Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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11/02/2011 | CN202021215U Tin alloy wire drawing machine with broken wire protection function |
11/02/2011 | CN202021214U Wire-feed traction system of wet wire drawing machine |
11/02/2011 | CN102232009A Manufacturing method for ultrathin seamless metal pipe utilizing floating plug |
11/02/2011 | CN102230112A Method for improving mechanical properties of aluminum-titanium-carbon (Al-Ti-C) round wire rod alloy |
11/02/2011 | CN102228911A Vertical deadbeat wire drawing equipment |
11/02/2011 | CN101670389B Manufacturing process of cold-drawing seamless steel tube for vehicular compressed natural gas annular-wrapped gas cylinder |
11/01/2011 | US8047036 Device and method for explosion forming |
10/27/2011 | US20110259848 Rolled Copper Foil or Electrolytic Copper Foil for Electronic Circuit, and Method of Forming Electronic Circuit Using Same |
10/26/2011 | EP2380998A1 Method for producing high alloy steel pipe |
10/26/2011 | EP2380672A2 Dies for shear drawing |
10/26/2011 | CN202015754U Intermediate drawing pay-off device for steel cords |
10/26/2011 | CN202015747U Segment die for automatic cold drawing machine for non-ferrous metal tubes |
10/26/2011 | CN202015745U Improved winding drum of low-carbon steel wire drawing machine |
10/26/2011 | CN202015744U Driven wheel of wire drawing machine |
10/26/2011 | CN202015743U Finely sliding wire drawing machine |
10/26/2011 | CN102226991A Copper palladium alloy monocrystal bonding wire and manufacturing method thereof |
10/26/2011 | CN101755059B Process for production of duplex stainless steel tubes |
10/26/2011 | CN101403119B Technique for producing high-strength steel stranded wire by 77MnA steel |
10/26/2011 | CN101364459B Copper coated aluminum bus bank production method and apparatus |
10/20/2011 | DE102010015389A1 Federdraht, Feder damit und Herstellungsverfahren dafür Spring wire, spring and thus production method thereof |
10/19/2011 | EP2377627A1 A bimetallic tube, apparatus comprising such a tube and method of manufacturing an apparatus comprising a bimetallic tube |
10/19/2011 | CN202010703U Wire drawing device of wire drawing machine |
10/19/2011 | CN102222624A Preparation method of single crystal copper wire |
10/19/2011 | CN102220511A Oxygen-free copper tube and machining method thereof |
10/19/2011 | CN102218453A Drawing method and drawing machine for internal-threaded pipe |
10/18/2011 | US8037599 Method for removing a cable core from a cable sheath |
10/13/2011 | US20110250463 Aluminium oxide forming nickel based alloy |
10/12/2011 | EP2374746A1 Detection method and system of at least one final end of a winding |
10/12/2011 | EP2373436A1 System and method for manufacturing and classifying wire |
10/12/2011 | CN202006223U Continuous drawing equipment for aluminum tubes |
10/12/2011 | CN102215993A System and method for manufacturing and classifying wire |
10/12/2011 | CN102211114A Method for producing wear-resistant steel wire roller |
10/12/2011 | CN102211113A Process for producing variable diameter pipe |
10/05/2011 | EP2371463A1 Manufacturing method for ultrathin seamless metal pipe utilizing floating plug |
10/05/2011 | CN201997568U Anti-shiver device |
10/05/2011 | CN201997554U Hollow aluminum spacing strip continuous forming equipment |
10/05/2011 | CN201997553U Two-way pushing cold drawing machine |
10/05/2011 | CN201997552U Wire drawing device for solder wire drawing machine |
10/05/2011 | CN102205360A Pneumatic self-locking type automatic lifting take-up device for water-tank wire drawing machine |
10/05/2011 | CN101927274B Production technology of hyperfine steel wire |
10/05/2011 | CN101199970B Control system of dual frequency converting wire drawing machine |
09/29/2011 | US20110232352 Method of producing ultrathin-wall seamless metal tube using floating plug |
09/28/2011 | EP2368648A1 Method for reforming rods, profiles and/or tubes with a pull force and a counteracting force |
09/28/2011 | EP1712306B1 Cold-finished seamless steel pipe |
09/28/2011 | CN201992005U 一种拉丝机用减速机 One kind of drawing machine reducer |
09/28/2011 | CN201990250U 移料机 Move feeder |
09/28/2011 | CN102202808A Carbon steel wire with high strength and excellent ductility and fatigue resistance, process for producing same, and method of evaluation |
09/22/2011 | WO2011115166A1 Method for drawing metallic tube |
09/21/2011 | EP1884296B1 Method of manufacturing ultrathin wall metallic tube by cold working method |
09/21/2011 | CN201978963U 一种黄铜合金冷凝管水平连铸-轧制-退火-拉伸设备 Brass alloy condenser horizontal continuous casting - rolling - annealing - stretching device |
