Subclass |
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SPECIALIZED METALLURGICAL PROCESSES, COMPOSITIONS FOR USE THEREIN, CONSOLIDATED METAL POWDER COMPOSITIONS, AND LOOSE METAL PARTICULATE MIXTURES
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300 | | COMPOSITIONS |
301 | | . Reactive furnace lining |
302 | | . Welding rod or electrode defined by composition |
303 | | . Solid treating composition for liquid metal (e.g., flux, slagging agent, casting agent, etc.) or charge |
304 | | . . In wire, container, or article with surface feature |
305 | | . . For casting or teeming operation |
306 | | . . For electrothermic operation (e.g., electroslag remelting, etc.) |
307 | | . . Containing Boron(B) compound |
308 | | . . Containing Halide |
309 | | . . . Containing Fluoride |
310 | | . . . . And consolidated |
311 | | . . . And consolidated |
312 | | . . Containing Carbide |
313 | | . . Composition for or from consolidating by agglomerating, calcinating, compacting, indurating, roasting, sintering, or solidifying from molten mass |
314 | | . . . Containing free metal |
315 | | . . . . Aluminum(Al) or Magnesium(Mg) as free metal |
316 | | . . . . Iron(Fe), Iron scrap, or Iron alloy as free metal |
317 | | . . . . . And coal, coke, pitch, asphalt, or tar |
318 | | . . . . . And clay (e.g., bentonite, montmorillonite, etc.), cement, or Alkali metal silicate |
319 | | . . . Containing Iron(Fe) compound |
320 | | . . . . And coal, coke, pitch, asphalt, or tar |
321 | | . . . . And synthetic polymer, natural polymer, or carbohydrate |
322 | | . . . . And clay (e.g., bentonite, montmorillonite, etc.), cement, or Alkali metal silicate |
323 | | . . . . And Alkaline earth metal compound or Aluminum(Al) compound |
324 | | . . . Containing Zinc(Zn) compound |
325 | | . . . Containing coal, coke, pitch, asphalt, or tar |
326 | | . . . Containing clay (e.g., bentonite, montmorillonite, etc.), cement, or Alkali metal silicate |
327 | | . . . Containing Alkaline earth metal compound or Aluminum(Al) compound |
328 | | . . Containing free metal |
329 | | . . Containing Alkaline earth metal compound or Aluminum(Al) compound |
228 | | . Consolidated metal powder compositions |
229 | | . . Flake or fibrous constituent or fibrous grain structure |
230 | | . . With nonmetal constituent - Silicon(Si) considered a metal (e.g., cermet, etc.) |
231 | | . . . Molybdenum sulfide or functional constituent (e.g., lubricant, abrasive, etc.) |
232 | | . . . Oxide containing |
233 | | . . . . With another nonmetal |
234 | | . . . . Oxygen(O) associated with more than one metal |
235 | | . . . . 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 | | . . . Carbide containing |
237 | | . . . . With another nonmetal |
238 | | . . . . . Nonmetal is Boron(B) or Nitrogen(N) |
239 | | . . . . Carbide only of Vanadium(V), Niobium(Nb) or Columbium(Cb), or Tantalum(Ta) |
240 | | . . . . Carbide only of Chromium(Cr), Molybdenum(Mo), or Tungsten(W) |
241 | | . . . . Carbon(C) associated with more than one metal |
242 | | . . . . . Free metal is Iron(Fe), Cobalt(Co), or Nickel(Ni) only |
243 | | . . . Nonmetal is elemental Carbon(C) only |
244 | | . . . Containing Boron(B) or Nitrogen(N) |
245 | | . . Base metal one or more Transition metal |
246 | | . . . Base metal one or more of Iron group, Copper(Cu), or Noble metal |
247 | | . . . . Base metal one or more of Copper(Cu) or Noble metal |
248 | | . . . Base metal confined to Tungsten(W) |
249 | | . . Base metal one or more of Beryllium(Be), Magnesium(Mg), or Aluminum(Al) |
250 | | . . . Base metal is Beryllium(Be) only |
255 | | . Loose particulate mixture (i.e., composition) containing metal particles |
252 | | . . Mixture contains particles of nonmetal |
253 | | . . . Halogen containing particles |
254 | | . . . Boron(B) containing particles |
330 | | PROCESSES |
331 | | . Producing solid particulate free metal directly from liquid metal (e.g., liquid comminuting, etc.) |
332 | | . . With subsequent coating of the particles |
333 | | . . Utilizing centrifugal force or rotating forming zone to comminute liquid metal |
