe) |
439 | ....• (5 indent ) Pouring molten Iron(Fe) into molten slag (i.e., Aston process) |
440 | ....• (5 indent ) Utilizing moving hearth |
441 | ....• (5 indent ) Directly from Iron(Fe) compound only (no metallic Iron) |
442 | ....•. (6 indent ) In moving furnace |
443 | .... (4 indent ) Reducing in gaseous suspension |
444 | ....• (5 indent ) Fluidized bed |
445 | ....•. (6 indent ) With melting of Iron(Fe) |
446 | ....•.. (7 indent ) Outside the fluidized bed |
447 | ....•. (6 indent ) With solid in fluidized bed in addition to reducible Iron(Fe) compound |
448 | ....•.. (7 indent ) Carbon(C) |
449 | ....•... (8 indent ) Generated in situ |
450 | ....•. (6 indent ) Using plural fluidized bed furnaces |
451 | ....•. (6 indent ) Using plural fluidized bed zones within a furnace |
452 | ....• (5 indent ) Solid product produced (without melting) |
453 | ....• (5 indent ) Cyclone apparatus used |
454 | ....• (5 indent ) Using same inlet to feed solid and gas |
455 | ....•. (6 indent ) Inlet is a burner |
456 | ....•.. (7 indent ) Burner is horizontal |
457 | ....•. (6 indent ) Inlet feeds upwardly |
458 | .... (4 indent ) Blast furnace reduction to produce molten Iron(Fe) |
459 | ....• (5 indent ) Using additive to the blast |
460 | ....•. (6 indent ) Carbonaceous |
461 | ....•.. (7 indent ) Slurry of solid in liquid |
462 | ....•.. (7 indent ) Liquid |
463 | ....•.. (7 indent ) Gaseous |
464 | ....•... (8 indent ) Recycled off gas |
465 | ....•. (6 indent ) Water |
466 | ....•. (6 indent ) Oxygen enrichment |
467 | ....• (5 indent ) Tapping molten product |
468 | ....• (5 indent ) Top gas recovery |
469 | ....• (5 indent ) Specified method of charging burden |
470 | ....• (5 indent ) Defined composition of slag |
471 | ....• (5 indent ) Defined composition of reductant |
472 | ....• (5 indent ) Defined composition of Iron(Fe) source |
473 | .... (4 indent ) Reduction in closed retort (e.g., Hoganas process, etc.) |
474 | .... (4 indent ) Reduction in rotary kiln |
475 | ....• (5 indent ) With melting of Iron(Fe) product |
476 | ....•. (6 indent ) Iron(Fe) product melted within rotary kiln |
477 | ....• (5 indent ) Introducing solid reductant into rotary kiln |
478 | ....•. (6 indent ) Solid reductant is recycled |
479 | ....•. (6 indent ) Any part of the charge is consolidated by agglomerating, compacting, indurating, or sintering (e.g., pelletized ore, flux, or reductant, etc.) |
480 | ....•. (6 indent ) Reducible Iron(Fe) compound and solid reductant fed through same end of rotary kiln |
481 | ....•.. (7 indent ) Mixed prior to charging |
482 | ....• (5 indent ) With generation of gaseous reductant outside rotary kiln |
483 | .... (4 indent ) Superposed multiple hearth reduction |
484 | .... (4 indent ) Moving furnace or hearth (e.g., moving belt, etc.) |
485 | ....• (5 indent ) Reduction in molten state |
486 | .... (4 indent ) Heating reduction zone by heat conducted through walls of zone |
487 | ....• (5 indent ) Shaft furnace |
488 | .... (4 indent ) Reduction to metallic Iron(Fe) within shaft furnace |
489 | ....• (5 indent ) Externally supplied gas reductant |
490 | ....•. (6 indent ) Solid Iron(Fe) produced within shaft furnace |
