| Subclass |
| Title |
|---|
|
ClassTitle
|
| ===>
METAL TREATMENT
|
| | | |
| 95 | ![[Patents]](../gifs/ps.gif) | PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL |
| 96 | | . Superconductive metal or alloy (i.e., superconductive Tc at or below 30`K) |
| 97 | | . . Particle (e.g., ion, neutron, etc.) bombardment or electromagnetic wave energy (e.g., laser, etc.) |
| 98 | | . . Producing or treating an A3B (e.g., Nb3Sn, V3Ga, Nb3Al, etc.) superconducting alloy |
| 99 | | . Treating in extraterrestrial environment (e.g., space, moon, etc.) or zero gravity environment |
| 100 | | . Magnetic materials |
| 101 | | . . Permanent magnet |
| 102 | | . . . Age hardening |
| 103 | | . . . Treatment in a magnetic field |
| 104 | | . . Dust cores |
| 105 | | . . Particulate material |
| 108 | | . . Treatment in a magnetic field |
| 110 | | . . Silicon steel |
| 111 | | . . . Working |
| 112 | | . . . Heat treatment |
| 113 | | . . . . With special compositions |
| 120 | | . . Working |
| 121 | | . . Heat treatment |
| 122 | | . . . With special compositions |
| 194 | | . Chemical-heat removing (e.g., flame-cutting, etc.) or burning of metal |
| 195 | | . . Control responsive to sensed condition of workpiece |
| 196 | | . . Program or pattern control |
| 197 | | . . Utilizing fluid contact other than flame |
| 198 | | . . With solid additive |
| 199 | | . . . Metal powder |
| 200 | | . . Of edge or corner (e.g., deburring, etc.) |
| 201 | | . . Cylindrical workpiece |
| 202 | | . . Scarfing (e.g., desurfacing, planing, gouging, etc.) |
| 203 | | . . . Simultaneous removing or burning of multiple sides of workpiece |
| 204 | | . . Flame piercing |
| 205 | | . . Plural nozzles or plural work-contacting jets |
| 206 | | . Carburizing or nitriding using externally supplied carbon or nitrogen source |
| 207 | | . . Carburizing or nitriding uniformly throughout the entire mass (i.e., internal carburizing) |
| 208 | | . . With decarburizing or denitriding |
| 209 | | . . Utilizing particulate fluid bed |
| 210 | | . . Of selected surface area (e.g., zone, top only, etc.) |
| 211 | | . . . With working, machining, or cutting |
| 212 | | . . . Nitriding |
| 213 | | . . . Utilizing attached protective shield, mask or coating |
| 214 | | . . . . With noncarburizing or non-nitriding coating |
| 215 | | . . Measuring, sensing, or testing |
| 216 | | . . . Of gas composition (e.g., carbon content, etc.) |
| 217 | | . . With noncarburizing or non-nitriding reactive coating (e.g., oxidizing, siliconizing, boronizing, etc.) |
| 218 | | . . Combined carburizing and nitriding (e.g., carbonitriding, nitrocarburizing, etc.) |
| 219 | | . . . With working, machining, cutting, or post-carburizing and post-nitriding heating or quenching |
| 220 | | . . With producing or treating of workpiece having plural noncarburized or non-nitrided layers or mechanically engaged article or stock |
| 221 | | . . With casting or solidifying from melt |
| 222 | | . . Utilizing ionized gas (e.g., plasma, etc.) or electron arc or beam |
| 223 | | . . Including use of vacuum |
| 224 | | . . Utilizing wave energy (e.g., laser, etc.) or electric heating with work as conductor |
| 225 | | . . Iron(Fe) or iron base alloy |
| 226 | | . . . With working, machining, or cutting |
| 227 | | . . . Utilizing fused agent or media |
| 228 | | . . . . Nitriding |
| 229 | | . . . . With post-carburizing quenching |
| 230 | | . . . Nitriding |
| 231 | | . . . . Utilizing nitrogen containing agent other than ammonia or elemental nitrogen |
| 232 | | . . . . With post-nitriding heat or quenching |
| 233 | | . . . With post-carburizing heating or quenching |
| 234 | | . . . Utilizing agent containing cyano (CN) radical or halogen (X) radical or metal carbonate |
| 235 | | . . . Utilizing hydrocarbon, oil or oxygenated hydrocarbon (e.g., alcohol, furan, carbohydrate, etc.) |
| 236 | | . . . Utilizing solid carbonaceous material containing free carbon, coal, peat, or coke |
