| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
|---|
| 11/20/2013 | CN101906587B Low carbon martensitic stainless steel and method for production thereof |
| 11/20/2013 | CN101605914B Process and apparatus for hardening the surface layer of components having a complicated shape |
| 11/20/2013 | CN101525732B A method for non-isothermally aging an aluminum alloy |
| 11/18/2013 | CA2816005A1 Method and apparatus for heating metals |
| 11/13/2013 | CN203285556U Engine cylinder sleeve with strong cavitation erosion resistance |
| 11/13/2013 | CN203284436U Simple type intermediate frequency quenching intelligent control machine |
| 11/13/2013 | CN203284432U Temperature regulating and quenching device of steel balls |
| 11/13/2013 | CN203284430U Energy-saving burial pit |
| 11/13/2013 | CN203284429U Continuous casting slab surface quenching device |
| 11/13/2013 | CN203284428U Automatic oil-water separation system used in heat treatment of wind power steel balls |
| 11/13/2013 | CN203284427U Track roller quenching sensor |
| 11/13/2013 | CN203284426U Mounting device for hanging of waveform resistance belt |
| 11/13/2013 | CN203284425U Safety valve device for stainless steel bright annealing furnace |
| 11/13/2013 | CN203284424U Annealing furnace mouth sealing device |
| 11/13/2013 | CN103392014A Method for producing hardened components with regions of different hardness and/or ductility |
| 11/13/2013 | CN103390478A Method for recovering neodymium iron boron powder waste and method for preparing permanent magnet material by using neodymium iron boron powder material |
| 11/13/2013 | CN103388144A Remanufacture method for efficacy-losing hydraulic cylinder |
| 11/13/2013 | CN103388102A Casting process for high abrasion-resistant and dust-resistant cylinder sleeve suitable for western area |
| 11/13/2013 | CN103388072A Energy-saving inclined-bottom heating furnace |
| 11/13/2013 | CN103388065A Large-diameter support roller integral induction heating system and control method thereof |
| 11/13/2013 | CN103388062A Quenching pressing die fixture |
| 11/13/2013 | CN103388061A Pressure quenching device with oil covers |
| 11/13/2013 | CN103388060A Device for preventing deformation of annealed steel coil |
| 11/13/2013 | CN103388059A Thermal treatment method for low alloy steel |
| 11/13/2013 | CN103388058A Train spheroidal hinge joint connector induction quenching method |
| 11/13/2013 | CN103388057A 水传导激光淬火工艺 Laser quenching water conduction |
| 11/13/2013 | CN103388056A Method for improving performances of outer cylinder wall of cylindrical pressure vessel by high-energy laser |
| 11/13/2013 | CN103388055A Furnace beam and vertical column fire-resistant thermal insulation lining structure of walking beam furnace for heating high-temperature oriented silicon steel and manufacturing method of structure |
| 11/13/2013 | CN103387113A Production process of middle trough of scraper conveyor |
| 11/13/2013 | CN103386525A Vacuum brazing and thermal treatment composite process for stainless steel surgical instrument and application of process |
| 11/13/2013 | CN102943153B Thermomagnetic treatment device and method for magneto-resistive elements of spin valves |
| 11/13/2013 | CN102741432B Stainless steel having local variations in mechanical resistance |
| 11/13/2013 | CN102618712B Heat treatment method of compact-type flat link chains |
| 11/13/2013 | CN102586694B Gear steel and heat treatment method thereof |
| 11/13/2013 | CN102492807B Suspension muffle for vertical bright annealing furnace |
| 11/13/2013 | CN102105604B Manufacturing method for machine parts having superior rolling-contact fatigue life |
| 11/12/2013 | CA2648701C Method and system for atmosphere recycling |
| 11/07/2013 | US20130292005 Annualing separation agent for producing grain-oriented silicon steel with smooth surface and good magnetic property |
| 11/07/2013 | DE102012207277A1 Tempering metal tubes, preferably fuel rod cladding for nuclear power plant, comprises applying first process gas to portion of metal tube and to outside of metal tube, and applying second process gas to inside of metal tube during heating |
| 11/07/2013 | DE102012008816A1 Verfahren zur Herstellung eines metallischen Schichtverbundes, insbesondere bandförmigen Schichtverbundes A method for manufacturing a metallic composite layer, in particular tape-shaped layer composite |
| 11/07/2013 | DE102012008804A1 Durchlauf-Wärmebehandlungsofen mit gesteigerter Kühlleistung seiner Kühlzone und Verfahren hierzu A continuous heat treatment furnace with increased cooling capacity of its cooling zone and methods for this purpose |
| 11/06/2013 | EP2660340A1 Method of thermal treatment for steel elements |
| 11/06/2013 | EP2659016A2 Hot dip plated steel sheet having excellent plating adhesiveness and method of manufacturing the same |
| 11/06/2013 | CN203269995U Furnace support roll of galvanized annealing furnace |
| 11/06/2013 | CN203269994U Cooling water box for packing belt |
| 11/06/2013 | CN203269993U Air injection cooling device |
| 11/06/2013 | CN203269992U Saw blade quenching machine |