491 | ....•.. (7 indent ) With melting Iron(Fe) product outside shaft furnace |
492 | ....•... (8 indent ) With gasification of solid carbonaceous material in melt (e.g., coal, etc.) |
493 | ....•.. (7 indent ) Using solid Carbon(C) to generate gas in separate furnace (e.g., Wiberg process, etc.) |
494 | ....•... (8 indent ) Solid Carbon(C) is coal |
495 | ....•.. (7 indent ) Direct addition of gas containing gaseous Oxygen or water to shaft furnace (e.g., continuous HyL process, etc.) |
496 | ....•.. (7 indent ) With reformation of reducing gas in separate furnace (e.g., Midrex process, etc.) |
497 | ....•... (8 indent ) With plural reformers (e.g., Purofer process, etc.) |
498 | ....•... (8 indent ) With addition of steam to reformer (e.g., Armco process, etc.) |
499 | ....• (5 indent ) Molten Iron(Fe) produced in shaft furnace |
500 | .... (4 indent ) Reduction in molten state |
501 | ....• (5 indent ) Gas injection below surface of melt |
502 | ....• (5 indent ) Gas injection over surface of melt (e.g., as in reverberatory furnace, etc.) |
503 | .... (4 indent ) Reduction in presence of solid Carbon(C) containing material (e.g., coke, coal, carbides, etc.) |
504 | ....• (5 indent ) Including consolidation of solid Carbon(C) containing material with reducible Iron(Fe) compound |
505 | .... (4 indent ) Reduction with externally applied gas (e.g., batch HyL process, etc.) |
506 | .... (4 indent ) Reduction in the presence of liquid carbonaceous reductant (e.g., petroleum, pitch, etc.) |
507 | .... (4 indent ) Melting Iron(Fe) or treating molten Iron |
508 | ....• (5 indent ) Vacuum treatment of molten Iron(Fe) |
509 | ....•. (6 indent ) Free falling stream or spray of molten Iron(Fe) |
510 | ....•. (6 indent ) Vacuum lift |
511 | ....•.. (7 indent ) With addition of gas |
512 | ....•. (6 indent ) With addition of gas |
513 | ....• (5 indent ) In reverberatory furnace (e.g., open-hearth, Siemens-Martin, puddling, etc.) |
514 | ....•. (6 indent ) With treating of molten Iron(Fe) with gas outside reverberatory furnace (e.g., in Bessemer converter, etc.) |
515 | ....•. (6 indent ) With melting Iron(Fe) in shaft furnace |
516 | ....•. (6 indent ) Using gaseous Oxygen in a higher concentration than in ambient air |
517 | ....•. (6 indent ) With addition of solid elemental Carbon(C) or employing elemental Carbon furnace lining |
518 | ....•. (6 indent ) With compound containing Alkali metal and Oxygen (e.g., Sodium nitrate, Sodium carbonate, etc.) |
519 | ....•. (6 indent ) With Halogen or Halogen containing compound (e.g., Sodium chloride, Fluorspar, etc.) |
520 | ....•. (6 indent ) With Alkaline earth metal or Magnesium(Mg) containing compound |
521 | ....•. (6 indent ) With Transition metal compound |
522 | ....•.. (7 indent ) Iron oxide |
523 | ....•. (6 indent ) Melting solid Iron(Fe) |
524 | ....• (5 indent ) Sequential treatment of molten Iron(Fe) in plural apparatus with different linings (e.g., acid Bessemer followed by basic Bessemer, etc.) |
525 | ....• (5 indent ) Impinging free falling molten metal stream or spray with a gas or solid agent or spraying (e.g., atomizing, etc.) of molten metal |
526 | ....• (5 indent ) Adding solid treating agent in form of wire, rod, or article with surface feature or in container or by plunging means |
