| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 07/28/2010 | CN101787425A Large variable diameter shaft part induction heat-treatment and quenching technical method |
| 07/28/2010 | CN101787424A Slender-pipe inner surface laser strengthening and processing device based on pipeline robot technique |
| 07/28/2010 | CN101787423A Thermal processing method of Z12CN13 martensite stainless steel pressure spring forging |
| 07/28/2010 | CN101787422A Method and device for secondary quenching of high-carbon cast steel slot or high-carbon cast steel grit |
| 07/28/2010 | CN101787421A Heat treatment method of end socket forging |
| 07/28/2010 | CN101787420A Large-size mandril structure property control method |
| 07/28/2010 | CN101787419A Heat treatment process of AISI4340 steel forgings |
| 07/28/2010 | CN101787418A Metal material continuous- molding on-line anti-oxidation method and device thereof |
| 07/28/2010 | CN101787417A Closed type multi-functional electrode salt bath furnace |
| 07/28/2010 | CN101787416A Heat treatment normalizing process |
| 07/28/2010 | CN101787415A Hardening method and hardening device |
| 07/28/2010 | CN101786213A Method for controlling generation of cold crack in welding process based on electromagnetic induction heating |
| 07/28/2010 | CN101386133B Cold rolling ribbed bar continuous production device |
| 07/28/2010 | CN101356290B Method for heating sheet to predetermined temperature curve along its length and cross direction |
| 07/28/2010 | CN101353721B Induction diathermic furnace |
| 07/27/2010 | US7763131 Method and apparatus for limiting the vibration of steel or aluminum strips in a blown-gas or -air cooling zones |
| 07/27/2010 | US7763124 consists of 0.7 to 1.1% carbon, 0.2 to 2.0% siliconi, 0.4 to 2.5% manganese, 1.6 to 4.0% chromium, 0.1-0.5% molybdenum, 0.010 to 0.050% aluminum, and balance iron; is treated by quenching and tempering, has residual cementite and prior-austenite grains; bearings |
| 07/22/2010 | WO2010082862A1 Method for producing nanostructures on the surface of a solid body |
| 07/22/2010 | WO2010082685A1 Steel for surface hardening for machine structural use, and component for machine structural use |
| 07/22/2010 | WO2010082597A1 Outer member of constant speed universal joint |
| 07/22/2010 | WO2010081827A1 Method and device for the heat treatment of components by plasma fire |
| 07/22/2010 | WO2010081588A1 Charging frame and quenching device comprising said charging frame |
| 07/22/2010 | WO2010081587A1 Quenching device and quenching method |
| 07/22/2010 | WO2010058965A3 Concrete slurry transporting pipe for concrete pump car |
| 07/22/2010 | DE102009004962A1 Method for increasing wear resistance of a steel mandrel of an autofrettage device, comprises sealing a workpiece to be autofretted by a contact surface of the autofrettage device, and obtaining the mandrel by heat treatment |
| 07/22/2010 | DE10118291C5 Vorrichtung zum Laser-Belichten einer Fläche von metalischen Werkstücken und deren Verwendung Apparatus for laser exposing an area of metalischen workpieces and their use |
| 07/22/2010 | DE10065737B4 Verfahren zum Herstellen eines Kegelrads A method for manufacturing a bevel gear |
| 07/21/2010 | EP2208800A1 Method of forming a wire from a powder and a metal strip |
| 07/21/2010 | CN201532871U Proximity switch contactor of a cover type annealing furnace heating cover |
| 07/21/2010 | CN201530846U Graphite roller device of stainless steel bright annealing furnace |
| 07/21/2010 | CN201530845U Tubular VL external-star wheel quenching deformation control structure with steps |
| 07/21/2010 | CN201530844U Quenching deformation control structure of thin-wall type VL external star wheel |
| 07/21/2010 | CN201530843U Intermediate frequency induction rope drill stem processing apparatus |
| 07/21/2010 | CN201530842U Steel bottle output and turnover device of steel bottle quenching and tempering heat treatment production line |
| 07/21/2010 | CN201530841U Quenching homogenization device for permanent-magnet alloy |
| 07/21/2010 | CN201530840U Continuous linear aluminum alloy wheel quenching frame |
| 07/21/2010 | CN201530839U Self-locking device preventing heat treatment conditioning part from unhooking |
| 07/21/2010 | CN1936067B Carburizing treatment apparatus and method |
| 07/21/2010 | CN1809648B Steel product excellent in characteristics of resistance to fatigue crack extension and method for production thereof |
| 07/21/2010 | CN101784691A Heat treating furnace |
| 07/21/2010 | CN101782143A Ceramimetallurgical automobile steering gear face cam and preparation method thereof |
| 07/21/2010 | CN101781703A Heat treating equipment for rocker arm shaft of automobile engine |
| 07/21/2010 | CN101781702A Process for heat treatment of tube body of drill rod |
| 07/21/2010 | CN101781701A Method for annealing or quenching metal |
| 07/21/2010 | CN101781700A Plate shape controlling method for ultra thin sheet quenching in the quenching machine |
| 07/21/2010 | CN101781699A Heat treatment equipment and heat treatment method of metal parts |
| 07/21/2010 | CN101781698A Thermal treatment process of R5 mooring chain |
| 07/21/2010 | CN101780625A Processing technology for connecting rod of shock absorber |
