| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 07/02/2009 | WO2009081655A1 Production method of internally-ribbed steel pipe and drawing plug for use therein |
| 07/02/2009 | WO2009081639A1 Production method of internally-ribbed steel pipe |
| 07/01/2009 | CN201264046Y High-speed continuous drawing-rolling equipment for special-shaped steel wire |
| 07/01/2009 | CN201264045Y Ultrasonic wire-drawing frame |
| 07/01/2009 | CN101468364A Thermal expansion machine for producing stainless steel tube |
| 07/01/2009 | CN101468363A Multi-pass drawing technological process for manufacturing magnesium and magnesium alloy filament |
| 07/01/2009 | CN101468362A High-speed automatic wire-drawing machine connected with cold holder |
| 06/30/2009 | US7553287 Guidewire having an embedded matrix polymer |
| 06/24/2009 | CN201261028Y Wire-pushing rotating wire-placing holder |
| 06/18/2009 | WO2004026499A3 Duct reinforcement rod and fabrication apparatus |
| 06/17/2009 | CN201257454Y Cold-drawing circular-arc tooth dental lamina |
| 06/17/2009 | CN201257453Y Cold-drawing helical-teeth dental lamina |
| 06/17/2009 | CN201257452Y Wire arrangement mechanism of wiredrawing machine |
| 06/17/2009 | CN201257451Y Wiredrawing machine |
| 06/17/2009 | CN100500316C Cold drawing accurate steel tube wall thickness adjusting mechanism |
| 06/11/2009 | US20090145194 Apparatus for manufacturing a tubular product |
| 06/10/2009 | CN201253637Y Inversed wire drawing bench |
| 06/10/2009 | CN201253636Y Control panel of wire drawing bench |
| 06/10/2009 | CN100496784C Process for producing thin californium-containing radioactive source wires |
| 06/03/2009 | EP2065104A1 Wire drawing machine |
| 06/03/2009 | CN201249205Y Drawing mechanism of copper pipe direct drawing machine |
| 06/03/2009 | CN201249204Y Operating mechanism of copper pipe direct drawing machine |
| 06/03/2009 | CN201249203Y Driving step pulley shaft mechanism for drawbench |
| 06/03/2009 | CN201249202Y Drum wheel of wire stretcher |
| 06/03/2009 | CN201249201Y Master box of wire stretcher |
| 06/03/2009 | CN201249200Y Wire stretcher chassis |
| 06/03/2009 | CN101444799A Wire drawing machine |
| 06/03/2009 | CN101444798A Tension linear drawing machine |
| 06/03/2009 | CN100493753C Precision cold-drawing method of high precision and high strength 27SiMn seamless steel pipe |
| 05/28/2009 | WO2009066659A1 Process for producing tungsten wire |
| 05/27/2009 | EP2062991A1 Plated steel wire for pws excelling in torsion property and process for producing the same |
| 05/27/2009 | EP2062988A1 High strength high carbon steel wire and method for manufacture thereof |
| 05/27/2009 | CN201244600Y Transmission mechanism of wire-drawing machine |
| 05/27/2009 | CN101443137A Pipe drawing plug, and pipe manufacturing method using the plug |
| 05/27/2009 | CN101439361A Technique for preparing copper wire for reducing oxidation |
| 05/22/2009 | WO2009064217A1 Method for producing long-length ultra-fine grain semi-finished products |
| 05/22/2009 | WO2009064060A1 Method of manufacturing copper clad aluminum busbar |
| 05/20/2009 | CN201239749Y Non-sliding type wire drawing system |
| 05/20/2009 | CN101433924A Control mechanism of vertical pulling machine of copper pipe |
| 05/20/2009 | CN101433923A Stretching structure of vertical pulling machine of copper pipe |
| 05/20/2009 | CN101433922A Automatic blanking system of vertical pulling machine of copper pipe |
| 05/20/2009 | CN100489127C Method for preparing copper pipe for magnetic control pipe |
| 05/20/2009 | CN100488707C Extrusion method for producing welding wire of magnesium alloy |
| 05/13/2009 | EP2057295A2 Rod or wire heat treatment system, related methods, and related products |
| 05/13/2009 | EP2056976A1 Method for manufacturing a heat exchanger tube |
| 05/13/2009 | CN101431029A Composite metal line for packaging wire and manufacturing method thereof |
| 05/13/2009 | CN101429630A Novel austenite cold-heading stainless steel and its steel wire production method |
| 05/13/2009 | CN101428388A Method and apparatus for manufacturing metal seamless multiple tube blank |
| 05/06/2009 | EP2055400A1 Method of descaling metal wire rod and apparatus therefor |
| 05/06/2009 | CN201231258Y Cooling mechanism of take-up winder |
| 05/06/2009 | CN201231256Y Cone seamless steel tube making device |
