| Patents for C21D 6 - Heat treatment of ferrous alloys (4,815) |
|---|
| 05/23/2012 | CN102471856A Alloy composition, fe-based nanocrystalline alloy and manufacturing method of the same |
| 05/23/2012 | CN102471854A 利用混合硬化对马氏体钢进行的低温处理 Using low-temperature processing of mixed hardening martensitic steels of |
| 05/23/2012 | CN102471815A Method for producing martensitic steel with mixed hardening |
| 05/17/2012 | US20120118442 Stainless steel having good conductivity and ductility for use in fuel cell and method for producing the same |
| 05/17/2012 | US20120118438 High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same |
| 05/17/2012 | US20120118437 Zinc coated steel with inorganic overlay for hot forming |
| 05/16/2012 | EP2453027A1 Thermoformed product and method for producing same |
| 05/16/2012 | EP2453026A1 Thermoformed steel product and method for producing same |
| 05/16/2012 | CN202220190U Continuous type cryogenic treatment and tempering equipment |
| 05/16/2012 | CN101815797B Hardened martensitic steel having a low or zero content of cobalt, process for manufacturing a part from this steel, and part thus obtained |
| 05/09/2012 | EP2449143A1 Cryogenic treatment of martensitic steel with mixed hardening |
| 05/09/2012 | EP2449137A1 Method for producing martensitic steel with mixed hardening |
| 05/08/2012 | US8172959 Austenitic stainless steel, manufacturing method for the same, and structure using the same |
| 05/03/2012 | WO2012058404A1 High toughness secondary hardening steel |
| 05/03/2012 | US20120103474 Manufacturing method of grain-oriented electrical steel sheet |
| 05/02/2012 | EP2447384A1 Heat-resistant component for chemical processing apparatus and method for producing same |
| 05/02/2012 | EP2446064A1 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 |
| 05/02/2012 | EP2137327B1 Steel for tool-less hot forming or quenching with improved ductility |
| 04/26/2012 | US20120097298 Method for producing partially hardened steel components |
| 04/25/2012 | EP2444508A1 FERRITIC Cr-STEEL FOR HEAT-RESISTANT PRECISION COMPONENT AND METHOD FOR PRODUCING SAME, AND HEAT-RESISTANT PRECISION COMPONENT AND METHOD FOR PRODUCING SAME |
| 04/25/2012 | EP1717331B1 Steel sheet or steel pipe being reduced in expression of bauschinger effect, and method for production thereof |
| 04/25/2012 | EP1528113B1 Method for producing dispersed oxide reinforced ferritic steel having coarse grain structure and being excellent in high temperature creep strength |
| 04/25/2012 | CN202201934U 深冷处理回温炉 Cryogenic Treatment warmed oven |
| 04/25/2012 | CN102424976A 一种潜孔冲击器活塞的热处理工艺 Heat treatment process for DTH hammer piston |
| 04/19/2012 | US20120090737 High-strength hot-dip galvanized steel sheet and method for producing same |
| 04/19/2012 | US20120090462 Nitratable steel piston rings and steel cylindrical sleeves, and casting method for the production thereof |
| 04/12/2012 | WO2012045613A1 Multi-phase steel, cold-rolled flat product produced from a multi-phase steel of this type, and method for producing it |
| 04/12/2012 | WO2012045595A1 Multi-phase steel, cold-rolled flat product which is produced from a multi-phase steel of this type, and method for producing it |
| 04/12/2012 | US20120085466 Method For Producing A Steel Component By Hot Forming And Steel Component Produced By Hot Forming |
| 04/11/2012 | EP2439291A1 Multiphase steel, cold rolled flat product produced from this multiphase steel and method for producing same |
| 04/11/2012 | EP2439290A1 Multiphase steel, cold rolled flat product produced from this multiphase steel and method for producing same |
| 04/11/2012 | CN102414764A 用于超导线材的基板、超导线材及其制造方法 A substrate for a superconducting wire, the superconducting wire and its manufacturing method |
| 04/10/2012 | CA2489201C Method and device for continuous annealing metallic ribbons |
| 04/05/2012 | WO2012043228A1 High-hardness pre-hardened cold-rolled tool steel for surface pvd, method for producing same, and surface pvd method for same |
| 04/05/2012 | US20120080125 Link chain superior in low temperature toughness and heat treatment method of the same |
| 04/05/2012 | US20120080124 Alloy steel |
| 04/04/2012 | CN102399960A 一种球磨机格子板防开裂处理方法 One kind of ball grid plate anti-cracking approach |
| 04/04/2012 | CN102399533A 耐磨耐腐蚀纳米研磨材料及其制备方法 Wear resistant nano-grinding material and preparation method |
| 03/29/2012 | US20120073710 Tough iron-based bulk metallic glass alloys |
| 03/28/2012 | CN1827795B Ferrous seal sliding parts and producing method thereof |
| 03/28/2012 | CN102392194A Ferritic stainless steel for exhaust gas passage member |
| 03/28/2012 | CN102392124A Heat treatment technology method for improving obdurability of high-speed steel |
| 03/28/2012 | CN101755057B Low density steel with good stamping capability |
| 03/27/2012 | CA2399552C Iron base high temperature alloy |
| 03/22/2012 | WO2012035900A1 Iron steel member having nitrogen compound layer, and process for production thereof |
| 03/22/2012 | WO2012035884A1 Bearing steel |
| 03/22/2012 | WO2012035240A1 Martensitic stainless steel machineability optimization |
| 03/22/2012 | US20120067470 Cooling method and cooling device of hot-rolled steel strip |
| 03/22/2012 | CA2810781A1 Martensitic stainless steel machineability optimization |
| 03/21/2012 | EP2431492A2 High manganese nitrogen-containing steel sheet having high strength and high ductility, and method for manufacturing same |
