| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 11/11/2009 | CN101577150A Process for semi-solid state continuous forming of heavy cross section conducting copper-clad aluminum wire |
| 11/11/2009 | CN101574711A Eye die holder in double-head wire drawing machine |
| 11/11/2009 | CN101574710A Process for machining and manufacturing supporting ring |
| 11/11/2009 | CN100558504C Preparation of seamless special-shaped steel pipe for low temperature resistance oil derrick electric transmission pole tower |
| 11/04/2009 | EP2113579A1 Magnesium base alloy wire |
| 11/04/2009 | CN201340760Y Armoring superconductive conductor reducing machine |
| 11/03/2009 | CA2581071C Method for fabricating thin californium-containing radioactive source wires |
| 10/28/2009 | CN101568975A Manufacturing method for insulated electric wire, and its manufacturing apparatus |
| 10/28/2009 | CN101568658A High-strength highly heat-conductive copper alloy pipe and process for producing the same |
| 10/28/2009 | CN101564812A Spiral hoop reinforcement manufacturing machine |
| 10/28/2009 | CN101564738A Machining process of directly pulling steel round rope into flat rope |
| 10/28/2009 | CN100555475C Copper-aluminum composite contact wire |
| 10/27/2009 | US7607332 Apparatus for removing dent in sheet metal and method thereof |
| 10/21/2009 | CN201329373Y Acid cleaning-free take-up winder |
| 10/21/2009 | CN101563175A Production method of multi-gauge strips |
| 10/21/2009 | CN101559442A Sheet-stretching machine |
| 10/21/2009 | CN101559441A Wire drawing machine |
| 10/21/2009 | CN101559440A Aluminum alloy wire-drawing machine set |
| 10/20/2009 | US7603883 Method of drawing a ceramic |
| 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 | CN201324760Y Hydraulic profile drawing press |
| 10/14/2009 | CN201324759Y Pointing machine |
| 10/14/2009 | CN201324758Y Water tank type wire drawing machine with polishing tube |
| 10/14/2009 | CN101554637A Method for processing fine line diameter leadless soldering wire |
| 10/14/2009 | CN101554636A Dieless drawing forming process of continuous columnar crystal or monocrystal texture metal material |
| 10/13/2009 | US7600408 Dockable trolley for vehicle frame-straightening bench |
| 10/07/2009 | CN201320560Y Diameter reduction device for steel pipes |
| 10/01/2009 | WO2009118631A1 Cooling system and method for a rotatable drum |
| 09/30/2009 | CN101546631A Method and device for downwards leading and continuously casting copper wire covering steel core |
| 09/29/2009 | US7594332 Method and apparatus for making a cylindrical bearing member |
| 09/23/2009 | CN201313110Y Tensile straight-line drawbench |
| 09/23/2009 | CN101537436A Method for processing reducer pipe by integral cold drawing molding |
| 09/23/2009 | CN101537435A Dieless drawing forming process for conical metal pipe |
| 09/23/2009 | CN101537434A Transmission method and transmission structure capable of preventing expansion ring from damaging transmission shaft of wire drawing machine |
| 09/17/2009 | US20090229334 Wire Drawing Machine and Method |
| 09/16/2009 | CN201308916Y Bamboo joint prevention device for metal wires |
| 09/16/2009 | CN101532117A Continuous metallic glass fiber and preparing method thereof |
| 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 | CN101530869A Process for manufacturing stainless-steel seamless steel pipe used for high-pressure boiler, boiler and heat-exchanger |
| 09/16/2009 | CN100540168C Method for producing metal ball bar |
| 09/15/2009 | US7587918 Crimping device |
| 09/15/2009 | CA2385403C Modular drawing apparatus and drawing line |
| 09/09/2009 | CN101525713A Magnesium base alloy wire |
| 09/09/2009 | CN101524722A Method for producing ultra thin wall metallic tube with cold working process |
| 09/09/2009 | CN101524721A Method for preparing single-crystal copper bonding wire |
| 09/08/2009 | US7584641 Forging machine having rollers between a support and a slide body of a die assembly |
| 09/08/2009 | CA2385411C Drawing machine |
| 09/03/2009 | WO2009107289A1 Iridium alloy excellent in hardness, processability and stain proofness |
| 09/02/2009 | CN201300151Y Draw bench planet rolling intermediate reel |
| 09/02/2009 | CN101518790A Turntable wire drawing machine |
| 09/02/2009 | CN101518789A Process for producing stainless steel ultra-fine wire |