334 | | . . . Including directing liquid metal onto rotating disc |
335 | | . . By vibrating or agitating |
336 | | . . Utilizing electrothermic energy to comminute |
337 | | . . By impinging plural liquid streams |
338 | | . . By impinging or atomizing with gaseous jet or blast |
339 | | . . . Gas used is air |
340 | | . . By extrusion spraying or gravity fall through orifice |
341 | | . . . Into moving fluid |
342 | | . Spheroidizing or rounding of existing solid metal particles |
343 | | . 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 | | . . Radioactive |
345 | | . . Utilizing electrothermic, magnetic, or wave energy |
346 | | . . . Utilizing plasma |
347 | | . . . Utilizing magnetism |
348 | | . . Producing or purifying named magnetic material |
349 | | . . . Using Phosphorus(P), Boron(B), or Silicon(Si) or compound thereof |
350 | | . . . Using Alkaline earth metal or compound thereof |
351 | | . . Producing alloy |
352 | | . . . Including comminution |
353 | | . . Utilizing scrap material |
354 | | . . Including comminution |
355 | | . . . Directly from liquid mass (e.g., by atomizing, etc.) |
356 | | . . . And shaping or sintering prior to comminution |
357 | | . . . With step at 300 degrees C or greater |
358 | | . . . . Use of salt bath |
359 | | . . . . Reduction |
360 | | . . . . Use of gas |
361 | | . . . Using nonmetallic material which is liquid under standard conditions |
362 | | . . Decomposition of organo-compound containing metal or metal carbonyl |
363 | | . . At 300 degrees C or greater |
364 | | . . . Combined with step at less than 300 degrees C using nonmetallic material which is liquid under standard conditions |
365 | | . . . . 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 | | . . . Utilizing a fluidized bed |
367 | | . . . Vaporizing or condensing free metal |
368 | | . . . Settling of powder in molten metal or salt bath |
369 | | . . . Purifying powdered metal or reducing powdered metal compound to free metal |
370 | | . . Using nonmetallic material which is liquid under standard conditions |
371 | | . . . And settling of free metal from solution |
372 | | . . . . Displacing by another metal (i.e., electromotive series) |
373 | | . . . . Copper(Cu) recovered |
374 | | . . . . Nickel(Ni) or Cobalt(Co) recovered |
10.1 | | . Electrothermic processes (e.g., microwave, induction, resistance, electric arc, plasma, etc.) |
10.11 | | . . With zone melting or fractional crystallization |
10.12 | | . . Controlling process through sensed condition |
10.13 | | . . Electromagnetic wave energy (e.g., microwave, laser, etc.) |
10.14 | | . . Electrical induction |
10.15 | | . . . Producing or treating Iron(Fe) or Iron alloy |
10.16 | | . . . . With induced magnetic stirring |
10.17 | | . . . . With gaseous treating agent |
10.18 | | . . . Producing or treating Aluminum(Al), Beryllium(Be), Cobalt(Co), Chromium(Cr), Magnesium(Mg), Nickel(Ni), Titanium(Ti), or alloy thereof |
10.19 | | . . Plasma |
10.2 | | . . . Influenced by magnetic field |
10.21 | | . . . Producing or treating Aluminum(Al) or Aluminum alloy |
10.22 | | . . . Producing or treating Iron(Fe) or Iron alloy |
10.23 | | . . Consumable metal-containing electrode |
10.24 | | . . . Electroslag remelting |
10.25 | | . . . . Producing or treating Chromium(Cr), Cobalt(Co), Copper(Cu), Iron(Fe), Manganese(Mn), Nickel(Ni), Titanium(Ti), or alloy thereof |
10.26 | | . . . Producing or treating Titanium(Ti) or Zirconium(Zr) or alloy thereof |
10.27 | | . . Carbothermic reduction of Aluminum(Al) compound |
10.28 | | . . With volatilization of metal halide |
10.29 | | . . Distillation or volatilization of refined metal or compound thereof |
10.3 | | . . . Producing Zinc(Zn) |
10.31 | | . . . . From consolidated material (e.g., briquette, pellet, etc.) |
10.32 | | . . . . With electric arc |
10.33 | | . . . Producing magnesium(Mg) |
10.34 | | . . Rotating chamber |
10.35 | | . . Reducing or smelting slag or dross as starting material |
10.36 | | . . Exhaust or top gas reused or treated |
10.37 | | . . . With production of electrical energy |
