| Patents for B21C 3 - Profiling tools for metal drawing; Combinations of dies and mandrels for metal drawing (1,992) |
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| 02/04/2003 | US6513181 Device for mechanically cleaning wire rod for drawn metal wires |
| 01/30/2003 | WO2003009309A1 Method and apparatus for producing keystone type superconducting formed strand |
| 01/22/2003 | CN1099331C Electronic method and device fo r drawing wire of elastic alloy |
| 01/21/2003 | US6508001 Method and apparatus for forming a wire |
| 01/02/2003 | US20030000280 Eyelet sizing tool for a needle/armature rotation limiting feature of a fuel injector |
| 11/13/2002 | CN2520225Y Compound wiredrawing diamond mould core |
| 11/06/2002 | EP1100635B1 An improved process for metal wire drawing and a tool for actuating the process |
| 10/29/2002 | US6470723 Apparatus for manufacturing internal grooved tube |
| 10/16/2002 | CN1092547C Method for producing steel wire with lubricating thin film layer and its drawing die |
| 10/15/2002 | US6464748 Tool for coldforming operations |
| 10/08/2002 | US6461563 Injection and compression molding |
| 10/03/2002 | US20020139458 Dissolving larger gamma-prime particles in the nickel superalloy rigid die insert, growing and reducing crack propagation by refining particle sizes |
| 10/02/2002 | DE10211539A1 Pressure drawing tool, used for drawing wires, rods and profiles, has a drawing core made from one piece with a drawing hole with a funnel-shaped entry zone, a pressure build-up zone, an entry area, a shaping zone, a guiding length, etc. |
| 09/26/2002 | US20020133891 Device for mechanically cleaning wire rod for drawn metal wires |
| 09/19/2002 | WO2002072291A1 Pressure drawing tool for drawing round and non-round billet-shaped metallic stock that is to be shaped |
| 09/17/2002 | US6449997 Process for metal wire drawing and a tool for actuating the process |
| 09/12/2002 | WO2002070158A1 Apparatus and method for manufacturing small diameter medical devices |
| 09/12/2002 | US20020124617 Apparatus and method for manufacturing small diameter medical devices |
| 08/14/2002 | CN1363431A Cold-drawing steel tube core for aluminium foil |
| 08/13/2002 | US6430980 Method and device for coating and shaping strand-shaped metallic material by drawing |
| 08/08/2002 | US20020104350 Apparatus for manufacturing internal grooved tube |
| 08/07/2002 | CN2504007Y Stanning wire drawing die |
| 07/31/2002 | CN2502814Y 拉丝模盒 Drawing Die Box |
| 07/31/2002 | CN2502813Y Wiredrawing machine product drum device of reducing temp. when drawing metal wire |
| 06/13/2002 | US20020071781 Powdered green body alloys and/or metals molded in two stages, sintered into solid continuous body; balanced properties of shrinkage/melting point versus varying properties of strength, elasticity, conductivity etc. |
| 06/12/2002 | EP1213072A2 Method to form multi-material sintered articles |
| 06/05/2002 | EP1210991A1 Tapered body forming method and rolling device |
| 05/23/2002 | US20020059849 Tool for coldforming operations |
| 05/08/2002 | EP1053064B1 Method and device for the deformation by hydrodynamic drawing of multi-layer composite wire by means of lubricant-supplied multiple drawing machines |
| 04/25/2002 | DE10048312A1 Flow turning device for steel sheet billets, esp. tailored blanks has forming chamber with forming rollers adjustable between fixed stop and elastic support |
| 04/24/2002 | CN1345638A Metal wire working method and wire-drawing bench |
| 04/23/2002 | US6374659 Pressure wire drawing tool with detachable pressure and drawing dies |
| 04/18/2002 | US20020043089 Method of and apparatus for making a pipe of different wall thickness |
| 04/16/2002 | US6370860 Hollow wire for faceted jewelry |
| 04/11/2002 | US20020040572 Method and apparatus for forming a wire |
| 04/04/2002 | WO2002027054A1 Tool for coldforming operations |
| 04/04/2002 | DE10047231C1 Verfahren und Vorrichtung zur Herstellung eines Rohres mit partiell unterschiedlichen Wandstärken Method and apparatus for manufacturing a tube having partially different wall thicknesses |
| 03/28/2002 | WO2002024366A1 Method of forming cold diametrally reducing roll for metal pipe and metal pipe formed by the method |
| 03/27/2002 | EP1190784A2 Method for producing a tube with partially different wall thickness |
| 02/27/2002 | CN2478705Y Moving electrode for electric contact continuous hot drawing machine set |
| 02/07/2002 | US20020014477 Arc welding wire of high feeding performance and wire drawing method |
| 01/30/2002 | EP1176222A2 Heat treatment of nickel-base superalloy die inserts |
| 01/23/2002 | CN1332056A Solder wire for arc welding and wiredrawing method thereof |
| 01/09/2002 | EP1170068A1 Three-roll-type reducing mill for electro-resistance-welded tube |
| 01/02/2002 | CN1329676A Method for processing billets out of metals and alloys and article |
| 12/30/2001 | CA2351153A1 Heat treatment of rene 95 die inserts |
| 12/19/2001 | CN1327084A Method for preparing wire drawing mold with diamond compoiste coating |