527 | ....• (5 indent ) In rotary kiln (e.g., Kaldo process, etc.) |
528 | ....• (5 indent ) Injecting gas or nonmetalliferous liquid which gasifies into, onto, or through premelted Iron(Fe) or slag layer thereon |
529 | ....•. (6 indent ) With hydrocarbon liquid or gas present |
530 | ....•.. (7 indent ) And hydrocarbon in surrounding relationship to gaseous Oxygen (e.g., hydrocarbon in outer concentric tube, etc.) |
531 | ....•. (6 indent ) And adding solid agent, slag, or flux to premelted Iron(Fe) or slag layer thereon |
532 | ....•.. (7 indent ) Loose elemental Carbon(C), coal, or coke (e.g., carburizing, etc.) |
533 | ....•.. (7 indent ) With solid entrained in gas or injected by gas pressure |
534 | ....•... (8 indent ) Boron(B) or compound thereof used in process |
535 | ....•... (8 indent ) Metal halide used in process |
536 | ....•... (8 indent ) Carbide used in process |
537 | ....•... (8 indent ) Elemental metal or elemental Silicon(Si) used in process |
538 | ....•... (8 indent ) Iron(Fe) containing compound used in process |
539 | ....•... (8 indent ) Alkali metal compound or Alkaline earth metal compound used in process |
540 | ....•.. (7 indent ) Gas contains gaseous Oxygen |
541 | ....•... (8 indent ) Metal halide |
542 | ....•... (8 indent ) Carbide |
543 | ....•... (8 indent ) Elemental metal or elemental Silicon(Si) |
544 | ....•... (8 indent ) Iron(Fe) containing compound |
545 | ....•... (8 indent ) Alkali metal compound or Alkaline earth metal compound |
546 | ....•.. (7 indent ) Noble gas or inert gas not otherwise identified |
547 | ....•.. (7 indent ) Gas compound containing Oxygen (e.g., Carbon monoxide, Carbon dioxide, Water, etc.) |
548 | ....•. (6 indent ) Gas contains gaseous Oxygen |
549 | ....•.. (7 indent ) With treatment of exhaust gas |
550 | ....•... (8 indent ) And adding gaseous Oxygen or inert gas to exhaust gas |
551 | ....•.. (7 indent ) Injecting from above and below melt surface |
552 | ....•... (8 indent ) Including other gas from below |
553 | ....•.. (7 indent ) Injecting only from above melt surface |
554 | ....•... (8 indent ) Including other gas from above |
555 | ....•... (8 indent ) Including other gas from below |
556 | ....•.. (7 indent ) Injecting only from below melt surface |
557 | ....•... (8 indent ) Including other gas from below |
558 | ....•. (6 indent ) Noble gas or inert gas not otherwise identified |
559 | ....•. (6 indent ) Gas compound containing Oxygen (e.g., Carbon monoxide, Carbon dioxide, Water, etc.) |
560 | ....• (5 indent ) Treating premelted Iron(Fe) or slag layer thereon by adding solid agent, slag, or flux |
561 | ....•. (6 indent ) Loose elemental Carbon(C), coal, or coke (e.g., carburizing, etc.) |
562 | ....•. (6 indent ) Sulfur(S) or compound thereof |
563 | ....•. (6 indent ) Nitrate, Chlorate, Permanganate, or Peroxide |
564 | ....•. (6 indent ) Boron(B) or compound thereof |
565 | ....•. (6 indent ) Metal halide |
566 | ....•. (6 indent ) Carbide |
567 | ....•. (6 indent ) Elemental metal or elemental Silicon(Si) |
568 | ....•.. (7 indent ) Aluminum(Al) or Magnesium(Mg) |
569 | ....•. (6 indent ) Iron(Fe) containing compound |
