| Patents for B21C 23 - Extruding metal; Impact extrusion (6,435) |
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| 10/21/2009 | CN101559273A Treadmill integral type roller, making method thereof and special extrusion tool |
| 10/21/2009 | CN100552071C High density zinc base alloy balance block and methods for manufacturing same |
| 10/14/2009 | EP1409170B1 Method and device for applying compressive and/or tractional forces to essentially rod-shaped workpieces consisting of electroconductive and/or magnetisable material |
| 10/14/2009 | CN201324762Y Punching-extrusion rounding device for processing automobile guide sleeves |
| 10/14/2009 | CN101555963A Method for manufacturing thin-walled composite metal pipe |
| 10/14/2009 | CN101554698A Processing method of protecting shaft sleeve of petroleum pipeline |
| 10/13/2009 | CA2457042C Heat sink for semiconductor components or similar devices, method for its production and tool for carrying out the method |
| 10/08/2009 | WO2009122040A1 Method for manufacturing hollow blade |
| 10/08/2009 | CA2718801A1 Method for manufacturing hollow blade |
| 10/07/2009 | CN101553328A Screw extruder for continuous extrusion of materials with high viscosity |
| 10/07/2009 | CN101549449A Processing technology for high-strength large hexagon head bolt used for steel structure |
| 10/07/2009 | CN101549448A Processing technology for high-strength bolt used for steel net frame bolt ball node |
| 10/07/2009 | CN101549361A Rare-earth magnesium alloy seamless thin wall tubule hot-extrusion method and its specialized mold |
| 10/01/2009 | WO2009121074A2 Multipurpose tubular running tool |
| 10/01/2009 | US20090242668 Fuel Injection Valve and Method for Forming Orifice Thereof |
| 09/30/2009 | EP2104577A1 Apparatus and method for extruding micro-channel tubes |
| 09/30/2009 | CN101543847A Preparation method of non-gel ultra-thin stainless steel composite tube |
| 09/30/2009 | CN101543846A Squeezing device |
| 09/30/2009 | CN100544850C Processing method of magnesium alloy compressional deformation and mold |
| 09/24/2009 | WO2009077112A4 Fresnel mirror and method for the production thereof |
| 09/23/2009 | CN101537438A Hot impact extrusion process and device for large annular barrel type forged piece |
| 09/23/2009 | CN101537437A Technology for manufacturing three-way pipe fittings by extrusion forming and special pressure relief device thereof |
| 09/16/2009 | CN201308920Y Three-way pipe extrusion hydraulic press |
| 09/16/2009 | CN101531150A Method for producing copper and aluminium composite slide wire |
| 09/16/2009 | CN101531149A Preparation method of overlength Cu-Cr-Zr alloyed contact line |
| 09/16/2009 | CN101530870A New method for preparing copper-aluminum composite pipe |
| 09/16/2009 | CN101530866A Oil pressure seamless three-way pipe forming device and method for manufacturing same |
| 09/16/2009 | CN101530865A 125 motorcycle engine starting gear cold extrusion forming method and dies thereof |
| 09/09/2009 | EP1809429A4 Cabling continuous deployment system and tool |
| 09/09/2009 | CN201304423Y Soft aluminum conductor preparing device |
| 09/09/2009 | CN201304422Y A continuous extrusion device made of magnesium alloy material |
| 09/09/2009 | CN101524723A Cold extruding and forming device of blank of universal joint sleeve |
| 09/02/2009 | EP1446243B1 Extrusion die for manufacturing tube with small hollow portions and mandrel used for said extrusion die |
| 09/02/2009 | CN201300152Y Extrusion molding machine for toothed thin-wall parts |
| 09/02/2009 | CN101520075A Spring bushing assembly for automobile front steel plates, and production process thereof |
| 09/02/2009 | CN101518795A Processing method for titanium tube used for central air conditioner heat exchanger |
| 09/02/2009 | CN101518794A Production method for Gamma-TiAl alloy bar |
| 09/02/2009 | CN101518793A Cold extruding and forming process of lower oil cylinder of manual porter |
| 09/02/2009 | CN101518792A Method for precisely forming copper-nickel alloy flange pipes |
| 09/02/2009 | CN101518791A Hot forming method for salient points on plane of thick workpiece |
| 09/01/2009 | US7582588 Mixing a refractory metal oxide with a liquid to form a paste, adding paste to an extruder, the extruder having a die plate comprising dies, and extruding it |
| 09/01/2009 | CA2337625C Manufacturing process for hollow bodies under pressure in alznmgcu alloy |
| 08/27/2009 | DE102008062704A1 Strangpressrohr für einen Wärmetauscher Extruded tube for a heat exchanger |
| 08/26/2009 | CN201295708Y Novel aluminum profile extrusion die for auto condenser tube |
| 08/26/2009 | CN101513702A Process and device for cold extrusion forming of gear pump main shaft |
| 08/26/2009 | CN101513651A Even wall thick hollow screw pump rotor molding machine |
| 08/26/2009 | CN101513650A Process and device for cold extrusion forming of motor shell |
| 08/26/2009 | CN101513649A Method for producing variable diameter magnesium alloy pipe |
