| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 03/13/2013 | CN202786330U Quenching device for controlling induction hardening flux leakage of workpiece groove |
| 03/13/2013 | CN202786329U Flame type surface hardening device |
| 03/13/2013 | CN202786328U Aluminum profile cooling device |
| 03/13/2013 | CN202786327U Aging furnace capable of pushing double rows of trays in reciprocating manner |
| 03/13/2013 | CN202780849U Metal wire machining production system |
| 03/13/2013 | CN202779158U Aluminum foil preparation system |
| 03/13/2013 | CN102969115A Constant-permeability iron core material for anti-direct-current component mutual inductor and preparation method of constant-permeability iron core material |
| 03/13/2013 | CN102965672A Heat treatment method for knife board of loading machine |
| 03/13/2013 | CN102965595A Soft magnetic corrosion-resistant free-cutting alloy material and preparation method thereof |
| 03/13/2013 | CN102965593A Thermal processing method utilizing low alloy steel to manufacture ultralow temperature steel |
| 03/13/2013 | CN102965592A Method for producing ocean engineering steel plate with low compression ratio, thick specification and ultrahigh strength |
| 03/13/2013 | CN102965588A Low-alloy high-strength cast steel, and smelting and heat treatment method thereof |
| 03/13/2013 | CN102965571A Powder metallurgy method for pump body of hydraulic pump |
| 03/13/2013 | CN102965568A Phase-change toughened low-alloy steel plate and preparation method thereof |
| 03/13/2013 | CN102965491A Heat treatment process for high-strength steel tube |
| 03/13/2013 | CN102965490A Thermal treatment process of spring |
| 03/13/2013 | CN102965489A Device and method for thermal treatment and online straightening of elongated rod type parts |
| 03/13/2013 | CN102965488A Heating method of shape memory alloy rod |
| 03/13/2013 | CN102965485A Novel nozzle beam assembly used for quenching |
| 03/13/2013 | CN102965484A Heat treatment vortex quenching tank |
| 03/13/2013 | CN102965483A Vacuum gas-quenching furnace control interface |
| 03/13/2013 | CN102965482A Metal piece deformation repair method |
| 03/13/2013 | CN102965481A Heat treatment method for reducing steel cold cracks |
| 03/13/2013 | CN102965480A Method and equipment for quenching and cooling thick-walled steel pipe |
| 03/13/2013 | CN102965479A Method for quickly preparing high-corrosion-resistance austenitic stainless steel surface layer |
| 03/13/2013 | CN102965478A Heat treatment method for iron-based amorphous strip |
| 03/13/2013 | CN102965477A Copper-containing austenite antibacterial stainless steel product and preparation method thereof |
| 03/13/2013 | CN102962453A Method of manufacturing a weld-free apparatus for connection of dissimilar metals using functionally graded compositionally control powder metallurgy and hot isostatic processing methods |
| 03/13/2013 | CN102418043B High-obdurability shear blade die steel and heat treatment method |
| 03/13/2013 | CN102382953B Rotary lifting-type gear sleeve automatic high frequency quenching device |
| 03/13/2013 | CN102367506B Numerical control quenching machine tool for disk-shaped parts of clutches |
| 03/13/2013 | CN102199721B Manufacture method of high-silicon non-oriented cold-rolled sheet |
| 03/13/2013 | CN102181804B Steel plate for Class I nuclear key equipment and manufacturing method thereof |
| 03/13/2013 | CN102146504B Local thermal aging and vibration-assisted local thermal aging method |
| 03/13/2013 | CN102071295B Novel swinging vibration quenching cooling device |
| 03/13/2013 | CN102041374B Differential quenching method for large-diameter whole ledeburitic steel cold roll |
| 03/13/2013 | CN101954763B Nickeliferous nanowire laminated film plated steel belt and production method thereof |
| 03/13/2013 | CN101724783B Heat resisting type alloy structure steel plate and method for producing same |
| 03/12/2013 | US8394318 Cooling apparatus of steel sheet, and manufacturing apparatus and manufacturing method of hot-rolled steel sheet |
| 03/07/2013 | WO2013031587A1 Rolled steel bar or wire for hot forging |
| 03/07/2013 | WO2013030157A2 Method for producing a press-hardened molded part, and press-hardening tool |
| 03/07/2013 | WO2013030017A1 Device for hardening a surface having rib-like or tooth-like elements |
| 03/06/2013 | EP2565489A1 Shock-absorbing member |
| 03/06/2013 | CN202770213U Heat treatment production line with height limiting and material limiting device |
| 03/06/2013 | CN202770180U Push rod furnace with nitrogen replacing chamber |
| 03/06/2013 | CN202766582U Seamless steel pipe annealing and conveying device |
| 03/06/2013 | CN202766581U Bright annealing device for stainless steel tube |
| 03/06/2013 | CN202766577U Hold-down device special for mobile lifting automatic quenching machine |
