| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 02/28/2013 | US20130049270 Ultrasonic instrument for the deformation treatment of surfaces and weld joints |
| 02/28/2013 | DE19908407B4 Hochfeste Ventilfeder und Verfahren zu ihrer Herstellung High-strength valve spring and process for their preparation |
| 02/28/2013 | DE10244972B4 Wärmefester Stahl und Verfahren zur Herstellung desselben Of the same heat-resistant steel and methods for making |
| 02/27/2013 | EP2562283A1 Steel component having excellent temper softening resistance |
| 02/27/2013 | EP2562034A1 Profile component for a vehicle seat, method and device for producing a profile component |
| 02/27/2013 | EP2561108A2 Method and device for hot forming and heat treating of coated metal sheet |
| 02/27/2013 | EP2560784A1 Machine for joining the ends of steel strips which machine is suited to the induction heat treatment of joining welds |
| 02/27/2013 | CN202757463U Radiator for iron art equipment |
| 02/27/2013 | CN202757453U Novel furnace door lifting device |
| 02/27/2013 | CN202755029U Hydrogen anti-oxidation cooling tank for bright heat treatment production line |
| 02/27/2013 | CN202755028U Novel valve cap shape quenching sensor |
| 02/27/2013 | CN202755027U Pulley heat treatment device |
| 02/27/2013 | CN202755026U Vacuum furnace with automatic cover opening device |
| 02/27/2013 | CN202755025U Large-sized vertical vacuum furnace |
| 02/27/2013 | CN202755024U Novel mechanism for adjusting liquid jet rings |
| 02/27/2013 | CN202755023U Adjustable mechanical liquid injection ring structure |
| 02/27/2013 | CN202755022U Thermal treatment furnace |
| 02/27/2013 | CN202755021U Stepping automatic feed thermal treatment furnace |
| 02/27/2013 | CN102945719A High-performance ferric-based nano-crystalline soft magnetic alloy and preparation method thereof |
| 02/27/2013 | CN102943270A Preparation method of tire bead steel wire |
| 02/27/2013 | CN102943269A High temperature carburizing quenching novel technology |
| 02/27/2013 | CN102943212A NM500 high-strength wear-resistant steel plate and heat treatment technique thereof |
| 02/27/2013 | CN102943169A Quenching and annealing preparation method of ultrahigh-strength thin steel plate for automobiles |
| 02/27/2013 | CN102943166A Automatic oil-control device after quenching of bowl-shaped workpiece |
| 02/27/2013 | CN102943164A High yield-strength ratio SPCC (steel plate cold commercial) thin steel plate cold rolling and continuous annealing process method |
| 02/27/2013 | CN102943162A Anti-oxidation heat treatment method for steels |
| 02/27/2013 | CN102943161A Automatic water circulation screw rod quenching device |
| 02/27/2013 | CN102943160A Annealing method for stress relief of hexagonal head bolt |
| 02/27/2013 | CN102943159A Novel process for reduction of die heat treatment distortion |
| 02/27/2013 | CN102943158A Electromagnetic synchronously magnetic field exerting and heating double-tunnel energy-saving annealing furnace |
| 02/27/2013 | CN102943157A Isothermal quenching process for 5Cr5WMoSiV shear blade |
| 02/27/2013 | CN102943156A Heat treatment method for preventing steel products from deforming |
| 02/27/2013 | CN102943155A Novel high-temperature quenching technology for T10 steel cold extrusion die |
| 02/27/2013 | CN102943154A Processing method of surface hardening cast iron sleeve |
| 02/27/2013 | CN102943153A Thermomagnetic treatment device and method for magneto-resistive elements of spin valves |
| 02/27/2013 | CN102942690A Polyoxy propane diethylene glycol borate polymer, preparation method thereof and environment-friendly water-soluble anti-rust quenching liquid prepared with the polymer |
| 02/27/2013 | CN102941880A Car-body side structure |
| 02/27/2013 | CN102941394A Method for overlaying welding of duplex stainless steel |
| 02/27/2013 | CN102941346A Preparation method of powder metallurgy forming of multi-way valve body |
| 02/27/2013 | CN102941237A Method for manufacturing low-hardness steel wire |
| 02/27/2013 | CN102312055B Anti-deformation method of flat casting |
| 02/27/2013 | CN102277538B Tin-containing ferrite stainless steel plate and manufacturing method thereof |
| 02/27/2013 | CN102268615B Engineering steel material with excellent core low-temperature impact toughness and lamellar tearing resisting performance and production method thereof |
| 02/27/2013 | CN102220545B High-carbon and high-strength heat-treated steel rail with high wear resistance and plasticity and manufacturing method thereof |
| 02/27/2013 | CN102012169B Method for secondarily recycling smoke gas waste heat of continuous annealing furnace |
| 02/27/2013 | CN101845591B Copper-steel composite material and preparation method thereof |
| 02/27/2013 | CN101660096B Copper-steel-copper composite material and preparation method thereof |
| 02/26/2013 | US8382919 Process of forming nanocrystal layer |
| 02/21/2013 | WO2013024876A1 Spring steel and spring |
| 02/21/2013 | US20130044852 Treatment of a heater tube intended for a pressurizer of the primary cooling system of a nuclear reactor |
| 02/21/2013 | DE102011052773A1 Tool useful for a press hardening tool, comprises a molding surface, where a blank is present for the purpose of transformation, and is microstructured partially by micro depressions introduced in molding surface |
