| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 08/13/2009 | WO2009099238A1 High-strength hot-rolled steel sheet and process for production thereof |
| 08/13/2009 | WO2009099237A1 High-strength hot-rolled steel sheet and process for production thereof |
| 08/13/2009 | WO2009099079A1 High-strength hot-dip galvanized steel sheet with excellent processability and process for producing the same |
| 08/13/2009 | WO2009099035A1 High-strength stainless steel material and process for production of the same |
| 08/13/2009 | WO2009099010A1 Ferrite-austenite stainless steel sheet excellent in ridging resistance and workability and process for manufacturing the same |
| 08/13/2009 | WO2009065113A3 Quenching methods and apparatus |
| 08/13/2009 | US20090202382 High manganese steel strips with excellent coatability and superior surface property, coated steel strips using steel strips and method for manufacturing the steel strips |
| 08/13/2009 | US20090199934 Treating al/zn-based alloy coated products |
| 08/13/2009 | US20090199930 Secondary-hardening gear steel |
| 08/13/2009 | CA2714117A1 High strength galvanized steel sheet with excellent formability and method for manufacturing the same |
| 08/13/2009 | CA2712514A1 High strength galvanized steel sheet with excellent formability and method for manufacturing the same |
| 08/12/2009 | EP2088218A1 High young's modulus steel plate and process for production thereof |
| 08/12/2009 | EP2088213A1 Method for press hardening of metals |
| 08/12/2009 | EP2088212A1 Gas heater |
| 08/12/2009 | EP2088211A1 Devices for performing a localized induction hardening treatment on mechanical components, specifically thrust blocks for large-sized rolling bearings |
| 08/12/2009 | EP2086755A1 Coated steel strips, methods of making the same, methods of using the same, stamping blanks prepared from the same, stamped products prepared from the same, and articles of manufacture which contain such a stamped product |
| 08/12/2009 | CN201288214Y Aluminum and aluminum alloy rod quenching cooling apparatus |
| 08/12/2009 | CN201288212Y Trolley type annealing furnace |
| 08/12/2009 | CN201288211Y Tempering furnace roller way of roller underlying form steel cylinder thermal treatment product line |
| 08/12/2009 | CN201288210Y Movable access door for roller underlying form steel cylinder thermal treatment product line |
| 08/12/2009 | CN201288209Y Full-automatic rolling quenching transfer mechanism for push bar furnace product line |
| 08/12/2009 | CN201288207Y Automatic cooling-down system of car-type heat treatment furnace |
| 08/12/2009 | CN101506392A Seamless precision steel tubes with improved isotropic toughness at low temperature for hydraulic cylinders and process for obtaining the same |
| 08/12/2009 | CN101506391A Method for the thermomechanical treatment of seamless rings produced on radial-axial ring rolling machines |
| 08/12/2009 | CN101505906A Multilayer steel and method for producing multilayer steel |
| 08/12/2009 | CN101504253A Vertically lifting discharging machine |
| 08/12/2009 | CN101504049A Suspension spring of high-speed locomotive steering frame and manufacturing method thereof |
| 08/12/2009 | CN101504037A Low-noise accurate miniature iron shot manufacturing process |
| 08/12/2009 | CN101503781A Pipe for crane boom and manufacturing method thereof |
| 08/12/2009 | CN101503757A Heat treatment technique for improving niobium-containing low-carbon steel weld metal structure and comprehensive property |
| 08/12/2009 | CN101503756A Method and apparatus for thermally treating metal rod |
| 08/12/2009 | CN101503753A Annealing technique for heating electric heating tube |
| 08/12/2009 | CN101503752A Linear translation relative transmission method for a pair of moving air chests and transmission mechanism |
| 08/12/2009 | CN101503751A Power-on water-bath steel wire quenching heat treatment method |
| 08/12/2009 | CN100526493C High young's modulus steel plate, zinc hot dip galvanized steel sheet using the same, alloyed zinc hot dip galvanized steel sheet, high young's modulus steel pipe, and method for production thereof |
| 08/12/2009 | CN100526492C High-strength magnetic steel sheet and worked part therefrom, and process for producing them |
| 08/12/2009 | CN100526485C Method and equipment for plasticity heat treatment to recover composite boards of explosive welding |
| 08/12/2009 | CN100526484C Middle-small modulus gear high-frequency hardening production line automatic control system and method |
| 08/12/2009 | CN100526483C Appartus for transporting metal working piece |
| 08/12/2009 | CN100525987C High strength aluminum alloy welding wire and its preparing method |
| 08/11/2009 | CA2348113C Friction stir grain refinement of structural members |
| 08/06/2009 | WO2009097426A2 Steel sheet heat treatment/stamp system and method |
| 08/06/2009 | WO2009096596A1 High-strength steel sheet and process for production thereof |
| 08/06/2009 | WO2009096595A1 High-strength steel sheet and process for production thereof |
| 08/06/2009 | WO2009096344A1 High-strength hot-dip galvanized steel sheet with excellent processability and process for producing the same |
| 08/06/2009 | WO2009096244A1 High-purity ferritic stainless steel excellent in corrosion resistance and workability and process for production of the same |