| 11/06/2013 | CN203269990U Seamless steel pipe normalizing furnace adopting flue gas cooling |
| 11/06/2013 | CN203269987U System for recycling shielding gases for vacuumizing bell bright annealing furnaces |
| 11/06/2013 | CN203269985U System for recycling shielding gases for bell bright annealing furnaces |
| 11/06/2013 | CN203269984U Heavy rail head quenching spray device |
| 11/06/2013 | CN203269983U Adjusting device for jetting rack of saw-disc dynamic-quenching machine |
| 11/06/2013 | CN203269982U Electric control system of mould quenching oil tank |
| 11/06/2013 | CN203269981U Swaying mechanism and automobile plate spring quenching machine |
| 11/06/2013 | CN203269980U Continuous type shaft workpiece quenching furnace |
| 11/06/2013 | CN203269979U Movable type fuel gas heat-preserving furnace |
| 11/06/2013 | CN203269978U Mini-type modularized heating furnace body with cooling function |
| 11/06/2013 | CN203269977U High-frequency quenching induction coil |
| 11/06/2013 | CN203269976U Anti-oxidation device of non-oxidation heat treatment furnace |
| 11/06/2013 | CN203269975U Mechanism used for hanging pit type furnace |
| 11/06/2013 | CN103384726A Method for producing hardened structural elements |
| 11/06/2013 | CN103382522A Method used for controlling roller rotary spray quenching technology |
| 11/06/2013 | CN103382519A Charging basket for thermal treatment of synchronizer gear hub |
| 11/06/2013 | CN103382518A Method for producing a metallic component comprising adjacent sections having different material properties by means of press hardening |
| 11/06/2013 | CN103382517A High-frequency quenching tool for gusset plates of gear shifting connecting rod of automobile transmission and working method thereof |
| 11/06/2013 | CN103382516A XC 45 steel high-frequency layer-by-layer heating induction quenching method |
| 11/06/2013 | CN102943166B Automatic oil-control device after quenching of bowl-shaped workpiece |
| 11/06/2013 | CN102828010B Safety relief method of tar of bell-type furnace |
| 11/06/2013 | CN102816907B Controllable-spraying quenching machine |
| 11/06/2013 | CN102776345B Method of controlling accretion in furnace carbon jacket roll during continuous annealing of steel strips |
| 11/06/2013 | CN102776344B Pressing device special for movable lifting automatic quenching machine |
| 11/06/2013 | CN102719627B Heat treatment method of high-chromium martensitic stainless steel |
| 11/06/2013 | CN102676778B Strengthening and toughening thermal treatment method for hot-forging die of wearing plate |
| 11/06/2013 | CN102643972B Control method for carburizing, quenching and deformation of thin wheel disk type large-diameter cylindrical gear |
| 11/06/2013 | CN102639724B Conveyance rack, method for retaining metal ring |
| 11/06/2013 | CN102560037B High-strength steel thin-wall piece vacuum thermal treatment process |
| 11/06/2013 | CN102453794B High-temperature decarburization-preventing coating material used for spring steel |
| 11/06/2013 | CN102433515B MC5 Steel and large-sized flattening roll prepared by using the same, and manufacturing process of MC5 steel |
| 11/06/2013 | CN102382971B Metal ring transporting rack and metal ring loading method |
| 11/06/2013 | CN102352479B Method of heat treatment for steel, method of producing mechanical component, and mechanical component |
| 11/06/2013 | CN102352428B Combined quenching tank provided with inner tank with bottom inserted propeller |
| 11/06/2013 | CN102343504B Manufacturing method of bimetal cylinder |
| 11/06/2013 | CN102078924B Method for casting lower template beam steel casting |
| 11/06/2013 | CN102010968B Device for hardening rails |
| 11/06/2013 | CN102002639B Dual phase steel sheet and method of manufacturing the same |
| 10/31/2013 | WO2013162412A1 Method of continuous rolling on a wide-strip hot mill |
| 10/31/2013 | WO2013161831A1 Method for producing galvanized steel sheet for hot stamping, alloyed hot-dipped galvanized steel sheet for hot stamping and method for producing same, and hot stamped component |
| 10/31/2013 | WO2013161775A1 Rolling bearing |
| 10/31/2013 | WO2013161623A1 Case hardening steel material |
| 10/30/2013 | EP2655681A1 Sheet forming of metallic glass by rapid capacitor discharge |
| 10/30/2013 | EP2655675A2 Method for producing hardened structural elements |
| 10/30/2013 | EP2655674A2 Method for forming and hardening coated steel sheets |
| 10/30/2013 | EP2655673A2 Method for producing hardened structural elements |
| 10/30/2013 | EP2655672A2 Method for producing hardened components with regions of different hardness and/or ductility |
| 10/30/2013 | EP2655128A1 Vehicle seat structure having laser-strengthened areas |
| 10/30/2013 | CN203256311U Rapid cooling device of easy-to-oxidize wiredrawn metal |
| 10/30/2013 | CN203256308U Automatic regulating device for thermal treatment of guide wheel of excavator |
| 10/30/2013 | CN203256307U 车轮淬火架 Wheel quenching frame |
| 10/30/2013 | CN203256304U Quenching self tempering special equipment of octagonal hammer head |
| 10/30/2013 | CN203256303U Heat pipe heat-exchange equipment for cooling quenching oil and recycling residual heat of quenching oil |