| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 02/02/2011 | CN101961731A Double-drum drawbench |
| 02/02/2011 | CN101507982B Building block system type tube stretcher |
| 02/02/2011 | CN101433924B Control mechanism of vertical pulling machine of copper pipe |
| 01/27/2011 | WO2011010030A1 Device for dispensing fluid jets without a rotating joint |
| 01/26/2011 | CN201720268U Movable tower wheel type tungsten molybdenum multidie wire-drawing machine |
| 01/26/2011 | CN201720267U Special straight wire drawing machine for drawing flux-cored wires |
| 01/26/2011 | CN201720266U Automatic needle continuous drawing machine |
| 01/26/2011 | CN201720265U Wire drawing machine with improved structure |
| 01/26/2011 | CN201720236U Dust collection device of wire drawing machine |
| 01/26/2011 | CN101956112A Mo-Ce alloy wire and preparation method thereof |
| 01/26/2011 | CN101954388A Support part of wire drawing machine |
| 01/26/2011 | CN101468363B Multi-pass drawing technological process for manufacturing magnesium and magnesium alloy filament |
| 01/20/2011 | DE102010017462A1 Drahtformungsvorrichtung Wire forming device |
| 01/19/2011 | CN201711371U Outer drawing die of cold drawing machine |
| 01/19/2011 | CN201711370U Production line for coarse-fine drawing welding wires |
| 01/19/2011 | CN201711369U Device for controlling width tolerance of molybdenum strip |
| 01/19/2011 | CN201711368U Tungsten molybdenum wire drawing device employing constant linear speed control |
| 01/19/2011 | CN101952060A Method for manufacturing brass-plated steel wire and device for drawing brass-plated steel wire |
| 01/19/2011 | CN101947566A Automatic steel wire angle adjusting system for wire drawing machine |
| 01/19/2011 | CN101947565A Special rotary wire drawing machine for high-carbon steel wires with diameters of phi5.08 and phi5.33 |
| 01/19/2011 | CN101285152B A ferritic stainless steel wire and wire rod excellent in corrosion resistance, cold-rolling ability and toughness having reduced surface defects and magnetic property |
| 01/18/2011 | US7871737 Metal composite for fuel cell and fuel cell bipolar plate using same, and fabrication method for same |
| 01/12/2011 | CN201702191U Thin-wall gold pipe cold-drawing machine |
| 01/12/2011 | CN201702190U Three-way drawing disc delivering device |
| 01/12/2011 | CN201702189U Novel winding drum of wire drawing machine |
| 01/12/2011 | CN201702188U Wire pressing machine |
| 01/12/2011 | CN101941025A Movable sliding rod wire inlet device |
| 01/12/2011 | CN101386034B Production method of high precision profile steel for fork |
| 01/06/2011 | WO2011001703A1 Wire drawing device and method for manufacturing wire |
| 01/06/2011 | US20110000593 Cold drawn low carbon steel filament and method of manufacturing said filament |
| 01/05/2011 | CN201693026U Cold drawn seamless steel tube length online monitoring device |
| 01/05/2011 | CN201693006U Seamless steel tube hydraulic cold drawing machine |
| 01/05/2011 | CN201693005U Wedge type traction device |
| 01/05/2011 | CN201693004U Large-scale steel wire pay-off device |
| 01/05/2011 | CN101623719B Method for manufacturing stainless steel heat transfer pipe of nuclear heat exchanger |
| 01/04/2011 | US7861571 Trapped ball draw process for reducing the diameter of tubing |
| 12/29/2010 | CN201684791U Auxiliary supporting device of copper-bar hydraulic drawbench piston rod |
| 12/29/2010 | CN201684790U Adjustable pulling clamp for copper bar hydraulic drawbench |
| 12/29/2010 | CN201684789U Holding deice of copper pipe drawing machine |
| 12/29/2010 | CN201684788U One-machine four-linkage wire drawing machine |
| 12/29/2010 | CN201684787U Anti-fuse tripping device in flux-cored wire drawing |
| 12/29/2010 | CN201684786U Clamping structure of hydraulic clamping trolley |
| 12/29/2010 | CN101930817A Spray device for wire drawing outlet die of enameling machine |
| 12/29/2010 | CN101927276A Manufacturing method of cold drawn cylinder pipe for industrial gas cylinder |
| 12/29/2010 | CN101927274A Hyperfine steel wire and production technology thereof |
| 12/29/2010 | CN101564812B Spiral hoop reinforcement manufacturing machine |
| 12/29/2010 | CN101127262B Aluminum enamel wire production method |
| 12/28/2010 | US7856862 Device for correcting damaged vehicle body sheets |
| 12/23/2010 | WO2010146021A1 Electric capstan for drawing machines or for other machines for processing rod, wire, strip or rope, of any material |
| 12/22/2010 | CN201681667U Enameled wire breakage prevention sheath |
| 12/22/2010 | CN201677523U Vertical hydraulic machine and supporting structure thereof |
