| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 03/23/2011 | EP2298939A2 Device for inductive heating and use of such a device |
| 03/23/2011 | EP2297367A1 Method for producing a formed steel part having a predominantly ferritic-bainitic structure |
| 03/23/2011 | EP1285098B2 Method and device for induction hardening crankshafts |
| 03/23/2011 | CN201773100U Neodymium-ferrum-boron (Nd-Fe-B) alloy secondary aging simple temperature finding device |
| 03/23/2011 | CN201770748U Sealed electric conduction wheel |
| 03/23/2011 | CN201770746U 退火设备 Annealing equipment |
| 03/23/2011 | CN201770743U Sealing device of bright annealing furnace |
| 03/23/2011 | CN201770742U Electric control system of diaphragm spring quenching machine tool |
| 03/23/2011 | CN201770741U Diaphragm spring quenching machine tool fixture |
| 03/23/2011 | CN201770738U Charging mechanism of horizontal vacuum thermal treatment furnace |
| 03/23/2011 | CN201770737U Centre device of quenching machine tool |
| 03/23/2011 | CN201770735U Pin-track double-tooth induction quenching device |
| 03/23/2011 | CN201770734U Cooling device for thermal treatment of drill rod |
| 03/23/2011 | CN201770733U Cooling unit of bright heat treatment continuous cooling system |
| 03/23/2011 | CN201770732U Oil-quenching tank guide device |
| 03/23/2011 | CN201770731U Water cooling piloting device |
| 03/23/2011 | CN201770730U Induction heating end temperature equilibrium device |
| 03/23/2011 | CN201770729U Heating body suitable for partition heating |
| 03/23/2011 | CN101988570A Design method of gears and racks for airplane slat actuators |
| 03/23/2011 | CN101988203A Heat treatment method for bearing steel |
| 03/23/2011 | CN101988176A Structural alloy steel and processing technology for preparing heat-insulating oil tube from same |
| 03/23/2011 | CN101988173A Cast steel material and preparation method thereof |
| 03/23/2011 | CN101988149A Continuous electric heating and annealing furnace boiler device for uniformly softening T-shaped strip material |
| 03/23/2011 | CN101988147A Treatment method for welding zone of high-performance sulfur-resisting drill pipe body and joint |
| 03/23/2011 | CN101988146A Creep age forming method of integral wing panel |
| 03/23/2011 | CN101988145A Heating chamber with groove structure |
| 03/23/2011 | CN101988144A Practical sealed quick cooling chamber |
| 03/23/2011 | CN101988143A Annealing process of castable iron |
| 03/23/2011 | CN101988142A Mould heat treatment water-oil quenching process |
| 03/23/2011 | CN101988141A Non-quenched and tempered steel controlled cooling heating processing technology |
| 03/23/2011 | CN101987349A Casting technology of stainless steel hydroelectric runner lower ring |
| 03/23/2011 | CN101987330A Manufacturing method of super-thick laminar tearing resisting steel plate |
| 03/23/2011 | CN101638716B Special process for freely forging ASTMA514 (GradeQ) steel ingot into platy forged piece |
| 03/23/2011 | CN101638713B Device capable of using heat treatment waste heat for blackening process |
| 03/23/2011 | CN101580897B Method for improving Bi-system high temperature superconducting wire internal interface conditions |
| 03/23/2011 | CN101497972B High strength low yield ratio welding structure steel and production method thereof |
| 03/22/2011 | US7910049 System employing generation of controlled furnace atmospheres without the use of separate gas supplies or stand-alone atmosphere generators |
| 03/22/2011 | CA2623146C Method for making a steel part of multiphase microstructure |
| 03/22/2011 | CA2488156C Method and device for patenting steel wires |
| 03/17/2011 | WO2011032129A2 Multiple laser beam focusing head |
| 03/17/2011 | WO2011030827A1 Process for production of carbonitrided member |
| 03/17/2011 | US20110062770 Cast magnesium alloy wheels |
| 03/17/2011 | US20110061775 Method for producing metal-based materials for magnetic cooling or heat pumps |
| 03/17/2011 | US20110061772 Low-density high-toughness alloy and the fabrication method thereof |
| 03/17/2011 | US20110061771 Process for heat-treating and coating a component and component produced by the process |
| 03/16/2011 | EP2295607A1 Inductor and use of such an inductor |
| 03/16/2011 | EP2294231A1 Method&work piece |
| 03/16/2011 | EP1650320B1 Method for producing steel for hydrogen gas environment |
| 03/16/2011 | CN201762400U Continuous induction hardening machine tool with stepped shaft neck and circular arc transitional surface |
