| Patents for B21J 1 - Preparing metal stock (1,586) |
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| 05/19/2010 | CN101708527A Forging technology of particle-reinforced aluminum-based composite material |
| 05/19/2010 | CN101333624B Anti-H2S stress corrosion high pressure resistant forgings and method for manufacturing same |
| 05/19/2010 | CN101332484B Die forging method of high-temperature alloy |
| 05/19/2010 | CN101294258B Low-chromium high purity ferritic stainless steel and method for manufacturing same |
| 05/19/2010 | CN101223292B Process for producing bearing device for wheel |
| 05/19/2010 | CN101204775B Cold covering manufacturing method of double metal material with thickness more than 2.5mm |
| 05/19/2010 | CN101003192B Laminated composite diffusive intensified platinum and platinum alloy |
| 05/18/2010 | US7716806 Tantalum sputtering target and method for preparation thereof |
| 05/12/2010 | EP2106309B1 Method for the production of a forged part, forged part, and forging die |
| 05/12/2010 | CN101705437A Heat-resistant stainless steel with high-lasting strength and manufacturing method thereof |
| 05/12/2010 | CN101704035A Processing method of high-strength titanium alloy thin-walled tube stock |
| 05/06/2010 | WO2010049949A1 A method to process interstitial-free (if) steels by adapting multi-axial |
| 05/06/2010 | WO2010048951A1 Method and apparatus for controlling the temperature of a steel sheet element |
| 05/06/2010 | WO2010048950A1 Method and apparatus for the thermal treatment of a coated steel sheet element |
| 05/05/2010 | EP2182082A1 Method and device for tempering a steel sheet body |
| 05/05/2010 | EP2182081A1 Method and device for thermal treatment of a coated steel sheet body |
| 04/21/2010 | CN101695806A Process for manufacturing backward gear of automobile gearbox |
| 04/21/2010 | CN101695739A Forging process of large tee and large skew tee |
| 04/21/2010 | CN101695736A Method for making titanium alloy diaphragm plate forged piece |
| 04/21/2010 | CN101314202B Method for producing wind-electricity principal axis by gathering stock full fibre upset forging |
| 04/20/2010 | US7699948 Preparing an ingot or billet by melting and casting followed by cold forging, rolling, annealing (heat treatment), finishshing; novelty is recrystallization annealing (heat treatment) at a temperature of 1373K-1673K; crystal grain diameter made fine, unform; stable properties; wrinkle resistance |
| 04/15/2010 | WO2010040329A1 Method and apparatus for recovering energy during the machining or treatment of workpieces |
| 04/15/2010 | DE102008050927A1 Energetisch optimiertes Verfahren, bei dem Werkstücke erhitzt werden, sowie Werkstückförderer und Wärmeübertragungseinheit Energy-optimized method, are heated at the workpieces and workpiece conveyor and heat transfer unit |
| 04/14/2010 | CN101693980A Flat steel and manufacture method thereof |
| 04/07/2010 | CN101690965A Hot extrusion forming process of half-shaft casings and special device |
| 03/30/2010 | CA2563114C Cryofluid assisted forming method |
| 03/24/2010 | CN101678438A Method for providing an armature housing |
| 03/17/2010 | CN101674901A Method for shaping a blank, and cooling device for a blank |
| 03/17/2010 | CN101670417A Steering knuckle forging molding process of heavy truck |
| 02/25/2010 | WO2010020212A1 Method for mould annealing with intermediate cooling |
| 02/25/2010 | US20100043518 Methods for Manufacturing Combination Wrenches Without Generating Carbon Scale |
| 02/17/2010 | CN101648251A Temperature control device and temperature control method of movable blank inside intermediate-frequency diathermanous furnace |
| 02/10/2010 | EP2150364A1 Thermal forming of refractory alloy surgical needles |
| 02/04/2010 | US20100024512 High strenght workpiece material and method and apparatus for producing the same |
| 01/27/2010 | CN100584482C Method for rolling and shaping titanium alloy special-shaped ring forging |
| 01/07/2010 | DE112008000587T5 Schmiedestücke aus einer Aluminiumlegierung und Verfahren zu deren Herstellung Forging of an aluminum alloy and process for their preparation |
| 01/06/2010 | CN100577322C Aluminum alloy special-shaped member equivalent temperature precision forging technique method |
| 12/30/2009 | CN101612638A Horizontal type device for reheating semi-solid metal blank material |
| 12/30/2009 | CN100574925C Rolling and shaping method of titanium alloy taper ring forged piece |
| 12/23/2009 | CN100571925C Method for reducing generation of oxide scale film while forging processing metal bland under heat temperature |
| 12/16/2009 | CN100569412C Method for rolling and shaping aluminum alloy conical ring |
| 12/09/2009 | CN100567548C Method for manufacturing high-vanadium, high-cobalt high speed steel |
| 12/09/2009 | CN100566921C Method for preparing high-density molybdenum tube |
| 12/03/2009 | WO2009145168A1 Manufacturing method for machine parts having superior rolling-contact fatigue life |
| 11/18/2009 | EP2117743A1 Method for shaping a blank, and cooling device for a blank |
| 11/18/2009 | CN101579805A Hot die-pressing production technique of shackle and die thereof |
| 11/18/2009 | CN101579800A Warm/cold forging process for precision forgings with integrated long shafts and inner ball cages |
| 11/11/2009 | CN100558483C Metal molding method and machine, and metal molded body |
