| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 02/13/2008 | CN100368627C Bullet wire cable and its production process |
| 02/12/2008 | US7328510 Elbow rotator |
| 02/07/2008 | US20080028815 Push Bench and Method of Manufacturing Small Diameter Tubing |
| 02/06/2008 | EP1884296A1 Method of manufacturing ultrathin wall metallic tube by cold working method |
| 02/06/2008 | CN101117691A Technique for processing heavy caliber pipes |
| 02/06/2008 | CN101116935A Valve collet producing technology |
| 02/06/2008 | CN101116878A Cold drawing accurate steel tube wall thickness adjusting mechanism |
| 02/06/2008 | CN100366355C Hydraulic flexible method for producing cold-drawn pipe and apparatus |
| 02/06/2008 | CN100366354C Method and device for manufacturing tube with high dimensional accuracy |
| 02/06/2008 | CN100366353C Reciprocating steel pipe drawer |
| 01/31/2008 | WO2008013179A1 Method of descaling metal wire rod and apparatus therefor |
| 01/30/2008 | EP1267363B1 Method for producing oxide superconducting wire |
| 01/30/2008 | CN201012367Y Aluminum honeycomb drawing machine |
| 01/23/2008 | CN101109051A Technique of producing high conductivity electric special-shaped line |
| 01/10/2008 | US20080007088 Vehicle Frame Having Energy Management System And Method For Making Same |
| 01/09/2008 | CN201002110Y Stainless steel section bar precision forming device |
| 01/09/2008 | CN101100704A Method for manufacturing wire drawing machine drum |
| 12/27/2007 | DE10339867B4 Verfahren zur Herstellung von metallischen Flachdrähten oder Bändern mit Würfeltextur A process for producing metallic flat wires or strips with a cubic texture |
| 12/26/2007 | EP1427550B1 Manufacture of metal tubes |
| 12/26/2007 | CN200995233Y Coiling axis and coupling structure |
| 12/26/2007 | CN200995232Y Carbon-steel metal material drawing machine |
| 12/26/2007 | CN200995220Y Flatners of rolled parts |
| 12/26/2007 | CN100357045C Nine-mold copper wire drawbench set |
| 12/20/2007 | US20070290575 Ultrasonic energy system and method including a ceramic horn |
| 12/20/2007 | US20070289350 Flat wire manufacturing method of manufacturing flat wire for ring gear |
| 12/19/2007 | EP1867428A1 Magnesium weld line |
| 12/19/2007 | CN200991722Y Horizontal drawing hydropress |
| 12/19/2007 | CN200991721Y Wire-drawing machine with automatic adjustament of wiredrawing machine die position |
| 12/19/2007 | CN101088701A Flat wire manufacturing method of manufacturing flat wire for ring gear |
| 12/13/2007 | DE102006026994A1 Anordnung und Verfahren zur Bearbeitung von Draht Apparatus and method for processing wire |
| 12/12/2007 | EP1864724A1 Assembly for and method of working metal wire |
| 12/12/2007 | CN200988057Y Constant temperature wire drawing machine |
| 12/05/2007 | CN200984593Y Accurate steel-tube cold drawing machine chucking |
| 12/05/2007 | CN200984592Y Multi- roller pushing type pipe-contracting machine |
| 12/05/2007 | CN200984591Y Fiber drawing cone pulley |
| 12/05/2007 | CN200984590Y Ultrasonic wave fiber drawing system |
| 12/04/2007 | US7302824 Portable press system for repairing automotive components |
| 11/29/2007 | WO2007136412A2 Methods for oriented growth of nanowires on patterned substrates |
| 11/29/2007 | DE102006034094B3 Wire mill system comprises cooling section containing conveyor which transports wire from mill to coiling unit and is connected to it by second conveyor which can be moved backwards and forwards |
| 11/28/2007 | EP1435398B1 Tunsten wire, cathode heater, and filament for vibration service lamp |
| 11/22/2007 | US20070267276 Drawing Machine and Method of Drawing a Workpiece |
| 11/21/2007 | EP1857722A1 Metal pipe and method for manufacturing same |
| 11/21/2007 | CN101074465A Production of high-strength heat-resisting aluminum-alloy overhead transmission connecting wire |
| 11/21/2007 | CN101073865A Production of phi-0.1 cored lead-free soldering wire |
| 11/20/2007 | US7297238 Ultrasonic energy system and method including a ceramic horn |
| 11/14/2007 | CN200974100Y Hydraulic pressure head withdrawing machine |
| 11/14/2007 | CN200974076Y Dust-removing device for wire drawing machine |
| 11/14/2007 | CN101070931A Method for preparing large-diameter white copper pipe |
| 11/14/2007 | CN101070582A Austenite cold-forged stainless-steel and steel wire making method |
| 11/14/2007 | CN101070568A Method for preparing copper pipe for magnetic control pipe |
| 11/14/2007 | CN101069939A Non-modulation cold-forging steel wire processing high-streagth fastener method |
| 11/14/2007 | CN101069900A Section-drawing clamping device |
| 11/14/2007 | CN101069899A Metal pipe material stretching machine |
| 11/07/2007 | CN101067187A Stainless steel wire for spoke use and producing method thereof |