| 02/21/2013 | DE102011051682B4 Verfahren und Vorrichtung zum Behandeln eines Stahlprodukts sowie Stahlprodukt Method and apparatus for treating a steel product and steel product |
| 02/21/2013 | DE10124393B4 Hitzebeständiger Stahl, Verfahren zur thermischen Behandlung von hitzebeständigem Stahl, und Kompenten aus hitzebeständigem Stahl A heat-resistant steel, process for the thermal treatment of heat-resistant steel, heat-resistant steel and Kompenten from |
| 02/20/2013 | EP2559781A1 Spring and method for producing same |
| 02/20/2013 | EP2559319A2 Induction heat treatment of an annular workpiece |
| 02/20/2013 | EP2558242A2 Flexible beam delivery system for high power laser systems |
| 02/20/2013 | CN202747808U Side-blowing device of cooling fan |
| 02/20/2013 | CN202744614U 锆合金板坯淬火装置 Zirconium alloy slab hardening apparatus |
| 02/20/2013 | CN202744607U Sealing device of inlet of vertical type annealing furnace |
| 02/20/2013 | CN202744602U Quenching groove used for grinding ball |
| 02/20/2013 | CN202744601U Afterheat quenching lifting quenching machine of automobile front axle forged piece |
| 02/20/2013 | CN202744600U Large multi-functional roll quenching machine |
| 02/20/2013 | CN202744599U Quenching medium temperature control device for grinding ball |
| 02/20/2013 | CN202744598U Lead pan device applying liquid lead anti-oxidation inhibitor |
| 02/20/2013 | CN202744597U Double-frequency quenching inductor |
| 02/20/2013 | CN202744596U Double-frequency quenching inductor |
| 02/20/2013 | CN202744595U Induction quenching cooling water well for cold roll |
| 02/20/2013 | CN202744594U Crawler belt medium-frequency heating inductor |
| 02/20/2013 | CN202744593U Special fan for carrying out isothermal normalizing regulation on air cooling speed of piston |
| 02/20/2013 | CN202744592U Induction hardening device for gear ring |
| 02/20/2013 | CN202744591U 45-degree furnace body structure |
| 02/20/2013 | CN102939394A Method of producing an austenitic steel |
| 02/20/2013 | CN102936704A Cold extrusion die mold steel processing method |
| 02/20/2013 | CN102936703A Cold heading die mold steel processing method |
| 02/20/2013 | CN102936701A Iron-based shape memory alloy with outstanding memory recovery characteristic and preparation method thereof |
| 02/20/2013 | CN102936697A Method for preparing high abrasion-resistance ferroalloy material |
| 02/20/2013 | CN102936696A High hardness and high abrasion-resistance ferroalloy material and preparation method thereof |
| 02/20/2013 | CN102936692A Cold punching die mold steel processing method |
| 02/20/2013 | CN102936691A Method for manufacturing oil casings made of R95-grade steel containing rare earth |
| 02/20/2013 | CN102936686A Production method of L80-1 steel-grade oil casings with low cost |
| 02/20/2013 | CN102936682A Production method of N80Q steel-grade oil casings |
| 02/20/2013 | CN102936646A Tension removing device for precise stainless steel strip |
| 02/20/2013 | CN102936643A Novel quenching medium |
| 02/20/2013 | CN102936642A Well type cyclic annealing process for bare copper flat wire |
| 02/20/2013 | CN102936641A Tire bead wire tempering device and method |
| 02/20/2013 | CN102935583A Process for manufacturing pattern roller |
| 02/20/2013 | CN102268588B Steel pipe reducing mill or sizing mill nodular cast iron roller and preparation method thereof |
| 02/20/2013 | CN102198555B Surfacing compound manufacturing method for manufacturing ejector for oxygen bottle |
| 02/19/2013 | US8377373 Compositions comprising nickel-titanium, methods of manufacture thereof and articles comprising the same |
| 02/15/2013 | DE202013000153U1 Werkzeugsätze mit integrierten Wärmequellen Tool sets with integrated heat sources |
| 02/14/2013 | WO2013022700A1 Tailored hardening ofcold pressed steel blank |
| 02/14/2013 | WO2013021009A1 Steel for manufacturing carburized steel parts, carburized steel parts produced with said steel, and method for manufacturing same |
| 02/14/2013 | US20130037181 Integrated processing method for sheet steel hot stamping and heat treatment |
| 02/14/2013 | US20130037178 Pre-diffused al-si coatings for use in rapid induction heating of press-hardened steel |
| 02/14/2013 | DE102012214274A1 Vordiffundierte Al-Si-Beschichtungen zur Verwendung bei einer schnellen Induktionsaufheizung von pressgehärtetem Stahl Vordiffundierte Al-Si coatings for use in a rapid induction heating of steel pressgehärtetem |
| 02/14/2013 | DE102011110740A1 Geschmiedete TiAl-Bauteile und Verfahren zu ihrer Herstellung Forged TiAl components and methods for their preparation |
| 02/14/2013 | CA2843360A1 Steel for manufacturing carburized steel parts, carburized steel parts produced with said steel, and method for manufacturing same |
| 02/13/2013 | EP2556317A1 Method and device for treatment of continuous or discrete metal products |
| 02/13/2013 | EP2556178A2 Electromagnetic forming of metallic glasses using a capacitive discharge and magnetic field |
| 02/13/2013 | EP2556175A2 Mechanical part made of steel having high properties and process for manufacturing same |