10.38 | | . . . Producing or treating Iron(Fe) or Iron alloy |
10.39 | | . . Adding gaseous treating agent |
10.4 | | . . . Gas contains gaseous Oxygen |
10.41 | | . . . . Producing or treating Iron(Fe) or Iron alloy |
10.42 | | . . . . . With charge melting by electrothermal energy |
10.43 | | . . . Hydrogen or Water vapor |
10.44 | | . . . Carbon monoxide or Carbon dioxide |
10.45 | | . . . Noble gas, Nitrogen, or inert gas not otherwise identified |
10.46 | | . . Adding solid treating agent, slag or flux |
10.47 | | . . . Magnesium(Mg) or compound thereof |
10.48 | | . . . Aluminum(Al) or compound thereof |
10.49 | | . . . Boron(B) or compound thereof |
10.5 | | . . . Silicon(Si) or compound thereof |
10.51 | | . . . . Ferrosilicon alloy |
10.52 | | . . . . Silicon carbide |
10.53 | | . . . . With lime present |
10.54 | | . . . Alkali metal, Alkaline earth metal, or compound thereof |
10.55 | | . . . . Calcium fluoride (e.g., Fluorspar, Fluorite, etc.) |
10.56 | | . . . . Calcium carbide |
10.57 | | . . . . Calcium carbonate (e.g., limestone, etc.) |
10.58 | | . . . . Calcium oxide (e.g., lime, calx, etc.) |
10.59 | | . . . Carbon(C) containing material (e.g., Carbon, carbonaceous material, Carbide, etc.) |
10.6 | | . . . . Producing or treating Iron(Fe) or Iron alloy |
10.61 | | . . . . . With electric arc |
10.62 | | . . Reducing or smelting |
10.63 | | . . . Producing or treating Iron(Fe) or Iron alloy |
10.64 | | . . Vacuum purifying or degassing |
10.65 | | . . Melting or holding melt |
10.66 | | . . . Producing or treating Iron(Fe) or Iron alloy |
10.67 | | . Magnetic (e.g., electromagnetic, etc.) or electrostatic processes |
375 | | . Process control responsive to sensed condition |
376 | | . . Removing material from process to sense condition |
377 | | . . . Material removed is molten metal |
378 | | . . Pressure sensed |
379 | | . . . Of feed gas |
380 | | . . Temperature sensed |
381 | | . . . Of waste gas |
382 | | . . . Of molten metal |
383 | | . . . Of sintered material |
384 | | . . Composition sensed |
385 | | . . . Of waste gas |
386 | | . . Characteristic of treated material sensed (e.g., density, etc.) |
387 | | . . Flow rate sensed |
388 | | . Preparing for amalgamation, preparing and amalgamating, or breaking amalgam to produce free metal |
389 | | . . And displacing with a metal other than Mercury(Hg) |
390 | | . . Utilizing a Halogen containing agent |
391 | | . . Utilizing a Nitrogen(N) containing agent |
392 | | . Producing or treating free metal |
393 | | . . Utilizing Radioactive material, producing or treating Radioactive metal |
394 | | . . . Thorium(Th) |
395 | | . . . . Reduction |
396 | | . . . Plutonium(Pu) |
397 | | . . . . Reduction |
398 | | . . . Uranium(U) |
399 | | . . . . Reduction |
400 | | . . Free metal production from sea nodules |
401 | | . . 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 | | . . . Utilizing molten salt bath |
403 | | . . . Removing nonmetal from metal |
404 | | . . Separating liquid metal by centrifuging |
405 | | . . Removing gas from liquid metal by use of gas permeable membrane |
406 | | . . Adsorbing impurity from vaporous or liquid metal |
407 | | . . Filtering vaporous or liquid metal |
408 | | . . . Alkali metal, singly or in combination |
409 | | . . . Magnesium(Mg) |
410 | | . . . Noble metal, singly or in combination |
411 | | . . . Copper(Cu) |
412 | | . . . Aluminum(Al) |
413 | | . . From metal carbonyl or Carbon monoxide complex |
414 | | . . At 300 degrees C or greater (e.g., pyrometallurgy, etc.) |
415 | | . . . Foam |
416 | | . . . Combined with step at less than 300 degrees C using nonmetallic material which is liquid under standard conditions (e.g., hydrometallurgy, etc.) |
417 | | . . . . Obtaining metal from photographic waste |
418 | | . . . . Obtaining metal from electrolytic slime |
419 | | . . . . 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 | | . . . . . Step at less than 300 degrees C using nonmetallic material which is liquid under standard conditions is reduction to free metal |
421 | | . . . . . . Noble metal |
422 | | . . . . . . . Silver(Ag) |