570 | ....•. (6 indent ) Alkali metal compound or Alkaline earth metal compound |
571 | ....• (5 indent ) Melting solid Iron(Fe) |
572 | ....•. (6 indent ) Melting packaged Iron(Fe) or Iron of specified structure to facilitate melting (e.g., shaped bale of scrap, etc.) |
573 | ....•. (6 indent ) In shaft furnace (e.g., cupola, etc.) |
574 | ....•.. (7 indent ) Without the use of solid, carbonaceous material (e.g., without coke, etc.) |
575 | ....•.. (7 indent ) Using Oxygen in a higher concentration than ambient air |
576 | ....•.. (7 indent ) Using both a solid carbonaceous fuel (e.g., coke, etc.) and a fluid (e.g, natural gas, etc.) |
577 | ....•.. (7 indent ) Defined composition of solid fuel other than nominal "coke" |
578 | ....•.. (7 indent ) With Calcium carbide |
579 | ....•.. (7 indent ) With Alkali metal compound |
580 | ....•. (6 indent ) In closed vessel with heat conducted through walls only (e.g., crucible melting, etc.) |
581 | ....•. (6 indent ) Melting scrap |
582 | ....• (5 indent ) Separating slag from molten Iron(Fe) |
583 | ....• (5 indent ) Stirring or agitating molten Iron(Fe) |
584 | ....• (5 indent ) Pouring or tapping molten Iron(Fe) |
585 | ... (3 indent ) Nonferrous |
586 | .... (4 indent ) Concurrent production of Nonferrous metal and other desired nonmetallic product (e.g., cement, etc.) |
587 | .... (4 indent ) Countercurrent liquid-liquid extraction of molten Nonferrous metal |
588 | .... (4 indent ) Fractionation of molten Nonferrous metal (e.g., with reflux, etc.) |
589 | .... (4 indent ) Alkali metal, singly or in combination |
590 | ....• (5 indent ) Vaporizing or condensing |
591 | ....•. (6 indent ) Cesium(Cs) |
592 | ....• (5 indent ) Precipitating impurities from molten Alkali metal |
593 | .... (4 indent ) Beryllium(Be) |
594 | .... (4 indent ) Magnesium(Mg) |
595 | ....• (5 indent ) Vaporizing or condensing |
596 | ....•. (6 indent ) Reduction |
597 | ....•.. (7 indent ) Using metal or metal compound reductant |
598 | ....•... (8 indent ) And Carbon(C) |
599 | ....•.. (7 indent ) Using Carbon(C) |
600 | ....• (5 indent ) Treating molten Magnesium(Mg) |
601 | ....•. (6 indent ) Precipitating impurities from molten Magnesium(Mg) |
602 | ....•. (6 indent ) Adding gas |
603 | ....•.. (7 indent ) And solid |
604 | ....•. (6 indent ) Adding solid |
605 | .... (4 indent ) Alkaline earth metal, singly or in combination |
606 | ....• (5 indent ) Reducing halide |
607 | ....• (5 indent ) Vaporizing or condensing |
608 | ....•. (6 indent ) Reduction |
609 | ....• (5 indent ) Treating molten Alkaline earth metal |
610 | .... (4 indent ) Rare earth metal, singly or in combination |
611 | .... (4 indent ) Refractory metal, singly or in combination |
612 | ....• (5 indent ) Titanium(Ti), Zirconium(Zr), or Hafnium(Hf), singly or in combination |
613 | ....•. (6 indent ) Reduction |
614 | ....•.. (7 indent ) Using free metal or alloy reductant |
615 | ....•... (8 indent ) Of Titanium(Ti), Zirconium(Zr), or Hafnium(Hf), compound containing Halogen |
616 | ....•.... (9 indent ) Of binary halide - MX(4) |
617 | ....•....• (10 indent ) Of chloride - MC1(4) |
618 | ....•....•. (11 indent ) Free metal or alloy reductant contains Magnesium(Mg) |
619 | ....•....•.. (12 indent ) Metal produced is Titanium(Ti) |