| 05/06/2009 | CN201231255Y Planet rolling cone gear of water-box draw bench |
| 05/06/2009 | CN101426943A Plated steel wire for PWS excelling in torsion property and process for producing the same |
| 05/06/2009 | CN101422789A High-accurate large cold drawbench |
| 05/06/2009 | CN101422788A Drawbench |
| 05/06/2009 | CN100485823C Processing method for irregular cross section hollow conductor using no-oxygen copper blank |
| 04/30/2009 | WO2009054385A1 Method of manufacturing metal tube |
| 04/29/2009 | CN201227750Y Electric rotary pan apparatus |
| 04/29/2009 | CN201227663Y Driving mechanism of copper thin wire drawing machine |
| 04/29/2009 | CN101418401A Al-Er alloy conductor material and preparation method thereof |
| 04/29/2009 | CN101417294A Low-alloy high speed steel hot-pull technique |
| 04/29/2009 | CN100482835C Lanthanum microdoped molybdenum alloy wire preparation method |
| 04/29/2009 | CN100482367C Multi-head wiredrawing wheel |
| 04/23/2009 | WO2009051037A1 Production method of steel pipe with inner rib and steel pipe with inner rib |
| 04/23/2009 | DE10027185B4 Drahtziehmaschine Wire drawing machine |
| 04/22/2009 | CN201223886Y Revolving feeding apparatus of single chain cold tube drawing bench |
| 04/22/2009 | CN101412048A Processing method for rolling flat, pulling square and aligning circular material |
| 04/22/2009 | CN101412047A Technique for producing copper-clad aluminium composite tube or stick |
| 04/15/2009 | CN201220245Y Metal linear material track drawing gear |
| 04/15/2009 | CN101410194A Cold finish seamless steel pipe for drive shaft and method for producing the same |
| 04/15/2009 | CN101406905A Internal mold for cold-drawing steel tube with small diameter |
| 04/15/2009 | CN101406904A Method for producing aluminum wire and aluminum alloy wire using wire-drawing machine |
| 04/15/2009 | CN100478093C Section-drawing clamping device |
| 04/15/2009 | CN100478092C Metal pipe material stretching machine |
| 04/09/2009 | WO2009044186A1 Improvements in manufacturing shape memory alloy tubes by drawing |
| 04/08/2009 | EP1922159B1 Method and apparatus for shaping various cross-sections on metal pipes |
| 04/08/2009 | CN101403119A Technique for producing high-strength steel stranded wire by 77MnA steel |
| 04/08/2009 | CN101402108A Unpowered vertical wire releasing apparatus |
| 04/08/2009 | CN101402105A Continuous draw-off gear for metal linear material |
| 04/08/2009 | CN101402104A Improved automatic drawing machine |
| 04/08/2009 | CN100475371C Method of producing Cu/NbZr metallic composite tube |
| 04/02/2009 | DE19722287B4 Drahtvorschub- und Ziehvorrichtung Wire feed and puller |
| 04/02/2009 | DE102007034093B4 Verfahren zur Herstellung eines Drahtes aus Kupfer oder aus einer Kupferlegierung Process for the preparation of a wire from copper or from a copper alloy |
| 04/01/2009 | CN201214109Y Hydraulic servo-feeding frame of hydraulic cold drawing machine |
| 04/01/2009 | CN201214108Y Stress sealing drawing head of hydraulic cold drawing machine |
| 04/01/2009 | CN101400851A Brass plated steel wire for rubber article reinforcement and process for producing the same |
| 03/26/2009 | WO2009038201A1 Forming apparatus |
| 03/26/2009 | WO2009037320A1 Drawing assembly for drawing machines and related method |
| 03/25/2009 | CN201211533Y Full-automatic rolling drawing machine |
| 03/25/2009 | CN101391352A Flux-cored wire for repair cold-rolling support roll operational layer and preparation method thereof |
| 03/25/2009 | CN101391272A Quincunx wire unloading device |
| 03/25/2009 | CN101391271A On-line ash-swabbing device of drawbench |
| 03/25/2009 | CN100471591C Stretcher for producing copper alloy pipe for high precision petroleum pump |
| 03/19/2009 | WO2009033317A1 A method of producing copper clad aluminum flat wire |
| 03/18/2009 | CN201208619Y Metal linear material continuous pulling device |
| 03/18/2009 | CN101389772A Method of producing steel for high carbon steel wire material excellent in wire-drawability and fatigue characteristic |
| 03/18/2009 | CN101389418A Wire drawing machine and method |
| 03/18/2009 | CN101386930A Method of preparing linking copper wire |
| 03/18/2009 | CN101386037A Treatment technique of 1010 steel for bearing ring |
| 03/18/2009 | CN101386034A Production method of high precision profile steel for fork |