423 | | . . . . . . . Gold(Au) |
424 | | . . . . . . Copper(Cu) |
425 | | . . . . . . Iron(Fe), Cobalt(Co), or Nickel(Ni) |
426 | | . . . . Noble metal obtained |
427 | | . . . . . Silver(Ag) |
428 | | . . . . . Gold(Au) |
429 | | . . . . Copper(Cu) obtained |
430 | | . . . . Iron(Fe), Cobalt(Co), or Nickel(Ni) obtained |
431 | | . . . . Zinc(Zn), Cadmium(Cd), or Mercury(Hg) obtained |
432 | | . . . . Tin(Sn) or Lead(Pb) obtained |
433 | | . . . Iron(Fe) |
434 | | . . . . With concurrent production of hydraulic cement |
435 | | . . . . With concurrent production of Titanium dioxide |
436 | | . . . . With consolidation (e.g., pelletizing, etc.) of solid metallic Iron(Fe) product after reduction |
437 | | . . . . Reducing Iron(Fe) halide |
438 | | . . . . Making wrought Iron(Fe) |
439 | | . . . . . Pouring molten Iron(Fe) into molten slag (i.e., Aston process) |
440 | | . . . . . Utilizing moving hearth |
441 | | . . . . . Directly from Iron(Fe) compound only (no metallic Iron) |
442 | | . . . . . . In moving furnace |
443 | | . . . . Reducing in gaseous suspension |
444 | | . . . . . Fluidized bed |
445 | | . . . . . . With melting of Iron(Fe) |
446 | | . . . . . . . Outside the fluidized bed |
447 | | . . . . . . With solid in fluidized bed in addition to reducible Iron(Fe) compound |
448 | | . . . . . . . Carbon(C) |
449 | | . . . . . . . . Generated in situ |
450 | | . . . . . . Using plural fluidized bed furnaces |
451 | | . . . . . . Using plural fluidized bed zones within a furnace |
452 | | . . . . . Solid product produced (without melting) |
453 | | . . . . . Cyclone apparatus used |
454 | | . . . . . Using same inlet to feed solid and gas |
455 | | . . . . . . Inlet is a burner |
456 | | . . . . . . . Burner is horizontal |
457 | | . . . . . . Inlet feeds upwardly |
458 | | . . . . Blast furnace reduction to produce molten Iron(Fe) |
459 | | . . . . . Using additive to the blast |
460 | | . . . . . . Carbonaceous |
461 | | . . . . . . . Slurry of solid in liquid |
462 | | . . . . . . . Liquid |
463 | | . . . . . . . Gaseous |
464 | | . . . . . . . . Recycled off gas |
465 | | . . . . . . Water |
466 | | . . . . . . Oxygen enrichment |
467 | | . . . . . Tapping molten product |
468 | | . . . . . Top gas recovery |
469 | | . . . . . Specified method of charging burden |
470 | | . . . . . Defined composition of slag |
471 | | . . . . . Defined composition of reductant |
472 | | . . . . . Defined composition of Iron(Fe) source |
473 | | . . . . Reduction in closed retort (e.g., Hoganas process, etc.) |
474 | | . . . . Reduction in rotary kiln |
475 | | . . . . . With melting of Iron(Fe) product |
476 | | . . . . . . Iron(Fe) product melted within rotary kiln |
477 | | . . . . . Introducing solid reductant into rotary kiln |
478 | | . . . . . . Solid reductant is recycled |
479 | | . . . . . . Any part of the charge is consolidated by agglomerating, compacting, indurating, or sintering (e.g., pelletized ore, flux, or reductant, etc.) |
480 | | . . . . . . Reducible Iron(Fe) compound and solid reductant fed through same end of rotary kiln |
481 | | . . . . . . . Mixed prior to charging |
482 | | . . . . . With generation of gaseous reductant outside rotary kiln |
483 | | . . . . Superposed multiple hearth reduction |
484 | | . . . . Moving furnace or hearth (e.g., moving belt, etc.) |
485 | | . . . . . Reduction in molten state |
486 | | . . . . Heating reduction zone by heat conducted through walls of zone |
487 | | . . . . . Shaft furnace |
488 | | . . . . Reduction to metallic Iron(Fe) within shaft furnace |
489 | | . . . . . Externally supplied gas reductant |
490 | | . . . . . . Solid Iron(Fe) produced within shaft furnace |
491 | | . . . . . . . With melting Iron(Fe) product outside shaft furnace |
492 | | . . . . . . . . With gasification of solid carbonaceous material in melt (e.g., coal, etc.) |
493 | | . . . . . . . Using solid Carbon(C) to generate gas in separate furnace (e.g., Wiberg process, etc.) |
494 | | . . . . . . . . Solid Carbon(C) is coal |