620 | ....•.. (7 indent ) Of Titanium(Ti), Zirconium(Zr), or Hafnium(Hf) compound containing Halogen |
621 | ....•. (6 indent ) Treating molten Titanium(Ti), Zirconium(Zr), or Hafnium(Hf) |
622 | ....• (5 indent ) Vanadium(V), Niobium(Nb) or Columbium(Cb), or Tantalum(Ta), singly or in combination |
623 | ....• (5 indent ) Chromium(Cr), Molybdenum(Mo), or Tungsten(W), singly or in combination |
624 | .... (4 indent ) Manganese(Mn) |
625 | ....• (5 indent ) Reduction |
626 | .... (4 indent ) Cobalt(Co) |
627 | ....• (5 indent ) Reduction |
628 | .... (4 indent ) Nickel(Ni) |
629 | ....• (5 indent ) Reduction |
630 | ....•. (6 indent ) Segregation process |
631 | .... (4 indent ) Noble metal, singly or in combination |
632 | ....• (5 indent ) Palladium(Pd) |
633 | ....• (5 indent ) Platinum(Pt) |
634 | ....• (5 indent ) Silver(Ag) |
635 | ....•. (6 indent ) Recovering Silver(Ag) from photographic material |
636 | ....•. (6 indent ) Reduction |
637 | ....• (5 indent ) Gold(Au) |
638 | .... (4 indent ) Copper(Cu) |
639 | ....• (5 indent ) Treating material in gaseous suspension |
640 | ....• (5 indent ) Treating slag or dross |
641 | ....• (5 indent ) Reduction |
642 | ....•. (6 indent ) Segregation process |
643 | ....•. (6 indent ) Treating matte or sulfide |
644 | ....•.. (7 indent ) Treating waste gas |
645 | ....•.. (7 indent ) With prior production of matte or sulfide |
646 | ....• (5 indent ) Treating molten Copper(Cu) |
647 | ....•. (6 indent ) By vacuum |
648 | ....•. (6 indent ) Adding gas |
649 | ....•.. (7 indent ) Containing gaseous Oxygen |
650 | ....•... (8 indent ) And adding solid |
651 | ....•.. (7 indent ) And solid |
652 | ....•. (6 indent ) Adding solid |
653 | ....• (5 indent ) Melting Copper(Cu) in shaft furnace |
654 | .... (4 indent ) Zinc(Zn) |
655 | ....• (5 indent ) Treating slag or dross |
656 | ....• (5 indent ) Reduction |
657 | ....•. (6 indent ) Using Halogen containing material |
658 | ....•. (6 indent ) Vaporizing or condensing |
659 | ....•.. (7 indent ) Treating material in gaseous suspension |
660 | ....•.. (7 indent ) Treating material in blast furnace or cupola |
661 | ....•.. (7 indent ) Treating material in vertical retort |
662 | ....•.. (7 indent ) Treating material in rotary kiln |
663 | ....• (5 indent ) Treating molten or vaporous Zinc(Zn) |
664 | ....•. (6 indent ) Using Halogen containing material |
665 | ....•. (6 indent ) Vaporizing or condensing |
666 | ....•.. (7 indent ) Condensing with Lead(Pb) coolant |
667 | ....•.. (7 indent ) Condensing with use of molten metal slinger |
668 | .... (4 indent ) Cadmium(Cd) |
669 | ....• (5 indent ) Vaporizing or condensing |
670 | .... (4 indent ) Mercury(Hg) |
671 | .... (4 indent ) Aluminum(Al) |
672 | ....• (5 indent ) Treating slag or dross |
673 | ....• (5 indent ) Reduction |
674 | ....•. (6 indent ) Carbothermic |
675 | ....•. (6 indent ) Decomposition of organo-compound containing Aluminum(Al) |
676 | ....•. (6 indent ) Of Aluminum(Al) halide |
677 | ....•.. (7 indent ) Of subhalide |
678 | ....• (5 indent ) Treating molten Aluminum(Al) |
679 | ....•. (6 indent ) Fractional crystallization |
680 | ....•. (6 indent ) Adding gas |
681 | ....•.. (7 indent ) Containing Halogen atom |