| 11/06/2007 | US7290424 Push bench method for manufacturing small diameter tubing |
| 11/06/2007 | US7290421 Variable curvature tube and draw die therefor |
| 11/01/2007 | WO2007123081A1 Process for producing wire for bead cord, bead cord, and vehicle tire |
| 11/01/2007 | WO2007123073A1 Pipe drawing plug, and pipe manufacturing method using the plug |
| 11/01/2007 | US20070251666 Wear resistant aluminum alloy elongate body, manufacturing method thereof and piston for car air conditioner |
| 10/31/2007 | CN200967063Y Multi-head filament extending machine having energy-saving function |
| 10/31/2007 | CN200967062Y Cold type wire drawing machine |
| 10/31/2007 | CN100345655C Backing ring made from red copper in use for plasma arc welding sheet metal and fabricating method |
| 10/25/2007 | US20070245795 Drawing Machine and Method for Drawing an Elongated Workpiece |
| 10/24/2007 | CN200963641Y Multi-headed wiredrawing wheel |
| 10/24/2007 | CN101060942A Reduction of tubes by means of a graduated mandrel for producing tubular shafts with an undercut in an operation |
| 10/24/2007 | CN101058142A Method for preparing copper and nickel alloy seamless copper tube |
| 10/23/2007 | US7285174 Producing high grade cube texture; cold drawing before recrystallization annealing; applicable to nickel, copper, aluminum and silver metals or alloys and austenitic iron-nickel steel |
| 10/18/2007 | US20070240478 Wire-drawing apparatus |
| 10/18/2007 | DE102006017671A1 Drahtziehvorrichtung Wire puller |
| 10/17/2007 | EP1844868A2 Wire drawing device |
| 10/17/2007 | CN200960529Y Stainless steel fine line drawing machine |
| 10/17/2007 | CN101056723A Aluminum pipe production method |
| 10/17/2007 | CN101053878A High intensity stool wire-drawing machine with wire-drawing drum of outer circumference applying force |
| 10/17/2007 | CN101053877A Method for adjusting copper wire spherical degree in silver-plating/tinplating copper wire technology |
| 10/11/2007 | WO2007114100A1 Process for producing steel for high-carbon steel wire material with excellent drawability and fatigue characteristics |
| 10/11/2007 | US20070234542 Method for Producing Metallic Flat Wires or Strips with a Cube Texture |
| 10/11/2007 | DE4410113B4 Verfahren zur Fertigung von Rillen-Fahrdraht und Vorrichtung zur Durchführung des Verfahrens A process for the production of grooved-contact wire and apparatus for carrying out the method |
| 10/10/2007 | CN200957432Y Wire-collecting shaft locking mechanism of topped cylinder for wiredrawing machine |
| 10/10/2007 | CN200957430Y Iron-wire antirust-wiredrawing combiner |
| 10/10/2007 | CN101049614A Many-headed wire-drawer cone pulley |
| 10/10/2007 | CN101049613A Mode for wire drawing electrode material of multielement composite rare earth tungsten |
| 10/10/2007 | CN100341637C Method for processing banana arc crystallizer copper tube with special cross section |
| 10/04/2007 | WO2007111360A1 Wire drawing machine and method |
| 10/04/2007 | WO2007111258A1 Cold finish seamless steel pipe for drive shaft and method for producing the same |
| 10/04/2007 | WO2006105002A3 Tool for making enhanced heat transfer surfaces |
| 10/04/2007 | US20070227224 Variable curvature tube and draw die therefor |
| 10/03/2007 | EP1840487A1 Endless capillary tubes in aluminium alloy, lamination valves comprising aluminium alloy capillary tubes and an aluminium alloy |
| 10/03/2007 | CN100340371C Method for producing lighter base member |
| 10/02/2007 | US7275405 Straight drawing machine |
| 09/27/2007 | WO2007109612A2 Valve metal ribbon type fibers for solid electrolytic capacitors |
| 09/20/2007 | US20070214857 Valve metal ribbon type fibers for solid electrolytic capacitors |
| 09/19/2007 | CN101039763A Process for producing thin californium-containing radioactive source wires |
| 09/19/2007 | CN101037750A Aluminum alloy antenna pipe and manufacturing method thereof |
| 09/19/2007 | CN100337811C Hydraulic press for drawing tech. based on long porous kinds |
| 09/13/2007 | WO2007102233A1 Brass plated steel wire for rubber article reinforcement and process for producing the same |
| 09/13/2007 | DE102006010526A1 Spring-elastic part e.g. coil spring, manufacturing method for use in passenger car, involves carrying out cross sectional variation of rod-shaped metallic workpiece during traction process under heating up with traction force |
| 09/12/2007 | CN200945501Y Bonding spun gold drawing machine |
| 09/12/2007 | CN200945500Y Full-automatic hydraulic drawing car |
| 09/12/2007 | CN200945499Y High-accuracy hydraulic cold pipe-moving machine |
| 09/12/2007 | CN100337288C Oxygen-free copper generatrix and its preparing method |