495 | | . . . . . . . Direct addition of gas containing gaseous Oxygen or water to shaft furnace (e.g., continuous HyL process, etc.) |
496 | | . . . . . . . With reformation of reducing gas in separate furnace (e.g., Midrex process, etc.) |
497 | | . . . . . . . . With plural reformers (e.g., Purofer process, etc.) |
498 | | . . . . . . . . With addition of steam to reformer (e.g., Armco process, etc.) |
499 | | . . . . . Molten Iron(Fe) produced in shaft furnace |
500 | | . . . . Reduction in molten state |
501 | | . . . . . Gas injection below surface of melt |
502 | | . . . . . Gas injection over surface of melt (e.g., as in reverberatory furnace, etc.) |
503 | | . . . . Reduction in presence of solid Carbon(C) containing material (e.g., coke, coal, carbides, etc.) |
504 | | . . . . . Including consolidation of solid Carbon(C) containing material with reducible Iron(Fe) compound |
505 | | . . . . Reduction with externally applied gas (e.g., batch HyL process, etc.) |
506 | | . . . . Reduction in the presence of liquid carbonaceous reductant (e.g., petroleum, pitch, etc.) |
507 | | . . . . Melting Iron(Fe) or treating molten Iron |
508 | | . . . . . Vacuum treatment of molten Iron(Fe) |
509 | | . . . . . . Free falling stream or spray of molten Iron(Fe) |
510 | | . . . . . . Vacuum lift |
511 | | . . . . . . . With addition of gas |
512 | | . . . . . . With addition of gas |
513 | | . . . . . In reverberatory furnace (e.g., open-hearth, Siemens-Martin, puddling, etc.) |
514 | | . . . . . . With treating of molten Iron(Fe) with gas outside reverberatory furnace (e.g., in Bessemer converter, etc.) |
515 | | . . . . . . With melting Iron(Fe) in shaft furnace |
516 | | . . . . . . Using gaseous Oxygen in a higher concentration than in ambient air |
517 | | . . . . . . With addition of solid elemental Carbon(C) or employing elemental Carbon furnace lining |
518 | | . . . . . . With compound containing Alkali metal and Oxygen (e.g., Sodium nitrate, Sodium carbonate, etc.) |
519 | | . . . . . . With Halogen or Halogen containing compound (e.g., Sodium chloride, Fluorspar, etc.) |
520 | | . . . . . . With Alkaline earth metal or Magnesium(Mg) containing compound |
521 | | . . . . . . With Transition metal compound |
522 | | . . . . . . . Iron oxide |
523 | | . . . . . . Melting solid Iron(Fe) |
524 | | . . . . . Sequential treatment of molten Iron(Fe) in plural apparatus with different linings (e.g., acid Bessemer followed by basic Bessemer, etc.) |
525 | | . . . . . Impinging free falling molten metal stream or spray with a gas or solid agent or spraying (e.g., atomizing, etc.) of molten metal |
526 | | . . . . . Adding solid treating agent in form of wire, rod, or article with surface feature or in container or by plunging means |
527 | | . . . . . In rotary kiln (e.g., Kaldo process, etc.) |
528 | | . . . . . Injecting gas or nonmetalliferous liquid which gasifies into, onto, or through premelted Iron(Fe) or slag layer thereon |
529 | | . . . . . . With hydrocarbon liquid or gas present |
530 | | . . . . . . . And hydrocarbon in surrounding relationship to gaseous Oxygen (e.g., hydrocarbon in outer concentric tube, etc.) |
531 | | . . . . . . And adding solid agent, slag, or flux to premelted Iron(Fe) or slag layer thereon |
532 | | . . . . . . . Loose elemental Carbon(C), coal, or coke (e.g., carburizing, etc.) |
533 | | . . . . . . . With solid entrained in gas or injected by gas pressure |
534 | | . . . . . . . . Boron(B) or compound thereof used in process |
535 | | . . . . . . . . Metal halide used in process |
536 | | . . . . . . . . Carbide used in process |
537 | | . . . . . . . . Elemental metal or elemental Silicon(Si) used in process |
538 | | . . . . . . . . Iron(Fe) containing compound used in process |
539 | | . . . . . . . . Alkali metal compound or Alkaline earth metal compound used in process |
540 | | . . . . . . . Gas contains gaseous Oxygen |
541 | | . . . . . . . . Metal halide |
542 | | . . . . . . . . Carbide |
543 | | . . . . . . . . Elemental metal or elemental Silicon(Si) |
544 | | . . . . . . . . Iron(Fe) containing compound |
545 | | . . . . . . . . Alkali metal compound or Alkaline earth metal compound |
