| Patents for B21D 31 - Other methods for working sheet metal, metal tubes, metal profiles (2,523) |
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| 07/17/2012 | US8220301 Tool for and method of forming at tapped hole in a single pass |
| 07/12/2012 | US20120174406 Method and production plant for making components for a motor vehicle |
| 07/11/2012 | CN202316757U Continuous-stamping production line of grids |
| 07/11/2012 | CN202316756U 有自动打孔辊轮的圆孔筛板打孔机 Automatic punching roller of the hole puncher sieve |
| 07/11/2012 | CN102574194A Method for the multi-core deburring of wires and associated device |
| 07/11/2012 | CN102554024A Armature emitter based high-speed impact forming method and device for realizing same |
| 07/11/2012 | CN102554023A Pipe local reducing method |
| 07/10/2012 | US8214992 Method for manufacturing golf club head |
| 07/05/2012 | WO2012091346A2 Method of manufacturing multi physical properties part |
| 07/05/2012 | US20120171506 Curved parts and method for manufacturing the same |
| 07/05/2012 | US20120168107 Surgical needle and method of manufacturing a surgical needle |
| 07/04/2012 | CN202290993U A tubular product bending and flattening forming mold |
| 07/04/2012 | CN102527831A Method and device for forming sheet metal by high velocity impact of bullets |
| 07/04/2012 | CN102527830A Electroplastic incremental forming device and method for plates |
| 07/04/2012 | CN102527829A Cutting machine of sealing strips with double-reinforcement steel belt in door strips |
| 07/04/2012 | CN102527828A Dynamic level and balance follow control method of super pipeline nozzle forming process |
| 07/03/2012 | CA2507399C Method for producing drawn coated metals and use of said metals in the form of a current differentiator for electrochemical components |
| 06/28/2012 | US20120164932 Beaded soffit panel and method for buildings |
| 06/27/2012 | EP2251113B1 Processing apparatus for anti-explosive material |
| 06/27/2012 | CN102513442A Method for forming irregular ring piece by utilizing high-temperature alloy rectangular ring rolled piece through thermal bulging |
| 06/27/2012 | CN102513441A Method for forming arc sickle-shaped flat pipe and harness for forming same |
| 06/27/2012 | CN102513440A Method and device for forming magnesium alloy formed parts with excellent high-temperature mechanical property |
| 06/26/2012 | US8205476 Shape correcting components |
| 06/21/2012 | US20120155037 Electronic apparatus and method of manufacturing holding member |
| 06/21/2012 | US20120153683 Vehicle roof structure |
| 06/21/2012 | US20120152304 Tabbing ribbon, photovoltaic solar panel, method for manufacturing a solar cell tabbing ribbon, machine for manufacturing a solar cell tabbing ribbon |
| 06/20/2012 | EP2464473A1 Method for the multi-core deburring of wires and associated device |
| 06/20/2012 | EP2464472A1 Method for separating wires or strips from wire strips or strip wires and device for carrying out said method |
| 06/20/2012 | CN102500687A Cold bulging method for stainless steel rectangular ring-rolled piece |
| 06/19/2012 | US8201428 Multipart punch for hydro piercing |
| 06/14/2012 | US20120145478 Blackout silencer |
| 06/14/2012 | US20120144892 Hemming apparatus for door belt part of vehicle |
| 06/14/2012 | US20120144792 Expanded metal and process of making the same |
| 06/13/2012 | CN102489598A Thermal bulging process for special-shaped bearing steel rolled ring workpieces |
| 06/13/2012 | CN102489597A Hot bulging method for rectangular bearing steel rolled ring |
| 06/13/2012 | CN102489596A Hot bulging method for forming rectangular titanium alloy rolled ring into special-shaped ring |
| 06/13/2012 | CN102489595A Thermal bulging process for rectangular titanium-alloy rolled ring workpieces |
| 06/13/2012 | CN102489594A Thermal bulging process for flash-welded stainless steel ring workpieces |
| 06/13/2012 | CN102489593A Hot bulge forming method for aluminum-alloy flash buttwelding ring components |
| 06/13/2012 | CN102489592A Single working step extruding method for machining full-bright region inner hole |
| 06/13/2012 | CN102489591A Method for thermally bulging aluminium alloy rectangular ring rolled piece |
| 06/13/2012 | CN102489590A Cold bulging method for rectangular aluminium alloy rolled ring |
| 06/13/2012 | CN101535095B Tubular filter and method for manufacturing the filter |
| 06/12/2012 | US8196445 Lead forming apparatus and method of fabricating semiconductor device |
| 06/07/2012 | WO2012074215A2 Novel device for notching and secondary battery produced by using same |
| 06/07/2012 | WO2012074213A2 Novel device for notching and secondary battery produced by using same |
| 06/07/2012 | WO2012039934A3 Apparatus and method for calculating registration error of a rotary die |
| 06/07/2012 | WO2012031577A3 Method for producing network-like metal mats, apparatus for carrying out the method, and metal mat produced by said method |
| 06/07/2012 | WO2012030835A3 Electrical-assisted double side incremental forming and processes thereof |