682 | ....•... (8 indent ) And adding solid |
683 | ....•.. (7 indent ) And solid |
684 | ....•. (6 indent ) Adding solid |
685 | ....•.. (7 indent ) Containing Halogen |
686 | ....• (5 indent ) Melting Aluminum(Al) |
687 | ....•. (6 indent ) Scrap |
688 | .... (4 indent ) Gallium(Ga) or Indium(In) |
689 | .... (4 indent ) Germanium(Ge) |
690 | .... (4 indent ) Tin(Sn) |
691 | ....• (5 indent ) Reduction |
692 | ....•. (6 indent ) Of Halogen containing material |
693 | .... (4 indent ) Lead(Pb) |
694 | ....• (5 indent ) Treating material in gaseous suspension or gaseous state |
695 | ....• (5 indent ) Reduction |
696 | ....•. (6 indent ) Of Lead-Sulfur compound |
697 | ....• (5 indent ) Treating molten Lead(Pb) |
698 | ....•. (6 indent ) By vacuum |
699 | ....•. (6 indent ) Adding gas |
700 | ....•.. (7 indent ) Containing Halogen atom |
701 | ....•. (6 indent ) Adding solid |
702 | ....•.. (7 indent ) Containing free metal |
703 | .... (4 indent ) Antimony(Sb) |
704 | ....• (5 indent ) Reduction |
705 | .... (4 indent ) Bismuth(Bi) |
706 | .... (4 indent ) Arsenic(As) |
707 | ... (3 indent ) Reducing or smelting unnamed ore |
708 | ... (3 indent ) Stirring or agitating of molten material |
709 | ... (3 indent ) Covering the surface of molten metal |
710 | .. (2 indent ) Below 300 degrees C |
711 | ... (3 indent ) Using nonmetallic material which is liquid under standard conditions (e.g., hydrometallurgy, etc.) |
712 | .... (4 indent ) Involving mining or in situ operation |
713 | .... (4 indent ) From photography material |
714 | .... (4 indent ) From electrolytic or cementation slime |
715 | .... (4 indent ) Removing coating to recover free metal from substrate or coating |
716 | ....• (5 indent ) From Tin(Sn) scrap or Tin plate |
717 | .... (4 indent ) Reducing to free metal with gas |
718 | ....• (5 indent ) Copper (Cu) recovered as free metal |
719 | ....•. (6 indent ) Using Sulfur dioxide |
720 | ....• (5 indent ) Noble metal recovered as free metal |
721 | .... (4 indent ) Utilizing organic reducing agent |
722 | .... (4 indent ) Involving organic compound containing metal or organic agent for agglomerating metal |
723 | ....• (5 indent ) Natural or synthetic polymer |
724 | .... (4 indent ) Displacing by another metal (i.e., electromotive series) |
725 | ....• (5 indent ) Lead(Pb) or Zinc(Zn) recovered as free metal |
726 | ....• (5 indent ) Copper(Cu) recovered as free metal |
727 | ....•. (6 indent ) And flotation |
728 | ....•. (6 indent ) And injecting or pressurizing with air or Oxygen |
729 | ....•. (6 indent ) From Cyanide solution |
730 | ....•. (6 indent ) With agitating or abrading |
731 | ....•. (6 indent ) Utilizing leaching agent containing Sulfur(S) |
732 | ....• (5 indent ) Noble metal recovered as free metal |
733 | ....•. (6 indent ) Silver(Ag) recovered as free metal |
734 | ....•.. (7 indent ) And injecting or pressurizing with air or Oxygen |
735 | ....•.. (7 indent ) From Cyanide solution |
736 | ....•. (6 indent ) Gold(Au) recovered as free metal |
737 | ....•.. (7 indent ) From Cyanide solution |
738 | ....• (5 indent ) Nickel(Ni) or Cobalt(Co) recovered as free metal |
739 | .... (4 indent ) Utilizing chemical agent to precipitate free metal |
