| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 04/18/2012 | CN101876449B 加热炉内氧量气氛场的控制方法 Oxygen atmosphere inside the furnace control method Field |
| 04/18/2012 | CN101428304B 银铜板（排、棒、管）生产工艺 Silver-copper (row, rods, tubes) production technology |
| 04/17/2012 | CA2506347C Method for making an abrasion resistant steel plate and steel plate obtained |
| 04/12/2012 | WO2012045647A1 Process and furnace for treating workpieces |
| 04/12/2012 | US20120085467 Fabrication process of coated stamped parts and parts prepared from the same |
| 04/11/2012 | EP2439289A1 Method and oven for treating workpieces |
| 04/11/2012 | EP2439288A1 An alloy steel |
| 04/11/2012 | EP2438202A1 Hot forming with inlay material |
| 04/11/2012 | EP1322800B1 Surface on a stainless steel |
| 04/11/2012 | CN202187043U 罩式炉罩体吊运连接装置 Hood-type furnace cover lifting connection device |
| 04/11/2012 | CN202187038U 一种链轮齿面淬火装置 One kind of sprocket tooth surface hardening apparatus |
| 04/11/2012 | CN202187037U 一种生产热处理超大直径高强度钢材的设备 An apparatus for heat treating large diameter high strength steel production |
| 04/11/2012 | CN202187035U 硬币扩散退火的冷却装置 Coins diffusion annealing cooling device |
| 04/11/2012 | CN202187033U 渗碳钢轴承套圈淬火模具 Carburizing steel bearing rings hardened mold |
| 04/11/2012 | CN202187032U 板簧淬火生产线换液系统 Quenching line was changed leaf spring system |
| 04/11/2012 | CN202187031U 一种金属辊 Metal roll |
| 04/11/2012 | CN202187030U 一种镀锌退火炉热张辊装置 One kind of hot galvanized sheet annealing furnace roller device |
| 04/11/2012 | CN202187029U 自动吸片出料装置 Automatic suction sheet feeding device |
| 04/11/2012 | CN202187028U 普通钢热处理垫块 Ordinary steel heat pad |
| 04/11/2012 | CN102414479A Shaft part with rolling groove |
| 04/11/2012 | CN102410225A 一种压缩机叶片及其制备工艺 A compressor blades and preparation process |
| 04/11/2012 | CN102409346A Carbonization hardening and tempering process for connecting rod of high-power diesel engine |
| 04/11/2012 | CN102409267A 一种含硼高速钢轧辊及其制备方法 A high speed steel rolls and preparation method of boron |
| 04/11/2012 | CN102409259A Alloy steel for braking caliper and preparation method thereof |
| 04/11/2012 | CN102409247A 一种多功能天车加料小车盘簧生产工艺 A multifunctional crane trolley feeder coil spring production process |
| 04/11/2012 | CN102409246A 一种贝氏体气缸套内衬及其制备方法 One kind of bainite cylinder liner lining its preparation method |
| 04/11/2012 | CN102409158A Automatic control system for moderate-thickness plate roller quenching machine |
| 04/11/2012 | CN102409154A 一种低成本的铜铝带热处理工艺 A low-cost copper and aluminum with heat treatment process |
| 04/11/2012 | CN102409152A 一种定止一体环淬火夹具 A fixture set only one ring quenching |
| 04/11/2012 | CN102409151A 汽车驱动桥内齿圈热处理工艺 Cars drive axle ring gear heat treatment process |
| 04/11/2012 | CN102409150A 感应加热多管线钢管连续退火工艺线 Induction heating manifold and the continuous annealing process line pipe |
| 04/11/2012 | CN102409148A 一种l450mb管线钢的控冷方法 Controlled cooling method l450mb Pipeline |
| 04/11/2012 | CN102409147A 靶材热处理方法 Target heat treatment method |
| 04/11/2012 | CN102409146A Titanium roll tape cover annealing method and device thereof |
| 04/11/2012 | CN102409145A 金属工件利用残留淬火油通过隧道窑进行低温回火的方法 Metal work through the use of residual oil quenching and tempering tunnel kiln method |
| 04/11/2012 | CN102409144A Continuous type alloy steel heat treatment line |
| 04/11/2012 | CN102409143A Heat treatment process of carbon structural steel |
