| Patents for B21J 5 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor (5,577) |
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| 03/27/2013 | CN102989940A Processing method of positioning hook forge piece |
| 03/27/2013 | CN102248115B Method for forming and manufacturing hub precision forging member of vehicle transmission driving disc |
| 03/27/2013 | CN102166611B Long bar continuously upsetting device and method for railway wagon brake pull rod |
| 03/21/2013 | WO2013038526A1 Method for manufacturing pipe |
| 03/20/2013 | EP2569116A1 Die apparatus for forging steering racks |
| 03/20/2013 | CN102974741A Forging method of valve cover part of valve |
| 03/20/2013 | CN102974731A Forging method for integral sealing head for nuclear power |
| 03/20/2013 | CN102974730A Die forging and forming method of large-scale disc type forging piece |
| 03/20/2013 | CN102974729A Machining method of automobile engine left plate |
| 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 | CN102225449B Method for forging manganese-containing stainless steel ingot |
| 03/20/2013 | CN102172756B Thermoforming method for TC11 alloy convergent section |
| 03/20/2013 | CN101547759B Rack and production method thereof |
| 03/14/2013 | DE102012015985A1 Method for manufacturing component i.e. connection joint, for frame structure of motor car shell, involves forming hollow chambers in slug when forging process is enabled, and pressing stamper into slug |
| 03/14/2013 | DE102012014785A1 Method for manufacturing running gearing of planetary gear, involves displacing upper tool relative to lower tool, and choosing speed of relative displacement process such that transformation of blank is executed in partial adiabatic manner |
| 03/13/2013 | CN202779588U Penetrating reducing mold |
| 03/13/2013 | CN202779585U Pillar-cone-pillar forming device of cone forging |
| 03/13/2013 | CN102284838B Heavy truck sleeve fork forge piece manufacturing process |
| 03/13/2013 | CN102274969B Preparation method of molybdenum alloy electrode material doped with nano rare earth oxides |
| 03/13/2013 | CN101987344B Method for forging nuclear power equipment pressure vessel large end sealing plate blank |
| 03/13/2013 | CN101905278B Manufacturing process of water chamber sealing head |
| 03/13/2013 | CN101889097B A method to process interstitial-free (IF) steels by adapting multi-axial |
| 03/06/2013 | CN102953483A Large-grid non-mold molded welding metal curtain wall and forming process thereof |
| 03/06/2013 | CN102952966A Bismuth brass alloy material and preparation process and hot stamping process thereof |
| 03/06/2013 | CN102950240A Rotary swaging forming method for automobile aluminum alloy wheel hubs |
| 03/06/2013 | CN102950236A Wrought aluminum alloy forging method |
| 03/06/2013 | CN102248110B Die special for producing combined forged and pressed oxygen lance nozzle |
| 02/28/2013 | WO2013027676A1 Untempered steel for hot forging having excellent machinability |
| 02/27/2013 | EP2561938A1 Method of manufacturing a synchronizing ring |
| 02/27/2013 | CN102947022A Part assembly method |
| 02/27/2013 | CN102941301A One-die-formed combined forming die and forming method thereof |
| 02/27/2013 | CN102312181B Isothermal forging method of TiAl alloy |
| 02/27/2013 | CN102009117B Perforation positioning process for set forging production of bearing blank outer ring and outer ring on high-speed upsetting forging machine |
| 02/27/2013 | CN101503641B Heat pressing moulding process and equipment for lignite rich in water after drying process |
| 02/21/2013 | US20130042662 Die apparatus for forging steering racks |
| 02/21/2013 | DE102005021408B4 Nutenherstellungswerkzeug und ein Verfahren zur Herstellung eines zylindrischen Lagerelements Nutenherstellungswerkzeug and a method for producing a cylindrical bearing element |
| 02/20/2013 | CN102107707B Head stock bowl group manufacturing method |
| 02/20/2013 | CN101808762B Method for producing hollow forged parts and parts thus obtained |
| 02/14/2013 | WO2013020659A1 Connection of at least two components resting against one another by means of a pin-like connecting element by friction welding |
| 02/13/2013 | EP2557182A1 A method for forging metal alloy components for improved and uniform grain refinement and strength |
| 02/13/2013 | EP2555886A1 Process for manufacturing forgings made of light alloy, incorporating solid or thinned-down sections |
| 02/13/2013 | CN102925783A Method for preparing hypereutectic high chromium white cast iron |
| 02/13/2013 | CN102922246A Machining process of small transmission gear shaft of full-automatic roller washing machine |
| 02/13/2013 | CN102922243A Integral stator processing method |
| 02/13/2013 | CN102922239A Preparation method for TA5 titanium alloy bars with small specifications |
| 02/13/2013 | CN102921865A Trimming die of free-tempering limiting pin and forming process of trimming die |
| 02/13/2013 | CN102921862A Continuous casting and continuous forging mold for integrally forging automobile hub |