| 237 | | . . Refractory metal (i.e., Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W) or refractory base alloy |
| 238 | | . . Nitriding |
| 239 | | . With ion implantation |
| 240 | | . Processes of coating utilizing a reactive composition which reacts with metal substrate or composition therefore |
| 241 | | . . Testing or electrical or wave energy utilized |
| 242 | | . . Molten bath or molten surface utilized during reaction |
| 243 | | . . Liquid reactive coating composition utilized |
| 244 | | . . . Dye or organic pigment containing |
| 245 | | . . . Electrically insulating coating formed which is more than mere oxide formation |
| 246 | | . . . Contains lubricant or oil or overcoat thereof |
| 247 | | . . . Contains an atom of hafnium, titanium or zirconium (excludes activating composition) |
| 248 | | . . . Contains nonreactive organic liquid at ambient temperature (e.g., solvent, etc.) |
| 249 | | . . . . Nonreactive halogenated hydrocarbon |
| 250 | | . . . Contains organic phosphorus or organic chromium compound |
| 251 | | . . . Contains solid synthetic polymer |
| 252 | | . . . Contains dicarboxylic acid or salt thereof which reacts with metal substrate |
| 253 | | . . . Contains phosphorus |
| 254 | | . . . . Liquid composition applied prior to reaction of metal substrate with phosphorus (e.g., cleaning, activating, etc.) |
| 255 | | . . . . With additional coating composition containing an atom of chromium, phosphorus or sulfur |
| 256 | | . . . . Specified liquid or gaseous coating composition applied after reaction with phosphorus |
| 257 | | . . . . . Specified coating composition contains organic material |
| 258 | | . . . . Contains an atom of chromium |
| 259 | | . . . . Contains organic additive other than for pH control |
| 260 | | . . . . . Nitrogen-containing organic compound |
| 261 | | . . . . Contains an atom of arsenic, boron or metal atom other than alkali metal |
| 262 | | . . . . . Contains an atom of iron or manganese or a group II metal atom (Be, Ca, Sr, Ba, Zn, Cd, Hg) |
| 263 | | . . . . . . Contains an atom of calcium |
| 264 | | . . . Contains an atom of chromium |
| 265 | | . . . . Post chromium treatment with specified material (other than mere air drying) |
| 266 | | . . . . Contains an atom of sulfur, selenium or tellurium |
| 267 | | . . . . Contains trivalent chromium ion or reducing agent or an organic additive |
| 268 | | . . . . Contains an atom or boron, silicon or metal atom other than alkali metal |
| 269 | | . . . Metal substrate contains elemental Ti, Zr, Hf, Cu, Ta, or Th or alloy thereof |
| 270 | | . . . Contains an atom of sulfur, selenium or tellurium |
| 271 | | . . . . Contains organic sulfur compound |
| 272 | | . . . Coating or treating a metal oxide with a specified composition |
| 273 | | . . . Contains an atom of arsenic or metal atom other than alkali metal |
| 274 | | . . . Contains organic material |
| 275 | | . . . Metal substrate contains elemental aluminum or magnesium or alloy thereof |
| 276 | | . . Coating during or after metal oxide formation |
| 277 | | . . Metal oxide formed after applied coating |
| 278 | | . . Carbide formation, decarburization or carbonizing |
| 279 | | . . Contains an atom of boron or silicon that reacts with metal substrate |
| 280 | | . . Reactive material applied nonuniformly or reacted selectively |
| 281 | | . . Metal substrate contains elemental Ti, Zr, Nb, Ag, Ta, or W or alloy thereof |
| 282 | | . . Metal substrate contains elemental copper or alloy thereof |
| 283 | | . . Contains an atom of halogen, organic material or gaseous sulfur |
| 284 | | . . Coating composition applied forms oxide coating |
| 285 | | . . . Oxide of aluminum, beryllium or magnesium formed |
| 286 | | . . . Oxide of cobalt, chromium or nickel formed |
| 287 | | . . . Oxide of iron formed |
| 500 | | . Utilizing disclosed mathematical formula or relationship |
