| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 08/17/2011 | CN102151706A Tin-alloy wire drawing machine |
| 08/11/2011 | WO2011096576A1 Soft-dilute-copper-alloy material, soft-dilute-copper-alloy wire, soft-dilute-copper-alloy sheet, soft-dilute-copper-alloy stranded wire, and cable, coaxial cable and composite cable using same |
| 08/11/2011 | WO2011096242A1 Electrode wire for wire electrical discharge machining, method for manufacturing the same, and method for electrical discharge machining the same |
| 08/10/2011 | CN201924062U 一种控制铜线材在中拉连退工序中打火问题的装置 A copper wire ignition control in continuous annealing step problem pulling device |
| 08/03/2011 | EP2351621A1 Carbon steel wire with high strength and excellent ductility and fatigue resistance, process for producing same, and method of evaluation |
| 08/03/2011 | CN1933037B Method for producing copper alloy contact wire with excellent comprehensive performance |
| 08/03/2011 | CN102139287A Stamping die for necking of pipe body |
| 08/03/2011 | CN102139286A Control device used for continuous drawing |
| 08/03/2011 | CN102139285A Continuous drawing device |
| 08/03/2011 | CN102139284A Wire drawing machine |
| 08/03/2011 | CN102139283A 拉丝机 Drawing Machine |
| 08/03/2011 | CN101670388B Manufacturing process of cold-drawing seamless steel tube for vehicular wrapped gas cylinder |
| 08/03/2011 | CN101491815B Method for constituting steel-ingot drawing-out technique |
| 07/27/2011 | CN201906745U Automatic shutdown device when in wire disorderliness |
| 07/27/2011 | CN102133584A Slip ring type planet rolling drawing wheel |
| 07/27/2011 | CN102133583A Die/dieless integrated drawing process and device |
| 07/27/2011 | CN102133582A Mold/non-mode combined pulling process and device |
| 07/27/2011 | CN101758097B Driving axle part on wire-drawing machine |
| 07/27/2011 | CN101758095B Digitally-controlled wire drawing machine and control method thereof |
| 07/27/2011 | CN101178958B Ultra-high tension copper wire and method of producing the same |
| 07/27/2011 | CN101178957B Method of producing the copper alloy contact wire |
| 07/26/2011 | CA2460064C Manufacture of metal tubes |
| 07/21/2011 | US20110174041 System for Manufacturing Wire |
| 07/20/2011 | EP1907146B1 Device for forming tubular electroconductive and/or magnetisable goods, comprising a means for conducting an electric current |
| 07/20/2011 | CN201900144U Stamping die for necking down processing of pipe fitting body |
| 07/20/2011 | CN201900143U Improved structure of seamless steel tube cold-drawing machine |
| 07/20/2011 | CN101698207B Method for producing copper alloy coil pipe |
| 07/13/2011 | CN201898004U Wire drawing machine with continuous annealing, preheating and sizing functions |
| 07/13/2011 | CN201895015U Jaw seat and wall plate of drawing trolley |
| 07/13/2011 | CN201895014U High-speed continuous production line of metal wires |
| 07/13/2011 | CN102121077A Gold bonding wire and preparation method thereof |
| 07/13/2011 | CN102120227A Improved cold drawing mould of seamless steel pipe and cold drawing process thereof |
| 07/06/2011 | CN201889318U Brass condenser pipe continuous induction annealing and drawing equipment |
| 06/30/2011 | WO2011077650A1 Base tube for cold-drawing, manufacturing method for same, and manufacturing method for cold-drawn tube |
| 06/30/2011 | CA2782192A1 Blank tube for cold drawing and method for producing the same, and method for producing cold drawn tube |
| 06/29/2011 | CN201880750U Tension adjusting device for reeling up wires by spool |
| 06/29/2011 | CN201880749U Straight wiredrawing machine |
| 06/29/2011 | CN102107226A Metal wire tension detection and control device in straight line wire drawing machine |
| 06/29/2011 | CN101623710B Method for drawing aluminum enameled wire bare aluminum wire |
| 06/29/2011 | CN101569968B Silver alloy bonding wire for packing wires and manufacturing method thereof |
| 06/22/2011 | CN201871557U Rolling-type blanking carrier roller device of hydraulic drawbench for copper bar |
| 06/22/2011 | CN201871556U Improved structure of seamless steel pipe cold drawing machine |
| 06/22/2011 | CN201871555U Improved seamless steel tube cold-drawing machine structure |
| 06/22/2011 | CN201871554U Online wiping device of oil contamination of aluminum wire |
| 06/22/2011 | CN201871553U Oil stain on-line wiping device for wire stretching wheel of middle wire drawing machine |
| 06/22/2011 | CN102105246A Member for lathe machining |
| 06/22/2011 | CN101708506B Waste leftover material wire drawing machine and wire drawing method |