| 04/11/2012 | CN102409142A 商用车变速箱三速齿轮感应淬火工艺 Commercial three-speed gearbox gear induction hardening process |
| 04/11/2012 | CN102409141A 一种激光冲击强化区边缘的过渡处理方法 A laser shock peening the edge of the transition approach |
| 04/11/2012 | CN102409138A 一种轨道辙叉用合金钢的制作工艺 A track frog with alloy production process |
| 04/11/2012 | CN102407245A 一种相变诱发塑性钢无缝管的生产方法 A phase change induced plasticity steel seamless pipe production methods |
| 04/11/2012 | CN102407210A Method and device for controlling medium and small sized oriented silicon steel decarburizing annealing line MgO coating |
| 04/11/2012 | CN101880860B 一种不锈钢表面铜银渗镀层的制备方法 A surface coating penetration of copper and silver stainless steel preparation |
| 04/11/2012 | CN101809174B 环状件的淬火方法和设备 The ring shaped article quenching method and apparatus |
| 04/10/2012 | US8152943 Method for manufacturing a wrought metal plate product having a gradient in engineering properties |
| 04/10/2012 | US8152942 Method of hardening surface of metallic part, piston, cylinder head, and cylinder block each produced using the surface-hardening method, and process for producing the same |
| 04/10/2012 | US8152935 Cooling; controlling temperature; determination times; cyclic process; fine crystal grains |
| 04/10/2012 | CA2676987C Dining and/or serving cutlery made of ferritic stainless steel with a martensitic boundary layer |
| 04/10/2012 | CA2489201C Method and device for continuous annealing metallic ribbons |
| 04/05/2012 | WO2012043837A1 Press-molded article and method for producing same |
| 04/05/2012 | WO2012043836A1 Press-molded article and method for producing same |
| 04/05/2012 | WO2012043834A1 Press formed article and production method for same |
| 04/05/2012 | WO2012043833A1 Press forming equipment |
| 04/05/2012 | WO2012043776A1 High-strength steel sheet and manufacturing method therefor |
| 04/05/2012 | WO2012041054A1 Production method of grain-oriented silicon steel with high magnetic flux density |
| 04/05/2012 | DE102010017354A9 Verfahren zum Herstellen eines warmgeformten und gehärteten, mit einer metallischen Korrosionsschutzbeschichtung überzogenen Stahlbauteils aus einem Stahlflachprodukt A method for producing a thermoformed and cured, coated with a metallic anti-corrosion coating the steel member from a steel flat product |
| 04/05/2012 | CA2812762A1 High strength steel sheet and method for manufacturing the same |
| 04/04/2012 | EP2436795A1 Carburized component and manufacturing method therefor |
| 04/04/2012 | CN202182642U 等温正火线风冷室的风冷系统 Isothermal positive FireWire-cooled chamber air cooling system |
| 04/04/2012 | CN202182196U 退火炉用升降式密封装置 Lift seal annealing furnace |
| 04/04/2012 | CN202181328U 新型无氧化燃烧器连续退火炉 The new continuous annealing furnace burner without oxidizer |
| 04/04/2012 | CN202181323U GCr15轴承钢管坯热轧穿孔后控冷装置 GCr15 bearing steel billet piercing after hot rolling and controlled cooling device |
| 04/04/2012 | CN202181322U 一种钢坯温度控制设施 One kind of slab temperature control facility |
| 04/04/2012 | CN202181321U 淬火池介质搅拌系统 Quenching pool media mixing system |
| 04/04/2012 | CN202181320U 一种缸体的高温淬火夹具 One kind of cylinder temperature quenching fixture |
| 04/04/2012 | CN202181319U 一种用于耐热钢铸造的新式淬火筐 The new heat-hardened steel basket for casting |
| 04/04/2012 | CN202181318U 大直径管棒材连续淬火线 Large-diameter line pipe rod continuous quenching |
