| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 11/19/2008 | CN101306441A Metal linear material track draw-off gear |
| 11/19/2008 | CN101306440A Metal linear material track draw-off gear |
| 11/12/2008 | CN201147781Y Press line rotating sleeve shaft and take-up apparatus of water tank wire-drawing bench |
| 11/12/2008 | CN201147777Y Anti-shock hydraulic mechanism of cold drawing machine |
| 11/12/2008 | CN201147776Y Two-sided disc drawbench |
| 11/12/2008 | CN101301718A Method for manufacturing cold film of copper wire |
| 11/12/2008 | CN101301666A Novel knot-prevention device for drawing fiber and releasing line |
| 11/12/2008 | CN101301665A Draw-off gear guider |
| 11/12/2008 | CN101301664A Movable clipper of draw-off gear |
| 11/12/2008 | CN100431830C Steel-clad-steel composite material and method for manufacturing the same |
| 11/11/2008 | US7448178 Field fabricated joist hanger |
| 11/05/2008 | EP1986797A1 Wire drawing machine and method |
| 11/05/2008 | EP1986796A1 Drawing method for shaping workpieces of metallic materials and device for carrying out the method |
| 11/05/2008 | CN101298643A Environment-protective free-cutting copper alloy material and processing technique |
| 11/05/2008 | CN100430844C Winder controller for multiple gate drawing device |
| 10/30/2008 | DE102007019289A1 Wire drawing device i.e. cone-type wire-drawing machine, has drives drivingly connected with shafts, where rotation speed control of drives takes place based on process parameter detected during drawing process |
| 10/29/2008 | CN201140236Y Pneumatic wire restoring device of wiredrawing bench |
| 10/29/2008 | CN201140234Y Wound roll refrigerating device of wiredrawing bench |
| 10/29/2008 | CN201140233Y Contracted pipe shaping mold |
| 10/29/2008 | CN201140232Y Practical steel wire drawhead machine |
| 10/29/2008 | CN201140231Y Auto-induction apparatus for yarn cutting of wiredrawing bench |
| 10/29/2008 | CN201140230Y High speed wiredrawing bench with ventilating system |
| 10/29/2008 | CN201140229Y Metallic wire bar wiredrawing bench |
| 10/29/2008 | CN101293320A Thread reeling technique with waste and old reinforcing rod of building |
| 10/29/2008 | CN100429010C Mode for wire drawing electrode material of multielement composite rare earth tungsten |
| 10/23/2008 | WO2008126387A1 Manufacturing method for insulated electric wire, and its manufacturing apparatus |
| 10/22/2008 | CN201136007Y Hydraulic drawframe |
| 10/22/2008 | CN201136006Y Device for producing spiral reinforcement |
| 10/22/2008 | CN101288926A Ferritic stainless steel wire rods for welding wire, welding wire and manufacturing method and application thereof |
| 10/22/2008 | CN100428460C Bonded copper wire and preparing method thereof |
| 10/15/2008 | CN201133787Y Heating radiator fin connection inner joint |
| 10/15/2008 | CN101285152A A ferritic stainless steel wire and wire rod excellent in corrosion resistance, cold-rolling ability and toughness having reduced surface defects and magnetic property |
| 10/15/2008 | CN101284344A Production method of luminous tube pin |
| 10/15/2008 | CN101284282A Cooling mechanism of take-up winder |
| 10/15/2008 | CN100426445C Tunsten wire, cathode heater, and filament for vibration service lamp |
| 10/15/2008 | CN100425365C Aluminum wiredrawing process |
| 10/15/2008 | CN100425364C Drawbench for carbon steel metal material |
| 10/15/2008 | CN100425363C Drawbench provided with position self-adjusted drawing die |
| 10/14/2008 | US7434444 Frame rail pulling apparatus |
| 10/01/2008 | CN201124191Y Polyhead preform continue drawing machine |
| 10/01/2008 | CN201124190Y Automatic drawing machine |
| 10/01/2008 | CN100421829C Energy saving many-headed machine for extending fine lines |
| 09/24/2008 | CN201120408Y Multipurpose wiredrawing machine for water tank |
| 09/24/2008 | CN201120407Y Novel broken wire detecting device of spinning apparatus |
| 09/24/2008 | CN201120406Y Shock-proof device of wiredrawing machine |
| 09/24/2008 | CN100421246C Bonded copper wire and preparing method thereof |
| 09/23/2008 | CA2365771C Method and apparatus for forming a metal sheet under elevated temperature and air pressure |
| 09/18/2008 | WO2008111200A1 Seamless steel pipe, hollow spring utilizing seamless steel pipe, and process for manufacturing the same |
| 09/18/2008 | US20080223718 Ai-based alloy sputtering target and process for producing the same |
| 09/10/2008 | EP1654149B1 Vehicle frame having energy management system and method for making same |
| 09/10/2008 | CN101259582A Preparation of seamless special-shaped steel pipe for low temperature resistance oil derrick electric transmission pole tower |