| 12/22/2010 | CN201676907U Hot expanding machine for super-large steel pipes |
| 12/22/2010 | CN201676906U Multi-head disc material continuous drawing machine |
| 12/22/2010 | CN201676905U Vertical drawing metal wire drawing machine |
| 12/22/2010 | CN101921931A Method for manufacturing precision alloy semicircular steel wires |
| 12/22/2010 | CN101559442B Sheet-stretching machine |
| 12/22/2010 | CN101350286B Probe nail of tunsten wire,and its manufacture method |
| 12/16/2010 | DE102006001064B4 Verfahren zur Herstellung eines nahtlosen Rohres A process for producing a seamless pipe |
| 12/15/2010 | CN201671910U Differential type cylinder device of hydraulic cold-drawing machine for stainless steel seamless pipe |
| 12/15/2010 | CN201671904U Oil cylinder specially used for short-stroke hollow piston rod type steel tube cold-drawing machine |
| 12/15/2010 | CN201669296U Overflow type water cooling device for inverted wire drawing machine |
| 12/15/2010 | CN201669292U Self-locking device of stainless steel seamless steel pipe pull rod |
| 12/15/2010 | CN201669291U Cold drawn stainless steel seamless pipe wall uniform device |
| 12/15/2010 | CN201669290U Simple wire cold-drawing mechanism for drawing mill |
| 12/15/2010 | CN201669289U Twelve-die tungsten filament wire drawing machine flat roll |
| 12/15/2010 | CN201669288U Wire drawing machine with remote controller |
| 12/15/2010 | CN201669287U Dynamic equilibrium arrangement mechanism for heavy-duty overturn water tank wire-drawing machine |
| 12/15/2010 | CN201669286U Upright stretching machine |
| 12/15/2010 | CN201669285U Twelve-mould tungsten wire drawing machine |
| 12/15/2010 | CN201669284U Main shaft load discharge belt pulley structure of wire drawing machine |
| 12/15/2010 | CN101914655A Method for manufacturing solid cored-wires made of high purity calcium metal |
| 12/15/2010 | CN101532117B Preparing method of continuous metallic glass fiber |
| 12/09/2010 | WO2010140521A1 Tyre bead wire and process for production thereof |
| 12/08/2010 | CN201664710U Four-shaft apparatus of wire-drawing machine |
| 12/08/2010 | CN101909774A Production method of internally-ribbed steel pipe and drawing plug for use therein |
| 12/08/2010 | CN101906583A Heat resistance fiber material of catalyst carrier for purifying automobile exhaust and manufacturing method thereof |
| 12/08/2010 | CN101906557A Ultralow-temperature welded alloy steel and production method thereof |
| 12/08/2010 | CN101486253B Clamping device of extension machine and method for clamping extending material |
| 12/08/2010 | CN101310884B Manifold drawing technique and special-purpose equipment thereof |
| 12/08/2010 | CN101249521B Production method of copper pipe |
| 12/08/2010 | CN101241778B A high-performance cooper-coated aluminum rectangle section compound conductive bus bar and its making technology |
| 12/02/2010 | WO2010137457A1 Method for producing metal wire |
| 12/02/2010 | US20100300767 Diamond Bonded Construction with Improved Braze Joint |
| 12/01/2010 | CN201659165U Cold drawing steel tube compound outer die |
| 12/01/2010 | CN201659164U Traction device for copper pipe stretcher |
| 12/01/2010 | CN101898204A Multi-stage drawing manufacturing method for superfine fluted tube |
| 12/01/2010 | CN101298646B Aluminum-niobium composite iron-chromium-cobalt permanent magnetic alloy and deformation processing technique |
| 11/25/2010 | WO2010132910A1 Method for producing a small thin-walled tube from a magnesium alloy |
| 11/25/2010 | US20100294013 Method for manufacturing brass-plated steel wire and apparatus for drawing brass-plated steel wire |
| 11/24/2010 | CN201651199U Automatic chain transmission tensioning device |
| 11/24/2010 | CN201644534U External mold assembly for cold-drawing tubular products |
| 11/24/2010 | CN201644533U Traction device capable of being automatically released for copper tube stretcher |
| 11/24/2010 | CN201644532U Clamping device for copper tube drawing machine |
| 11/24/2010 | CN201644531U Protecting cover device for wire drawing machine |
| 11/24/2010 | CN101890442A Manufacturing method for cold drawn gas bottle pipe for inert gas |
| 11/24/2010 | CN101890441A Method for manufacturing cold-drawing seamless tube used for diving oxygen cylinder |
| 11/24/2010 | CN101890440A Method for manufacturing cold-drawing seamless steel tube for firefighting bottle |
| 11/24/2010 | CN101890439A Manufacturing process of cold-drawing seamless pipe for vehicular wrapped gas bottle |
| 11/24/2010 | CN101208162B Steel wire for spring |
| 11/18/2010 | US20100287753 Device for molding bistable magnetic alloy wire |