| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 02/08/2012 | CN102345006A Method for manufacturing screw |
| 02/08/2012 | CN102345005A Alloy screw production method |
| 02/08/2012 | CN102345004A Heat processing apparatus for workpiece |
| 02/08/2012 | CN102345003A Method for manufacturing high yield ratio steel wire |
| 02/08/2012 | CN102345002A Quenching method of medium carbon steel |
| 02/08/2012 | CN102345000A Method for realizing low temperature tempering by medium-high temperature tempering furnace |
| 02/08/2012 | CN102344999A Method for determining tempering temperature |
| 02/08/2012 | CN102344998A Method for determining quenching soaking time of shaft parts |
| 02/08/2012 | CN102344990A Method for improving internal quality of steel plate |
| 02/08/2012 | CN102343764A Method for improving traction force and braking power of wheel of traction engine and thermal treatment equipment |
| 02/08/2012 | CN102343504A Manufacturing method of bimetal cylinder |
| 02/08/2012 | CN101993983B 一种提高马氏体不锈钢铸件切削性能的退火方法 An annealing martensitic stainless steel castings improved machinability |
| 02/08/2012 | CN101857914B 高速铁路客车用25CrMo合金钢空心车轴材料的热处理方法 High-speed railway passenger car 25CrMo alloy steel heat treatment method of the hollow axle material |
| 02/08/2012 | CN101851699B 无碳化物贝氏体低温铸钢的制造方法 Carbide-free bainitic cast steel manufacturing method of low-temperature |
| 02/08/2012 | CN101608274B 一种具有线性超弹性的Ni-Fe-Al合金及其制备方法 Having a linear superelastic Ni-Fe-Al alloy and preparation method |
| 02/08/2012 | CN101428305B 铜铁合金板、排、棒、管的生产工艺 Production processes copper alloy plate, row, rods, tubes |
| 02/08/2012 | CN101424296B 曲柄连杆的加工方法 Crank rod processing methods |
| 02/08/2012 | CN101410537B 双相不锈钢无缝管的制造方法 Duplex stainless steel seamless pipe manufacturing method |
| 02/02/2012 | WO2012014672A1 Method for manufacturing spring and device for heating by passage of electric current |
| 02/02/2012 | WO2011130387A3 Induction heat treatment of an annular workpiece |
| 02/02/2012 | US20120024435 Method and device for controlled straightening and cooling of a wide metal strip, especially a steel strip or sheet metal, running out of a hot rolled strip rolling mill |
| 02/02/2012 | DE102010032919A1 Verfahren und Vorrichtung zum Befeuchten eines brennbaren Gases Method and device for moistening a combustible gas |
| 02/02/2012 | DE102009050132B4 Abschreckvorrichtung sowie Abschreckverfahren Quenching and quenching |
| 02/01/2012 | EP2412848A1 Method for producing a sheet metal part from a high tensile sheet metal material with a zinc-nickel coating applied by means of electrolysis |
| 02/01/2012 | EP2412836A1 Maraging steel strip |
| 02/01/2012 | EP2412835A1 Bearing parts, rolling bearing, and process for production of bearing parts |
| 02/01/2012 | EP2411548A1 Method for producing partially hardened steel components |
| 02/01/2012 | EP1809776B1 Method for production of sheet components and chassis components |
| 02/01/2012 | CN202132693U 一种新型液氨填充系统 A new ammonia filling system |
| 02/01/2012 | CN202131339U 感应加热模压淬火机床 Induction heating die quenching machine |
| 02/01/2012 | CN202131338U 板簧可控压淬系统 Leaf spring controllable pressure quenching system |
| 02/01/2012 | CN202131337U Smoke exhausting device of whirlwind-type quenching tank |
| 02/01/2012 | CN202131336U Smoke extractor of quenching bath for large parts |
| 02/01/2012 | CN202131335U 铝合金挤压在线淬火多功能水箱 Multifunction aluminum extrusion line quenching tank |
| 02/01/2012 | CN202131334U 一种调速推进式旋转淬火机 One kind of governor-propelled rotary hardening machine |
| 02/01/2012 | CN202131333U 全自动水溶性淬火介质加热分离装置 Automatic water-soluble quenching medium heat separation device |
| 02/01/2012 | CN202131332U 一种大型轴承套圈淬火介质的搅拌装置 A large, bearing rings quenching medium mixing device |
| 02/01/2012 | CN202131331U 等离子弧表面淬火工件夹紧旋转装置 Plasma arc surface hardening of the workpiece clamping rotating device |
| 02/01/2012 | CN102341520A Steel for case-hardening treatment, case-hardened steel component, and method for producing same |
| 02/01/2012 | CN102341199A Method and installation for producing and/or processing slab or strip of metallic material |
| 02/01/2012 | CN102338079A Production method of high-pressure fracturing pump body |
| 02/01/2012 | CN102337483A Antibacterial stainless steel, its heat treatment method and application |
| 02/01/2012 | CN102337472A Heat treatment method for piercing point of seamless pipe |
| 02/01/2012 | CN102337464A Steel for high-strength continuous pipe-mill core rod and preparation process thereof |
| 02/01/2012 | CN102337463A 00Cr18Mo2 stainless steel pipe billet and manufacture method thereof |
| 02/01/2012 | CN102337387A Heat treatment process of sulfur-resistant petroleum drill rod joint |
| 02/01/2012 | CN102337385A Multi-cycle quenching-partitioning-tempering (M Q-P-T) technique |
| 02/01/2012 | CN102337384A Destressing method and device for amorphous alloy transformer iron core |
| 02/01/2012 | CN102337383A High-frequency automatic quenching machine for reverse gear shafts of transmission cases |