| 03/16/2011 | CN201762399U Closed quenching common normalization cooling device |
| 03/16/2011 | CN201762393U Continuous quenching and annealing device of valve rod end |
| 03/16/2011 | CN201762392U Door of annealing furnace |
| 03/16/2011 | CN201762390U Gas supply device capable of realizing section protection atmosphere with different hydrogen concentration |
| 03/16/2011 | CN201762389U Cooling and fixing water injector in the heat treatment of steel |
| 03/16/2011 | CN201762388U Bottom-spraying quenching device |
| 03/16/2011 | CN201762387U Novel residual heat quenching device |
| 03/16/2011 | CN201762386U Automatic swing device for quenching screen |
| 03/16/2011 | CN201762385U Ultrasonic-wave quenching tank |
| 03/16/2011 | CN201762384U Submerged turnover device |
| 03/16/2011 | CN201762383U Partial high-frequency solid solution device |
| 03/16/2011 | CN201762382U High-frequency partial annealing device |
| 03/16/2011 | CN201762381U Cooling titration device for gold bonding wire in annealing process |
| 03/16/2011 | CN201762380U Wood-plastic product processing die adopting high-power infrared heating and quenching |
| 03/16/2011 | CN201762379U Auxiliary heating device for tempering furnace |
| 03/16/2011 | CN201762378U Driving device adaptive to operation of thermal treatment aging furnace burden truck |
| 03/16/2011 | CN1966754B Highly corrosion resistant steel |
| 03/16/2011 | CN101985723A Strengthening preparation method for hot die steel |
| 03/16/2011 | CN101985684A GCr15 roller quenching process |
| 03/16/2011 | CN101985683A Quenching process of Cr12MoV roller |
| 03/16/2011 | CN101985681A Quenching process of 9Cr2Mo roller |
| 03/16/2011 | CN101985676A 自动淬火机构 Automatic quenching mechanism |
| 03/16/2011 | CN101985675A 6Cr12W2Si isothermal quenching process |
| 03/16/2011 | CN101985674A Heat treatment method of mining scraper |
| 03/16/2011 | CN101985673A Low fluorine molten iron desulfurizer |
| 03/16/2011 | CN101628644B Air-permeability aluminum foil and preparation method thereof |
| 03/16/2011 | CN101596558B Blank cold extruding technology |
| 03/16/2011 | CN101586217B Low-cost and ultra-high strength and toughness martensite steel and manufacturing method thereof |
| 03/16/2011 | CN101463414B Production method for steel plate |
| 03/15/2011 | US7905966 Method of producing a strip of nanocrystalline material and device for producing a wound core from said strip |
| 03/15/2011 | CA2532125C Induction hardened blade |
| 03/15/2011 | CA2424074C Steel and method for producing an intermediate product |
| 03/10/2011 | WO2011027823A1 Conveyance rack, method for retaining metal ring, and method for heat treatment of metal ring |
| 03/10/2011 | US20110057365 Apparatus for bracing of sheet-metal joints in a high-temperature annealing furnace |
| 03/10/2011 | DE102009043926A1 Verfahren und Vorrichtung zur Herstellung eines Metallbauteils Method and apparatus for producing a metal member |
| 03/09/2011 | CN201756573U Steam generator of annealing furnace |
| 03/09/2011 | CN201756569U Automatic compressed air injection device for quench tank in annealing region |
| 03/09/2011 | CN201756568U Intelligent heat treatment industrial furnace for shockproof steel toe of safety shoes |
| 03/09/2011 | CN101984138A Thermal treatment carburization charge tooling |
| 03/09/2011 | CN101984123A Preparation method of stainless steel coach plate for high-speed train |
| 03/09/2011 | CN101984091A Online time-control temperature-control water quenching device |
| 03/09/2011 | CN101984090A Integrated immersion quenching device of steel bottle quenching-and-tempering line |
| 03/09/2011 | CN101984089A Novel annealing roller |
| 03/09/2011 | CN101608282B Drill rod material steel pipe resisting low temperature of -40 to -60 DEG C and manufacturing method thereof |
| 03/09/2011 | CN101597685B Energy-saving type continuous annealing furnace |
| 03/09/2011 | CN101555544B Heat treatment facility for soft magnetic winding core in transverse magnetic field and method thereof |
| 03/09/2011 | CN101432539B Method of producing outer ring for bearing unit |
| 03/08/2011 | US7901523 Uniform heat treatment process for hardening steel |
| 03/08/2011 | CA2343677C Transverse flux induction heating device with a variable width, magnetic circuit |
| 03/03/2011 | WO2010127015A3 Surface treatment of amorphous coatings |
| 03/02/2011 | EP2290133A1 Method for producing a steel component with an anti-corrosive metal coating and steel component |