| 03/21/2012 | EP1867737B1 Method for producing martensitic stainless steel |
| 03/21/2012 | CN102383053A New heat treatment enhancing process of heat resistant steel |
| 03/20/2012 | US8137485 Process and device for producing strips of silicon steel or multiphase steel |
| 03/15/2012 | US20120060981 Processing Routes for Titanium and Titanium Alloys |
| 03/15/2012 | US20120060980 Martensitic wire with thin polymer coating |
| 03/14/2012 | EP2428589A2 Method for producing a laying mould for producing components |
| 03/14/2012 | CN101932736B Process for manufacturing martensite stainless steel pipe |
| 03/14/2012 | CN101013518B Magneto-acoustic marker for electronic article surveillance having reduced size and high signal amplitude |
| 03/08/2012 | WO2012029212A1 Bearing steel and ingot material for bearing having high rolling fatigue life characteristics and method for manufacturing same |
| 03/08/2012 | US20120055592 Method of Metal Processing Using Cryogenic Cooling |
| 03/07/2012 | CN101705386B Copper-nickel-manganese-iron alloy and preparation method thereof |
| 03/01/2012 | US20120048431 Rare-earth permanent magnet and production process for the same |
| 02/23/2012 | US20120042994 Manufacturing method of high-strength and high-toughness thin steel and heat treatment apparatus |
| 02/22/2012 | CN102362001A High-strength and high-ductility steel for spring, method for producing same, and spring |
| 02/22/2012 | CN102361716A 复合磁性材料 Composite magnetic |
| 02/22/2012 | CN102359495A Preparation method for inner and outer ring of bearing |
| 02/21/2012 | US8118954 Time-delayed contact of tool with parts of component receptacles allows purposeful production at this location a bainitic, perlitic, ferritic or mixed structure optimally satisfying design demands; bodywork components exposed to varying loads |
| 02/16/2012 | WO2012021090A1 Method for thermal processing of articles consisting of alloys on the basis of iron (variants) |
| 02/16/2012 | US20120037282 High strength galvanized steel sheet with excellent workability and method for manufacturing the same |
| 02/16/2012 | US20120037281 High strength galvanized steel sheet and method for manufacturing the same |
| 02/15/2012 | CN102356172A Rare earth permanent magnet and method for producing same |
| 02/15/2012 | CN102352479A Method of heat treatment for steel, method of producing mechanical component, and mechanical component |
| 02/15/2012 | CN102352464A Cutter and manufacture method thereof |
| 02/09/2012 | US20120032764 Alloy for sintered r-t-b-m magnet and method for producing same |
| 02/09/2012 | US20120031534 METHOD FOR PRODUCING HIGH-STRENGTH Cr-Ni ALLOY SEAMLESS PIPE |
| 02/08/2012 | CN102345072A High-strength cast steel for coal cutter rocking arm and heat treatment process thereof |
| 02/08/2012 | CN102345069A Large block micrometer-grain/nanometer-grain double-phase Fe-Al-Cr material and preparation method thereof |
| 02/08/2012 | CN101993983B 一种提高马氏体不锈钢铸件切削性能的退火方法 An annealing martensitic stainless steel castings improved machinability |
| 02/08/2012 | CN101410537B 双相不锈钢无缝管的制造方法 Duplex stainless steel seamless pipe manufacturing method |
| 02/07/2012 | US8110049 Alloy containing rare earth element, production method thereof, magnetostrictive device, and magnetic refrigerant material |
| 02/02/2012 | WO2012014541A1 Free-cutting stainless-steel cast product and process for producing same |
| 02/02/2012 | US20120024436 High-strength and high-ductility steel for spring, method for producing same, and spring |
| 02/01/2012 | EP2412840A1 High-strength and high-ductility steel for spring, method for producing same, and spring |
| 02/01/2012 | EP2412836A1 Maraging steel strip |
| 02/01/2012 | CN101914662B Hr3c奥氏体耐热钢获得纳米强化相的热处理方法 Hr3c austenitic heat-resistant steel heat treatment method to obtain nano-strengthening phase |
| 02/01/2012 | CN101815803B 二相不锈钢线材、钢线及螺栓及其制造方法 Two-phase stainless steel wire, steel wire and bolts and a method of manufacturing |
| 01/26/2012 | US20120018054 Stainless steel material having outstanding high-temperature strength, and a production method therefor |
| 01/26/2012 | US20120018051 Nitratable steel material composition for producing piston rings and cylindrical sleeves |
| 01/26/2012 | US20120018049 Process for the production of grain-oriented magnetic sheet starting from thin slab |
| 01/25/2012 | EP2410067A1 Rare earth permanent magnet and method for producing same |
| 01/19/2012 | WO2012008416A1 Treatment device |
| 01/19/2012 | US20120014626 Martensitic-steel casting material and process for producing martensitic cast steel product |
| 01/19/2012 | DE112009002354T5 Verdampfungsgut und Verfahren zu dessen Herstellung Evaporating material and process for its preparation |
| 01/18/2012 | EP2406404A1 Method for producing a hot rolled strip and hot rolled strip produced from ferritic steel |
| 01/18/2012 | EP1446509B1 Duplex stainless steels |
| 01/18/2012 | CN202116605U Pit type cryogenic treatment furnace |
| 01/18/2012 | CN202116604U Subzero treatment equipment with tempering function |
| 01/18/2012 | CN202116603U Novel online continuous solid solution thermal treatment device for welded pipes |
| 01/18/2012 | CN101899553B Heat treatment technology and device of wear-resistant alloy cast steel |
| 01/18/2012 | CN101899552B Heat treatment equipment of antifriction alloy cast steel |