| 501 | | . . Nonferrous metal, nonferrous based alloy or no-base alloy |
| 502 | | . . . Aluminum(Al) or aluminum base alloy |
| 503 | | . . Utilizing therein symbol for temperature |
| 504 | | . . . With working step |
| 505 | | . . Utilizing therein factors or percentages related to metal or metal alloy composition (i.e., including carbon content) |
| 506 | | . . . With chromium(Cr) in the mathematical relationship |
| 507 | | . . . With titanium(Ti) in the mathematical relationship |
| 508 | | . With measuring, testing, or sensing |
| 509 | | . . Magnetic or electrical property |
| 510 | | . . Change in dimension (e.g., expansion, elongation, distortion, etc.) |
| 511 | | . . Temperature |
| 512 | | . Surface melting (e.g., melt alloying, etc.) |
| 513 | | . Treating loose metal powder, particle or flake |
| 514 | | . Treating consolidated metal powder, per se (i.e., no sintering or compacting step present) |
| 515 | | . With explosive or exothermic agent |
| 516 | | . Producing or treating layered, bonded, welded, or mechanically engaged article or stock as a final product |
| 517 | | . . Subambient temperature |
| 518 | | . . With electrocoating (e.g., electroplating, anodizing, sputtering, etc.) |
| 519 | | . . Pipe or tube |
| 520 | | . . . With induction heating |
| 521 | | . . . With metal fusion bonding |
| 522 | | . . With casting or solidifying from melt |
| 523 | | . . . Of aluminum(Al) or aluminum alloy |
| 524 | | . . With metal fusion bonding step utilizing electron arc or beam |
| 525 | | . . Utilizing wave energy (e.g., laser, electromagnetic wave energy, etc.), plasma or electron arc or beam |
| 526 | | . . Electric heating with work as electrical conductor (e.g., alternating current, induction, etc.) |
| 527 | | . . With metal next to or bonded to metal |
| 528 | | . . . With brazing or soldering |
| 529 | | . . . Iron(Fe) or iron base alloy present |
| 530 | | . . . . Next to nonferrous metal or nonferrous base alloy |
| 531 | | . . . . . Aluminum(Al) or aluminum base alloy |
| 532 | | . . . . . Copper(Cu) or copper base alloy |
| 533 | | . . . . . Zinc(Zn), zinc base alloy or unspecified galvanizing |
| 534 | | . . . . With working |
| 535 | | . . . Aluminum(Al) or aluminum base alloy present |
| 536 | | . . . Copper(Cu) or copper base alloy |
| 537 | | . . With coating step |
| 538 | | . With casting or solidifying from melt |
| 539 | | . . Centrifugal casting |
| 540 | | . . Iron(Fe) or iron base alloy |
| 541 | | . . . Continuous casting |
| 542 | | . . . Containing at least nine percent chromium(Cr) (e.g., stainless steel, etc.) |
| 543 | | . . . Containing at least 1.5 percent carbon |
| 544 | | . . . . With working |
| 545 | | . . . . With tempering, ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening, or quenching |
| 546 | | . . . With working |
| 547 | | . . . . With tempering, ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening, or quenching |
| 548 | | . . . With tempering, ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening, or quenching |
| 549 | | . . Aluminum(Al) or aluminum base alloy |
| 550 | | . . . With extruding or drawing |
| 551 | | . . . Continuous casting |
| 552 | | . . . With working |
| 553 | | . . Copper(Cu) or copper base alloy |
| 554 | | . . . With working |
| 555 | | . . Nickel(Ni) or nickel base alloy |
| 556 | | . . . With working |
| 557 | | . . With working |
| 558 | | . With vibration (e.g., mechanical, sound, etc.) |
| 559 | | . Heating or cooling of solid metal |
| 560 | | . . Actinide or trans-actinide metal or alloy having greater than 50 percent actinide or trans-actinide metals |
| 561 | | . . Passing through an amorphous state or treating or producing an amorphous metal or alloy |
| 562 | | . . Treating single crystal |
| 563 | | . . Mechanical memory (e.g., shape memory, heat-recoverable, etc.) |
| 564 | | . . Superplastic (e.g., dynamic recrystallization, etc.) |
| 565 | | . . Utilizing wave energy (e.g., laser, electromagnetic, etc.) plasma or electron arc or beam |
