| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 03/29/2012 | WO2012038479A1 Continuous furnace for an in particular metallic strip |
| 03/29/2012 | WO2012038420A1 Holder for a symmetrical part having two side arms |
| 03/29/2012 | WO2012037905A1 Method and device for conducting the flow in industrial furnaces for the thermal treatment of metal materials/workpieces |
| 03/29/2012 | US20120074733 Method for Producing a Metal Component From A Hot-Stamped Raw Material |
| 03/29/2012 | CA2824794A1 Holder for a symmetrical part having two side arms |
| 03/29/2012 | CA2812412A1 Electric induction heat treatment of continuous longitudinally-oriented workpieces |
| 03/29/2012 | CA2812407A1 Transverse flux electric induction heat treatment of a discrete workpiece in a gap of a magentic circuit |
| 03/28/2012 | EP2434030A1 Stainless steel for oil well, stainless steel pipe for oil well, and process for production of stainless steel for oil well |
| 03/28/2012 | EP2434029A1 Ultra-thin steel sheet and process for production thereof |
| 03/28/2012 | EP2434026A1 Continuous annealing furnace |
| 03/28/2012 | EP2433721A1 Vehicle body reinforcing member |
| 03/28/2012 | CN202176716U 一种具有纤维幕帘的出口密封装置 A sealing device having a fiber outlet curtain |
| 03/28/2012 | CN202175701U 一种新型渗碳钢轴承套圈淬火模具 A new hardened steel bearing rings hardened mold |
| 03/28/2012 | CN202175699U 3兆瓦风电主轴轴承淬火油槽 3 MW wind power spindle bearings quench tank |
| 03/28/2012 | CN202175698U 轴承套圈组合淬火装置 Bearing rings hardening apparatus combination |
| 03/28/2012 | CN202175697U 一种带钢板换热器预热装置 A tape plate heat exchanger preheating device |
| 03/28/2012 | CN1974038B Speed control method of continuous processing apparatus |
| 03/28/2012 | CN1827795B Ferrous seal sliding parts and producing method thereof |
| 03/28/2012 | CN102395695A Cold-rolled steel sheet having excellent slow-aging property and high curability in baking, and method for producing same |
| 03/28/2012 | CN102395691A Surface treatment apparatus and method using plasma |
| 03/28/2012 | CN102392260A Carburizing direct quenching process for large-scale wind power gear/gear shaft |
| 03/28/2012 | CN102392192A Steel plate with thickness of 80mm and low compression ratio for ocean engineering and manufacturing method thereof |
| 03/28/2012 | CN102392122A Steel temperature-based rolling-delay furnace temperature optimization system |
| 03/28/2012 | CN102392121A Tilter |
| 03/28/2012 | CN102392120A Fault detection device for steel billet clamping of induction heating furnace |
| 03/28/2012 | CN102392119A Online comprehensive control method for hot-galvanized continuous annealing furnace |
| 03/28/2012 | CN102392118A Heating device of circumferential seams of header |
| 03/28/2012 | CN102392117A Method for solving chemical milling deformation of domestic un-prestretched sheets |
| 03/28/2012 | CN102392116A Loading method of thin-wall annular part |
| 03/28/2012 | CN102392115A Thermal treatment method for high-grade steel casing pipe with reasonable deep processing properties |
| 03/28/2012 | CN102392112A Protective plate-free steel band water-cooling quenching device |
| 03/28/2012 | CN102392109A Heating unit for bottom surface and conical surface of engine valve cap part and application method |
| 03/28/2012 | CN102392108A Magnetic annealing furnace for magnetic conductive iron core |
| 03/28/2012 | CN102389960A Casting and heat treatment production method of mechanical concrete pump pipe |
| 03/28/2012 | CN101906522B Circular seam local heat-treatment heater for nuclear steam generator |
| 03/28/2012 | CN101824516B Supersonic frequency quenching process for roller path of hub bearing assembly |
| 03/28/2012 | CN101743331B Method, device and system for the heat treatment of a running metal strip |
| 03/28/2012 | CN101469361B Heat-treating facility for metal pipes |
| 03/27/2012 | US8142712 Heating furnace for press hardening process |
| 03/27/2012 | US8142577 High strength wire rod excellent in drawability and method of producing same |
| 03/27/2012 | US8141230 Press-hardened component and process for producing a press-hardened component |
| 03/27/2012 | CA2652329C Device for hardening of rails |
| 03/22/2012 | WO2012036312A1 High-strength hot-rolled steel sheet having superior fatigue resistance properties and method for producing same |
| 03/22/2012 | WO2012036309A1 High-strength hot-rolled steel sheet having excellent bending workability and method for producing same |
| 03/22/2012 | WO2012036308A1 High-strength hot-rolled steel sheet having superior punchability and method for producing same |
| 03/22/2012 | WO2012036307A1 High-strength hot rolled steel sheet having excellent toughness and method for producing same |
| 03/22/2012 | WO2012036269A1 High-strength steel sheet with excellent ductility and stretch flangeability, high-strength galvanized steel sheet, and method for producing both |
| 03/22/2012 | WO2012036067A1 Rolling bearing |
| 03/22/2012 | US20120067101 Forging tool |
