| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 01/05/2011 | CN101538665B Aluminum alloy plate for battery box and manufacturing method thereof |
| 01/05/2011 | CN101519759B Cobalt-base body amorphous alloy and preparation method thereof |
| 01/05/2011 | CN101514386B Quenching unit of aluminum alloy plate and method thereof |
| 01/05/2011 | CN101513654B Straightening roller for cold rolling of wide and thick plate and manufacturing method thereof |
| 01/05/2011 | CN101509053B Laser inducement nano-surface preparation method for iron based amorphous nanocrystalline soft magnetic material |
| 01/05/2011 | CN101490431B Process for producing track member, process for producing valve gear, and track member |
| 01/05/2011 | CN101487078B Stirring inner water cooling isothermal quench salt bath |
| 01/05/2011 | CN101381844B Production technology of cold working die steel material |
| 01/05/2011 | CN101104226B Method for controlling revolving furnace shell connecting flange weld deformation |
| 01/04/2011 | US7863541 Laser annealing apparatus and semiconductor device manufacturing method |
| 01/04/2011 | US7862666 stainless steel seamless linepipe has excellent corrosion resistance and resistance to sulfide stress cracking, suitable for linepipes transporting crude oil or natural gas produced from oil wells or gas wells under extremely corrosive environments containing carbon dioxide gas, chlorine ion; mixed phase |
| 12/30/2010 | US20100326570 High-strength quenched formed body with good corrosion resistance and process for producing the same |
| 12/29/2010 | WO2010150935A1 Rapid air cooling device for hollow pipe-shaped heat-treated product |
| 12/29/2010 | WO2010149561A1 Method for producing a hot press cured component, use of a steel product for producing a hot press cured component, and hot press cured component |
| 12/29/2010 | EP2267278A2 Turbine rotor blade with hardened region |
| 12/29/2010 | EP2267174A2 Simo ductile iron castings for gas turbine applications |
| 12/29/2010 | EP2267171A1 Annealing of cold rolled metal strip |
| 12/29/2010 | EP2266722A1 High strength part and method of production of the same |
| 12/29/2010 | EP2265737A1 Method of producing precious metal alloy objects |
| 12/29/2010 | EP2265735A1 Device for heating and method for heating |
| 12/29/2010 | EP1491642B1 Hot gas quenching devices, and hot gas heat treating system |
| 12/29/2010 | CN201686722U Crawler board quenching device for excavator |
| 12/29/2010 | CN201686721U Spherical atomization gas quenching box |
| 12/29/2010 | CN201686720U Protective light blocking device for laser alloying |
| 12/29/2010 | CN101932737A An axle from a seamless tube for railroad vehicles, and a process for manufacturing an axle from a seamless steel tube for railroad vehicles |
| 12/29/2010 | CN101929313A High-strength hydrogen-sulfide environmental corrosion-resistant seamless petroleum casing pipe and manufacturing method thereof |
| 12/29/2010 | CN101928889A Steel for resisting sulfide corrosion and manufacturing method thereof |
| 12/29/2010 | CN101928888A Low-alloy steel for resisting carbon dioxide corrosion and manufacturing method thereof |
| 12/29/2010 | CN101928877A Steel for petroleum casing pipe, high-frequency welding petroleum casing pipe and manufacturing method thereof |
| 12/29/2010 | CN101928876A TRIP/TWIP high strength plastic automotive steel with excellent processability and preparation method thereof |
| 12/29/2010 | CN101928875A High-strength cold-rolled plate with favorable forming property and preparation method thereof |
| 12/29/2010 | CN101928820A Wind power generation steel ball thermal treatment and quenching combined device |
| 12/29/2010 | CN101928819A Method and equipment for carrying out continuous induction hardening on stepped shaft neck and arc transitional surface |
| 12/29/2010 | CN101928817A Method for preparing protective gas for heat treatment of metals |
| 12/29/2010 | CN101928816A Cooling device of steel plate |
| 12/29/2010 | CN101928815A Steel-bar and threaded-steel electromagnetic induction heating and spray-quenching heat-treatment on-line blowing device |
| 12/29/2010 | CN101928814A Novel medium-high frequency quenching machine tool with continuous curved surfaces |
| 12/29/2010 | CN101928813A Mechanism of continuous middle-high frequency quenching machine |
| 12/29/2010 | CN101928812A Exact annealing process for iron core of amorphous alloy transformer |
| 12/29/2010 | CN101928811A Steel plate quenching method based on model control |
| 12/29/2010 | CN101928810A Method for preparing annular iron-based amorphous and nanocrystalline soft magnetic alloy by laser irradiation |
| 12/29/2010 | CN101927419A Flange processing process |
| 12/29/2010 | CN101695807B Manufacturing method of dual-tubesheet heat interchanger |
| 12/29/2010 | CN101670559B Shot blasting machine wear-resistant blade and preparation method thereof |
| 12/29/2010 | CN101643888B Low welding crack sensitivity steel with tensile strength at 700MPa level and production method thereof |
| 12/29/2010 | CN101643827B Method for controlling tempering deformation of regula wings |
| 12/29/2010 | CN101613847B Method for cast-rolling blank for producing deep-drawing daily aluminum product |
| 12/29/2010 | CN101603119B Method for manufacturing steel plate with high strength and high toughness by using hot-rolling coiled plate |
| 12/29/2010 | CN101586537B Frame of wind-driven generator group and method for preparing the same |
| 12/29/2010 | CN101550482B Method for controlling deformation of metal workpieces during heat treatment |