| 10/28/2009 | EP1690953B1 Heat-resistant and highly tough aluminum alloy and method for production thereof and engine parts |
| 10/21/2009 | EP2110448A2 Method and circulation oven for heating workpieces |
| 10/21/2009 | CN100552071C High density zinc base alloy balance block and methods for manufacturing same |
| 10/15/2009 | WO2009102925A3 Method for providing an armature housing |
| 10/14/2009 | CN201324809Y Oil pipe heating and rotating device |
| 10/14/2009 | CN100548567C Manufacturing method of ultra low temperature and high intensity fine grain simple steel flange |
| 10/08/2009 | WO2009122653A1 Material for soft-nitrided crankshaft and process for producing the same |
| 10/07/2009 | EP2106309A1 Method for the production of a forged part, forged part, and forging die |
| 10/07/2009 | CN101549449A Processing technology for high-strength large hexagon head bolt used for steel structure |
| 10/07/2009 | CN101549448A Processing technology for high-strength bolt used for steel net frame bolt ball node |
| 10/07/2009 | CN100547106C X80 steel made pipe fittings and manufacture technique thereof |
| 10/07/2009 | CN100546759C Rolling formation method for large and medium size solid plate-shape forge piece |
| 10/01/2009 | WO2009120397A1 Method of producing a stepped shaft |
| 10/01/2009 | WO2009119078A1 Process for production of massive mixture of aluminum nitride and aluminum |
| 09/30/2009 | CN101543948A Processing technology of Ti5Mo5V2Cr3Al alloy |
| 09/23/2009 | CN101537439A Preparation process of high-performance and high accuracy rods and bars of biological titanium alloy |
| 09/22/2009 | CA2452629C Process for manufacturing a forged steel part and the resulting part |
| 09/09/2009 | CN201304463Y Bar material thermal insulation device with automatic discharge |
| 09/09/2009 | CN101525715A Anticorrosion high-strength alloy and smelting method thereof, as well as product of alloy and processing method of same |
| 09/02/2009 | CN101518810A Lift type method for cooling large-size TC4 alloy fan blade and special framework |
| 09/02/2009 | CN101518804A Design method for warm forming die structure of automotive sheet and cooling device |
| 08/26/2009 | CN101513665A Process and die for stamping girdle-free conical spheres |
| 08/26/2009 | CN100531957C Method for forging cake series forgeable piece with different directions |
| 08/26/2009 | CN100531956C Mold for smithing aluminium alloy wheel hub of vehicle |
| 08/26/2009 | CN100531954C Method for using as-cast state magnesium alloy for superplastic forging formation |
| 08/20/2009 | WO2009102925A2 Method for providing an armature housing |
| 08/20/2009 | CA2703806A1 Method for providing an armature housing |
| 08/19/2009 | CN100529150C Method for preparing niobium sheet metal strip |
| 08/19/2009 | CN100528387C A hot rolled steel sheet manufacturing method |
| 08/12/2009 | CN100525942C Plate thickness pressing device and method |
| 07/30/2009 | WO2009093132A1 Method for heating metal parts by induction and device for implementing said method |
| 07/22/2009 | EP2080571A1 High-strength process material, method of producing the same and production apparatus therefor |
| 07/15/2009 | CN101480689A Near-isothermal forging method of two-phase titanium alloy disk-type forgeable piece |
| 07/01/2009 | EP1645651B1 Method for producing magnesium base alloy formed article |
| 07/01/2009 | CN201264064Y Device for preparing eutectic aluminum silicon alloy forging stock |
| 06/18/2009 | US20090152256 Method for manufacturing a stamped/heated part from a steel sheet plated with aluminum alloy |
| 06/17/2009 | CN101456055A Forging technique of iron chromium cobalt permanent magnetic alloy material |
| 06/10/2009 | CN100497692C Copper-nickel-silicon two phase quench substrate |
| 06/09/2009 | CA2566548C Method for manufacturing wrench handle with pressed indentation section |
| 05/27/2009 | CN201244648Y Once upsetting intensification apparatus for oil well pipe |
| 05/27/2009 | CN101440462A Economical long service life material for mechanical press forging die and manufacturing method thereof |
| 05/27/2009 | CN101439387A Spiral angle gear accurate hot-extrusion stamp forging technique and process |
| 05/27/2009 | CN100491558C High-performance yttrium-base heavy rare earth copper alloy die material and preparation method thereof |
| 05/21/2009 | US20090126447 Thermoforming press |
| 05/20/2009 | CN100489138C Balancing shaft and its forging method for engine |
| 05/13/2009 | CN201235389Y Steel ingot thermal insulating bucket for producing wind-powered primary shaft with gathering stock full-fibre upset forging |
| 05/13/2009 | CN100486760C Method for forging combined forged steel coupler yoke for railway vehicles |
| 05/13/2009 | CN100486754C Rolling forming process for large hollow disc forging |
| 05/06/2009 | CN100485079C Technique for processing titanium alloy sheet material |
| 04/22/2009 | CN101412066A Hammer forging technique of GH4169 alloy dish |
| 04/21/2009 | CA2396043C Improved method for making light alloy components |
| 04/16/2009 | DE102007048940A1 Method for manufacturing bush, involves forging bushing blank with end contour nearer outer and inner contour, where bushing blank is stretched for end contour specific formation of inner contour and finishes outer contour |