| Patents for B21J 1 - Preparing metal stock (1,586) |
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| 03/23/2011 | CN101987342A Forging method of tube sheet of nuclear power equipment |
| 03/23/2011 | CN101987330A Manufacturing method of super-thick laminar tearing resisting steel plate |
| 03/17/2011 | CA2714856A1 Point forming processes |
| 03/16/2011 | EP1591556B1 METHOD FOR PRODUCTION OF Ta SPUTTERING TARGET |
| 03/16/2011 | CN101985199A Method for preparing shell of electronics |
| 02/23/2011 | CN101981221A Process for production of massive mixture of aluminum nitride and aluminum |
| 02/16/2011 | CN101537439B Preparation process of high-performance and high accuracy rods and bars of biological titanium alloy |
| 02/02/2011 | CN101216271B Manufacture method of cutlery body with multiple pattern change |
| 01/27/2011 | WO2011009629A1 Method and device for stretch-forging twisted parts |
| 01/26/2011 | CN101954436A Half-shaft pre-upsetting cooling system |
| 01/26/2011 | CN101653901B Swaging manufacturing method of light aluminum alloy rim |
| 01/26/2011 | CN101169984B Million-kilowatts-class nuclear power pressure container safe end manufacture process |
| 01/19/2011 | CN201711480U Molding bed for blank making for long shaft type forgings |
| 01/19/2011 | CN101947617A Double-chamber high-temperature forging and forming device of TiAl intermetallic compound forge piece and method thereof |
| 01/19/2011 | CN101549449B Processing technology for high-strength large hexagon head bolt used for steel structure |
| 01/13/2011 | WO2011005722A2 Application of electric induction energy for manufacture of irregularly shaped shafts with cylindrical components including non-unitarily forged crankshafts and camshafts |
| 01/12/2011 | CN101941039A High-strength aluminum alloy isothermal direction-change open die forging method and device |
| 01/06/2011 | WO2010127837A3 Device and method for heating workpieces which are to be hot-formed |
| 01/05/2011 | EP2268430A1 Method of producing a stepped shaft |
| 01/05/2011 | CN101934467A Machining process of high strength bolt for steel space frame bolted spherical joint |
| 01/05/2011 | CN101934466A Technology for processing high strength large hexagon-headed bolt used for steel structure |
| 01/05/2011 | CN101934336A Method and device for semi-solid precision rheo-casting of light alloys |
| 12/29/2010 | CN101927419A Flange processing process |
| 12/29/2010 | CN101480689B Near-isothermal forging method of two-phase titanium alloy disk-type forgeable piece |
| 12/29/2010 | CN101229572B Moulding technology of tongue rail heeling of heavy haul railway |
| 12/23/2010 | WO2010145551A1 Distribution extruding forming device and distribution extruding forming method |
| 12/22/2010 | EP2264204A1 Material for soft-nitrided crankshaft and process for producing the same |
| 12/22/2010 | CN101920299A Steel tube end part inductive heating device with temperature detection system |
| 12/16/2010 | WO2010144220A1 Forging die heating apparatuses and methods for use |
| 12/16/2010 | CA2762223A1 Forging die heating apparatuses and methods for use |
| 12/15/2010 | CN101912936A Cooling method of forging subjected to heat treatment |
| 12/15/2010 | CN101912935A Heating method for forging based on P20+Ni die steel |
| 12/15/2010 | CN101284298B Preparation method of aluminium alloy semi-solid state blank for large size forging |
| 12/15/2010 | CN101274349B Automatic heating mechanism |
| 12/15/2010 | CN101244507B Process for manufacturing TC4 titanium alloy thin wall overpressure resistant barrel |
| 12/08/2010 | EP2258497A1 Method for hot forming a workpiece and equipment for reducing the workpiece's heat emission |
| 12/08/2010 | CN201664745U Forging and stamping punch head of joint of oil drill rod tool with pressing ring |
| 12/08/2010 | CN1824426B Method for machining a metal slug, sleeve for implementing the method and sleeve and lid assembly for implementing the method |
| 12/08/2010 | CN101905277A Method for performing controlled cooling after micro-alloy steel forging |
| 12/08/2010 | CN101648254B Process for forging hydrogenated titanium alloy forging blade |
| 12/05/2010 | CA2706289A1 Method for producing a forging from a gamma titanium aluminum-based alloy |
| 12/01/2010 | EP2254713A2 Method for providing an armature housing |
| 11/18/2010 | DE102009019496A1 Vorrichtung und Verfahren zur Erwärmung warm umzuformender Werkstücke Apparatus and method for heating hot re-shaping workpieces |
| 11/17/2010 | CN101889097A A method to process interstitial-free (IF) steels by adapting multi-axial |
| 11/17/2010 | CN101549448B Processing technology for high-strength bolt used for steel net frame bolt ball node |
| 11/10/2010 | CN101088658B Tool body making process |
| 10/20/2010 | CN101862806A Technique for processing spherical connecting shafts for automobiles |
| 10/20/2010 | CN101862802A Preforging die for automobile rear lower control arm and forging method thereof |
| 10/14/2010 | DE102009016215A1 Component i.e. body part, manufacturing method for motor vehicle, involves preforming and/or pre-positioning semi-finished part before mechanical contact of semi-finished part with pressing element |
| 10/13/2010 | CN1685067B Copper-nickel-silicon two phase quench substrate |
| 10/13/2010 | CN101352748B Method for producing reinforced bar with anchoring section |