| 08/25/2009 | CA2537595C Method of forming axles with internally thickened wall sections |
| 08/19/2009 | CN101508930A Glass lubricant for extrusion of gamma-TiAl alloy rod bar and method of producing the same |
| 08/19/2009 | CN101508073A Ring gear or flange processing method |
| 08/19/2009 | CN101507984A Locked core aluminum section bar extrusion technique |
| 08/19/2009 | CN101507983A Device and method for manufacturing vehicle longeron variable cross-section channel bar |
| 08/19/2009 | CN100530449C Electrical cable aluminium sheath squeezing welding device |
| 08/19/2009 | CN100529163C Copper sputtering targets and methods of forming copper sputtering targets |
| 08/19/2009 | CN100528391C Hot extrusion steel tube blank tail pad warming and transporting unit |
| 08/12/2009 | EP2086697A1 Screw extruder for continuous extrusion of materials with high viscosity |
| 08/12/2009 | EP1455961B9 Extrusion tool and method for manufacturing shaped article with fins |
| 08/12/2009 | CN201287151Y Forward and backward extrusion device |
| 08/12/2009 | CN101502872A Shortened method for producing oxygen-free copper belt |
| 08/12/2009 | CN101502855A Reverse cold extrusion mold for car rear transversal stabilizer bar casing tube |
| 08/12/2009 | CN101502854A Method of manufacturing control arm using variable curvature extruding process and control arm manufactured thereby |
| 08/12/2009 | CN100525944C Transport unit of the steel tube blank tail pad between the heating furnace and the extrusion pressing barrel |
| 08/06/2009 | US20090196947 Continuous metal extruder |
| 08/05/2009 | CN201283374Y Fastening device of extrusion die chamber clamping bar |
| 08/05/2009 | CN201283372Y Equipment for drawing and straightening magnesium alloy section bar |
| 08/05/2009 | CN101500722A Device and method for forming a workpiece |
| 08/05/2009 | CN101497088A Method for processing metallic lithium belt |
| 08/05/2009 | CN101497082A Method for preparing TiAl-based composite material sheet material |
| 08/05/2009 | CN100523314C Germanium monocrystal hot pressing deforming technique |
| 08/04/2009 | CA2619432A1 Continuous metal extruder |
| 08/04/2009 | CA2436755C Method of continuous production of metal wires |
| 07/30/2009 | US20090188292 Device and method for forming a workpiece |
| 07/29/2009 | EP1453634B1 Method and device for joining of metal components; particularly light metal components |
| 07/29/2009 | CN201279529Y Wide-amplitude extruding device |
| 07/29/2009 | CN101491816A Extrusion center adjustment method |
| 07/23/2009 | WO2009091109A1 Forming device for thixoextrusion and method thereof |
| 07/22/2009 | CN101486048A Composite shaping method of metal-based layer-shaped composite board and press forming mold thereof |
| 07/22/2009 | CN101486047A Method for producing whole metal self-locking nut |
| 07/16/2009 | WO2009088525A1 Method of welding heated log segments in an aluminum extrusion process |
| 07/16/2009 | CA2775776A1 Method of welding heated log segments in an aluminum extrusion process |
| 07/15/2009 | CN101480670A Squeezing-revolving shaping method of magnesium alloy wheel and device thereof |
| 07/15/2009 | CN100512994C Enclosed extruding precision punching forming method |
| 07/09/2009 | WO2009083508A2 Extrusion process for producing improved thermoelectric materials |
| 07/09/2009 | WO2009083250A1 Method for manufacturing an element from magnesium material and resulting element |
| 07/09/2009 | US20090173128 Method of welding heated log segments in an aluminum extrusion process |
| 07/09/2009 | US20090172932 Method of manufacturing a lead or a lead alloy plate lattice for a lead-acid battery |
| 07/09/2009 | DE102008003310A1 Component i.e. seat rail, producing method for airplane, involves extruding aluminum material through extrusion opening such that extruded profile is formed and simultaneously extruded profile is connected with bar for producing component |
| 07/09/2009 | CA2710789A1 Extrusion process for preparing improved thermoelectric materials |
| 07/08/2009 | CN101474643A Molding technique for welding oil tube and casing tube |
| 07/08/2009 | CN101474642A Multiway shaping method of magnesium alloy wheel and mold |
| 07/08/2009 | CN100509194C Rope wheel pressed forming machine |
| 07/02/2009 | WO2009081664A1 High-strength highly heat-conductive copper alloy pipe and process for producing the same |
| 07/02/2009 | US20090165523 Cooling device for use in metal hot formation |
| 07/01/2009 | CN100506415C Roller type cavity die extrusion molding method |
| 06/30/2009 | US7553287 Guidewire having an embedded matrix polymer |
| 06/30/2009 | US7552611 Sheet processing apparatus, method of use, and plastically deformed sheet |
| 06/30/2009 | CA2400227C Tubular assembly having hydroformed interconnecting member and method for making same |
| 06/25/2009 | WO2009078228A1 Method of successively extruding metal powder |
| 06/25/2009 | WO2009077313A1 Front crossbar for automobile |