| Patents for B21J 5 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor (5,577) |
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| 08/07/2008 | US20080184765 Closed forging die and forging method |
| 08/06/2008 | CN101237949A Swaging processing method and swaging processing apparatus |
| 08/06/2008 | CN100408261C New technological process for forging super large pipe plate |
| 08/05/2008 | CA2452621C Steel for mechanical construction, process for hot forming a piece of this steel and part thus obtained |
| 07/31/2008 | WO2008090848A1 Method for manufacturing raceway ring member |
| 07/31/2008 | WO2007026756A8 Method for manufacturing annular member and annular member with leg |
| 07/31/2008 | DE102007002826A1 Crank shaft forging or casting method for motor vehicle, involves implementing forging or casting process in shaft such that section of material joint of shaft runs outside level, in which axis of shaft lies |
| 07/31/2008 | DE102006037883B4 Gesenk zum Hochtemperaturschmieden Die for high temperature forging |
| 07/30/2008 | CN201093915Y Radiation fin structure |
| 07/30/2008 | CN101232960A Manufacturing method for an annular member and a pronged annular member |
| 07/30/2008 | CN101229572A Moulding technology of tongue rail heeling of heavy haul railway |
| 07/30/2008 | CN100406196C Grinding ball production method |
| 07/24/2008 | DE19958846B4 Verfahren zum Herstellen von länglichen Gesenkschmiedestücken A method of producing elongate die forgings |
| 07/24/2008 | DE102008004414A1 Punching tool for chain bush production, has pin holder compressed by pressing force, when holder is pressed and inserted into housing, and punching pin fastened by compression, and fixedly attached at holder by fastening force |
| 07/23/2008 | EP1946883A1 An endodontic reamer and a method of manufacturing endodontic reamers and files |
| 07/23/2008 | EP1946863A1 Forged product and method of making the product |
| 07/23/2008 | CN101228287A High silicon stainless steel and material thereof and method for manufacturing high silicon stainless steel |
| 07/23/2008 | CN101225488A Copper alloy material for lead frame and preparation method thereof |
| 07/23/2008 | CN101224483A Module for producing wheel-class parts and forging process thereof |
| 07/23/2008 | CN101224482A Upset forging and impact forging combined forcing press |
| 07/23/2008 | CN101224481A Producing method of stamp forging hardware products |
| 07/23/2008 | CN100404164C Production process for preparing finish forged blank of axial-shifting through-hole type universal joint housing and dedicated die therefor |
| 07/23/2008 | CN100404155C Process for the return extrusion of internal profiles |
| 07/23/2008 | CN100404151C Seamless metal tube producing method |
| 07/22/2008 | CA2467600C Method for producing formed articles |
| 07/17/2008 | WO2008085134A1 Magnetically permeable liquid forged articles |
| 07/17/2008 | DE112006001748T5 Verfahren zum Herstellen eines ringförmigen Elements und mit Zinken versehenes ringförmiges Element A method of manufacturing a ring-shaped element and provided with tines annular member |
| 07/17/2008 | DE102006052830A1 Verfahren und Vorrichtung zum Biegen von Profilen mit überlagerter Schmiedeumformung Method and apparatus for bending profiles with superimposed forging forming |
| 07/16/2008 | EP1943030A1 Multiple piece roll |
| 07/16/2008 | CN101222989A Method and device for producing metal rings |
| 07/16/2008 | CN100402228C Technique for processing tapered platinum alloy discharge spout |
| 07/16/2008 | CN100402185C Cold extrusion production process of support pin of clutch driven disk for automobile |
| 07/16/2008 | CN100402184C Integrated die forge forming method for flange valve |
| 07/10/2008 | WO2007089750A3 Method for producing a wheel disc |
| 07/09/2008 | CN201082502Y Forging drilling and jointing drilling dual-purpose machine |
| 07/09/2008 | CN101216271A Manufacture method of cutlery body with multiple pattern change |
| 07/09/2008 | CN101214602A Method of preparing coupler yoke frame |
| 07/09/2008 | CN101214600A Magnesium alloy compositely forming method |
| 07/09/2008 | CN101214526A 7A04 aluminum alloy casing body parts multi-functional die forging technique and mold |
| 07/09/2008 | CN100400192C Method for forging large bevel tee |
| 07/08/2008 | CA2343340C Process for producing a piece with very high-level mechanical characteristics, formed by drawing, from a strip of laminated steel plate, hot rolled and coated |
| 07/03/2008 | US20080156063 Metallic frame and method of making the same |
| 07/03/2008 | DE112006002217T5 Verfahren zur Herstellung eines Kipphebels A process for producing a rocker arm |
| 07/03/2008 | DE10246940C5 Vorrichtung zum Querfließpressen von Werkstücken und Verfahren zum Betreiben einer derartigen Vorrichtung Device for lateral extrusion of work pieces and method of operating such a device |
| 07/02/2008 | CN101209522A Method of preparing metal casing |
| 07/02/2008 | CN101209483A Wire bar dust collection device of forging part forming machine |
| 06/26/2008 | WO2008074279A1 Method for the production of a forged part, forged part, and forging die |