| 04/04/2012 | CN202181317U 一种退火炉加热装置 One kind of annealing furnace heating device |
| 04/04/2012 | CN202181316U 新型热风循环低温回火炉 The new low-temperature hot air circulation back to the stove |
| 04/04/2012 | CN102401559A 一种自动化箱式热处理设备 An automated box-type heat treatment equipment |
| 04/04/2012 | CN102400087A 一种叶片陶瓷型芯精铸工装的制备方法 A blade ceramic core casting tooling preparation |
| 04/04/2012 | CN102400057A 抗二氧化碳腐蚀油井管用低合金钢及其制造方法 Anti-corrosion oil country tubular carbon low-alloy steel and its manufacturing method |
| 04/04/2012 | CN102400056A 一种自动织机的综丝的制备方法 Preparation of an automatic loom healds |
| 04/04/2012 | CN102400051A Relieved tooth and preparation method thereof |
| 04/04/2012 | CN102400050A 斗齿及其制备方法 Bucket teeth and a preparation method |
| 04/04/2012 | CN102400043A Large-thickness steel plate for oceaneering and production method thereof |
| 04/04/2012 | CN102400041A Extra-thick, low-alloy and high-strength Q390D-Z35 steel plate and production method thereof |
| 04/04/2012 | CN102400017A Production method of aluminum alloy base material used for LED (light-emitting diode) television |
| 04/04/2012 | CN102399973A Vapor cooling device for heat treatment |
| 04/04/2012 | CN102399972A Temperature on-line measuring device for roller type quenching process of medium and heavy plate |
| 04/04/2012 | CN102399965A 一种盾构刀具用钢5Cr5MoSiV1的淬火方法 A hardened tool steel 5Cr5MoSiV1 method Shield |
| 04/04/2012 | CN102399964A 钢管正火炉 Positive Stove Pipe |
| 04/04/2012 | CN102399958A 一种精密连续冷冲模具的整形装置 Die with a precision continuous shaping device |
| 04/04/2012 | CN102399957A Steel strip water-cooled pressure plate quenching device capable of adjusting cooling final temperature |
| 04/04/2012 | CN102399956A 高碳铬轴承钢轴承零件的热处理工艺 Carbon chromium bearing steel bearing parts of the heat treatment process |
| 04/04/2012 | CN102399955A 高效型斜底加热炉 Oblique-efficient furnace bottom |
| 04/04/2012 | CN102399954A 高碳珠光体钢变温处理快速球化方法 High-carbon pearlitic steel Warming fastball method |
| 04/04/2012 | CN102399953A Suspended isothermal normalizing production line |
| 04/04/2012 | CN102399952A 一种井式多功能热处理炉 One kind of multifunctional heat treatment furnace Pit |
| 04/04/2012 | CN102399951A 一种软磁合金的真空热处理工艺 Vacuum heat treatment process of a soft magnetic alloy |
| 04/04/2012 | CN102399950A 一种中厚板淬火工艺的控制方法 Control method for quenching technology Plate |
| 04/04/2012 | CN102399949A Heat treatment quenching technology and device for drill rod joint |
| 04/04/2012 | CN102399948A Method for carrying out heat treatment upon automobile sprocket wheel by using high-frequency wave |
| 04/04/2012 | CN102399947A 一种热处理炉用进出料机械手 One thermal treatment furnace with access to materials manipulator |
| 04/04/2012 | CN102399533A 耐磨耐腐蚀纳米研磨材料及其制备方法 Wear resistant nano-grinding material and preparation method |
| 04/04/2012 | CN102071367B 深海采油树设备连接器用钢锻件制造工艺 Deep Sea Christmas Tree Equipment connector manufacturing process of steel forgings |
| 04/04/2012 | CN102010980B 钢丝明火加热水淬保温组合式等温淬火设备 Open flame heating water quenched steel modular Austempering insulation equipment |
| 04/04/2012 | CN101787426B 台阶轴超音频感应淬火的方法及其专用感应线圈 Methods super audio induction hardened stepped shaft and special induction coil |
| 04/03/2012 | US8147626 Method for manufacturing high strength steel plate |
| 03/29/2012 | WO2012039882A2 Elevated temperature forming methods for metallic materials |