| 06/07/2012 | US20120137502 Press-hardened component and associated production method |
| 05/31/2012 | US20120131982 Grain oriented electrical steel sheet |
| 05/31/2012 | US20120131974 Arching metallic profiles in continous in-line process |
| 05/31/2012 | DE102011118491A1 Verfahren zur Herstellung von Bauteilen durch Warmumformung von Platinen A method for producing components by hot forging of blanks |
| 05/30/2012 | EP2458101A1 Method of making micro-holes on metal plate |
| 05/29/2012 | US8186036 Metal sheet, method for fixing said metal sheet by flow drilling and assembly comprising same |
| 05/24/2012 | US20120126491 Flat seal comprising sealing bead and embossing, and method for the production thereof |
| 05/24/2012 | US20120125071 Carbon molds for use in the fabrication of bulk metallic glass parts and molds |
| 05/23/2012 | CN202224504U Rolling punch press |
| 05/23/2012 | CN202224503U Punching and bending integrated machine |
| 05/23/2012 | CN102463291A 圆孔筛板打孔机的传动装置 Gearing round hole sieve drilling machine |
| 05/23/2012 | CN102463290A 有自动进料机构的圆孔筛板打孔机 Automatic feeding mechanism of the hole puncher sieve |
| 05/23/2012 | CN102463289A 靠自重打孔的圆孔筛板打孔辊轮结构 Drilling of the hole by gravity roller structure perforated sieve |
| 05/23/2012 | CN102463288A 圆孔筛板打孔机的打孔辊轮 Perforated roller round hole sieve drilling machine |
| 05/22/2012 | US8185232 Learning method of rolling load prediction for hot rolling |
| 05/22/2012 | US8182896 Method and apparatus for making optical tiles |
| 05/16/2012 | CN202219285U A metallic honeycomb tensile machine |
| 05/15/2012 | CA2449005C Method for the production of metal profiles |
| 05/10/2012 | US20120114091 Zirconium alloy material |
| 05/10/2012 | US20120112486 Vehicle body components with a metal hybrid construction and production methods thereof |
| 05/10/2012 | US20120112454 Pipe coupling with teethed inserts, method of securing teethed inserts, and method of coupling piping |
| 05/10/2012 | US20120111958 Lap Joint |
| 05/10/2012 | US20120111081 Method of manufacturing magnesium alloy processing materials with low cycle fatigue life improved by pre-straining |
| 05/09/2012 | CN102441604A Thermal bulging method for aluminum alloy special-shaped ring-rolled piece |
| 05/03/2012 | WO2012057353A1 Container |
| 05/03/2012 | WO2012000490A3 Method and device for incrementally shaping profiled pipes, in particular profiled pipes having cross-sections that vary over the longitudinal axis and profiled pipe of this type |
| 05/03/2012 | WO2011155798A3 Method of manufacturing a compound multiple curved surface molding plate |
| 05/03/2012 | US20120107636 Method for manufacturing a coated metal strip with an enhanced appearance |
| 05/03/2012 | US20120107632 Method for producing a component from an air-hardenable steel and component produced therewith |
| 05/03/2012 | US20120103050 Methods and apparatus for cutting profiles |
| 05/02/2012 | CN202207749U Partially flattening deformation die for rod-shaped structure |
| 05/02/2012 | CN101983793B Reinforcing-rib rolling device of metal screen of air cleaner and application method thereof |
| 04/26/2012 | US20120096915 System and method for near net shape forging |
| 04/25/2012 | CN202199671U 波纹管二次成型机 Bellows secondary molding machine |
| 04/19/2012 | US20120090374 Method for fabricating wings of bicycle pedals |
| 04/18/2012 | CN102416419A Vibrating creep forming method and device for metal member |
| 04/17/2012 | US8156780 Method and device for cutting high-tensile sheet metal, and press |
| 04/17/2012 | CA2534220C Crack-propagation preventing structure, method for preventing crack propagation, crack-propagation preventing apparatus, and method for producing skin panel for aircraft |
| 04/12/2012 | US20120085140 Burr removing method and device |
| 04/12/2012 | DE102010063074B3 Mikrofluidisches Bauteil, Reaktor aus mehreren solchen Bauteilen und Verfahren zu deren Herstellung Microfluidic device, reactor from several such components and methods for their preparation |
| 04/11/2012 | CN202185534U 一种用于连接换热器上近椭圆管盘管的u形接头的加工装置 A processing unit near the oval pipe coil heat exchanger u-joint connector for |
| 04/11/2012 | CA2754830A1 Electrical conduction mechanism |
| 04/10/2012 | US8151616 Method for manufacturing enclosures of a sheet material and an enclosure of a sheet material |
| 04/04/2012 | CN102397937A 钛合金闪光焊环件的热胀形方法 Hot bulge forming method titanium ring flash welding |
| 04/04/2012 | CN102397936A 金属滤网加强筋的挤压装置 Metal mesh reinforcement extrusion apparatus |
| 04/03/2012 | US8146229 Electrical system for office furniture |
| 04/03/2012 | US8146218 Method for making solid edge gutter screen |
| 03/29/2012 | WO2012039934A2 Apparatus and method for calculating registration error of a rotary die |
| 03/29/2012 | WO2012038796A1 Grid forming machine for making plates of electric storage cells |
| 03/29/2012 | US20120074733 Method for Producing a Metal Component From A Hot-Stamped Raw Material |
| 03/29/2012 | US20120074687 Pipe fitting apparatus |