| 02/13/2013 | CN102921855A Rapid joint forging process and forging die |
| 02/13/2013 | CN102921854A Composite precise closed die forging hydraulic press production line |
| 02/13/2013 | CN102921853A Process for performing precision forging on lower shaft sleeve of energy conversion system of new power-driven automobile |
| 02/13/2013 | CN102921852A Preparation method of Ti31 titanium alloy flange forge piece |
| 02/13/2013 | CN102921851A Gear sleeve production method and gear sleeve production system |
| 02/13/2013 | CN102921850A Tantalum decatungstate bar and production method for same |
| 02/13/2013 | CN102049440B Rotary operating platform type axial-rolling rolling machine |
| 02/13/2013 | CN101547801B Towing device for vehicle, method of manufacturing towing hook for vehicle, and method of manufacturing connection member for vehicle |
| 02/12/2013 | US8371029 Production apparatus and production method for crankshaft |
| 02/07/2013 | WO2013017659A1 Method for producing a component and combined forming tool therefor |
| 02/06/2013 | EP2554698A1 Aluminium alloy forging and method of manufacture for same |
| 02/06/2013 | EP2554320A1 Resistance welded structure, resistance welding method, welded member and manufacturing method thereof |
| 02/06/2013 | EP2554293A1 Pipe forging method with cast hollow block |
| 02/06/2013 | EP2552621A1 A method for manufacturing perforated pieces of plate or strip material used in the construction industry and a piece manufactured by the method |
| 02/06/2013 | CN102917815A Process for manufacturing forgings made of light alloy, incorporating solid or thinned-down sections |
| 02/06/2013 | CN102909301A Head upsetting process for stop valve blanks |
| 02/06/2013 | CN102909300A Gear-shaped tubular column cold forging and shaping method and gear extruding and hole extruding mould |
| 02/06/2013 | CN102909299A Hot-forging process for tantalum target material with high performance |
| 02/06/2013 | CN102909298A Forming method of forge piece with large torsional flange and spacer flange as well as forming mold |
| 01/31/2013 | US20130025340 Method of hot-press forming enabling hardness control |
| 01/31/2013 | US20130025338 Tube-forging method |
| 01/31/2013 | DE102011109071A1 Rohrschmiedeverfahren mit urgeformten Hohlblock Tube forging method with urgeformten hollow block |
| 01/30/2013 | EP2551051A1 Ball screw and method for manufacturing ball screw nut |
| 01/30/2013 | EP2551036A1 Method of manufacturing door hinge for automobile |
| 01/30/2013 | EP2551035A1 Method of forming a frontal toothing on an inner ring of a wheel hub, upset collar and wheel hub with frontal toothing thus obtained |
| 01/30/2013 | EP2551034A1 Equipment for forming a frontal toothing, in particular on an inner ring of a wheel hub |
| 01/30/2013 | EP2551033A1 Method of forming a frontal toothing on an inner ring of a wheel hub |
| 01/30/2013 | EP2551032A1 Method of forming a frontal toothing on an inner ring of a wheel hub |
| 01/30/2013 | EP2551031A1 Method of forming a frontal toothing on an inner ring of a wheel hub |
| 01/30/2013 | CN202701259U Forging tool of large-scale disk part provided with steps |
| 01/30/2013 | CN202701243U Upsetting tool of forging press |
| 01/30/2013 | CN202701238U Thermometal composite cold heading machine capable of isolating blanks from return oil |
| 01/30/2013 | CN102905811A Component, especially control arm for a vehicle |
| 01/30/2013 | CN102896266A Cold forging process for external helical teeth |
| 01/30/2013 | CN102896262A Machining method of piston seat blank of high-silicon aluminum alloy piston |
| 01/30/2013 | CN102896261A Method for forging forming of large-diameter ring |
| 01/30/2013 | CN102019336B Die forging shaping technology specially used for manufacturing petroleum drilling machine elevator movable wing plates |
| 01/24/2013 | WO2013012352A1 Ultrafine-grained aluminium alloys for electrical products and method for producing same (variants) |
| 01/24/2013 | US20130019649 Incremental forging |
| 01/23/2013 | CN102892528A Die apparatus for forging steering racks |
| 01/23/2013 | CN102886645A Forging method of railway wagon buffer thrust cone |
| 01/23/2013 | CN102886641A Method for forging crawler belt plate |
| 01/23/2013 | CN102886477A Ball core closed-die forging process using valve body ball core forging die |
| 01/23/2013 | CN102886476A Method for forging cold roller blank |
| 01/23/2013 | CN102363259B Molding method for casting and forging structure piece of wheelchair frame |
| 01/23/2013 | CN102319853B Production method for TA19 titanium alloy strip |
| 01/23/2013 | CN102284659B Numerical control (NC) forming method for forged piece |
| 01/16/2013 | EP2546006A1 Ball screw and method for manufacturing ball screw nut |
| 01/16/2013 | EP2546005A1 Metal pipe, and method and device for processing metal pipe |
| 01/16/2013 | CN102873245A Train wheel production comprehensive press and train wheel production method |
| 01/16/2013 | CN102873243A Method of forging turbine blade |
| 01/16/2013 | CN102873242A Method of producing turbine blade |