546 | | . . . . . . . Noble gas or inert gas not otherwise identified |
547 | | . . . . . . . Gas compound containing Oxygen (e.g., Carbon monoxide, Carbon dioxide, Water, etc.) |
548 | | . . . . . . Gas contains gaseous Oxygen |
549 | | . . . . . . . With treatment of exhaust gas |
550 | | . . . . . . . . And adding gaseous Oxygen or inert gas to exhaust gas |
551 | | . . . . . . . Injecting from above and below melt surface |
552 | | . . . . . . . . Including other gas from below |
553 | | . . . . . . . Injecting only from above melt surface |
554 | | . . . . . . . . Including other gas from above |
555 | | . . . . . . . . Including other gas from below |
556 | | . . . . . . . Injecting only from below melt surface |
557 | | . . . . . . . . Including other gas from below |
558 | | . . . . . . Noble gas or inert gas not otherwise identified |
559 | | . . . . . . Gas compound containing Oxygen (e.g., Carbon monoxide, Carbon dioxide, Water, etc.) |
560 | | . . . . . Treating premelted Iron(Fe) or slag layer thereon by adding solid agent, slag, or flux |
561 | | . . . . . . Loose elemental Carbon(C), coal, or coke (e.g., carburizing, etc.) |
562 | | . . . . . . Sulfur(S) or compound thereof |
563 | | . . . . . . Nitrate, Chlorate, Permanganate, or Peroxide |
564 | | . . . . . . Boron(B) or compound thereof |
565 | | . . . . . . Metal halide |
566 | | . . . . . . Carbide |
567 | | . . . . . . Elemental metal or elemental Silicon(Si) |
568 | | . . . . . . . Aluminum(Al) or Magnesium(Mg) |
569 | | . . . . . . Iron(Fe) containing compound |
570 | | . . . . . . Alkali metal compound or Alkaline earth metal compound |
571 | | . . . . . Melting solid Iron(Fe) |
572 | | . . . . . . Melting packaged Iron(Fe) or Iron of specified structure to facilitate melting (e.g., shaped bale of scrap, etc.) |
573 | | . . . . . . In shaft furnace (e.g., cupola, etc.) |
574 | | . . . . . . . Without the use of solid, carbonaceous material (e.g., without coke, etc.) |
575 | | . . . . . . . Using Oxygen in a higher concentration than ambient air |
576 | | . . . . . . . Using both a solid carbonaceous fuel (e.g., coke, etc.) and a fluid (e.g, natural gas, etc.) |
577 | | . . . . . . . Defined composition of solid fuel other than nominal "coke" |
578 | | . . . . . . . With Calcium carbide |
579 | | . . . . . . . With Alkali metal compound |
580 | | . . . . . . In closed vessel with heat conducted through walls only (e.g., crucible melting, etc.) |
581 | | . . . . . . Melting scrap |
582 | | . . . . . Separating slag from molten Iron(Fe) |
583 | | . . . . . Stirring or agitating molten Iron(Fe) |
584 | | . . . . . Pouring or tapping molten Iron(Fe) |
585 | | . . . Nonferrous |
586 | | . . . . Concurrent production of Nonferrous metal and other desired nonmetallic product (e.g., cement, etc.) |
587 | | . . . . Countercurrent liquid-liquid extraction of molten Nonferrous metal |
588 | | . . . . Fractionation of molten Nonferrous metal (e.g., with reflux, etc.) |
589 | | . . . . Alkali metal, singly or in combination |
590 | | . . . . . Vaporizing or condensing |
591 | | . . . . . . Cesium(Cs) |
592 | | . . . . . Precipitating impurities from molten Alkali metal |
593 | | . . . . Beryllium(Be) |
594 | | . . . . Magnesium(Mg) |
595 | | . . . . . Vaporizing or condensing |
596 | | . . . . . . Reduction |
597 | | . . . . . . . Using metal or metal compound reductant |
598 | | . . . . . . . . And Carbon(C) |
599 | | . . . . . . . Using Carbon(C) |
600 | | . . . . . Treating molten Magnesium(Mg) |
601 | | . . . . . . Precipitating impurities from molten Magnesium(Mg) |
602 | | . . . . . . Adding gas |
603 | | . . . . . . . And solid |
604 | | . . . . . . Adding solid |
605 | | . . . . Alkaline earth metal, singly or in combination |
606 | | . . . . . Reducing halide |
607 | | . . . . . Vaporizing or condensing |
608 | | . . . . . . Reduction |
609 | | . . . . . Treating molten Alkaline earth metal |
610 | | . . . . Rare earth metal, singly or in combination |
611 | | . . . . Refractory metal, singly or in combination |