| 566 | | . . Electric heating with work as conductor (e.g., alternating current, induction, etc.) |
| 567 | | . . . Induction |
| 568 | | . . . . Wire or filament |
| 569 | | . . . . Railway stock (e.g., rails, wheels, axles, etc.) |
| 570 | | . . . . Of hollow bodies (e.g., pipe, sphere, etc.) |
| 571 | | . . . . . Inside only |
| 572 | | . . . . Rod, axle, shaft, or roller |
| 573 | | . . . . Gear, threaded article, drill or serrated work surface (e.g., saw blade, etc.) |
| 574 | | . . . . And cooling with fluid contact |
| 575 | | . . . . . Iron(Fe) or iron base alloy |
| 576 | | . . . Wire or filament |
| 577 | | . . Chilling to subambient temperature |
| 578 | | . . . Iron(Fe) or iron base alloy |
| 579 | | . . Iron(Fe) or iron base alloy |
| 580 | | . . . Spring or spring material |
| 581 | | . . . Railway stock (e.g., rails, wheels, axles, etc.) |
| 582 | | . . . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum |
| 583 | | . . . . Wheel |
| 584 | | . . . . With working |
| 585 | | . . . . With work handling |
| 586 | | . . . Gear |
| 587 | | . . . Threaded article (e.g., screws, drill bits, etc.) |
| 588 | | . . . Serrated work surface (e.g., saw blades, etc.) |
| 589 | | . . . Ring |
| 590 | | . . . Pipe or tube |
| 591 | | . . . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum |
| 592 | | . . . . Nine percent or more chromium(Cr) (e.g., stainless steel, etc.) |
| 593 | | . . . . With working |
| 594 | | . . . . With work handling |
| 595 | | . . . Wire, rod, or filament |
| 596 | | . . . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum |
| 597 | | . . . . Nine percent or more chromium(Cr) (e.g., stainless steel, etc.) |
| 598 | | . . . . With working |
| 599 | | . . . . . With working at or below 120`C or unspecified cold working |
| 600 | | . . . . With work handling |
| 601 | | . . . With coiling or treating of coiled strip |
| 602 | | . . . . With working |
| 603 | | . . . . . With working at or below 120`C or unspecified cold working |
| 604 | | . . . Of stacked plural workpieces |
| 605 | | . . . Nine percent or more chromium(Cr) (e.g., Stainless steel, etc.) |
| 606 | | . . . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum |
| 607 | | . . . . Ageing, solution treating (i.e., for hardening), precipitation strengthening or precipitation hardening |
| 608 | | . . . . . With working |
| 609 | | . . . . With working |
| 610 | | . . . . . With working at or below 120`C or unspecified cold working |
| 611 | | . . . . Austenitic phase structure |
| 612 | | . . . Starting material contains 1.7 percent or more carbon (e.g., cast iron, etc.) |
| 613 | | . . . . Decarburizing |
| 614 | | . . . . Starting material is spherulitic (i.e., spheroidal) or vermicular (i.e., wormlike) |
| 615 | | . . . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum |
| 616 | | . . . . Treating or producing white or malleable cast iron |
| 617 | | . . . . . Producing malleable cast iron |
| 618 | | . . . . . . With spheroidal graphite production |
| 619 | | . . . Containing 10 percent or more manganese(Mn) (e.g., Hadfield steel, etc.) |
| 620 | | . . . . With working |
| 621 | | . . . Highly alloyed (i.e., greater than 10 percent alloying elements) |
| 622 | | . . . Ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 623 | | . . . . Overageing |
| 624 | | . . . . With working |
| 625 | | . . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum |
| 626 | | . . . . With preserving, recovering, separately treating or handling of the specified treating agent |
| 627 | | . . . . With localized or zone heating or cooling |
| 628 | | . . . . Using vacuum |
| 629 | | . . . . Decarburizing or denitriding |
| 630 | | . . . . Utilizing particulate fluid bed |
| 631 | | . . . . Fused treating agent |
| 632 | | . . . . . With working |
| 633 | | . . . . Gaseous agent |
| 634 | | . . . . . Hydrogen |
| 635 | | . . . . . With working |