| 03/06/2013 | CN202766576U Controllable spray quenching machine |
| 03/06/2013 | CN202766575U Aluminum alloy heat treatment material frame |
| 03/06/2013 | CN202766574U Centerless quenching machine tool |
| 03/06/2013 | CN202766573U Novel surface quenching base of quenching machine tool |
| 03/06/2013 | CN202766572U Automatic turning, compressing and pouring device |
| 03/06/2013 | CN202766571U Track-free back burning machine for building ship |
| 03/06/2013 | CN202766570U Trackless back burning machine for shipbuilding |
| 03/06/2013 | CN202766569U Annealing and correcting machine for steel plate workpieces |
| 03/06/2013 | CN202766568U Annular convection plate of annealing furnace |
| 03/06/2013 | CN202766567U Novel quenching quick and uniform cooling device of gas furnace |
| 03/06/2013 | CN202766566U Tempering furnace with hydraulic pressing device |
| 03/06/2013 | CN202766565U Novel planar quenching sensor |
| 03/06/2013 | CN202766564U Roller furnace containing intermittent lifting device |
| 03/06/2013 | CN202766563U Heat treatment production line including automatic material receiving device |
| 03/06/2013 | CN202766562U Heat treatment furnace door capable of opening and closing automatically |
| 03/06/2013 | CN202763713U Iron core assembling and disassembling fixture |
| 03/06/2013 | CN202763618U Device capable of surface wiredrawing processing for steel belt on annealed wire |
| 03/06/2013 | CN102959271A Shock-absorbing member |
| 03/06/2013 | CN102959110A Cylinder liner with high strength and wear resistance and manufacturing method thereof |
| 03/06/2013 | CN102959100A Profiled wire made of hydrogen-embrittlement-resistant steel having high mechanical properties |
| 03/06/2013 | CN102959097A High frequency heating coil |
| 03/06/2013 | CN102959096A Treatment of heater tube intended for pressurizer of the primary cooling system of nuclear reactor |
| 03/06/2013 | CN102953057A Train axle combined laser reinforcement method |
| 03/06/2013 | CN102953056A Train wheel combined laser reinforcement method |
| 03/06/2013 | CN102953016A 600HB-grade wear-resistant steel plate and manufacturing method thereof |
| 03/06/2013 | CN102953012A Ultrahigh-strength welding structure steel plate and its manufacturing method |
| 03/06/2013 | CN102953008A Alloy forged steel and its heat treatment method and use |
| 03/06/2013 | CN102953007A Alloy cast steel, heat treatment method thereof, and truck traction buffer device manufactured from alloy cast steel |
| 03/06/2013 | CN102953006A Integral hard bainite bearing steel and manufacture method thereof |
| 03/06/2013 | CN102953003A Pipeline steel and manufacturing method thereof |
| 03/06/2013 | CN102953001A Cold-rolled steel sheet with tensile strength larger than 900 MPa and manufacturing method thereof |
| 03/06/2013 | CN102952999A Nuclear power station low-pressure heater steel and its making method |
| 03/06/2013 | CN102952936A Super-soft bare copper strip annealing system |
| 03/06/2013 | CN102952932A Mass transfer exchanger |
| 03/06/2013 | CN102952931A Glass-film-free oriented silicon steel manufacture method and annealing isolation agent |
| 03/06/2013 | CN102952930A Heat treatment process and heat treatment case of alloy steel shaft mounted brake disc |
| 03/06/2013 | CN102952929A Continuous heat treatment device and continuous heat treatment method |
| 03/06/2013 | CN102952928A Novel aluminum material annealing furnace with bottom loading |
| 03/06/2013 | CN102952927A Energy-saving-type dual-channel heat recovery isothermal annealing furnace |
| 03/06/2013 | CN102952926A Thermal refining method of press eccentric body made from 35CrMo |
| 03/06/2013 | CN102952925A Heating and quenching sensor for cams |
| 03/06/2013 | CN102950424A Preparation method of LD steel cold roll ejector for small-pore stainless seamless pipe |
| 03/06/2013 | CN102950269A Manufacturing method of vertical centrifugal composite cast steel supporting roll |
| 03/06/2013 | CN102383025B Preparation method of super-critical high alloy steel suitable for thermal power unit |
| 03/06/2013 | CN102329945B Conductive wheel assembly |
| 03/06/2013 | CN101655002B Oil layer-section oil casing pipe for exploiting thick oil by method of combustion drive and production method thereof |
| 03/06/2013 | CN101570812B Steering arm shaft induction heating tempering technology |
| 03/06/2013 | CN101509062B Method for quenching end socket ribbet position of assembled camshaft |
| 03/05/2013 | US8389127 Hot formed part, and method of making a hot formed part |
| 03/05/2013 | US8388773 Apparatus for and method of conditioning shape memory alloy wire |
| 03/04/2013 | DE202012004069U1 Vorrichtung zum Härten von Bauteilen Apparatus for hardening components |
| 02/28/2013 | WO2012010418A9 Forming tool and method for hot forming and partially press hardening a workpiece made of sheet steel |