612 | | . . . . . Titanium(Ti), Zirconium(Zr), or Hafnium(Hf), singly or in combination |
613 | | . . . . . . Reduction |
614 | | . . . . . . . Using free metal or alloy reductant |
615 | | . . . . . . . . Of Titanium(Ti), Zirconium(Zr), or Hafnium(Hf), compound containing Halogen |
616 | | . . . . . . . . . 0Of binary halide - MX(4) |
617 | | . . . . . . . . . . 0Of chloride - MC1(4) |
618 | | . . . . . . . . . . . 0Free metal or alloy reductant contains Magnesium(Mg) |
619 | | . . . . . . . . . . . . 0Metal produced is Titanium(Ti) |
620 | | . . . . . . . Of Titanium(Ti), Zirconium(Zr), or Hafnium(Hf) compound containing Halogen |
621 | | . . . . . . Treating molten Titanium(Ti), Zirconium(Zr), or Hafnium(Hf) |
622 | | . . . . . Vanadium(V), Niobium(Nb) or Columbium(Cb), or Tantalum(Ta), singly or in combination |
623 | | . . . . . Chromium(Cr), Molybdenum(Mo), or Tungsten(W), singly or in combination |
624 | | . . . . Manganese(Mn) |
625 | | . . . . . Reduction |
626 | | . . . . Cobalt(Co) |
627 | | . . . . . Reduction |
628 | | . . . . Nickel(Ni) |
629 | | . . . . . Reduction |
630 | | . . . . . . Segregation process |
631 | | . . . . Noble metal, singly or in combination |
632 | | . . . . . Palladium(Pd) |
633 | | . . . . . Platinum(Pt) |
634 | | . . . . . Silver(Ag) |
635 | | . . . . . . Recovering Silver(Ag) from photographic material |
636 | | . . . . . . Reduction |
637 | | . . . . . Gold(Au) |
638 | | . . . . Copper(Cu) |
639 | | . . . . . Treating material in gaseous suspension |
640 | | . . . . . Treating slag or dross |
641 | | . . . . . Reduction |
642 | | . . . . . . Segregation process |
643 | | . . . . . . Treating matte or sulfide |
644 | | . . . . . . . Treating waste gas |
645 | | . . . . . . . With prior production of matte or sulfide |
646 | | . . . . . Treating molten Copper(Cu) |
647 | | . . . . . . By vacuum |
648 | | . . . . . . Adding gas |
649 | | . . . . . . . Containing gaseous Oxygen |
650 | | . . . . . . . . And adding solid |
651 | | . . . . . . . And solid |
652 | | . . . . . . Adding solid |
653 | | . . . . . Melting Copper(Cu) in shaft furnace |
654 | | . . . . Zinc(Zn) |
655 | | . . . . . Treating slag or dross |
656 | | . . . . . Reduction |
657 | | . . . . . . Using Halogen containing material |
658 | | . . . . . . Vaporizing or condensing |
659 | | . . . . . . . Treating material in gaseous suspension |
660 | | . . . . . . . Treating material in blast furnace or cupola |
661 | | . . . . . . . Treating material in vertical retort |
662 | | . . . . . . . Treating material in rotary kiln |
663 | | . . . . . Treating molten or vaporous Zinc(Zn) |
664 | | . . . . . . Using Halogen containing material |
665 | | . . . . . . Vaporizing or condensing |
666 | | . . . . . . . Condensing with Lead(Pb) coolant |
667 | | . . . . . . . Condensing with use of molten metal slinger |
668 | | . . . . Cadmium(Cd) |
669 | | . . . . . Vaporizing or condensing |
670 | | . . . . Mercury(Hg) |
671 | | . . . . Aluminum(Al) |
672 | | . . . . . Treating slag or dross |
673 | | . . . . . Reduction |
674 | | . . . . . . Carbothermic |
675 | | . . . . . . Decomposition of organo-compound containing Aluminum(Al) |
676 | | . . . . . . Of Aluminum(Al) halide |
677 | | . . . . . . . Of subhalide |
678 | | . . . . . Treating molten Aluminum(Al) |
679 | | . . . . . . Fractional crystallization |
680 | | . . . . . . Adding gas |
681 | | . . . . . . . Containing Halogen atom |
682 | | . . . . . . . . And adding solid |
683 | | . . . . . . . And solid |
684 | | . . . . . . Adding solid |
685 | | . . . . . . . Containing Halogen |
686 | | . . . . . Melting Aluminum(Al) |
687 | | . . . . . . Scrap |
688 | | . . . . Gallium(Ga) or Indium(In) |
689 | | . . . . Germanium(Ge) |
690 | | . . . . Tin(Sn) |
691 | | . . . . . Reduction |
692 | | . . . . . . Of Halogen containing material |
693 | | . . . . Lead(Pb) |
694 | | . . . . . Treating material in gaseous suspension or gaseous state |
695 | | . . . . . Reduction |
696 | | . . . . . . Of Lead-Sulfur compound |
697 | | . . . . . Treating molten Lead(Pb) |
698 | | . . . . . . By vacuum |
699 | | . . . . . . Adding gas |
