| Patents for B21J 1 - Preparing metal stock (1,586) |
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| 07/24/2013 | CN103212659A Forging forming process for iron ornamental part product |
| 07/17/2013 | EP2615396A1 Assembly and method for pre-heating circuit boards for thermoforming |
| 07/17/2013 | CN103210108A Steel component for mechanical structural use and manufacturing method for same |
| 07/10/2013 | CN103201401A Steel component for mechanical structural use and manufacturing method for same |
| 07/10/2013 | CN103201400A Steel component for mechanical structural use and manufacturing method for same |
| 06/26/2013 | CN103180472A Magnesium-alloy member, compressor for use in air conditioner, and method for manufacturing magnesium-alloy member |
| 06/26/2013 | CN103173691A Ship elevator safety mechanism locking block and manufacturing process thereof |
| 06/19/2013 | CN102019534B Manufacturing method of valve part |
| 06/12/2013 | EP2601010A1 Production of blades of a turbomachine from cold-formed base material |
| 06/05/2013 | CN103128210A Double-clamp one time forging forming technology for high speed railway electrical insulator |
| 06/05/2013 | CN103128208A Novel forming process of spline sleeve |
| 06/05/2013 | CN102418042B Novel manufacturing process of phi 300 mm-phi 700 mm high-carbon high-chromium cold-working die steel forged round steel |
| 06/05/2013 | CN102397976B Titanium alloy fastening piece cold heading forming process |
| 06/05/2013 | CN102357624B Valve pre-forging constant temperature heating furnace |
| 06/05/2013 | CN102240772B Forming method of single elbow crankshaft forgings |
| 05/30/2013 | US20130137532 Co-forged golf club head and method of manufacture |
| 05/29/2013 | CN103121075A Hot forging method for transmission shaft yoke with horizontal yoke part |
| 05/23/2013 | US20130125604 Forging die heating apparatuses and methods for use |
| 05/16/2013 | WO2013070133A1 Steel ring blank or segment blank and method for manufacturing |
| 05/15/2013 | CN102240762B Forging and forming process of complex circular forged piece in specific metal flow line |
| 05/08/2013 | CN103084522A Forging technology for work pieces |
| 05/08/2013 | CN102172755B Connecting rod manufacturing method capable of improving surface quality of connecting rod of medium-speed/high-speed diesel engine |
| 05/02/2013 | WO2013061542A1 Hot slab shape control equipment and shape control method |
| 05/01/2013 | CN202910238U Claw-pole forging system for automobile engine |
| 05/01/2013 | CN103071752A Forging process of crank blank |
| 05/01/2013 | CN103071747A Fan-shaped forged piece and precision forging process for same |
| 05/01/2013 | CN103071745A Machining method for automotive rocker arm |
| 05/01/2013 | CN103071743A Preparation method for TC11 titanium alloy small-bore thick-walled cylindrical part |
| 04/25/2013 | DE102012021097A1 Method for inductive heating of workpiece, involves locating supporting element opposite to force introduction element in direction of abutment element |
| 04/24/2013 | CN202894139U Device for drawing high-performance bolt |
| 04/24/2013 | CN103056624A Method for producing high-quality forged material by using large-scale vertical type continuous casting round billet, product and application thereof |
| 04/24/2013 | CN102172750B Magnesium alloy construction member step temperature forming method |
| 04/17/2013 | EP2581466A1 Method for producing a moulded part |
| 04/11/2013 | WO2013050935A1 A process for making forged and machined components |
| 04/10/2013 | CN202861292U Two-end induction heating machine tool for automobile stabilizer bar |
| 04/10/2013 | CN202861291U T-shaped blank forging processing device |
| 03/27/2013 | CN102989958A Precise die-forging and forming technology of large bulkhead forged piece |
| 03/27/2013 | CN102989950A Forging process of automotive besides-star wheel |
| 03/27/2013 | CN102989941A Machining method of MAC (Measurement and Control) lever |
| 03/27/2013 | CN102989939A Design method of integral automobile steering knuckle vertical forging blank |
| 03/20/2013 | CN102974728A Method for carrying out calendaring molding on GH202 high-temperature alloy sheet |
| 03/20/2013 | CN102319984B Method for manufacturing aluminum sheet circle blank for cold extrusion by aluminum rod |
| 03/20/2013 | CN102172756B Thermoforming method for TC11 alloy convergent section |
| 03/13/2013 | CN102284838B Heavy truck sleeve fork forge piece manufacturing process |
| 03/13/2013 | CN101987344B Method for forging nuclear power equipment pressure vessel large end sealing plate blank |
| 03/13/2013 | CN101889097B A method to process interstitial-free (IF) steels by adapting multi-axial |
| 03/06/2013 | CN102952966A Bismuth brass alloy material and preparation process and hot stamping process thereof |