| 10/13/2010 | CN101311293B Large-scale mold module and method for manufacturing same |
| 10/07/2010 | DE102009016027A1 Verfahren zur Herstellung eines Bauteils, insbesondere eines Karosserieteiles, sowie Fertigungsstraße zur Durchführung des Verfahrens A method for producing a component, in particular a body part, and production line for carrying out the method |
| 10/06/2010 | CN101850399A Process method for forging brake cam of automobile |
| 09/29/2010 | CN101844291A Molding method and mould of large nuclear-power spherical sealing head product |
| 09/29/2010 | CN101844199A Production method of aluminium alloy lock panel connecting column |
| 09/22/2010 | CN101579800B Warm/cold forging process for precision forgings with integrated long shafts and inner ball cages |
| 09/22/2010 | CN101492787B Medium-high-carbon microalloy non-hardened and tempered steel and controlled forging and cooling process |
| 09/15/2010 | CN101829749A Approximate isothermal forging method of BT25 two-phase titanium alloy disk forge piece |
| 09/08/2010 | CN101823116A Forging process for engine crankshaft of excavator |
| 09/01/2010 | CN101393806B Fabrication process for energy storage spring conductor rod |
| 09/01/2010 | CN101157172B Method of preparing medical high-precision titanium and titanium alloy rod bar |
| 08/26/2010 | WO2010095542A1 Method of manufacturing sprocket segment, and sprocket segment |
| 08/25/2010 | CN201558924U Tube blank for producing large-caliber alloy steel seamless steel tube on radial forging machine |
| 08/25/2010 | CN101811244A Annular bearing forging triple-package forging technology |
| 08/25/2010 | CN101456058B Forming method of highway, railway basin type bearing metal structure piece |
| 08/18/2010 | CN101210302B Middle and low carbon bainite high-strength high-ductility steel and manufacturing method thereof |
| 08/11/2010 | CN101205595B Tough ultra-strength stainless steel and method for manufacturing the same |
| 07/28/2010 | CN101786545A Metal bar material conveying device and application method thereof |
| 07/27/2010 | US7763132 Casting the zirconium alloy to produce an ingot; forging first to obtain the alloy in the alpha phase crystal structure; the second forging the crystal structure becomes a mixture of the alpha and beta phase; tubes for fuel assembly element, for a water-cooled nuclear reactor; fuel assembly element |
| 07/21/2010 | CN101780628A Processing process for compressing and riveting nuts |
| 07/14/2010 | CN101774107A Method for forging Venturi tubes |
| 07/14/2010 | CN101773972A Pre-forming technology of high-strength aluminum alloy stock |
| 07/14/2010 | CN101279346B Method for rolling and shaping nickel-based high-temperature alloy special-shaped ring forging |
| 07/08/2010 | US20100173716 Formed product and method for production thereof |
| 07/07/2010 | CN101767266A Manufacturing method of magnesium nut and magnesium nut component thereof |
| 07/07/2010 | CN101767179A Method for forging screw and nut |
| 07/07/2010 | CN101767169A Manufacturing method of magnesium screw and magnesium screw component thereof |
| 07/01/2010 | WO2010073878A1 Forging method, molding device for forgings, and tripod uniform motion universal joint |
| 06/30/2010 | CN101760697A Wind tower flange ring forging part for wind power equipment and manufacture method thereof |
| 06/30/2010 | CN101760682A Aluminum alloy semi-ring for fairing of launch vehicle and preparation method thereof |
| 06/30/2010 | CN101758368A Composite forging inner/outer same set process of small-medium size British system conical bearing sleeved column |
| 06/30/2010 | CN101758159A Near isothermal forging method for whole titanium alloy disc shaft forgeable piece |
| 06/23/2010 | CN101748344A Railway track welded steel and manufacturing technology thereof |
| 06/23/2010 | CN101745593A Forging process and tool of dynamometer annulus |
| 06/22/2010 | US7740717 Tantalum sputtering target and method for preparation thereof |
| 06/17/2010 | WO2010067465A1 Forged billet and wheel |
| 06/16/2010 | CN101743076A thermal forming of refractory alloy surgical needles |
| 06/16/2010 | CN101736658A High-nitrogen austenitic steel high-speed railway crossing and manufacturing method thereof |
| 06/16/2010 | CN101733356A Manufacture method of Al-Mg-Si cast aluminum alloy forging products |
| 06/16/2010 | CN101733349A Machine tool special for forging cross socket wrench |
| 06/16/2010 | CN101733348A Isothermal forging method for titanium alloy blade |
| 06/16/2010 | CN101733347A Process for forging pressing jaw of ingot body of steel ingot |
| 06/09/2010 | CN101724781A Niobium-contained constant expansion alloy and manufacture method thereof |
| 06/09/2010 | CN101722406A Method for manufacturing pin shaft through forging |
| 06/09/2010 | CN101722208A Method for preparing TZM molybdenum alloy sheet for transmitting tube grid |
| 06/02/2010 | CN101716645A Method for controlling isothermal precision formed forging flow line of complicated disk cake forging |
| 06/02/2010 | CN101239434B Method for processing cutter blank of kitchen knife |
| 06/02/2010 | CN101168228B Method for manufacturing high-strength abrasion-proof insert die |
| 05/26/2010 | CN201482890U Temperature control device of moving blanks in intermediate frequency diathermic furnace |