| 06/22/2011 | CN101642782B Method for preparing Cr-Ni system Austenitic heat-resistant steel springs and cool-drawn steel wires thereof |
| 06/22/2011 | CN101564738B Machining process of directly pulling steel round rope into flat rope |
| 06/15/2011 | CN201862645U Device for preparing variable-channel superfine-crystal copper aluminum wire |
| 06/15/2011 | CN102091725A Tube drawing bench for trombones |
| 06/15/2011 | CN101758108B Wire-drawing machine winding device |
| 06/15/2011 | CN101733303B Method for making 17-7PH thick wall seamless pipe |
| 06/15/2011 | CN101698202B Driven shaft part of drawing-wire machine |
| 06/14/2011 | US7958764 Method for providing an armature housing |
| 06/08/2011 | CN101444798B Tension linear drawing machine |
| 06/01/2011 | CN201848439U Clamping device for steel tube pointing machine |
| 06/01/2011 | CN201848438U Equipment for producing high-strength austenite stainless spring steel wire |
| 06/01/2011 | CN102078885A Lacquered rectangular wire online hardening machine |
| 06/01/2011 | CN101489697B Method of descaling metal wire rod and apparatus therefor |
| 05/25/2011 | CN201841170U Pushing device used for cold-drawing |
| 05/25/2011 | CN201841169U Spinner block with copper pipe guards |
| 05/25/2011 | CN201841168U Locking device |
| 05/25/2011 | CN101665966B Electroplating preparation method of copper-clad aluminium bars |
| 05/18/2011 | CN201832854U Drawing device |
| 05/18/2011 | CN201832853U Hydraulic pulley combined drawing device |
| 05/18/2011 | CN201832852U Device for controlling thickness of scales on inner wall of winding drum of wire drawing machine |
| 05/18/2011 | CN201832851U High-speed wire drawing machine with timing autostop function |
| 05/18/2011 | CN102059270A Method for producing multi-purpose deformed channel steel |
| 05/18/2011 | CN102059265A Drawing machine capable of keeping constant temperature |
| 05/18/2011 | CN102059264A Jaw seat of drawing carriage and wallboard |
| 05/18/2011 | CN102059263A Control system for wire drawing machine |
| 05/11/2011 | CN201823783U Pay-off rack provided with automatic pressure adjusting device |
| 05/11/2011 | CN201823771U Compound ceramic drawing cone pulley |
| 05/11/2011 | CN201823770U Spool fixing device |
| 05/11/2011 | CN201823769U High-wear-resistant wiring wheel |
| 05/11/2011 | CN201823768U Inverted drawbench double-roller wire pressing device |
| 05/11/2011 | CN201823411U Dedusting and recycling device for wire drawing machine |
| 05/11/2011 | CN102049664A Preparation method of copper-clad steel bimetal composite rod |
| 05/11/2011 | CN102049427A Method for processing phi 2.40 mm HT tempered tire bead wires |
| 05/11/2011 | CN102049424A Push device for cold drawing |
| 05/11/2011 | CN102049423A High-speed copper-aluminum heavy-duty drawing machine |
| 05/11/2011 | CN102049422A Microwire wire drawing machine for aluminum-silicon bonding wire |
| 05/11/2011 | CN101648224B Method for expanding seamless steel pipe in a pulling-drawing way and lifting and rotating device for steel pipe |
| 05/11/2011 | CN101625911B High-conductivity anti-icing lead and production method thereof |
| 05/11/2011 | CN101386930B Method of preparing linking copper wire |
| 05/10/2011 | US7937980 Drawing machine and method for drawing an elongated workpiece |
| 05/05/2011 | WO2011053912A1 Material feeding apparatus with gripper driving member and linkage |
| 05/04/2011 | CN201821201U Tension non-roller detection current source type variable frequency transmission device of straight wire drawing machine |
| 05/04/2011 | CN201815551U Copper bar hydraulic cold-drawing machine |
| 05/04/2011 | CN201815550U Adjustable inclined wire-drawing shaft |
| 05/04/2011 | CN201815549U Improved dual frequency converting control system of wire drawing machine |
| 05/04/2011 | CN201815548U Aluminum and magnesium wire drawing machine |
| 05/04/2011 | CN201815547U Wire wheel provided with V-shaped groove |
| 05/04/2011 | CN102039324A Device for preparing ultra-fine grain copper-aluminum wire with variable passage and preparation method |
| 05/04/2011 | CN102039323A Heated-mold continuous casting-continuous drawing method for brass alloy condenser pipe |
| 05/04/2011 | CN101517099B High strength high carbon steel wire and method for manufacture thereof |
| 04/27/2011 | EP2195128B1 Improvements in manufacturing shape memory alloy tubes by drawing |
| 04/27/2011 | CN201809418U Aluminum alloy smelting online degassing device |
| 04/27/2011 | CN201807626U Wire take-up device of water tank wire drawing machine |