| 06/26/2008 | DE102006060020A1 Verfahren zur Herstellung eines Schmiedeteils, Schmiedeteil und Schmiedegesenk A process for producing a forging, forging and forging |
| 06/25/2008 | CN100396434C Integral forging method for manufacturing petroleum double-arm lifting-ring |
| 06/24/2008 | US7389668 Metal molding method and machine, and metal molded body |
| 06/19/2008 | US20080141752 Press forging method |
| 06/18/2008 | CN101199979A Forging method of large scale conical shell |
| 06/18/2008 | CN100395052C Model and method for liquid state formation of aluminium hub disc for special vehicle |
| 06/17/2008 | US7387575 Method of manufacturing hollow body elements, section for use in the method, hollow body element, component assembly and die |
| 06/17/2008 | CA2522830C A spade-type boring bit |
| 06/11/2008 | CN101198424A Method and apparatus for upsetting |
| 06/11/2008 | CN101195145A Large-scale crankshaft crank bend forging for boat final finishing device and used method thereof |
| 06/05/2008 | US20080127704 Hollow stepped shaft and method of forming the same |
| 06/04/2008 | EP1927413A1 Press forging method |
| 06/04/2008 | EP1610914A4 Metal forged product upper or lower arm preform of the arm production method for the metal forged product forging die and metal forged product production system |
| 06/04/2008 | CN201067785Y Die forging device for forge piece |
| 06/04/2008 | CN100391672C Process for manufacturing knob and ringer of rigging screw |
| 05/28/2008 | EP1925381A1 Upsetting method and upsetting device |
| 05/28/2008 | CN101189083A Method and apparatus for forging |
| 05/28/2008 | CN101185955A Steel ball cold heading technique and steel ball cold header |
| 05/28/2008 | CN101185954A Aluminum alloy special-shaped member equivalent temperature precision forging technique method |
| 05/28/2008 | CN101185953A Method for using as-cast state magnesium alloy to process superplastic forging formation |
| 05/28/2008 | CN100389903C Forging method and forging apparatus |
| 05/28/2008 | CN100389902C Method for manufacturing formed article made from metal based composite material |
| 05/21/2008 | CN201061819Y Oil tube intensification membrane |
| 05/21/2008 | CN101184562A Method and apparatus for hole punching |
| 05/21/2008 | CN101181773A Method for preparing tantalum long-strip having high deep-punching performance and high grain fineness grade |
| 05/21/2008 | CN101181770A Special type screw composite forming production technology |
| 05/21/2008 | CN101181732A Forging method of cymbal anvil for heavy forging upsetting process |
| 05/21/2008 | CN101181730A Drill pipe joint precision die forging process |
| 05/15/2008 | DE102006052794A1 Method for bending metallic profiles, involves supplying one or more bending tools by bending profile toward its longitudinal axis |
| 05/14/2008 | CN101177749A Brass processing method |
| 05/14/2008 | CN101176906A Method for forging cake series forgeable piece with different directions |
| 05/14/2008 | CN101176905A Method of forming member,valve guide and method of forming the same and method of forming tubular member |
| 05/14/2008 | CN101176904A Method for shaping hollow iron bannister |
| 05/08/2008 | WO2008053896A1 Rack and production method thereof |
| 05/08/2008 | WO2008052494A1 Method for producing microscopic components |
| 05/08/2008 | US20080104843 Method and Device for Forging Bevel Gear |
| 05/08/2008 | DE10014656B4 Kalt/Warmbearbeitungs- und Wärmebehandlungsverfahren für hochlegierten Stahl der Gruppe mit hohem Kohlenstoffgehalt Cold / Warmbearbeitungs- and heat treatment process for high-alloy steel of the group with high carbon content |
| 05/07/2008 | EP1272310B1 Toothing for a synchronising unit |
| 05/07/2008 | CN201055897Y Frequency induction single heat forging line for long bar material |
| 05/07/2008 | CN201055896Y Hot forging process line |
| 05/07/2008 | CN100386166C One-forge-to-multipiece superplastic forming device for amorphous alloy precise parts |
| 04/30/2008 | CN101169984A Million-kilowatts-class nuclear power pressure container safe end manufacture process |
| 04/30/2008 | CN101168224A Heating and forming method for cold bending sectional steel and cold bending sectional steel produced by the same |
| 04/30/2008 | CN100384565C Method for preventing complex profile die forging from generating misplacement |
| 04/24/2008 | WO2008047502A1 Mold |
| 04/24/2008 | US20080092694 Knife Comprising an Upset Forged Bolster |
| 04/23/2008 | EP1914029A1 Swaging method and swaging apparatus |
| 04/23/2008 | CN100382914C Equipment for high efficiency drop-forging forming precision parts made of non-crystalline alloy |
| 04/22/2008 | US7360388 Hollow stepped shaft and method of forming the same |
| 04/17/2008 | WO2008044642A1 Aluminum alloy forged product and method of producing the same |
| 04/17/2008 | WO2008044564A1 High-strength process material, method of producing the same and production apparatus therefor |
| 04/17/2008 | US20080089631 Raceway Ring for Radial Ball Bearing and Manufacturing Method Thereof, and Manufacturing Method of High Accurate Ring and Manufacturing Apparatus Thereof |
| 04/16/2008 | EP1909990A1 Method and device for producing metal rings |