| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 01/29/2014 | CN103540724A High-frequency quenching process of n-type collision pin |
| 01/29/2014 | CN103540723A Novel jet quenching device with adjustable jet array parameters |
| 01/29/2014 | CN103540722A Novel quenching device applicable to medium carbon alloy steel workpiece |
| 01/29/2014 | CN103540721A Metal material heat treatment water tank |
| 01/29/2014 | CN103540720A Heat treatment device for lining plate of ball grinding mill |
| 01/29/2014 | CN103540719A Novel high-frequency quenching machine |
| 01/29/2014 | CN103540718A Hanger for quenching |
| 01/29/2014 | CN103540717A Processing method for hydrogen sulfide corrosion resistance of pipeline steel |
| 01/29/2014 | CN103540716A Processing method of tread thermal treatment for caterpillar link |
| 01/29/2014 | CN103540715A Constant-speed continuous silicone oil restraining device and method |
| 01/29/2014 | CN103537640A Method for producing hot-rolled pickling-free plate by combining thin-strip continuous casting with reducing annealing |
| 01/29/2014 | CN102978361B Thermal treatment process of Invar alloy |
| 01/29/2014 | CN102776445B Lower bainite wear-resisting steel tube for slurry transport and production method of steel tube |
| 01/29/2014 | CN102732710B Heat treatment method of steel plate with large thickness |
| 01/29/2014 | CN102732674B Production method of heavy-gauge large-single-weight low-alloy high-strength structural steel plates |
| 01/29/2014 | CN102719742B Furnace zone through plate method of limit-specification IF steel |
| 01/29/2014 | CN102676752B Thermal treatment process for die steel H13 of automobile forged piece |
| 01/29/2014 | CN102634645B Surface protection method for thermally treating steel sample |
| 01/29/2014 | CN102626844B Producing technology of rail shock-insulating spring |
| 01/29/2014 | CN102312074B Pipeline inductive on-line heat treatment method |
| 01/28/2014 | US8636946 Bell annealing furnace |
| 01/23/2014 | WO2014012826A1 Method for producing a piston for an internal combustion engine |
| 01/23/2014 | US20140020797 Magnetic field annealing for improved creep resistance |
| 01/23/2014 | DE102012106405A1 Verfahren zum Herstellen eines umgeformten und zumindest bereichsweise gehärteten Metallblechbauteils sowie Presshärtwerkzeug zum Herstellen eines solchen Bauteiles A method for producing a deformed and at least partially cured sheet metal component and Presshärtwerkzeug for producing such a component |
| 01/23/2014 | CA2821043A1 Alloy with corresponding part and fabrication process |
| 01/22/2014 | EP2687756A1 Drive plate and manufacturing method thereof |
| 01/22/2014 | EP2687620A1 Steel sheet for hot-stamped member and process for producing same |
| 01/22/2014 | EP2687612A1 Steel pipe quenching method |
| 01/22/2014 | EP2687611A1 Method and apparatus for controlling surface porosity of metal materials |
| 01/22/2014 | EP2687312A1 Method of welding alloy articles |
| 01/22/2014 | CN203403145U Stabilizing roll expansion joint structure |
| 01/22/2014 | CN203403138U Fixture specially used for heat treatment of straight-shank drill bit |
| 01/22/2014 | CN203403137U Getting in and out full-automatic bio-particle pipe annealing furnace |
| 01/22/2014 | CN203403136U Biological particle cart type and fixed type annealing furnace |
| 01/22/2014 | CN203403135U Thermal-treatment vacuum furnace |
| 01/22/2014 | CN203403134U Insulation device of iron basket for heat treatment of wearable steel balls |
| 01/22/2014 | CN203403133U Oil quenching device |
| 01/22/2014 | CN203403132U High frequency jaw quenching device |
| 01/22/2014 | CN203403131U Jaw induction quenching fixture |
| 01/22/2014 | CN203403130U Isothermally controlled quenching device |
| 01/22/2014 | CN203403129U Rotary shaft quenching device |
| 01/22/2014 | CN103534547A Device and method for measuring temperature of heat-treated product |
| 01/22/2014 | CN103534375A Hot stamp molded article, method for producing hot stamp molded article, energy absorbing member, and method for producing energy absorbing member |
| 01/22/2014 | CN103534364A Furnace system for the controlled heat treatment of sheet metal components |
| 01/22/2014 | CN103534055A Laser-based marking method and apparatus |
| 01/22/2014 | CN103526213A Method of improving service life of 16MnCr5 part |
| 01/22/2014 | CN103526139A Nitrogen supply and control device and method of aluminum annealing furnace |
| 01/22/2014 | CN103526127A Guide roller and manufacturing method thereof |
| 01/22/2014 | CN103526117A Non-quenched and tempered steel, engineering mechanical semiaxle manufactured by using same and manufacturing method of semiaxle |
| 01/22/2014 | CN103526115A Cold-worked die material and combined technology applicable to cold-worked die material |
