| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 08/22/2000 | US6106637 Microalloyed steel wire |
| 08/19/2000 | CA2299012A1 Process for producing metal tubes, and transportation rack |
| 08/15/2000 | US6103394 Thin steel sheet having excellent rectangular drawability and production method thereof |
| 08/02/2000 | CN1055034C Working method and device for external spiral tendon metal tube |
| 07/27/2000 | WO2000042926A1 Polypectomy snare instrument with rotatable shaft |
| 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 |
| 06/28/2000 | EP1013819A1 Steel wire and method of manufacturing the same |
| 06/28/2000 | CN2384699Y Cold-drawn (cold-rolled) bearing steel and seamless steel tube |
| 06/28/2000 | CN1053927C Method for mfg. iron-aluminium base alloy wire material |
| 06/27/2000 | US6079248 Drawing process and machine |
| 06/27/2000 | US6079243 Method of production of welding wire |
| 06/14/2000 | CN1053405C Cold drawing tech. for forming reducing stainless steel elbow |
| 06/08/2000 | DE19857781A1 Kettenziehmaschine als Antriebsaggregat beim Walzen oder Ziehen von Stangen und Rohren The chain drawing machine as a drive unit for rolling or drawing of rods and tubes |
| 06/08/2000 | DE19856479A1 Vorrichtung und Arbeitsverfahren zum Einfädeln von Rohren in eine Ziehmaschine Apparatus and the procedures for threading tubes in a drawing machine |
| 06/07/2000 | EP1005928A2 Chain traction device for rolling or drawing of bars or tubes |
| 06/07/2000 | EP1005927A2 Method and device for the threading of tubes in a drawing machine |
| 06/07/2000 | CN1255413A Technology for casting and drawing steel-aluminum compounded electrically conductive wire |
| 06/06/2000 | US6070618 High pressure fuel injection pipe and a method of manufacturing the same |
| 05/31/2000 | CN1254626A Boiling water type atomic reactor |
| 05/18/2000 | WO2000027554A1 Driver system for reducing the speed of or dragging metal strips |
| 05/18/2000 | DE19852537A1 Extrusion process for producing seamless hollow body with one closed end, involving forming closed end of hollow block when holing it, displacing material from edge towards center |
| 05/18/2000 | DE19852078A1 Elastic coating in devices for pulling and braking of metal strip can be adapted using shaping and filler parts for each task, to enable permanent magnets to be attached to roller blocks |
| 05/09/2000 | US6058757 Machining of sheet by compression without removal of material |
| 04/25/2000 | US6054667 Method of manufacturing metal tubes |
| 04/12/2000 | CN1249968A Post-tensioning device for drawing pipe and post-tensioning drawing process |
| 04/04/2000 | US6044680 Machining of sheet without removal of material |
| 03/30/2000 | WO2000017419A1 Method for manufacturing of a cathode suspension bar |
| 03/30/2000 | CA2344475A1 Method for manufacturing of a cathode suspension bar |
| 03/29/2000 | CN2370978Y Automatic controller for metallic pipe die receding machine |
| 03/23/2000 | WO2000015879A1 Method for forming a lubricative film for cold working |
| 03/23/2000 | CA2343779A1 Method for forming a lubricative film for cold working |
| 03/09/2000 | WO2000013193A1 Medical devices incorporating at least one element made from a plurality of twisted and drawn wires |
| 03/09/2000 | WO2000013192A1 Medical devices incorporating at least one element made from a plurality of twisted and drawn wires at least one of the wires being a nickel-titanium alloy wire |
| 02/29/2000 | US6029714 Stainless steel pipe of bright annealing finish type, having highly-smoothed inner surface and method for producing the same |
| 02/16/2000 | EP0979688A1 Method of manufacturing copper tubes |
| 02/16/2000 | CN2363800Y Drawing carriage linkage automatic feeding mechanism for broaching machine |
| 02/16/2000 | CN2363799Y End drawing case |
| 02/10/2000 | WO2000006316A1 An improved process for metal wire drawing and a tool for actuating the process |
| 02/02/2000 | EP0976465A1 A volume-control regulatinon procedure for plastic processing of material by cross-sectional reduction, and system |
| 02/02/2000 | EP0912264B1 Process for manufacture of precision steel tubes |
| 02/01/2000 | US6018975 Multipass wiredrawing machine with wire tension control device |
| 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 |
| 01/05/2000 | EP0968083A1 Constrained filament electrolytic anode and process of fabrication |
| 01/05/2000 | CN2356769Y Electric induction hydraulic pipe expander |
| 01/05/2000 | CN1240384A Constrained filament electrolytic anode and process of fabrication |
| 12/29/1999 | CN2355827Y Improved cold drawn wire drawing machine |
| 12/22/1999 | EP0965394A1 Process to control the drive of a wire drawing machine and wire drawing machine |
| 12/22/1999 | CN2354683Y Water tank wire-drawing bench |
| 12/16/1999 | WO1999064176A1 Method for producing metal shapes with a polygonal cross-section by means of continuous casting on a double-flanged wheel and continuous rolling |
| 12/16/1999 | CA2334851A1 Method for producing metal shapes with a polygonal cross-section by means of continuous casting on a double-flanged wheel and continuous rolling |