| 03/06/2013 | CN102489639B Fine-grain roll-forming method for large annular piece made of high alloy steel |
| 02/27/2013 | EP2561937A2 Method and apparatus for manufacturing rings and rings thus manufactured |
| 02/27/2013 | CN202752516U Electric heating device |
| 02/21/2013 | US20130042662 Die apparatus for forging steering racks |
| 02/20/2013 | CN202741651U Steel charging/discharging optimal control and energy-saving system for heating furnace |
| 02/13/2013 | CN202725913U Automatic heat-punching machine |
| 02/13/2013 | CN102352474B Forging and heat treatment method of 2A50 aluminium alloy die forging |
| 02/07/2013 | WO2013018893A1 Untempered steel for hot casting, hot-casted untempered article and method for producing same |
| 02/06/2013 | CN102912270A Hot-working process capable of improving cogging for titanium alloy cast ingot |
| 01/16/2013 | CN102873241A GH4145 alloy ribbon manufacturing method |
| 01/16/2013 | CN102873238A Heat insulation structure of large-size forging press for aluminum-alloy hubs |
| 01/16/2013 | CN102873237A T-shaped forge piece blank-manufacturing processing technology and device thereof |
| 01/10/2013 | WO2013006162A1 Heat stake joining |
| 01/09/2013 | EP2543453A1 Titanium alloy bolt manufacturing facility and method for manufacturing titanium alloy bolt using same |
| 01/09/2013 | CN102861845A Combined forging method of ZM2 high strength magnesium alloy |
| 01/03/2013 | WO2012151385A3 Forging of an annular article with electric induction heating |
| 01/02/2013 | CN102363194B Method for determining weight of round-section multi-stage sidestep axle freely forged blank auxiliary material |
| 12/27/2012 | US20120324976 Method of forging aluminum/aluminum alloys |
| 12/26/2012 | CN102836946A Roll forging forming process for last stage of moving blade of 600MW unit steam turbine |
| 12/26/2012 | CN102836939A Forging method of aluminum or aluminum alloy |
| 12/26/2012 | CN102836938A Forging drawing method of high-strength plastic depositing alloy steel |
| 12/26/2012 | CN101981221B Process for production of massive mixture of aluminum nitride and aluminum |
| 12/19/2012 | CN202606760U Forge piece waste heat utilizing device |
| 12/19/2012 | CN102825191A Forging method of balance shaft of engine |
| 12/19/2012 | CN102825189A Preparation method of GH4169 alloy pipe |
| 12/19/2012 | CN102825188A Combined forging method for ZM1 high-strength magnesium alloy |
| 12/12/2012 | CN202595205U High-temperature quick normalizing device of external spherical cage |
| 12/12/2012 | CN102814443A Limit forging method of rectangular blank |
| 12/12/2012 | CN102814439A Hot-forging molding process of large-sized stainless steel nut |
| 12/12/2012 | CN102814438A Forging process for improving metallographic tissue of gear piece billet |
| 12/05/2012 | CN202571117U Steel tie rod end forming equipment |
| 12/05/2012 | CN102806289A Method of manufacturing non-quenched and tempered steel product |
| 12/05/2012 | CN102019337B Rolling method for shaping integral top cover |
| 12/05/2012 | CN101987343B Forging method of conical cylinder body of nuclear power equipment |
| 12/05/2012 | CN101987342B Forging method of tube sheet of nuclear power equipment |
| 11/29/2012 | WO2012161323A1 Steel component for mechanical structural use and manufacturing method for same |
| 11/29/2012 | WO2012161322A1 Steel component for mechanical structural use and manufacturing method for same |
| 11/29/2012 | WO2012161321A1 Steel component for mechanical structural use and manufacturing method for same |
| 11/29/2012 | US20120298648 Crimping method and crimping system |
| 11/28/2012 | CN102802832A Stainless steel wire for warm forging, method for producing same and metal forming method |
| 11/21/2012 | CN202539462U Non-circular cross-section molybdenum acceleration electrode molding machine |
| 11/21/2012 | CN102784863A High-alloy steel forging and heating method |
| 11/15/2012 | WO2012127100A3 Spd process and apparatus |
| 11/08/2012 | WO2012151385A2 Forging of an annular article with electric induction heating |
| 11/07/2012 | CN102764839A Titanium alloy forging process |
| 11/07/2012 | CN102764835A Process for forging balance shaft for engine |
| 11/01/2012 | US20120277007 Magnesium-based alloy screw and producing method thereof |
| 10/31/2012 | CN202506789U Claw pole forging system for automotive generator |
| 10/31/2012 | CN102756069A Diathermanous furnace |
| 10/30/2012 | US8299399 Device for connecting metal sheet at the edges |
| 10/26/2012 | WO2012143668A1 Methods for the production of clad steel products |
| 10/26/2012 | CA2832415A1 Methods for the production of clad steel products |
| 10/17/2012 | CN102728755A Method for manufacturing rack steel |