| 636 | | . . . . Liquid agent |
| 637 | | . . . . . And cooling or quenching |
| 638 | | . . . . . . Treating composition contains water |
| 639 | | . . . Localized or zone heating or cooling |
| 640 | | . . . . Utilizing protective or insulating shielding from heat |
| 641 | | . . . . Simultaneous heating and cooling treatment |
| 642 | | . . . . Heating with flame treatment |
| 643 | | . . . . With working |
| 644 | | . . . . Cooling |
| 645 | | . . . With flattening, straightening, or tensioning by external force |
| 646 | | . . . With restraining of metal from expanding or contracting during heating or cooling |
| 647 | | . . . . Die quenching |
| 648 | | . . . With working |
| 649 | | . . . . Forging |
| 650 | | . . . . With working at or below 120`C or unspecified cold working |
| 651 | | . . . . . Heating step follows cold working |
| 652 | | . . . . . . Separate cooling step follows cold working step |
| 653 | | . . . . With additional nonworking heating step |
| 654 | | . . . . Including cooling (e.g., quenching, etc.) |
| 655 | | . . . With separate handling or treating of air, water, or unspecified fluid treating media |
| 656 | | . . . Work handling |
| 657 | | . . . . Continuous strip or sheet |
| 658 | | . . . . During cooling step |
| 659 | | . . . Including spheroidizing |
| 660 | | . . . Including cooling (e.g., quenching, etc.) |
| 661 | | . . . . Strip, sheet, or plate |
| 662 | | . . . . Heating step follows cooling |
| 663 | | . . . . . Tempering |
| 664 | | . . . . Multiple cooling steps |
| 665 | | . . Beryllium(Be) or beryllium base alloy |
| 666 | | . . Magnesium(Mg) or magnesium base alloy |
| 667 | | . . . With working |
| 668 | | . . Refractory metal (i.e., titanium(Ti), zirconium(Zr), hafnium(Hf), vanadium(V), niobium(Nb), columbium(Cb), tantalum(Ta), chromium(Cr), molybdenum(Mo), tungsten(W)), or alloy base thereof |
| 669 | | . . . Titanium(Ti) or titanium base alloy |
| 670 | | . . . . With working |
| 671 | | . . . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 672 | | . . . Zirconium(Zr) or zirconium base alloy |
| 673 | | . . . Tungsten(W) or tungsten base alloy |
| 674 | | . . Cobalt(Co) or cobalt base alloy |
| 675 | | . . Nickel(Ni) or nickel base alloy |
| 676 | | . . . With working |
| 677 | | . . . . With ageing, solution treating, (i.e., for hardening), precipitation hardening or strengthening |
| 678 | | . . Noble metals (i.e., silver(Ag), gold(Au), osmium(Os), iridium(Ir), platinum(Pt), ruthenium(Ru), rhodium(Rh), palladium(Pd)) or alloy base thereof |
| 679 | | . . Copper(Cu) or copper base alloy |
| 680 | | . . . With working above 400`C or nonspecified hot working |
| 681 | | . . . . Multiple working steps |
| 682 | | . . . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 683 | | . . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 684 | | . . . With working |
| 685 | | . . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 686 | | . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 687 | | . . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent or denitriding agent, etc.) or vacuum |
| 688 | | . . Aluminum(Al) or aluminum base alloy |
| 689 | | . . . With extruding or drawing |
| 690 | | . . . . And ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 691 | | . . . With working above 400`C or nonspecified hot working |
| 692 | | . . . . Multiple working steps |
| 693 | | . . . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 694 | | . . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 695 | | . . . With working |
| 696 | | . . . . Multiple working steps |
| 697 | | . . . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 698 | | . . . With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening |
| 699 | | . . . . Copper(Cu) containing |
| 700 | | . . . . . Magnesium(Mg) containing |
| 701 | | . . . . . . Zinc(Zn) containing |
| 702 | | . . . . Magnesium(Mg) containing |