| 08/06/2009 | WO2009096115A1 High-strength hot-dip-galvanized steel sheet having excellent moldability, and method for production thereof |
| 08/06/2009 | WO2009096004A1 Deteriorated portion reproducing method and deteriorated portion reproducing device |
| 08/06/2009 | WO2009095530A1 Method for the sol-gel coating of a heat-treated object |
| 08/06/2009 | WO2009095264A1 Method of producing a hot-rolled twip-steel and a twip-steel product produced thereby |
| 08/06/2009 | WO2009094848A1 A profiled steel used for magnetic suspension train rail and rolling procedures thereof |
| 08/06/2009 | CA2714011A1 Steel sheet heat treatment/stamp system and method |
| 08/06/2009 | CA2713195A1 High strength steel sheet and method for manufacturing the same |
| 08/06/2009 | CA2713181A1 High strength steel sheet and method for manufacturing the same |
| 08/06/2009 | CA2712226A1 High strength galvanized steel sheet with excellent formability and method for manufacturing the same |
| 08/06/2009 | CA2712096A1 High strength galvanized steel sheet excellent in formability and method for manufacturing the same |
| 08/05/2009 | EP2085728A1 Rotating oven |
| 08/05/2009 | EP2085490A2 Device for tempering objects |
| 08/05/2009 | EP2085488A1 Vorrichtung zum Blasen von Gas auf eine Fläche von durchlaufendem Bandmaterial |
| 08/05/2009 | EP2085174A2 Method for manufacturing a welded connection on nickel alloyed steels |
| 08/05/2009 | EP2085160A1 Device for hardening rails |
| 08/05/2009 | EP2084302A1 Heat treatment of inlaid pressure vessels |
| 08/05/2009 | EP2084301A1 High pressure-rated ram blowout preventer and method of manufacture |
| 08/05/2009 | EP2084300A1 Heat treatment method of inlaid pressure vessels |
| 08/05/2009 | EP1817436A4 Method and apparatus for micro-treating iron-based alloy, and the material resulting therefrom |
| 08/05/2009 | EP1326725B1 Production of thin steel strip |
| 08/05/2009 | CN201285220Y Water-cooling furnace roller used for sheet billet continuous casting and continuous rolling roller hearth furnace |
| 08/05/2009 | CN201284365Y Roller type continuous solution and aging heat-treating facility |
| 08/05/2009 | CN201284362Y Hydraulic clamping apparatus |
| 08/05/2009 | CN201284361Y Inner hood for full-hydrogen hood-type annealing furnace |
| 08/05/2009 | CN201284360Y Quick cooling cover |
| 08/05/2009 | CN201284359Y Coal gas automatic butt joint for gas bell-type furnace |
| 08/05/2009 | CN201284358Y Ceramic fiber insulation heat preserving furnace brick lining |
| 08/05/2009 | CN201284357Y Stacking rack for cover-type annealing furnace |
| 08/05/2009 | CN201284356Y Non-oxidation roller heart type continuous annealing furnace for bar material |
| 08/05/2009 | CN201284355Y Hand adjusting strip steel deviation rectifying apparatus |
| 08/05/2009 | CN201284354Y Crankshaft sectional locating synchronous induction heating apparatus |
| 08/05/2009 | CN201284353Y Quenching launching mechanism for producing efficient precise steel pipe kiln |
| 08/05/2009 | CN201284352Y Roller hearth flue gas shielding gas atmosphere steel pipe heat processing furnace |
| 08/05/2009 | CN201283500Y 压延机 Rolling mill |
| 08/05/2009 | CN101501233A Steel for automobile undercarriage component excelling in fatigue performance and process for manufacturing automobile undercarriage component using the steel |
| 08/05/2009 | CN101501225A Coiling furnace |
| 08/05/2009 | CN101501224A Sealing apparatus and continuous annealing furnace |
| 08/05/2009 | CN101497960A High strength anti-collision pipe for automobile and method of manufacturing the same |
| 08/05/2009 | CN101497936A On-line and off-line combined quenching refrigerating device after steel rolling |
| 08/05/2009 | CN101497161A Technology for manufacturing opening disc of separator |
| 08/05/2009 | CN101497082A Method for preparing TiAl-based composite material sheet material |
| 08/05/2009 | CN100523258C Hot-dip galvanized steel sheet and alloyed hot-dip galvanized steel sheet |
| 08/05/2009 | CN100523256C Oil well seamless steel pipe excellent in resistance to sulfide stress cracking and method for production thereof |
| 08/05/2009 | CN100523231C Well type heat treatment device |
| 08/05/2009 | CN100523230C Method of increasing toughness of heat-affected part of steel product welded joint |
| 08/04/2009 | CA2742949A1 Device for hardening of rails |
| 08/04/2009 | CA2742939A1 Device for hardening of rails |
| 08/04/2009 | CA2742873A1 Device for hardening of rails |
| 08/04/2009 | CA2525062C Steel pipe for an airbag system and a method for its manufacture |
| 07/30/2009 | WO2009093728A1 Hollow member and method for manufacturing same |
| 07/30/2009 | WO2009093652A1 Ferrite-austenite stainless steel sheet for structural members excellent in workability and impact absorption characteristics and process for the production of the sheet |
| 07/30/2009 | WO2009093365A1 Device and method for heating material |
| 07/30/2009 | DE102008005259A1 Operating heat treatment system, comprises utilizing a part of the heat flow guided into a cooling part of the system by forced convection of a heat treatment product for preheating the treatment product by high convective heat transfer |
| 07/30/2009 | DE102004016975B4 Verfahren zur Wärmebehandlung von Metallen Process for the heat treatment of metals |