| 03/22/2012 | CA2811189A1 High-strength steel sheet and high-strength zinc-coated steel sheet which have excellent ductility and stretch-flangeability and manufacturing method thereof |
| 03/21/2012 | EP2431492A2 High manganese nitrogen-containing steel sheet having high strength and high ductility, and method for manufacturing same |
| 03/21/2012 | EP2431491A1 High-strength hot-rolled steel sheet and process for manufacture thereof |
| 03/21/2012 | EP2431490A1 Cold-rolled steel sheet with excellent formability, shape retentivity, and surface appearance and process for producing same |
| 03/21/2012 | EP2431486A1 Continuous annealing furnace |
| 03/21/2012 | EP2431485A1 Method of and device for removing scale deposits from a steel slab heat treatment construction |
| 03/21/2012 | EP2431097A1 Orifice plate and method for producing the same |
| 03/21/2012 | EP2430200A1 Coating method |
| 03/21/2012 | EP2430198A1 Method of strengthening a mechanical part made of a ferrous alloy |
| 03/21/2012 | EP2429752A1 Method for assembling parts made of an aluminum alloy by welding, comprising cold deformation followed by the post-welding tempering of the entire welded area |
| 03/21/2012 | EP2429722A1 Martensitic wire with thin polymer coating |
| 03/21/2012 | EP1867737B1 Method for producing martensitic stainless steel |
| 03/21/2012 | EP1658387B1 Process of production and production system of high strength galvannealed steel sheet |
| 03/21/2012 | EP1616971B1 High strength cold rolled steel sheet and method for production thereof |
| 03/21/2012 | CN202170353U 连续退火复绕机 Continuous annealing rewinder |
| 03/21/2012 | CN202170351U 风力发电机主轴竖立回转淬火装置 The erection of wind turbines turning hardened spindle apparatus |
| 03/21/2012 | CN202170350U 齿轮激光相变处理用定位装置 Laser treatment phase change gear positioning device |
| 03/21/2012 | CN1831303B Rolling bearing |
| 03/21/2012 | CN102388156A Steel sheet for high-strength container and manufacturing method thereof |
| 03/21/2012 | CN102383135A Thermal-treatment manufacture process for clutch plate |
| 03/21/2012 | CN102383073A On-line solid solution furnace |
| 03/21/2012 | CN102383059A Hot rolled transformation induced plasticity (TRIP) steel and preparation method thereof |
| 03/21/2012 | CN102382973A Heating mantle for hood type annealing furnace |
| 03/21/2012 | CN102382972A Single-tubular gas protection fiber thermal treatment device |
| 03/21/2012 | CN102382971A Metal ring transporting rack and metal ring loading method |
| 03/21/2012 | CN102382970A Heat treatment apparatus, annular member and heat treatment method |
| 03/21/2012 | CN102382969A Steel pipe quenching furnace and tempering furnace heat energy combined utilization system |
| 03/21/2012 | CN102382968A Method for improving performances of special spring through vacuum heat post-treatment |
| 03/21/2012 | CN102382967A Waste heat annealing process for automobile generator claw pole |
| 03/21/2012 | CN102382966A Accelerating cooling technology after medium plate tempering |
| 03/21/2012 | CN102382965A Valve stem end quenching device |
| 03/21/2012 | CN102382964A Annealing furnace top superimposed-type fiber blanket paving method |
| 03/21/2012 | CN102382962A Quick spheroidizing annealing technology for GCr15 bearing steel pipe |
| 03/21/2012 | CN102382957A Bevel gear quenching die |
| 03/21/2012 | CN102382954A On-line continuous quenching device for skew-rolled ball-milled steel balls |
| 03/21/2012 | CN102382953A Rotary lifting-type gear sleeve automatic high frequency quenching device |
| 03/21/2012 | CN102382951A Induction quenching machining method for drive shaft for pump |
| 03/21/2012 | CN102382950A Conductive wheel electric heating device for cold-rolled ribbed steel bar production line |
| 03/21/2012 | CN102382949A Isothermal spheroidizing method for 5Cr5MoSiV1 steel for shield cutter |
| 03/21/2012 | CN101812584B Method for blowing hydrogen in cover annealing |
| 03/21/2012 | CN101812583B Metal wire induction heating and annealing device |
| 03/21/2012 | CN101578385B Ferritic stainless steel sheet for water heater excellent in corrosion resistance at welded part and steel sheet toughness |
| 03/20/2012 | US8137819 Multilayer steel and method for producing multilayer steel |
| 03/20/2012 | CA2670142C Method and apparatus for the heat treatment of welds |
| 03/20/2012 | CA2456495C An ultra high strength steel composition, the process of production of an ultra high strength steel product and the product obtained |
| 03/15/2012 | WO2012033210A1 High-strength cold-rolled steel sheet having excellent stretch flange properties, and process for production thereof |
| 03/15/2012 | WO2012032637A1 Process for producing carburized part |
| 03/15/2012 | DE102009011037B4 Verfahren und Vorrichtung zum Schweißen von Drähten Method and apparatus for welding wires |
| 03/14/2012 | EP2428589A2 Method for producing a laying mould for producing components |
| 03/14/2012 | EP2427282A2 Device and method for heating workpieces which are to be hot-formed |
| 03/14/2012 | EP1721044B1 Welding unit for welding two rails of a track and corresponding method |