| 12/13/2001 | DE10027703A1 Process for hot and cold deformation, especially extrusion of a metallic workpiece uses a matrix excited using an oscillating device relative to the workpiece |
| 12/11/2001 | US6329079 Retards coking in petroleum cracking unit producing ethylene, welded iron and aluminum alloy overlay |
| 11/22/2001 | US20010042773 Process for the production of metal pipes |
| 11/14/2001 | CN1321571A Wood wool pulp board produced by China air, its production method and application |
| 11/13/2001 | US6314836 Wire drawing die with non-cylindrical interface configuration for reducing stresses |
| 11/13/2001 | US6314787 Forming tool |
| 11/13/2001 | US6314779 Conductor reducer for co-axial cable |
| 10/11/2001 | US20010027859 Internal grooved tube and manufacturing method thereof |
| 10/03/2001 | CN2451251Y Deformed steel wire drawing combined die |
| 08/30/2001 | WO2001063196A1 Tube with inner surface grooves and method of manufacturing the tube |
| 08/22/2001 | EP1124996A1 Method for processing billets out of metals and alloys and the article |
| 08/21/2001 | US6276181 Three-roll-type reducing mill for electro-resistance-welded tube |
| 08/08/2001 | EP1121991A1 Method for manufacturing metal pipes |
| 07/26/2001 | WO2001052977A1 Forming tool for a pressable material |
| 07/26/2001 | DE10002066A1 High pressure shaping tool for compressible material has bandage incorporated in armouring enclosing die space associated with secondary circuit for preventing inductive heating |
| 07/18/2001 | EP1115896A1 A method and a device for the treatment of a tool, and a medium |
| 06/27/2001 | EP1110638A2 Device for mechanically cleaning wire rod for drawn metal wires |
| 06/06/2001 | CN2433030Y Hard alloy screw mould |
| 05/23/2001 | EP1100635A1 An improved process for metal wire drawing and a tool for actuating the process |
| 05/23/2001 | CN1296431A Method and device for coating and shaping strand-shaped metallic material by drawing |
| 05/16/2001 | EP1098721A2 Hydro compression tube forming die and method for making same |
| 04/10/2001 | CA2103111C Hot rolled steel wire rod, fine steel wire and twisted steel wire, and manufacture of the fine steel wire |
| 01/31/2001 | EP1071525A1 Method and device for coating and shaping strand-shaped metallic material by drawing |
| 01/10/2001 | CN1060537C Diamond-coated wire-drawing die |
| 12/26/2000 | US6164108 Hydro compression tube forming die apparatus and method for making the same |
| 12/13/2000 | CN1059363C Equipment for producing steel bar with concave screw |
| 12/06/2000 | EP1056554A1 Forming tool |
| 11/22/2000 | EP1053064A1 Method and device for the deformation by hydrodynamic drawing of multi-layer composite wire by means of lubricant-supplied multiple drawing machines |
| 11/08/2000 | CN1058205C Swinging die seat for cold drawing machine |
| 11/02/2000 | WO2000064604A1 Tapered body forming method and rolling device |
| 11/01/2000 | CN1271630A Electronic method and equipment for drawing wire of elastic alloy |
| 09/27/2000 | CN1267573A Drawhead box |
| 09/13/2000 | CN2395822Y Drawing mould for hard alloy |
| 08/23/2000 | EP0711210B1 Method of plastic forming of materials |
| 08/09/2000 | CN1262153A Technology for manufacturing steel wire with lubricating film layer and its drawing die |
| 07/27/2000 | DE19902501A1 Dorn, Vorrichtung und Verfahren zum Kaltziehen nahtloser Rohre Dorn, apparatus and method for cold drawing seamless pipes and tubes |
| 07/26/2000 | EP1022070A2 Mandrel, apparatus and method for the cold drawing of seamless tubes |
| 07/04/2000 | US6082163 Multiple slip type wet-drawing process |
| 06/14/2000 | CN1053401C Device for grooving of tubes |
| 05/04/2000 | WO2000005006A3 Hydro compression tube forming die and method for making same |
| 04/06/2000 | WO2000018973A1 Method for processing billets out of metals and alloys and the article |
| 03/23/2000 | WO2000015862A1 A method and a device for the treatment of a tool, and a medium |
| 02/29/2000 | US6029714 Stainless steel pipe of bright annealing finish type, having highly-smoothed inner surface and method for producing the same |
| 02/23/2000 | CN1245094A Tool set for extruding metal |
| 02/22/2000 | US6026672 Wire drawing pressure die holder assembly |
| 02/17/2000 | DE19817088C2 Verfahren und Vorrichtung zum Beschichten und Umformen von strangförmigem metallischem Umformgut mittels Ziehen Method and apparatus for coating and forming strand-metallic shaping stock by drawing |
| 02/16/2000 | CN2363801Y Steel pipe mould |
| 02/16/2000 | CN1244449A Process of machining special die for drawing steel bar and wire for prestressed concrete |
| 02/10/2000 | WO2000006330A1 Die for drawing/extruding and method for treating surface of die for drawing/extruding |
| 02/10/2000 | WO2000006316A1 An improved process for metal wire drawing and a tool for actuating the process |
| 02/03/2000 | WO2000005006A2 Hydro compression tube forming die and method for making same |
| 02/02/2000 | CN1243170A Top material for perforating steel pipe |
| 01/27/2000 | DE19832503A1 Manufacturing rotation symmetrical molded article with undercuts, slots, cavities or threading on inside, by placing removable splay sleeve inside article and then drawing it inside mold |