| Patents for B21J 5 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor (5,577) |
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| 12/21/2011 | CN102284659A 锻压件的数控成形方法 Forging CNC forming method |
| 12/15/2011 | WO2011155609A1 Method for producing al alloy joined body |
| 12/15/2011 | US20110302984 Bending die, and apparatus and method for manufacturing automotive suspension arm using the same |
| 12/14/2011 | EP2394754A1 Method and apparatus for producing crank shaft |
| 12/14/2011 | CN202070707U 一种快速管件镦头成型模 A quick fittings Heading molding |
| 12/14/2011 | CN102281964A 曲轴的制造方法以及制造装置 And a method of manufacturing apparatus for manufacturing a crankshaft |
| 12/14/2011 | CN102274969A 一种纳米稀土氧化物掺杂钼合金电极材料的制备方法 Preparation molybdenum alloy electrode material doped with a rare earth oxide nano |
| 12/14/2011 | CN102274921A 火车轴锻件成形的方法 The method of forming a train shaft forgings |
| 12/14/2011 | CN102274890A 弯曲加工用模具、汽车用悬臂的制造装置及其制造方法 Bending mold, automobile manufacturing apparatus and manufacturing method of the cantilever |
| 12/14/2011 | CN101966639B 波轮式全自动洗衣机的离合轴轴套冷镦挤压成形加工方法 Wave wheel automatic washing machine clutch shaft sleeve cold heading extrusion processing methods |
| 12/07/2011 | CN102266901A 降低tc4钛合金叶片变形抗力的锻造方法 Reduce tc4 titanium blade deformation resistance of forging method |
| 12/07/2011 | CN101257984B 镦锻加工方法以及镦锻加工装置 Upsetting processing method, and an upsetting processing apparatus |
| 11/30/2011 | EP2389273A1 Ultrasonic treatment device |
| 11/23/2011 | EP2388084A1 Forging method, molding device for forgings, and tripod uniform motion universal joint |
| 11/23/2011 | EP2388083A1 Forging method, closed forging mold and tripod uniform motion universal joint |
| 11/23/2011 | CN202045313U Equipment for manufacturing marine multi-section rod |
| 11/23/2011 | CN202045311U Continuous heading device for long bar stock of brake pull bar of railway freight car |
| 11/23/2011 | CN202045310U Ring rolling device for processing cake and welding neck flange |
| 11/23/2011 | CN102256723A Forging method, molding device for forgings, and tripod uniform motion universal joint |
| 11/23/2011 | CN102256722A Forging method, closed forging mold and tripod uniform motion universal joint |
| 11/23/2011 | CN102251146A Nickel-titanium-aluminum-based high-temperature alloy material and isothermal forging preparation method thereof |
| 11/23/2011 | CN102248367A Production method and production device for connecting rod |
| 11/23/2011 | CN102248118A Die and process for forging high-speed railway substrate |
| 11/23/2011 | CN102248116A Manufacturing process for bolt with high strength of more than phi 30 |
| 11/23/2011 | CN102248115A Method for forming and manufacturing hub precision forging member of vehicle transmission driving disc |
| 11/23/2011 | CN102248111A Hot extrusion forging equipment and method for axle tube |
| 11/23/2011 | CN102248110A Die special for producing combined forged and pressed oxygen lance nozzle |
| 11/23/2011 | CN102248103A Large wind power flange cake base pressing and double punching complex technology |
| 11/23/2011 | CN102248102A Method for integrally forming aluminum alloy equal-diameter three-way member |
| 11/23/2011 | CN102248101A Whole forging near net forming process for inner ball cage sliding sleeve |
| 11/23/2011 | CN102248100A Automobile walking component and manufacturing of the same |
| 11/23/2011 | CN101879569B Drill stem thickening machine |
| 11/23/2011 | CN101748344B Railway track welded steel and manufacturing technology thereof |
| 11/23/2011 | CN101653814B Double-expansion process of super-large-inside-diameter forgeable pieces |
| 11/23/2011 | CN101583444B Method for manufacturing raceway ring member |
| 11/23/2011 | CN101405517B Inner ring of constant velocity universal joint and its manufacturing device |
| 11/17/2011 | WO2011140580A1 Die apparatus for forging steering racks |
| 11/16/2011 | CN202037287U Automobile semi-axle blank pre-upsetting die |
| 11/16/2011 | CN102240774A Fine forging forming method of spiral bevel gears |
| 11/16/2011 | CN102240772A Forming method of single throw crankshaft forgings |
| 11/16/2011 | CN102240768A I-shaped gear mould and processing method thereof |
| 11/16/2011 | CN102240767A Annular forging die for two-point press and machining process method for annular forging die |
| 11/16/2011 | CN102240764A Idle stroke-free punching machine |
| 11/16/2011 | CN102240763A Medium-heavy automobile flange die forging process and punching and calibrating composite die thereof |
| 11/16/2011 | CN101745591B Metal forging and forming device and processing method thereof |
| 11/15/2011 | US8056381 Device for producing patterns |
| 11/10/2011 | WO2011099711A3 Method for manufacturing a contact tip for a welding torch through forging |
| 11/09/2011 | CN101176905B Method of forming member, valve guide and method of forming the same and method of forming tubular member |