| 09/10/2008 | CN101259489A Flowering branch drawing method and mold component for stainless steel handle and press |
| 09/04/2008 | US20080209972 Radioactive substance container, manufacturing apparatus thereof and manufacturing method thereof |
| 09/04/2008 | DE10341726B4 Ziehvorrichtung und Verfahren zum Betreiben einer Ziehvorrichtung Drawing apparatus and method for operating a pulling device |
| 09/04/2008 | DE102008011884A1 Elementary wire for use in making electrical cable when coated with insulation is manufactured of metal, coated with insulating coating to form electrical wire; crystal grains making up entire elementary wire are in fine isometric grains |
| 09/03/2008 | CN201108927Y Composite aluminium honeycomb drawing machine |
| 09/03/2008 | CN101254513A Leadless alloy thread preparation |
| 09/03/2008 | CN101254512A Bullion drawing technique |
| 09/03/2008 | CN101254511A Take-up winder with protecting cover |
| 08/27/2008 | EP1961498A1 Steel wire for spring |
| 08/27/2008 | CN201105372Y Round material flat-rolling square-drawing straightening device |
| 08/27/2008 | CN201105289Y Continuous cycle type automatic wire drawing machine |
| 08/27/2008 | CN101249522A Production method of oval-shaped posted sides micropore copper pipe |
| 08/27/2008 | CN101249521A Production method of posted sides micropore copper pipe |
| 08/27/2008 | CN101249520A Non-mould drawing forming method and apparatus |
| 08/20/2008 | CN101244434A Technique head of cold drawing steel tube |
| 08/20/2008 | CN100411762C Iron wire rust cleaning-wire drawing combination apparatus and its working method |
| 08/20/2008 | CN100411761C Method for manufacturing copper aluminum bimetal wire |
| 08/13/2008 | CN201098701Y Coil winder material-discharging device |
| 08/13/2008 | CN101241778A A high-performance cooper-coated aluminum rectangle section compound conductive bus bar and its making technology |
| 08/13/2008 | CN101241775A A copper-aluminum compound conductor and its production method |
| 08/13/2008 | CN101239361A Manufacturing and processing method of D-type copper pipe |
| 08/13/2008 | CN100411064C Preparation method of copper covered steel woven wire special for communication cable shielding layer |
| 08/13/2008 | CN100411062C Contact line of bronze in use for electrified railroad in high speed, and preparation method |
| 08/07/2008 | WO2008093466A1 Plated steel wire for pws excelling in torsion property and process for producing the same |
| 08/06/2008 | CN201094972Y Cold drawing precision steel tube wall thickness adjusting device |
| 08/06/2008 | CN201094971Y Metal wire-drawing machine and plateful automatically controlling device |
| 08/06/2008 | CN101236806A A short process making method for copper-coated aluminum complex lead |
| 08/06/2008 | CN100408905C Manufacturing method of seamless steel pipe for pressure pipeline |
| 08/06/2008 | CN100408214C Expanding apparatus for hydraulic pressure cold drawing machine |
| 08/06/2008 | CN100408213C Production process of carbon steel and spring steel wire |
| 07/30/2008 | CN201091983Y Cold rolling steel extrusion machine |
| 07/30/2008 | CN101229568A Technology of double modul and core stretching copper pipe with internal tooth |
| 07/30/2008 | CN101229567A Hydraulic cold drawn pipe machine |
| 07/23/2008 | CN201088981Y Automatic wiredrawing double-neckform double-chain circulating machinery |
| 07/23/2008 | CN201088979Y Dust removing plant for drawing machine |
| 07/23/2008 | CN101226793A Method for manufacturing high-yield strength cuprum flat wire and wire-drawing device |
| 07/23/2008 | CN100404718C Manufacture method of ultra-low-temperature, high-strength and long-fatigue life automobile bridge seamless heterotype axle steel tube |
| 07/16/2008 | CN201086097Y Mold component for drafting turn knob handle blank |
| 07/16/2008 | CN101219442A Material receiving device of cold drawing machine |
| 07/16/2008 | CN101219441A Blank automatically feeding and positioning device of cold drawing machine |
| 07/16/2008 | CN101219440A Drawing vehicle of cold drawing machine and draw-production technique for metallic tube |
| 07/16/2008 | CN100403456C Copper-cladded iron alloy composite conductor and its preparing method |
| 07/09/2008 | EP1941952A1 Wire drawing device |
| 07/09/2008 | EP1013819B1 Method of manufacturing a steel wire |
| 07/09/2008 | CN201082438Y Drafting core head for hollow metal tube |
| 07/09/2008 | CN101214508A Composite bevel clamping system |
| 07/09/2008 | CN101214507A Combination beam type tension force stretching method |
| 07/09/2008 | CN101214506A C-type plate type tension force stretching method |
| 07/09/2008 | CN101214505A Full floating tension force stretching method |