09/21/2011 | CN201978957U 航空级无缝不锈钢管冷拔工艺模具 Aircraft-grade cold-drawn seamless stainless steel pipe mold process |
09/21/2011 | CN201978956U 旋转摆臂供线装置 Rotating arm feeders |
09/21/2011 | CN201978955U 冷拔机拔制小车返回装置 Drawing machine pull trolley system return means |
09/21/2011 | CN201978954U 一种铜合金棒材液压拉伸装置 A copper alloy rod hydraulic stretching device |
09/21/2011 | CN201978953U 一种下穿式大拉丝机 One kind of beneath big-drawing machine |
09/21/2011 | CN201978952U 冷拔机拔制小车 Drawing machine pull trolley system |
09/21/2011 | CN1975094B Steel pipe for burying and expansion and burying method of oil well steel pipe |
09/21/2011 | CN102191412A Aluminum alloy tube of photoconductor drum, and production method and equipment thereof |
09/21/2011 | CN102189379A Cold drawing method and die for special-shaped pipes |
09/21/2011 | CN102189139A Cold-drawing inner mold regulating and positioning device for internal-thread seamless steel pipe |
09/21/2011 | CN102189137A Hydraulic drive drawing mill |
09/21/2011 | CN102189136A Wire feed and traction system of wet wire drawing machine |
09/21/2011 | CN101707084B Manufacturing method for copper-magnesium alloy stranded wire |
09/21/2011 | CN101148691B Steel/steel composite wire material and anneal manufacturing method thereof |
09/20/2011 | US8020419 Hydroforming die adjustable for springback correction |
09/15/2011 | DE102009035151A1 Method for manufacturing hollow base body of cam shaft in combustion engine of motor car, involves introducing recesses into lateral surface of base body, where recesses are distributed over lateral surface when viewed from cross-section |
09/14/2011 | EP1412549B1 Bundle drawn stainless steel fibers |
09/14/2011 | CN201969740U 直进式拉丝机压线辊 Straight line drawing machine press roll |
09/14/2011 | CN102186609A Device for drawing tubular workpiece |
09/14/2011 | CN102179417A Superspeed wire rod extension processing equipment control system |
09/14/2011 | CN102179416A Wire-pressing roller for straight advancing type wire drawing machine |
09/14/2011 | CN101702351B Method for hardening enamelled rectangular copper wire on line |
09/14/2011 | CN101664766B Adjustable drawbench |
09/14/2011 | CN101327880B Automatic paper-feeding apparatus of roller drawbench |
09/08/2011 | US20110214774 Aluminum tube and method for manufacturing same |
09/07/2011 | CN102174671A Thermal treatment production line of high-strength stirrup |
09/07/2011 | CN102172995A Metal composite wire and preparation method thereof |
09/07/2011 | CN102172818A Method for processing rectangular round hole conductor copper pipe of double-water internal cooling generator |
09/07/2011 | CN102172663A Production technology and equipment for composite steel tubes |
09/07/2011 | CN102172655A Steel pipe online head manufacturing device |
09/07/2011 | CN102172654A Drawing process for gas-protection welding wire |
09/07/2011 | CN102172653A Production process of metal microfilament for weaving |
09/07/2011 | CN102172652A Broken wire detection mechanism for direct feed-type drawing machine |
09/07/2011 | CN101704029B Crawler type drawing machine |
09/07/2011 | CN101704028B Online annealing triple successive drawing technology of copper alloy condenser pipe in power plant |
08/31/2011 | CN201950082U 一种黄铜冷凝管连续拉伸设备 Brass condenser continuous stretching device |
08/31/2011 | CN102166693A Antirust method for cold drawing production of high-strength alloy welding wire |
08/31/2011 | CN102166586A Finish draw technology of alloy welding wire |
08/31/2011 | CN102166585A Preparation process of multi-strand cutting steel wire |
08/31/2011 | CN102166584A Technology of preparing special-shaped cutting steel wire |
08/31/2011 | CN101653792B Processing method of molybdenum and molybdenum alloy narrowband |
08/25/2011 | US20110206552 Carbon steel wire with high strength and excellent ductility and fatigue resistance, process for producing the same, and method of evaluating the same |
08/24/2011 | CN201940432U 长号拔管机 Trombone pulling machines |
08/24/2011 | CN201940431U 一种改良的拉丝机 An improved wire drawing machine |
08/24/2011 | CN201940430U 一种微拉机 A micro drawing machine |
08/24/2011 | CN102161056A Reciprocating mechanism of drawing trolleys on drawing machine |
08/24/2011 | CN102161055A Improved reel of low-carbon steel wire drawing machine |
08/17/2011 | EP1491645B1 Magnesium base alloy tube and method for manufacture thereof |
08/17/2011 | CN102152069A Method for producing steel sectional material of air valve |
08/17/2011 | CN102151707A Double-drum type wire-collecting winding drum for straight line wire drawing machine |