| 703 | | . . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum |
| 704 | | . . . . In fused state |
| 705 | | . . Zinc(Zn) or zinc base alloy |
| 706 | | . . Lead(Pb) or lead base alloy |
| 707 | | . . Over 50 percent metal, but no base |
| 708 | | . . Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum |
| 709 | | . . . With preserving, recovering or separately handling or treating of the agent |
| 710 | | . . . Utilizing particulate form in fluid bed |
| 711 | | . . . In fused state |
| 712 | | . . . In gaseous state |
| 713 | | . . . In liquid state |
| 714 | | . . Localized or zone heating or cooling treatment |
| 22 | | COMPOSITIONS |
| 23 | | . Fluxing |
| 24 | | . . Metallic |
| 25 | | . . Oleaginous |
| 26 | | . . Inorganic |
| 27 | | . Heat treating |
| 28 | | . . Liquid |
| 29 | | . . . Oleaginous |
| 30 | | . . Carbonaceous |
| 33 | | BARRIER LAYER STOCK MATERIAL, P-N TYPE |
| 33.1 | | . With contiguous layer doped to degeneracy |
| 33.2 | | . With recess, void, dislocation, grain boundaries or channel openings |
| 33.3 | | . With non-semiconductive coating thereon |
| 33.4 | | . With contiguous layers of different semiconductive material |
| 33.5 | | . Having at least three contiguous layers of semiconductive material |
| 33.6 | | . . Including an alloy layer having named impurities |
| 400 | | STOCK |
| 401 | | . Radioactive |
| 300 | | . Magnetic |
| 301 | | . . Rare earth and transition metal containing |
| 302 | | . . . Boron containing |
| 303 | | . . . Copper containing |
| 304 | | . . Amorphous |
| 305 | | . . . With inclusion |
| 306 | | . . Iron base (i.e., ferrous) |
| 307 | | . . . Silicon containing |
| 308 | | . . . . Specific crystallographic orientation |
| 309 | | . . . . Containing over 1 percent aluminium |
| 310 | | . . . Nickel containing |
| 311 | | . . . Cobalt containing |
| 312 | | . . Nickel base |
| 313 | | . . Cobalt base |
| 314 | | . . Manganese base |
| 315 | | . . No single metal over 50 percent |
| 316 | | . Carburized or nitrided |
| 317 | | . . Nitrided |
| 318 | | . . . Ferrous (i.e., iron base) |
| 319 | | . . Ferrous (i.e., iron base) |
| 402 | | . Mechanical memory |
| 403 | | . Amorphous, i.e., glassy |
| 404 | | . Directionally solidified |
| 320 | | . Ferrous (i.e., iron base) |
| 321 | | . . 1.7 percent or more carbon containing (e.g., cast iron) |
| 322 | | . . . Malleabilized |
| 323 | | . . . Chill cast |
| 324 | | . . . Six percent or more group IV, V or VI transition metal containing |
| 325 | | . . Nine percent or more chromium containing |
| 326 | | . . . Age or precipitation hardened or strengthened |
| 327 | | . . . Eight percent or more total content of nickel and/or manganese containing |
| 328 | | . . Age or precipitation hardened or strengthed |
| 329 | | . . Eight percent or more manganese containing |
| 330 | | . . Beryllium or boron containing |
| 331 | | . . Rare earth meal containing |
| 332 | | . . Copper containing |
| 333 | | . . Chromium containing, but less than 9 percent |
| 334 | | . . . Molybdenum containing |
| 335 | | . . . . Nickel containing |
| 336 | | . . Nickel containing |
| 337 | | . . Three percent or more manganese containing or containing other transition metal in any amount |
| 405 | | . Age or precipitation hardened or strengthened |
| 406 | | . . Magnesium base |
| 407 | | . . Refractory metal base |
| 408 | | . . Cobalt base |
| 409 | | . . Nickel base |
| 410 | | . . . Chromium containing |
| 411 | | . . Copper base |
| 412 | | . . . Tin containing |
| 413 | | . . . Zinc containing |
| 414 | | . . . Nickel containing |
| 415 | | . . Aluminum base |
| 416 | | . . . Copper containing |
| 417 | | . . . . Magnesium containing |
| 418 | | . . . . . Vanadium, niobium or tantalum containing |
| 419 | | . . Containing over 50 percent metal, but no base metal |
| 420 | | . Magnesium base |
| 421 | | . Titanium, zirconium, or hafnium base |
| 422 | | . Vanadium, niobum, or tantalum base |
| 423 | | . Chromium, molybdenum, or tungsten base |