| 01/22/2014 | CN103526006A High-frequency induction heating and heat processing technology of duplicate gear |
| 01/22/2014 | CN103526004A Method for ensuring impact toughness of low-temperature fastener |
| 01/22/2014 | CN103526002A Fastener annealing feeder and annealing equipment provided with same |
| 01/22/2014 | CN103525996A Heat treatment method for special low alloy steel used for vehicle chains |
| 01/22/2014 | CN103525995A Treatment method for improving alloy material strength, toughness, and anti-fatigue life |
| 01/22/2014 | CN103525994A Double-medium temperature control cooler |
| 01/22/2014 | CN103525993A Quenching equipment, heat treatment system and heat treatment method |
| 01/22/2014 | CN103525992A Method for improving quenching performance of steel casting |
| 01/22/2014 | CN103525991A Feeding machine of hardening furnace |
| 01/22/2014 | CN103525990A 垂直轧辊运输装置 Vertical roll transport means |
| 01/22/2014 | CN103525989A Quenching basket for hoisting |
| 01/22/2014 | CN103525988A Water-soluble quenching medium for low-carbon alloy steel |
| 01/22/2014 | CN103525987A Water removal agent and application of water removal agent in new method for removing water by quenching oil |
| 01/22/2014 | CN103525986A Heat treatment pool using solar |
| 01/22/2014 | CN103525985A 退火炉 Annealing |
| 01/22/2014 | CN103525984A Heat treatment method of heat-resistant steel |
| 01/22/2014 | CN103525983A 加热炉 Furnace |
| 01/22/2014 | CN103522016A Method for machining shell liner of shell in semi-autogenous mill |
| 01/22/2014 | CN103521935A Steel rail induction butt welding and heat treatment method |
| 01/22/2014 | CN103521919A Combination device capable of achieving underwater laser welding and laser shot blasting |
| 01/22/2014 | CN103521548A Method for manufacturing martensitic steel tube |
| 01/22/2014 | CN102703659B Stepping type automatic horizontal gear hardening machine |
| 01/22/2014 | CN102644023B Steel containing P and used for intermediate frequency (IF) automotive panel and production method thereof |
| 01/22/2014 | CN102618803B Ultrahigh-strength steel plate and production method thereof |
| 01/22/2014 | CN102534405B High manganese steel and preparation method thereof |
| 01/22/2014 | CN102534404B Super-high manganese steel and manufacturing method thereof |
| 01/21/2014 | US8634953 Method and equipment for flatness control in cooling a stainless steel strip |
| 01/16/2014 | WO2014010712A1 Direct resistance heating method |
| 01/16/2014 | WO2014010316A1 In-furnace transport device and continuous heating furnace |
| 01/16/2014 | WO2014009727A1 Method for treating elongated metal product by heating and oxidizing the surface in a controlled environment |
| 01/16/2014 | WO2014009004A1 Coated hot-formable steel strip, sheet or blank and method for making the same |
| 01/16/2014 | WO2014008983A1 Dlc coatings with increased corrosion resistance |
| 01/16/2014 | WO2014008564A1 Special steels; cryogenic process for the production thereof; use of special steels in a saline and/or high-pressure environment |
| 01/16/2014 | US20140014234 Case hardening steel, method for producing same, and mechanical structural part using case hardening steel |
| 01/16/2014 | DE102012216468B3 Verfahren zum Herstellen eines Metallbauteils für eine Metallvorrichtung A method for manufacturing a metal component for a metal device |
| 01/15/2014 | EP2684985A1 Steel sheet for hot pressing, and process for producing hot-pressed member utilizing same |
| 01/15/2014 | EP2684967A1 Continuous furnace |
| 01/15/2014 | CN203393194U Cooling and drying device of wire rod annealing machine |
| 01/15/2014 | CN203393193U Bare wire softening device for enameled wire production |
| 01/15/2014 | CN203393191U Ball track soft strip-free induction quenching device |
| 01/15/2014 | CN203393190U Laser ultrasonic shot blasting quenching combined machining device |
| 01/15/2014 | CN203393189U Novel multipurpose furnace lifting platform |
| 01/15/2014 | CN203393188U Laser quenching device for annular workpiece |
| 01/15/2014 | CN203393187U Heat radiation device for high-temperature bogie type resistive heat treatment furnace |
| 01/15/2014 | CN103517995A Plating method and zinc plating process |
| 01/15/2014 | CN103510096A Oil transmission roller |
| 01/15/2014 | CN103510025A Ultrahigh strength steel plate containing rare earth La and heat treatment process thereof |
| 01/15/2014 | CN103510024A Alloy cast steel for high speed train brake disc, heat treatment method thereof and high speed train brake disc manufactured by the alloy cast steel |
| 01/15/2014 | CN103510023A Pre-hardened plastic die steel material |
| 01/15/2014 | CN103510021A Steel alloy, compressor slide sheet and preparation method of compressor slide sheet |