Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21J - Forging; Hammering; Pressing; Riveting; Forge furnaces › B21J 5 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor
Patents for B21J 5 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor (5,577)
11/2007
11/22/2007DE102006023725A1 Circumferential squeezing device for bar shape workpieces can be used for crcumferential squeezing of hollow or solid sections
11/22/2007DE10108898B4 Verfahren zur Formung von Antriebskomponenten an elektrischen Antrieben A method for forming drive components to electric drives
11/21/2007CN101073870A Process for forging driven-gear briquette plate and circular piece of rear bridge of motor-automobile
11/15/2007WO2007128264A1 Device for forging bush-shaped objects and a forged part produced therewith
11/14/2007CN100348344C Large-scale semi-solid state die forging hydraulic press
11/08/2007US20070256808 Method for Producing a Hardened Steel Part
11/08/2007DE102006020861A1 Vorrichtung zum Schmieden von buchsenartigen Gegenständen sowie ein danach hergestelltes Schmiedeteil Apparatus for forging bush-like objects and then produced a forged part
11/07/2007EP1660257B1 Method and device for producing at least partially profiled tubes
11/07/2007CN101068636A Method for production of a seamless hot-finished steel tube and device for carrying out said method
11/06/2007US7291231 Copper-nickel-silicon two phase quench substrate
11/06/2007US7290515 Camshaft and method for producing a camshaft
10/2007
10/31/2007CN101062515A Method for manufacturing blade forging of heavy type combustion engine
10/24/2007EP1847342A1 Method and device for gas protection of production facilities for hot forming
10/24/2007EP1847341A1 Method and device for the protective gassing of hot forging plants
10/24/2007CN101060949A Method for manufacturing steering rack
10/24/2007CN101058110A Unsymmetrical radial welding punched high performance precision blanking machine
10/24/2007CN101058109A Bars and tubes material unsymmetrical radial welding punched high performance precision blanking method
10/23/2007US7284405 Pressure controlled fluid pressure extrusion method
10/18/2007US20070240307 Method for manufacturing constituents of a hollow blade by press forging
10/17/2007EP1844876A1 Upsetting method and upsetting device
10/17/2007EP1844875A1 Method and device for upsetting cylindrical material
10/17/2007EP1844874A1 Method and device for upsetting
10/17/2007CN200960531Y Hydraulic equipment processed by fire
10/10/2007CN101049669A Preparation method for cold rolling sheet of duriron
10/10/2007CN101049665A Method for producing accurate steel balls
10/10/2007CN101049627A Method for rotary swaging multielement composite electron emission material of rare earth tungsten
10/10/2007CN101049615A Hot extrusion collection molding technique for pipe end of high-pressure straight pipe in fracturing complete sets of equipment in oil-gas field
10/10/2007CN100342201C Heat carrier and method for the production thereof
10/04/2007WO2007111325A1 Process for production of liner-constituting members
10/04/2007WO2007111068A1 Inner ring of constant velocity universal joint and its manufacturing device
10/04/2007DE112005002861T5 Kurbelwelle und Verfahren zum Fertigen einer solchen Kurbelwelle Crankshaft and method of manufacturing such a crankshaft
10/04/2007DE10236306B4 Vielstufiges Schmiedeverfahren und entsprechendes Fahrradrahmenteil Multi-step forging process and corresponding bicycle frame member
10/03/2007EP1839771A1 Molding method for geared member with boss and geared member with boss
10/03/2007EP1838474A1 Method of making cutting tool edges, a device for realizins same, and a striker used in the said device
10/03/2007EP1534444B1 Method and apparatus for making a splined clutch hub
10/03/2007EP1343609A4 Monolithic part and process for making the same
10/03/2007CN101045277A Method and equipment for processing screw pipe cap
10/03/2007CN100340371C Method for producing lighter base member
10/02/2007US7275407 Process for producing rotationally symmetrical components
09/2007
09/27/2007DE10257882B4 Verfahren zum Herstellen von rotationssymmetrischen Getriebeteilen A process for producing rotationally symmetrical transmission parts
09/26/2007CN101041173A Method and device for the forming of upsetting die of integral joint oil tubing
09/20/2007US20070216736 Fine forging method, manufacturing method of liquid ejection head, and liquid ejection head
09/19/2007CN101036931A Method for smithing GH4169 alloy plate shaped forgeable piece in air at an approximately equal temperature
09/18/2007US7269989 Method of using a tool to form angled orifices in a metering orifice disc
09/12/2007CN101032793A Method of producing cutting tool steel board with three layer complex blades
09/12/2007CN101032792A Method of producing cutting tool steel board of complex blades
09/12/2007CN101032791A Method of producing three layer clad sheet steel used for cutting-tool
09/12/2007CN101032734A Method of processing metal blindgut parts by cold holder