740 | ....• (5 indent ) Copper(Cu) recovered as free metal |
741 | ....• (5 indent ) Noble metal recovered as free metal |
742 | .... (4 indent ) Cleaning, leaching, or dissolving of Mercury(Hg) |
743 | .... (4 indent ) With leaching or dissolving |
744 | ....• (5 indent ) Noble metal recovered as free metal |
745 | ... (3 indent ) Alkali metal, singly or in combination |
746 | . (1 indent ) Consolidating metalliferous material (e.g., ore, tailings, flue dust, fluxes, etc.) by agglomerating, compacting, or heat treating; preparatory process therefor; or treating consolidated material therefrom |
747 | .. (2 indent ) Noble metal containing metalliferous material |
748 | .. (2 indent ) With vaporization of impurity as metal halide |
749 | .. (2 indent ) With physical separation or classification of solids |
750 | ... (3 indent ) By sifting |
751 | .. (2 indent ) With heat treatment (e.g., calcinating, fusing, indurating, roasting, sintering, vaporizing, etc.) |
752 | ... (3 indent ) Vaporizing metalliferous impurity |
753 | ... (3 indent ) With leaching, dissolving, or washing |
754 | ... (3 indent ) By suspension (e.g., fluid bed, cyclone, etc.) |
755 | ... (3 indent ) On moving grate, moving pallet, or endless belt |
756 | .... (4 indent ) Using multi-layers |
757 | .... (4 indent ) With gas recycling or reusing |
758 | .... (4 indent ) Sintering |
759 | ....• (5 indent ) Of consolidated starting material |
760 | ... (3 indent ) In shaft furnace or multi-hearth furnace |
761 | .... (4 indent ) Sintering |
762 | ... (3 indent ) In rotary kiln |
763 | .... (4 indent ) Sintering |
764 | ... (3 indent ) Coking of binder or additive |
765 | ... (3 indent ) Sintering or with agglomerating or compacting |
766 | .... (4 indent ) With coal, coke, pitch, asphalt, or tar |
767 | .... (4 indent ) With synthetic polymer, natural polymer, or carbohydrate |
768 | .... (4 indent ) With Alkaline earth metal compound, clay, or hydrosetting agent |
769 | .... (4 indent ) Sintering |
770 | .. (2 indent ) Agglomerating or compacting |
771 | ... (3 indent ) With coal, coke, pitch, asphalt, or tar |
772 | ... (3 indent ) With synthetic polymer, natural polymer, or carbohydrate |
773 | ... (3 indent ) With Alkaline earth metal compound, clay, or hydrosetting agent |
CROSS-REFERENCE ART COLLECTIONS | |||
950 | CONSOLIDATED METAL POWDER COMPOSITIONS OF >95% THEORETICAL DENSITY (E.G., WROUGHT, ETC.) |
951 | . (1 indent ) Oxide containing (e.g., dispersion strengthened, etc.) |
952 | PRODUCING FIBERS, FILAMENTS, OR WHISKERS |
953 | PRODUCING SPHERES |
954 | PRODUCING FLAKES OR CRYSTALS |
955 | PRODUCING DENTAL PRODUCT |
956 | PRODUCING PARTICLES CONTAINING A DISPERSED PHASE |
957 | CONTINUOUS REFINING OF MOLTEN IRON(FE) |
958 | WITH CONCURRENT PRODUCTION OF IRON(FE) AND OTHER DESIRED NONMETALLIC PRODUCT (E.G., ENERGY, FERTILIZER, ETC.) |
959 | THERMIT-TYPE REACTION OF SOLID MATERIALS ONLY TO YIELD MOLTEN METAL |
960 | IN ZERO GRAVITY ENVIRONMENT |
961 | TREATING FLUE DUST TO OBTAIN METAL (OTHER THAN BY CONSOLIDATION) |
962 | TREATING OR USING MILL SCALE |
FOREIGN ART COLLECTIONS | |||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
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