700 | | . . . . . . . Containing Halogen atom |
701 | | . . . . . . Adding solid |
702 | | . . . . . . . Containing free metal |
703 | | . . . . Antimony(Sb) |
704 | | . . . . . Reduction |
705 | | . . . . Bismuth(Bi) |
706 | | . . . . Arsenic(As) |
707 | | . . . Reducing or smelting unnamed ore |
708 | | . . . Stirring or agitating of molten material |
709 | | . . . Covering the surface of molten metal |
710 | | . . Below 300 degrees C |
711 | | . . . Using nonmetallic material which is liquid under standard conditions (e.g., hydrometallurgy, etc.) |
712 | | . . . . Involving mining or in situ operation |
713 | | . . . . From photography material |
714 | | . . . . From electrolytic or cementation slime |
715 | | . . . . Removing coating to recover free metal from substrate or coating |
716 | | . . . . . From Tin(Sn) scrap or Tin plate |
717 | | . . . . Reducing to free metal with gas |
718 | | . . . . . Copper (Cu) recovered as free metal |
719 | | . . . . . . Using Sulfur dioxide |
720 | | . . . . . Noble metal recovered as free metal |
721 | | . . . . Utilizing organic reducing agent |
722 | | . . . . Involving organic compound containing metal or organic agent for agglomerating metal |
723 | | . . . . . Natural or synthetic polymer |
724 | | . . . . Displacing by another metal (i.e., electromotive series) |
725 | | . . . . . Lead(Pb) or Zinc(Zn) recovered as free metal |
726 | | . . . . . Copper(Cu) recovered as free metal |
727 | | . . . . . . And flotation |
728 | | . . . . . . And injecting or pressurizing with air or Oxygen |
729 | | . . . . . . From Cyanide solution |
730 | | . . . . . . With agitating or abrading |
731 | | . . . . . . Utilizing leaching agent containing Sulfur(S) |
732 | | . . . . . Noble metal recovered as free metal |
733 | | . . . . . . Silver(Ag) recovered as free metal |
734 | | . . . . . . . And injecting or pressurizing with air or Oxygen |
735 | | . . . . . . . From Cyanide solution |
736 | | . . . . . . Gold(Au) recovered as free metal |
737 | | . . . . . . . From Cyanide solution |
738 | | . . . . . Nickel(Ni) or Cobalt(Co) recovered as free metal |
739 | | . . . . Utilizing chemical agent to precipitate free metal |
740 | | . . . . . Copper(Cu) recovered as free metal |
741 | | . . . . . Noble metal recovered as free metal |
742 | | . . . . Cleaning, leaching, or dissolving of Mercury(Hg) |
743 | | . . . . With leaching or dissolving |
744 | | . . . . . Noble metal recovered as free metal |
745 | | . . . Alkali metal, singly or in combination |
746 | | . 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 | | . . Noble metal containing metalliferous material |
748 | | . . With vaporization of impurity as metal halide |
749 | | . . With physical separation or classification of solids |
750 | | . . . By sifting |
751 | | . . With heat treatment (e.g., calcinating, fusing, indurating, roasting, sintering, vaporizing, etc.) |
752 | | . . . Vaporizing metalliferous impurity |
753 | | . . . With leaching, dissolving, or washing |
754 | | . . . By suspension (e.g., fluid bed, cyclone, etc.) |
755 | | . . . On moving grate, moving pallet, or endless belt |
756 | | . . . . Using multi-layers |
757 | | . . . . With gas recycling or reusing |
758 | | . . . . Sintering |
759 | | . . . . . Of consolidated starting material |
760 | | . . . In shaft furnace or multi-hearth furnace |
761 | | . . . . Sintering |
762 | | . . . In rotary kiln |
763 | | . . . . Sintering |
764 | | . . . Coking of binder or additive |
765 | | . . . Sintering or with agglomerating or compacting |
766 | | . . . . With coal, coke, pitch, asphalt, or tar |
767 | | . . . . With synthetic polymer, natural polymer, or carbohydrate |
768 | | . . . . With Alkaline earth metal compound, clay, or hydrosetting agent |
769 | | . . . . Sintering |
770 | | . . Agglomerating or compacting |
771 | | . . . With coal, coke, pitch, asphalt, or tar |
772 | | . . . With synthetic polymer, natural polymer, or carbohydrate |
773 | | . . . 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 | | . 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 |