| 08/26/2009 | CN201296771Y An electrode guide wheel cooling apparatus of continuous annealing wire-drawing machine |
| 08/26/2009 | CN201295707Y Double-rail drawing machine |
| 08/26/2009 | CN201295706Y Parallel continuous wire drawing machine |
| 08/26/2009 | CN101517099A High strength high carbon steel wire and method for manufacture thereof |
| 08/26/2009 | CN101513648A Conveying device in tube blank mounting process |
| 08/19/2009 | CN201291239Y Stepless speed changing water-box type wire drawing device |
| 08/19/2009 | CN101511501A Method for manufacturing a heat exchanger tube |
| 08/19/2009 | CN101511500A Method for molding hollow section bar |
| 08/19/2009 | CN101510455A Technology and apparatus for manufacturing shaped conductor |
| 08/19/2009 | CN101507982A Building block system type tube stretcher |
| 08/19/2009 | CN101507981A Wire drawing machine drum rim and manufacture technique thereof |
| 08/19/2009 | CN100529445C Method for making a cylindrical bearing member, and groove forming mold core pin |
| 08/19/2009 | CN100529147C Ultra-elastic memory heat treatment method for copper-base shape memory alloy obtained by thermal continuous casting |
| 08/19/2009 | CN100529143C Corrosion resistance, cold processing and toughness excellent stainless steel rod or wire with magnetic property |
| 08/19/2009 | CN100528390C Limiting core rod cold drawn tube technique and equipment thereof |
| 08/13/2009 | US20090199924 Cold roll forming method for reducing a diameter of a metal pipe, and a metal pipe product having its diameter reduced by such method |
| 08/12/2009 | CN101502853A Method for manufacturing aluminum tube for photosensitive drum basal body |
| 08/12/2009 | CN100525987C High strength aluminum alloy welding wire and its preparing method |
| 08/06/2009 | WO2009096034A1 Process for manufacturing ultrathin wall metallic pipe by cold drawing method |
| 08/06/2009 | WO2009047688A3 Steel tube drawing process and apparatus |
| 08/06/2009 | US20090193868 Method of producing ultra thin wall metallic tube by cold drawing process |
| 08/05/2009 | CN201283370Y High-precision large-sized cold drawn tube equipment |
| 08/05/2009 | CN201283369Y Water tank type wire-drawing machine |
| 08/05/2009 | CN101499336A Production method of three-intermediate color cable with outer conductor |
| 08/05/2009 | CN101497087A Automatic material-fetching machine for clarifier case formed by stretching |
| 08/05/2009 | CN101497081A Technique for processing fire poker |
| 08/04/2009 | CA2436755C Method of continuous production of metal wires |
| 07/30/2009 | WO2009093734A1 Method for manufacturing brass-plated steel wire and device for drawing brass-plated steel wire |
| 07/29/2009 | CN201279528Y Novel drawing machine drum |
| 07/29/2009 | CN101491815A Method for constituting steel-ingot drawing-out technique |
| 07/29/2009 | CN100518979C Method for producing metallic strips |
| 07/22/2009 | CN201275562Y Automatic discharging system of vertical pulling machine for copper-tube |
| 07/22/2009 | CN101489697A Method of descaling metal wire rod and apparatus therefor |
| 07/22/2009 | CN101486046A Wire-drawing machine |
| 07/15/2009 | CN201271655Y Stretching auxiliary mechanism of drawing machine |
| 07/15/2009 | CN201271654Y Cold tube drawing bench |
| 07/15/2009 | CN100512993C Composite bevel clamping system |
| 07/15/2009 | CN100512992C Combination beam type tension force stretching method |
| 07/15/2009 | CN100512991C Full floating tension force stretching method |
| 07/09/2009 | WO2009083250A1 Method for manufacturing an element from magnesium material and resulting element |
| 07/09/2009 | WO2009064060A8 Method of manufacturing copper clad aluminum busbar |
| 07/09/2009 | DE102005026153B4 Verfahren zur Herstellung eines zylindrischen Lagerelements A method for producing a cylindrical bearing element |
| 07/09/2009 | CA2711431A1 Glass-coated wires and methods for the production thereof |
| 07/08/2009 | CN201267835Y Tube drawer for metal section bar |
| 07/08/2009 | CN201267834Y Steel wire die-drawing double-tension processing device |
| 07/08/2009 | CN101474641A Technique for producing high-pressure oil tube |
| 07/02/2009 | WO2009081664A1 High-strength highly heat-conductive copper alloy pipe and process for producing the same |