| 02/01/2012 | CN102337382A Application of laser honing technology to cylinder sleeve of motorcycle |
| 02/01/2012 | CN102337381A Heat treatment process for improving mechanical property of steel plate in tempering mode |
| 02/01/2012 | CN102335680A Forming technology of elevator guide rail |
| 02/01/2012 | CN101880836B 一种含硼模具钢及其热处理方法 A mold boron steel and heat treatment method |
| 02/01/2012 | CN101876033B 一种低温高韧性船板钢及其生产方法 A cryogenic toughness shipbuilding steel and its production method |
| 02/01/2012 | CN101748346B 一种高等级别耐磨钢板及其生产方法 Higher levels of one kind of wear-resistant steel and its production method |
| 02/01/2012 | CN101748333B 一种低碳当量高强度耐磨钢板及其生产方法 One kind of carbon equivalent high-strength wear-resistant steel and its production method |
| 02/01/2012 | CN101736193B 低碳钢板及其制备方法 Low-carbon steel and its preparation method |
| 02/01/2012 | CN101626005B 键合银丝及其制备方法 Bonded silver and preparation method |
| 02/01/2012 | CN101586225B 一种真空淬火方法及所用的真空淬火装置 A vacuum quenching method and apparatus used in vacuum quenching |
| 02/01/2012 | CN101568726B 斜板式活塞泵·马达及其制造方法 The swash plate type piston pump · motor and manufacturing method thereof |
| 01/26/2012 | WO2012010418A1 Forming tool and method for hot forming and partially press hardening a workpiece made of sheet steel |
| 01/26/2012 | US20120022634 Medical devices with amorphous metals and methods therefor |
| 01/26/2012 | US20120018931 High-temperature furnace for the annealing of sheet-metal joints |
| 01/26/2012 | US20120018930 Temperature maintenance and/or possible heating apparatus for long metal products and relative method |
| 01/26/2012 | US20120018061 Liquid quench |
| 01/26/2012 | US20120018057 Surface layer structure of a silver article and forming method thereof |
| 01/26/2012 | DE112009004328T5 Wärmebehandlungsvorrichtung und wärmebehandlungsverfahren A heat treatment apparatus and heat treatment process |
| 01/26/2012 | DE102010061895A1 Verfahren zum Wärmebehandeln eines Gussbauteils A method for heat treating a cast component |
| 01/26/2012 | DE102010038359A1 Producing household appliance, preferably water-bearing household appliance comprising steel component that is in fluid contact with surface, comprises carrying out heat treatment and post-treatment of steel component |
| 01/26/2012 | DE102010031908A1 Verfahren und Vorrichtung zum Erwärmen eines Flachmaterials Method and apparatus for heating a sheet material |
| 01/26/2012 | DE102008051471B4 Verfahren zur Erwärmung von Blechteilen A heating method for sheet metal parts |
| 01/25/2012 | EP2410070A1 Bainite steel and methods of manufacture thereof |
| 01/25/2012 | EP2408940A1 Method of manufacturing a bearing ring |
| 01/25/2012 | CN202124657U Elevated furnace for aluminum alloy |
| 01/25/2012 | CN202124648U Novel steel wire tempering production equipment |
| 01/25/2012 | CN202124647U Flange integrated heat treatment device |
| 01/25/2012 | CN202124646U Quenching heat recovery device for heat treatment line |
| 01/25/2012 | CN202124645U Special base plate for thermal treatment of castings |
| 01/25/2012 | CN202124644U Special bottom plate for thermal treatment of castings |
| 01/25/2012 | CN202124643U Oil-water separator for heat treatment production line |
| 01/25/2012 | CN202124642U High frequency quenching device |
| 01/25/2012 | CN202124641U Novel quick cooling cover |
| 01/25/2012 | CN202124640U Profiling inductor of inner cavity of channel |
| 01/25/2012 | CN202124639U Simple forced cooling spray device |
| 01/25/2012 | CN102331802A System and method for controlling temperature of furnace area of annealing furnace |
| 01/25/2012 | CN102331292A Laser shock peening measurement system and method |
| 01/25/2012 | CN102330583A Automobile engine valve seat ring |
| 01/25/2012 | CN102330031A High-tenacity -130 DEG C low-temperature steel and manufacturing method thereof |
| 01/25/2012 | CN102330027A 120ksi primary grade sulfur-resistant drill pipe and manufacturing method thereof |
| 01/25/2012 | CN102330025A High-strength low-cost steel for tandem-rolling pipe machine core rod and preparation method of high-strength low-cost steel |
| 01/25/2012 | CN102330022A Novel martensite antimicrobial stainless steel, thermal processing method and application thereof |
| 01/25/2012 | CN102330016A Hypoeutectic high-chromium white cast iron and preparation method thereof |
| 01/25/2012 | CN102329988A Aluminum alloy material and method for manufacturing double-zero foil by using same |
| 01/25/2012 | CN102329945A Conductive wheel assembly |
| 01/25/2012 | CN102329942A Thermal treatment process for directly-connected sleeve |
| 01/25/2012 | CN102329941A Method for manufacturing return disc of variable plunger pump |
| 01/25/2012 | CN102329939A On-line thermal treatment method for hollow core rod |
| 01/25/2012 | CN102329936A Double-chamber high-pressure gas quenching vacuum furnace |
| 01/25/2012 | CN102329935A Air sudden cooling type quenching device |
| 01/25/2012 | CN102329934A Quenching tank |