| 424 | | . Manganese base |
| 425 | | . Cobalt base |
| 426 | | . Nickel base |
| 427 | | . . Chromium containing |
| 428 | | . . . Aluminum containing |
| 429 | | . . Aluminum containing |
| 430 | | . Noble metal base |
| 431 | | . . Silver base containing in situ formed oxides |
| 432 | | . Copper base |
| 433 | | . . Tin containing |
| 434 | | . . Zinc containing |
| 435 | | . . Nickel containing |
| 436 | | . . Aluminum containing |
| 437 | | . Aluminum base |
| 438 | | . . Copper containing |
| 439 | | . . . Magnesium containing |
| 440 | | . . Magnesium containing |
| 441 | | . Zinc base |
| 442 | | . Containing over 50 per cent metal, but no base metal |
| | | ****************************** |
| | | CROSS-REFERENCE ART COLLECTIONS PERTAINING TO SUBCLASSES 400+ STOCK |
| | | ****************************** |
| 900 | | ION IMPLANTED |
| 901 | | SURFACE DEPLETED IN AN ALLOY COMPONENT (E.G., DECARBURIZED) |
| 902 | | HAVING PORTIONS OF DIFFERING METALLURGICAL PROPERTIES OR CHARACTERISTICS |
| 903 | | . Directly treated with high energy electromagnetic waves or particles (e.g., laser, electron beam) |
| 904 | | . Crankshaft |
| 905 | | . Cutting tool |
| 906 | | . Roller bearing element |
| 907 | | . Threaded or headed fastener |
| 908 | | . Spring |
| 909 | | . Tube |
| 910 | | . In pattern discontinuous in two dimensions (e.g., checkerboard pattern) |
| | | ***************************** |
| | | DIGESTS |
| | | ***************************** |
| DIG 1 | | AMORPHOUS SEMICONDUCTOR |
| DIG 2 | | AMPHOTERIC DOPING |
| DIG 3 | | ANNEAL |
| DIG 4 | | ANNEALING, INCOHERENT LIGHT |
| DIG 5 | | ANTIMONIDES OF GALLIUM OR INDIUM |
| DIG 6 | | APPARATUS |
| DIG 7 | | AUTODOPING |
| DIG 8 | | BI-LEVEL FABRICATION |
| DIG 9 | | BI-MOS |
| DIG 10 | | BIPOLAR TRANSISTORS-ION IMPLANTATION |
| DIG 11 | | BIPOLAR TRANSISTORS |
| DIG 12 | | BONDING E.G., ELECTROSTATIC FOR STRAIN GAUGES |
| DIG 13 | | BREAKDOWN VOLTAGE |
| DIG 14 | | CAPACITOR |
| DIG 15 | | CAPPING LAYER |
| DIG 16 | | CATALYST |
| DIG 17 | | CLEAN SURFACES |
| DIG 18 | | COMPENSATION DOPING |
| DIG 19 | | CONTACTS OF SILICIDES |
| DIG 20 | | CONTACTS, SPECIAL |
| DIG 21 | | CONTINUOUS PROCESS |
| DIG 22 | | CONTROLLED ATMOSPHERE |
| DIG 23 | | DEEP LEVEL DOPANTS |
| DIG 24 | | DEFECT CONTROL-GETTERING AND ANNEALING |
| DIG 25 | | DEPOSITION MULTI-STEP |
| DIG 26 | | DEPOSITION THRU HOLE IN MASK |
| DIG 27 | | DICHLOROSILANE |
| DIG 28 | | DICING |
| DIG 29 | | DIFFERENTIAL CRYSTAL GROWTH RATES |
| DIG 30 | | DIFFUSION |
| DIG 31 | | DIFFUSION AT AN EDGE |
| DIG 32 | | DIFFUSION LENGTH |
| DIG 33 | | DIFFUSION OF ALUMINUM |
| DIG 34 | | DIFFUSION OF BORON OR SILICON |
| DIG 35 | | DIFFUSION THRU A LAYER |
| DIG 36 | | DIFFUSION, NONSELECTIVE |
| DIG 37 | | DIFFUSION-DEPOSITION |
| DIG 38 | | DIFFUSIONS-STAGED |
| DIG 39 | | DISPLACE P-N JUNCTION |
| DIG 40 | | DOPANTS, SPECIAL |
| DIG 41 | | DOPING CONTROL IN CRYSTAL GROWTH |
| DIG 42 | | DOPING, GRADED, FOR TAPERED ETCHING |
| DIG 43 | | DUAL DIELECTRIC |
| DIG 44 | | EDGE DIFFUSION UNDER MASK |
| DIG 45 | | ELECTRIC FIELD |
| DIG 46 | | ELECTRON BEAM TREATMENT OF DEVICES |
| DIG 47 | | EMITTER DIP |
| DIG 48 | | ENERGY BEAM ASSISTED EPI GROWTH |
| DIG 49 | | EQUIVALENCE AND OPTIONS |
| DIG 50 | | ETCH AND REFILL |
| DIG 51 | | ETCHING |
| DIG 52 | | FACE TO FACE DEPOSITION |
| DIG 53 | | FIELD EFFECT TRANSISTORS FETS |
| DIG 54 | | FLAT SHEETS-SUBSTRATES |
| DIG 55 | | FUSE |
| DIG 56 | | GALLIUM ARSENIDE |
| DIG 57 | | GAS FLOW CONTROL |
| DIG 58 | | GE GERMANIUM |
| DIG 59 | | GERMANIUM ON SILICON OR GE-SI ON III-V |
| DIG 60 | | GETTERING |
| DIG 61 | | GETTERING-ARMORPHOUS LAYERS |
| DIG 62 | | GOLD DIFFUSION |
| DIG 63 | | GP II-IV-VI COMPOUNDS |
| DIG 64 | | GP II-VI COMPOUNDS |
| DIG 65 | | GP III-V (GENERIC) COMPOUNDS-PROCESSING |
| DIG 66 | | GP III-V LIQUID PHASE EPITAXY |
| DIG 67 | | GRADED ENERGY GAP |
| DIG 68 | | GRAPHITE MASKING |
| DIG 69 | | GREEN SHEETS |