09/12/2007CN101032733A Producing method of tool noumenon and the products thereof
09/05/2007CN101031375A Method and device for forging bevel gear
09/05/2007CN101029371A Balancing shaft and its forging method for engine
09/05/2007CN101028680A Method for producing 8.8-grade high-strength fastener
09/05/2007CN100335671C Method for extrusion cold forming molybdic through back flowing
08/2007
08/30/2007WO2007097141A1 Process for manufacturing outer ring member for constant-velocity joint
08/30/2007DE19742519B4 Verfahren zur Herstellung eines Stulpensitzes auf einer Gelenkwelle A method for producing a seat warmers on a propeller shaft
08/30/2007DE102006009492A1 Molding of a hollow gear shaft, comprises inserting the gear shaft into a first matrix and compressing the hollow mold part towards its main axis to plastically mold the gear shaft in a molding area not supported by the first matrix
08/29/2007EP1546428B1 Method and device for the production of metal alloy bodies having localized small particle size
08/29/2007CN101024237A Method for making tool body
08/29/2007CN100334242C Manufacturing method of aluminium alloy piston
08/29/2007CN100333854C Shaft and shaft molding device
08/22/2007CN101022234A Forging and pressing producing technology for vehicle power generator electrode jaw
08/22/2007CN101020287A Forging and rolling technology and hot rolling and forging apparatus for making large pulley
08/22/2007CN101020286A Process of making integral automobile wheel
08/22/2007CN101020284A Making process of large irregular ring blank of high temperature alloy
08/22/2007CN101020223A Leaking tray back extruding forging process for solving spout fault problem of forged shaft
08/22/2007CN101020222A Large roller hot forging process
08/21/2007US7257981 Closed forging method, forging production system using the method, forging die used in the method and system, and preform or yoke produced by the method and system
08/16/2007WO2007090234A1 Fastener feeding apparatus
08/16/2007US20070191171 Differential with die formed housing
08/16/2007US20070186604 Method and apparatus for producing a cylindriacal hollow body from a blank
08/16/2007DE19809039B4 Verfahren zur Herstellung einer metallischen Schiebemuffe mit Innenverzahnung A process for producing a metallic sliding sleeve with inner toothing
08/14/2007US7254976 Method of manufacturing liquid ejection head
08/09/2007US20070181635 Forging method forged product and forging apparatus
08/09/2007DE102006005576A1 Process to manufacture drive shaft or similar with two-part swage and mandrel tool
08/09/2007DE102005008570B4 Herstellungsverfahren für ein Variatorteil eines stufenlosen Toroidgetriebes Manufacturing method of a toroidal continuously variable transmission of a Variatorteil
08/08/2007EP1814679A1 Method for production of a seamless hot-finished steel tube and device for carrying out said method
08/08/2007CN101011792A Manufacturing method for annular forging piece
08/07/2007US7251979 Method of producing forged part and method of producing suspension arm for automotive vehicles
08/02/2007DE19962607B4 Werkzeugkassette mit federnder Matrize Tool box with resilient matrix
08/01/2007CN2928308Y Improved bolt cold-header
08/01/2007CN1329534C Mfg. process for making engine components of high carbon content steel using cold forming techniques
08/01/2007CN1329139C Constant-temp. forging in the air for nickel-base super heat-resistant alloy
08/01/2007CN101007378A Shifting fork forging method of auto parts
07/2007
07/31/2007US7250133 Device for use when hardening
07/31/2007US7249484 Method for manufacturing a liquid ejection head
07/31/2007US7249483 Method for manufacturing backing plate with friction material retention members
07/26/2007US20070169858 Producing method of magnesium-base alloy wrought product
07/25/2007EP1551574B1 Device for transverse extrusion of workpieces and operating method for said device
07/25/2007EP1446244B1 Method for making a flattened u-bolt
07/25/2007CN2925690Y Device for decreasing forging-piece error
07/25/2007CN1327918C Golf club head
07/25/2007CN101003863A Method for preparing and rheologic molding semisolid alloy pulp
07/25/2007CN101003862A Method for preparing and molding semisolid alloy pulp
07/25/2007CN101003117A A sort of Fe-Ga magnetostriction alloy wire and preparation method
07/25/2007CN101003072A Machine and method for processing rotary blade
07/19/2007WO2007080750A1 Process for production of titanium material for sputtering
07/19/2007US20070163878 forged texture; improved cracking resistance and low rupture strength; for forming thin film with high corrosion resistance; low sulfur, low oxygen
07/19/2007US20070163319 Method for the production of a hollow profile provided with a terminal lid, and jack console
07/18/2007EP1723316B1 Camshaft and method for producing a camshaft
07/18/2007CN100999052A Forge welding technological method for large circle-shaped thin wall structure parts
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