| 11/03/2011 | WO2011137021A1 Method for manufacturing an elongate tool with a working portion and an insertion portion |
| 11/03/2011 | US20110265921 Ta SPUTTERING TARGET AND METHOD FOR PRODUCING THE SAME |
| 11/02/2011 | CN102230097A Preparation method of titanium alloy bars |
| 11/02/2011 | CN102228949A Cold heading forming process for seamless chain roller and punch pin head for cold heading forming bottom punching |
| 11/02/2011 | CN102228948A Thermal precise forming method and device for toothed steering rocker arm shaft |
| 11/02/2011 | CN101829749B Approximate isothermal forging method of BT25 two-phase titanium alloy disk forge piece |
| 11/02/2011 | CN101767172B Hot extrusion molding method for pipe nozzle of main steam super pipeline |
| 11/01/2011 | US8047043 Punch die and punch machine using the same |
| 11/01/2011 | US8047042 Press forging method |
| 11/01/2011 | US8047036 Device and method for explosion forming |
| 10/26/2011 | EP2380679A1 Forging method |
| 10/26/2011 | CN102225449A Method for forging manganese-containing stainless steel ingot |
| 10/20/2011 | WO2011129431A1 Process for production of forged aluminum alloy member |
| 10/19/2011 | CN102218520A Light-alloy die-casting, filling, forging and compacting integrated forming device and forming method |
| 10/19/2011 | CN102218493A Square steel forging process |
| 10/19/2011 | CN102218492A Square steel production method |
| 10/19/2011 | CN102218491A Rotary swaging forming equipment |
| 10/13/2011 | WO2011125649A1 Resistance welded structure, resistance welding method, welded member and manufacturing method thereof |
| 10/13/2011 | WO2011124836A1 Process for manufacturing forgings made of light alloy, incorporating solid or thinned-down sections |
| 10/12/2011 | CN202006262U Mold for producing pull rod of elevator |
| 10/11/2011 | US8033154 Steering rack manufacture |
| 10/06/2011 | WO2011123520A1 A method for manufacturing perforated pieces of plate or strip material used in the construction industry and a piece manufactured by the method |
| 10/06/2011 | WO2011122263A1 Aluminium alloy forging and method of manufacture for same |
| 10/06/2011 | WO2011122053A1 Ball screw and method for manufacturing ball screw nut |
| 10/06/2011 | WO2011120328A1 Vertical forging method for integral type steering yoke of automobile |
| 10/05/2011 | EP2370216A1 Method and apparatus for hot press working metal pieces with one or more cavities |
| 10/05/2011 | EP2370214A2 Method and device for producing a cage of a rolling bearing |
| 10/05/2011 | EP1943030B1 Multiple piece roll |
| 10/05/2011 | CN201997662U Blank upsetting die for buffer thrust cone |
| 10/05/2011 | CN102205486A Method for processing iridium alloy bar or plate |
| 10/05/2011 | CN102205385A Method for die-forging forging piece by adopting single-arm hoisting ring for petroleum drilling |
| 10/05/2011 | CN101394954B Method for producing a wheel disc and method for forming a wheel assembly |
| 09/29/2011 | WO2011118378A1 Method of manufacturing door hinge for automobile |
| 09/29/2011 | US20110233961 Multi-thickness tube for hydroformed members |
| 09/29/2011 | DE19981349B4 Ausrückvorrichtung mit hydraulischer Betätigung mit einem Führungsrohr und Verfahren zur Herstellung eines solchen Rohrs Release assembly with hydraulic actuation with a guide tube and method for manufacturing such a tube |
| 09/28/2011 | CN102198485A Die and process for forging No.240 steel ingots for railway locomotives |
| 09/28/2011 | CN102198481A Technology for integrally forging valve with flange |
| 09/28/2011 | CN101722258B Forging flash cutting die |
| 09/28/2011 | CN101712112B Process for processing motor shaft of electric bicycle |
| 09/28/2011 | CN101537467B Process of conical roller bearing ring |
| 09/22/2011 | WO2011115298A1 Stainless steel wire for warm forging, method for producing same and metal forming method |
| 09/22/2011 | WO2011113556A1 Method and device for the non-cutting production of connecting, fastening or closing elements having an external thread from metal |
| 09/22/2011 | US20110226029 Method of Making Cutting Tool Edges, a Device for Realizing Same, and a Striker Used in the Said Device |
| 09/21/2011 | EP2197606B1 Method for producing hollow forged parts |
| 09/21/2011 | EP1648633B1 Forging method |
| 09/21/2011 | CN102189374A Manufacturing method of flange structure |
| 09/21/2011 | CN102189211A Integrated train wheel axle and forging and upsetting hydraulic press and method for manufacturing same |
| 09/21/2011 | CN102189209A Drill shank manufacture method |
| 09/21/2011 | CN102189208A Closed forging technology of convex face flange |
| 09/21/2011 | CN102189207A Thixotropic plasticity forming method of metal-based composite material |
| 09/21/2011 | CN102189206A Forging technology of cylinder lifting lug of automobile |
| 09/21/2011 | CN102189205A Forging processing method |