| DIG 70 | | GUARD RINGS AND CMOS |
| DIG 71 | | HEATING, SELECTIVE |
| DIG 72 | | HETEROJUNCTIONS |
| DIG 73 | | HOLLOW BODY |
| DIG 74 | | HORIZONTAL MELT SOLIDIFICATION |
| DIG 75 | | IMIDE RESISTS |
| DIG 76 | | IMPLANT |
| DIG 77 | | IMPLANTATION OF SILICON ON SAPPHIRE |
| DIG 78 | | IMPURITY REDISTRIBUTION BY OXIDATION |
| DIG 79 | | INERT CARRIER GAS |
| DIG 80 | | INFRA-RED |
| DIG 81 | | INSULATORS |
| DIG 82 | | ION IMPLANTATION FETS/COMS |
| DIG 83 | | ION IMPLANTATION, GENERAL |
| DIG 84 | | ION IMPLANTATION OF COMPOUND DEVICES |
| DIG 85 | | ISOLATED-INTEGRATED |
| DIG 86 | | ISOLATED ZONES |
| DIG 87 | | I2L INTEGRATED INJECTION LOGIC |
| DIG 88 | | J-FET (JUNCTION FIELD EFFECT TRANSISTOR) |
| DIG 89 | | JOSEPHSON DEVICES |
| DIG 90 | | LASER ANNEAL |
| DIG 91 | | LASER BEAM PROCESSING OF FETS |
| DIG 92 | | LASER BEAM PROCESSING-DIODES OR TRANSISTOR |
| DIG 93 | | LASER BEAM TREATMENT IN GENERAL |
| DIG 94 | | LASER BEAM TREATMENT OF COMPOUND DEVICES |
| DIG 95 | | LASER DEVICES |
| DIG 96 | | LATERAL TRANSISTOR |
| DIG 97 | | LATTICE STRAIN AND DEFECTS |
| DIG 98 | | LAYER CONVERSION |
| DIG 99 | | LED, MULTICOLOR |
| DIG 100 | | LIFT-OFF MASKING |
| DIG 101 | | LIQUID PHASE EPITAXY LPE |
| DIG 102 | | MASK ALIGNMENT |
| DIG 103 | | MASK, DUAL FUNCTION E.G., DIFFUSION AND OXIDATION |
| DIG 104 | | MASK, MOVABLE |
| DIG 105 | | MASKS, METAL |
| DIG 106 | | MASKS, SPECIAL |
| DIG 107 | | MELT |
| DIG 108 | | MELT BACK |
| DIG 109 | | MEMORY DEVICES |
| DIG 110 | | METAL-ORGANIC CVD (RUEHRWEIN TYPE) |
| DIG 111 | | NARROW MASKING |
| DIG 112 | | NITRIDATION, DIRECT, OF SILICON |
| DIG 113 | | NITRIDES OF BORON OR ALUMINUM OR GALLIUM |
| DIG 114 | | NITRIDES OF SILICON |
| DIG 115 | | ORIENTATION |
| DIG 116 | | OXIDATION, DIFFERENTIAL |
| DIG 117 | | OXIDATION, SELECTIVE |
| DIG 118 | | OXIDE FILMS |
| DIG 119 | | PHOSPHIDES OF GALLIUM OR INDIUM |
| DIG 120 | | PHOTOCATHODES-CS COATED AND SOLAR CELL |
| DIG 121 | | PLASTIC TEMPERATURE |
| DIG 122 | | POLYCRYSTALLINE |
| DIG 123 | | POLYCRYSTALLINE DIFFUSE ANNEAL |
| DIG 124 | | POLYCRYSTALLINE EMITTER |
| DIG 125 | | POLYCRYSTALLINE PASSIVATION |
| DIG 126 | | POWER FETS |
| DIG 127 | | PROCESS INDUCED DEFECTS |
| DIG 128 | | PROTON BOMBARDMENT OF SILICON |
| DIG 129 | | PULSE DOPING |
| DIG 130 | | PURIFICATION |
| DIG 131 | | REACTIVE ION ETCHING RIE |
| DIG 132 | | RECOIL IMPLANTATION |
| DIG 133 | | REFLOW OXIDES AND GLASSES |
| DIG 134 | | REMELT |
| DIG 135 | | REMOVAL OF SUBSTRATE |
| DIG 136 | | RESISTORS |
| DIG 137 | | RESISTS |
| DIG 138 | | ROUGHENED SURFACE |
| DIG 139 | | SCHOTTKY BARRIER |
| DIG 140 | | SCHOTTKY BARRIER CONTACTS |
| DIG 141 | | SELF-ALIGNMENT COAT GATE |
| DIG 142 | | SEMICONDUCTOR-METAL-SEMICONDUCTOR |
| DIG 143 | | SHADOW MASKING |
| DIG 144 | | SHALLOW DIFFUSION |
| DIG 145 | | SHAPED JUNCTIONS |
| DIG 146 | | SHEET RESISTANCE (DOPANT PARAMETERS) |
| DIG 147 | | SILICIDES |
| DIG 148 | | SILICON CARBIDE |
| DIG 149 | | SILICON ON III-V |
| DIG 150 | | SILICON ON SAPPHIRE SOS |
| DIG 151 | | SIMULTANEOUS DIFFUSION |
| DIG 152 | | SINGLE CRYSTAL ON AMORPHOUS SUBSTRATE |
| DIG 153 | | SOLAR CELLS-IMPLANTATIONS-LASER BEAM |
| DIG 154 | | SOLID PHASE EPITAXY |
| DIG 155 | | SOLID SOLUBILITY |
| DIG 156 | | SONOS |
| DIG 157 | | SPECIAL DIFFUSION AND PROFILES |
| DIG 158 | | SPUTTERING |
| DIG 159 | | STRAIN GAUGES |
| DIG 160 | | SUPERLATTICE |
| DIG 161 | | TAPERED EDGES |
| DIG 162 | | TESTING STEPS |
| DIG 163 | | THICK-THIN OXIDES |
| DIG 164 | | THREE DIMENSIONAL PROCESSING |
| DIG 165 | | TRANSMUTATION DOPING |
| DIG 166 | | TRAVELING SOLVENT METHOD |
| DIG 167 | | TWO DIFFUSIONS IN ONE HOLE |
| DIG 168 | | V-GROOVES |
| DIG 169 | | VACUUM DEPOSITION (INCLUDES MOLECULAR BEAM EPITAXY |
| DIG 170 | | VAPOR-LIQUID-SOLID |
| DIG 171 | | VARISTOR |
| DIG 172 | | VIDICONS |
| DIG 173 | | WASHED EMITTER |
| DIG 174 | | ZENER DIODES |
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