| 07/21/2010 | CN101532097B Method for preparing silver antimony tellurium and silver telluride based on-site composite thermoelectric material |
| 07/21/2010 | CN101476088B R17Cr1Ni3Mo steel for nuclear pressure vessel and preparation thereof |
| 07/21/2010 | CN101413049B Preparation of normalizing weldable fine grain steel plate with a yield strength of 420MPa |
| 07/21/2010 | CN101139692B Martensitic stainless steel cementation method and product thereof |
| 07/20/2010 | US7759614 Method and apparatus for the treatment of a component |
| 07/15/2010 | WO2010080051A1 Device for the treatment of parts |
| 07/15/2010 | WO2010079452A1 Method and section for cooling a moving metal belt by spraying liquid |
| 07/15/2010 | WO2010013054A4 Super bainite steels and methods of manufacture thereof |
| 07/15/2010 | US20100175794 Process for Producing an Active Cathodic Anti-Corrosion Coating on Steel Elements |
| 07/15/2010 | DE102009000201A1 Chargiergestell sowie Abschreckvorrichtung mit Chargiergestell Charging rack and quenching with charging stand |
| 07/14/2010 | CN201525873U Hot coal gas black annealing hood-type annealing furnace |
| 07/14/2010 | CN201525871U Control structure for quenching deformation of cylinder-shaped VL external star-wheel |
| 07/14/2010 | CN201525870U Chain quenching and tempering system using intermediate frequency power source |
| 07/14/2010 | CN201525869U Quenching oil cabin for quenching press |
| 07/14/2010 | CN201525868U Work station device of high-frequency quench machining tool and lifting device thereof |
| 07/14/2010 | CN201525867U Large-size double-power frequency supporting roll quench machining tool |
| 07/14/2010 | CN201525866U Forced cooling type afterheat normalizing machine |
| 07/14/2010 | CN201525865U Stainless band bright anneal furnace with a baffle at a blowing port |
| 07/14/2010 | CN201525864U Continuous annealing furnace and furnace gas sealing structure thereof |
| 07/14/2010 | CN1981983B Manufacture method of a latent heat recovery type heat exchanger |
| 07/14/2010 | CN101775571A Process for producing large-scale diesel engine cam workpiece with high hardness and abrasive resistance |
| 07/14/2010 | CN101775555A Forging alloy steel and manufacturing process thereof |
| 07/14/2010 | CN101775548A Method for producing low nitriding amount and high magnetic induction oriented silicon steel strip |
| 07/14/2010 | CN101775547A Production method of high magnetic induction grain-oriented silicon steel strip |
| 07/14/2010 | CN101775545A Low-alloy high-strength high-toughness wear-resistant steel plate and manufacturing method thereof |
| 07/14/2010 | CN101775543A HB400-grade wear-resisting steel plate and production method thereof |
| 07/14/2010 | CN101775542A Quake-proof construction steel with yield strength of 100MPa and production method thereof |
| 07/14/2010 | CN101775540A Anti-aging steel plate with high machinability and manufacturing method thereof |
| 07/14/2010 | CN101775539A High-flexibility wear-resistant steel plate and manufacturing method thereof |
| 07/14/2010 | CN101775481A Strip material treatment apparatus |
| 07/14/2010 | CN101775479A Alloying treatment method for surface of spheroidal graphite cast iron roll |
| 07/14/2010 | CN101775478A Gear ring nitrogen protection continuous type normalizing process |
| 07/14/2010 | CN101775477A High-frequency induction water annealing heat treatment technology |
| 07/14/2010 | CN101775474A Method for strengthening metal sieve plate by laser broadband remelting |
| 07/14/2010 | CN101775473A Method for heat treatment of 65Mn steel-made electronic scale sensor elastic body |
| 07/14/2010 | CN101775471A Method for producing low-carbon steel hot dip steel plate |
| 07/14/2010 | CN101775468A Normal-pressure nitrogen and water mixed gas jet quenching device |
| 07/14/2010 | CN101775467A Micro-adjusting mechanism |
| 07/14/2010 | CN101775466A Method for improving magnetostrictive property of Tb<x>Dy<1-x>Fe<y> alloy bars on <110> axial orientation |
| 07/14/2010 | CN101773985A Glasses board for concrete pump and manufacturing method thereof |
| 07/14/2010 | CN101773105A Triangular tooth-shaped fish hook |
| 07/14/2010 | CN101549459B Manufacturing technology of individual hydraulic prop piston |
| 07/14/2010 | CN101481749B Water pressure high-frequency quenching machine tool |
| 07/14/2010 | CN101279335B Ultra-large tube sheet heat flattening method |
| 07/13/2010 | US7755003 Temperature control for performing heat process on resist film |
| 07/13/2010 | US7754034 Forging quench |
| 07/13/2010 | US7754031 Structural steel having improved quenchability without a reduction in its weldability; addition of silicon enables the quenching effectof boron to increased from 30-50%; this synergy occurs withoutincreasing the boron amount added, while silicon has no appreciable quenching effect in boron's absense |
| 07/13/2010 | US7754028 Plasma-nitriding of maraging steel, shaver cap for an electric shaver, cutting device made out of such steel and an electric shaver |
| 07/13/2010 | CA2585764C Improved furnace cooling system and method |
| 07/08/2010 | WO2010077178A1 Device for the treatment of parts |
| 07/08/2010 | WO2010076247A1 Method for producing partially hardened components from sheet steel |
| 07/08/2010 | WO2010053992A3 Pelleting die and method for surface hardening pelleting dies |