| 12/14/1999 | US6000656 Space saving wire drawing machine with floor mounted wire coil |
| 12/09/1999 | DE19823832A1 Verfahren zur Herstellung von Verbund-Rohren aus Metall sowie Verbundrohr und dessen Verwendung A process for the production of composite tubes made of metal as well as composite pipe and its use |
| 12/08/1999 | EP0962267A2 Method of fabrication of composite metallic tubes, composite tube and its use |
| 12/01/1999 | CN2351222Y Parallel type continuous wiredrawing machine |
| 11/25/1999 | DE19821395A1 Ultra-fine gold alloy wire for wire bonding or flip-chip bonding of semiconductor devices |
| 11/23/1999 | US5989732 Plating nickel on stainless steel core wire containing carbon, silicon, manganese, chromium and nickel, depositing potassium sulfate or borax film on plate layer, drawing wire, coiling the drawn wire |
| 11/23/1999 | US5989133 Golf club and shaft therefor and method of making same |
| 11/17/1999 | CN1235376A Thin wire of gold alloy and manufacture and use thereof |
| 11/09/1999 | US5981444 Filling a metal pipe with material powder of superconducting compound oxide, subjecting to the filled pipe to cold-plastic deformation then hot-plastic deformation, sintering the filled powder to form sintered ceramic |
| 10/28/1999 | WO1999054070A1 Method for continuous operation of a wire drawing installation during a coil change |
| 10/28/1999 | WO1999054065A1 Floating plug for drawing of tubes |
| 10/27/1999 | CN1045910C Drawing method for metal conic tube of integrated road lamp pole |
| 10/21/1999 | DE19917028A1 Wire drawing machines saving space |
| 10/13/1999 | CN2342911Y Hydraulic two-step propelling tuber |
| 10/07/1999 | DE19814919A1 Production of long internally and/or externally coated small diameter pipes, especially drinking water pipes or fittings |
| 10/06/1999 | CN2341731Y Tension controller for thread extension machine |
| 10/06/1999 | CN1045422C Apparatus for supplying of long works |
| 09/29/1999 | EP0945521A1 A continuous process for obtaining metal wires and a plant for actuation of the process |
| 09/23/1999 | WO1999048109A1 Multifilament nickel-titanium alloy drawn superelastic wire |
| 08/25/1999 | EP0937519A2 Multiple slip type wet-drawing process |
| 08/12/1999 | WO1999039851A1 Method of producing circular cylinder member |
| 08/11/1999 | CN1225298A Method and equipment for reducing tube end by roll forging |
| 08/05/1999 | WO1999038625A1 Method and device for the deformation by hydrodynamic drawing of multi-layer composite wire by means of lubricant-supplied multiple drawing machines |
| 08/05/1999 | CA2318831A1 Method and device for the deformation by hydrodynamic drawing of multi-layer composite wire by means of lubricant-supplied multiple drawing machines |
| 07/28/1999 | EP0931601A1 Device for mechanical cleaning of wire rod for the production of drawn metal wires |
| 07/27/1999 | US5927131 Method of manufacturing wire for use in a wire saw and wire for use in a wire saw |
| 07/21/1999 | CN1223178A Machining of sheet without removal material |
| 07/20/1999 | US5924194 Heating steel wire, joining metal bands to surface by rolling under reducing gas, reducing cross-section, heating copper wire, joining to first element |
| 07/15/1999 | DE19801737A1 Drawing machine with pulley, cone and shaft for wire drawing |
| 07/13/1999 | US5921124 Drawing process control method |
| 07/07/1999 | EP0790869B1 Method and device for forming and/or coating wire-shaped metal material |
| 07/07/1999 | CN2327464Y Rotary pin for cold drawing metal pipe |
| 06/30/1999 | CN2326362Y Drawing-rolling machine for internal thread coil pipe |
| 06/30/1999 | CN2326361Y Combined short-stress-line prestressed roller mould |
| 06/30/1999 | CN2326359Y Drawing-rolling machine for cold-rolling concrete reinforcing bar with ribs |
| 06/24/1999 | WO1999031282A1 Cold drawn wire and method for the manufacturing of such wire |
| 06/23/1999 | CN1220626A Method of production of welding wire |
| 06/16/1999 | CN2323885Y Wheel spoke extruding machine |
| 06/09/1999 | EP0841997B1 Drawing process and machine |
| 06/09/1999 | CN1218840A Rare-earth copper alloy contact wire and its producing equipment and method |
| 05/19/1999 | EP0916565A1 Pipe-shaped or rod-shaped article and method for its manufacture |
| 05/19/1999 | EP0916421A1 Machining a sheet metal without removing material, by compressing |
| 05/19/1999 | EP0916419A1 Working of sheet without removing material, by drawing |
| 05/19/1999 | EP0916418A2 Multipass wiredrawing machine provided with a device for improved adjustment and control of the tension of the wire being processed, particularly for drawing metal wires |
| 05/13/1999 | CA2250991A1 Sheet metal machining by way of stretching and without removal of material |
| 05/12/1999 | EP0914899A1 Method of production of welding wire |
| 05/06/1999 | EP0913211A2 Method and device for reducing the wall thickness of a hollow block |
| 05/06/1999 | EP0912264A1 Process for manufacture of precision steel tubes |