| 12/29/2010 | CN101492798B Pickling free producing process for copper alloy tube |
| 12/29/2010 | CN101432449B Metal heat treating methods and devices |
| 12/29/2010 | CN101423891B Heat treating process for higher chromium abrading-ball and abrading-segment by temperature zone timing oil quenching |
| 12/29/2010 | CN101310029B Method for hot-rolling starting material and finishing mill |
| 12/29/2010 | CN101101869B Laser annealing method and semiconductor device manufacturing method |
| 12/28/2010 | US7857919 heat treatment of steel product having been subjected to quenching or accelerated cooling on hot rolling line after hot rolling to pass steel product through induction heating apparatuses; high strength, toughness |
| 12/28/2010 | US7857918 Method of production of steel product with nanocrystallized surface layer |
| 12/25/2010 | CA2707966A1 Turbine rotor blade |
| 12/23/2010 | WO2010147943A1 Fluidized bed heat treating system |
| 12/23/2010 | WO2010147531A1 A method of shaping and hardening a sheet steel blank |
| 12/23/2010 | US20100319642 Roller follower, valve train, induction hardening apparatus, method of heat treatment of shaft member, method of manufacturing shaft, and shaft |
| 12/23/2010 | DE10110954B4 Verfahren zur Herstellung von Werkstücken, insbesondere von Leitwerken für Flugkörper A process for the production of workpieces, in particular of tail units for missiles |
| 12/22/2010 | EP2265089A1 Induction heating apparatus and induction heating method |
| 12/22/2010 | EP2264204A1 Material for soft-nitrided crankshaft and process for producing the same |
| 12/22/2010 | EP2264194A1 Air-cooling facility for heat treatment process of martensite based stainless steel pipe |
| 12/22/2010 | EP2264193A1 Production of a partially press-hardened metal sheet component |
| 12/22/2010 | EP2264192A1 Hardening machine for inductive hardening using a protective gas |
| 12/22/2010 | EP2262918A1 Microstructural optimization of automotive structures |
| 12/22/2010 | CN201682647U Induction heater and induction heat treatment equipment |
| 12/22/2010 | CN201678705U Tempering oily fume processing device of mesh belt furnace |
| 12/22/2010 | CN201678704U Electric heating cover type quenching system |
| 12/22/2010 | CN201678703U Stirring device for heat treatment hardening |
| 12/22/2010 | CN201678702U Resultant magnetic field online rail welding seam normalizing medium frequency inductor |
| 12/22/2010 | CN201678701U Efficient residual heat recycling device for bright annealing furnace |
| 12/22/2010 | CN201678700U Laser complete equipment for part surface strengthening and remanufacturing |
| 12/22/2010 | CN101923933A Hydrogenated NiMn-based alloy magnetic refrigeration material and preparation method and use thereof |
| 12/22/2010 | CN101922993A On-line real-time monitoring hearth sealability early-warning device and early-warning method |
| 12/22/2010 | CN101921978A Micro-tension control system of copper-pipe high-speed continuous induction annealing furnace |
| 12/22/2010 | CN101921952A Steel for petroleum casing pipe, electric resistance welding petroleum casing pipe and manufacture methods thereof |
| 12/22/2010 | CN101921926A Low-calcium and easy-cutting silicon brass alloy and preparation method thereof |
| 12/22/2010 | CN101921907A Plate shape correction method during steel plate quenching based on model control |
| 12/22/2010 | CN101921902A Induction quenching method of shifting guide shaft of automatic transmission |
| 12/22/2010 | CN101921901A Heat processing method of high-carbon chromium bearing steel bearing part |
| 12/22/2010 | CN101921900A Furnace hearth roller bearing pedestal for continuously bright annealing furnace |
| 12/22/2010 | CN101921899A Induction quenching method of gearshift shaft of change gear case |
| 12/22/2010 | CN101921898A Annular water-blowing device |
| 12/22/2010 | CN101921896A Spheroidizing furnace with novel furnace lining structure |
| 12/22/2010 | CN101457286B Heavy sectional steel ball rotary integral uniform heating processing method |
| 12/22/2010 | CN101457284B Decarburization heat processing furnace for reducing carbon content on work piece surface |
| 12/22/2010 | CN101435056B Novel low-cost free-cutting stainless steel 303C and manufacturing process thereof |
| 12/22/2010 | CN101422861B Accurate forming method of special-shape deep-hole type parts |
| 12/22/2010 | CN101397632B Multielement low-alloy water quenching abrasion resistant steel |
| 12/22/2010 | CN101391338B Ferritic steel barrel butt-junction circular-seam hot-wire TIG multi-layer multipath welding method |
| 12/22/2010 | CN101292050B Method and installation for the dry transformation of a material structure of semifinished products |
| 12/21/2010 | US7854884 Method and installation for producing a hot rolled strip from austenitic rust-resistant steels |
| 12/21/2010 | US7854883 System for cooling shape-rolled rails |
| 12/16/2010 | WO2010143640A1 Furnace for heat treatment of metal |
| 12/16/2010 | DE10319828B4 Gesintertes Kettenrad und Verfahren zur Herstellung hierfür A sintered sprocket and methods for making therefor |
| 12/16/2010 | DE102009036525B3 Method for pre-treating metallic surface before a coating process, comprises heat treating a component before coating, under an atmosphere with an oxygen content with a subsequent wet-chemical cleaning step |
| 12/16/2010 | DE102009026935A1 Härtemaschine zum induktiven Härten unter Schutzgas Hardening machine for induction hardening under protective gas |