| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 04/27/2011 | CN201807620U Reciprocating type cold drawing machine |
| 04/27/2011 | CN201807619U Bobbin fixing device |
| 04/27/2011 | CN201807618U High-tension control device |
| 04/27/2011 | CN102031412A CuAlMn low-temperature memory alloy wire processing method |
| 04/27/2011 | CN102029306A Method for manufacturing copper zinc alloy wire |
| 04/27/2011 | CN101572135B Equipment for producing bonding wire for packaging semiconductor |
| 04/26/2011 | CA2520912C Ultrasonic energy system and method including a ceramic horn |
| 04/20/2011 | EP2311588A1 Member for lathe machining |
| 04/20/2011 | CN201799488U On-line steel wire meter measuring wheel of drawbench |
| 04/20/2011 | CN201799482U No-pickling shelling derusting machine |
| 04/20/2011 | CN201799469U Device for forming and moving branch opening of collecting pipe |
| 04/20/2011 | CN201799468U Shaft-in-shaft medium drawing/fine drawing multi-head wire drawer |
| 04/20/2011 | CN201799467U Adjustable reinforcing steel bar cold-drawing machine |
| 04/20/2011 | CN102019301A Cold-drawing process for aviation-grade seamless stainless steel tube |
| 04/20/2011 | CN102019300A Method for manufacturing cold drawn tube |
| 04/20/2011 | CN102019299A Fine drawing device for stainless steel wire |
| 04/20/2011 | CN102019298A Stainless steel wire roughing device |
| 04/20/2011 | CN101698200B Intermediate winding drum device of wire-drawing machine |
| 04/20/2011 | CN101664765B Cold-working molding method of thin-diameter thin-wall aluminum alloy tubular product |
| 04/20/2011 | CN101537435B Dieless drawing forming process for conical metal pipe |
| 04/20/2011 | CN101531149B Preparation method of overlength Cu-Cr-Zr alloyed contact line |
| 04/20/2011 | CN101406904B Method for producing aluminum wire and aluminum alloy wire using wire-drawing machine |
| 04/14/2011 | WO2011041984A1 Multiple clamp type stretching and forming machine |
| 04/13/2011 | CN201791773U High-level pay-off stand |
| 04/13/2011 | CN201791763U Head making machine for roller spinning hydraulic push-type cold drawing steel tube |
| 04/13/2011 | CN201791762U Spindle supporting device of steel tube head manufacturing machine |
| 04/13/2011 | CN201791761U Discharge traction device of hydraulic drawing machine |
| 04/13/2011 | CN102009077A Drawing device |
| 04/13/2011 | CN102009076A U-shaped elliptical tube processing equipment and process |
| 04/13/2011 | CN102009075A High-speed and continuous production line for metal wires |
| 04/13/2011 | CN101619780B Technological method for upwardly continuously casting, rolling, drawing and producing copper alloy tubes |
| 04/13/2011 | CN101600520B Process for manufacturing ultrathin wall metallic pipe by cold drawing method |
| 04/13/2011 | CN101507981B Wire drawing machine drum rim manufacture technique |
| 04/13/2011 | CN101447259B Manufacture methods of contact wire and rod blank |
| 04/13/2011 | CN101391352B Flux-cored wire for repair cold-rolling support roll operational layer and preparation method thereof |
| 04/13/2011 | CN101010152B Method of producing a magnesium-alloy material and the magnesium-alloy material |
| 04/06/2011 | CN201785466U Online annealing device for water tank aluminum wire drawing machine |
| 04/06/2011 | CN201783523U Constant tension control system for take-up of straight-line wire drawing machine |
| 04/06/2011 | CN201783522U Transmission mechanism of multi-grooved wheelset roller tractor |
| 04/06/2011 | CN102000710A Method for manufacturing ultrathin-wall metal tube by using cold drawing method |
| 04/06/2011 | CN102000709A Hydraulic oil cooling method of cold drawn steel pipe and cold drawn steel pipe molding machine realizing same |
| 04/06/2011 | CN102000708A Steel pipe drawing apparatus and drawn steel pipe manufacturing method |
| 04/06/2011 | CN101422789B High-accurate large cold drawbench |
| 03/30/2011 | EP2197601B1 Drawing assembly for drawing machines and related method |
| 03/30/2011 | CN201776302U Automatic guide slot device for continuous drawing unit |
| 03/30/2011 | CN101992288A Method for manufacturing metal zinc blank and pipe thereof |
| 03/30/2011 | CN101992230A Method for manufacturing profiled steel pipe |
| 03/30/2011 | CN101992225A Stainless steel wire drawing production process using polishing for replacing acid washing |
| 03/30/2011 | CN101992224A Production process of clad steel wire rod with steel core wire of dual phase structure |
| 03/30/2011 | CN101992221A Stainless steel wire on-line coating and drawing production process |
| 03/23/2011 | CN201768773U Wire winding device of wire drawing machine |
| 03/23/2011 | CN201768772U Take-up and line arrangement integrated device for superfine line drawing machine |
| 03/23/2011 | CN201768761U Cold drawing machine trolley connector |
| 03/23/2011 | CN201768760U Novel tungsten electrode wire drawing trolley |
| 03/23/2011 | CN201768759U Tube-drawing machine |
| 03/23/2011 | CN201768758U Automatic tension adjusting mechanism for wound wires of wire drawing machine |
| 03/23/2011 | CN201768757U Anti-demoulding structure of metal wire-drawing machine |
| 03/23/2011 | CN201768756U Thread-throwing prevention device of drawing machine |
| 03/23/2011 | CN101987328A High-speed copper line wire drawing machine uncoiling device |
| 03/16/2011 | CN201760456U Inverted coiling and drawing machine |
| 03/16/2011 | CN201760455U Diameter changing machine for anchor rod |
| 03/16/2011 | CN201760454U Slip ring type planet rolling drawing wheel |
| 03/16/2011 | CN201760453U Gear box assembly of wire drawing machine |
| 03/16/2011 | CN101985136A Method for preparing BFe10-1-1 alloy pipe |
| 03/16/2011 | CN101698199B Wire-compressing device of wire-drawing machine |
| 03/16/2011 | CN101314169B Manufacturing process for aluminum alloy capillary tube |
| 03/10/2011 | US20110056596 High strength and high thermal conductivity copper alloy tube and method for producing the same |
| 03/09/2011 | CN101983787A Preparation method of low-strength low-hardness steel wire |
| 03/08/2011 | US7900494 Trailer bed frame straightener |
| 02/24/2011 | WO2011021621A1 Apparatus and method for drawing metal tube |
| 02/23/2011 | CN201751025U Mill roll of pipe reducing machine used for production of electric heating pipe |
| 02/22/2011 | US7891226 Electromagnetic blank restrainer |
| 02/16/2011 | CN201744513U Axial direction positioning device of pipe-reducing machine |
| 02/16/2011 | CN201744512U Inner cooling plate for straight line type continuous wire drawing machine |
| 02/16/2011 | CN201744511U Novel combined drawing wheel steel rim for copper wire drawing machine |
| 02/16/2011 | CN201744510U Combined straight line type wire drawing device |
| 02/16/2011 | CN201744509U Online sheet-wire drawbench |
| 02/16/2011 | CN201744508U Metal wire drawing device |
| 02/16/2011 | CN101972788A Pointing machine for roller spinning hydraulic pushing type cold drawing steel tube |
| 02/16/2011 | CN101972787A Spindle supporting device of steel pipe head making machine |
| 02/16/2011 | CN101972786A Clamping device of steel pipe grip maker |
| 02/16/2011 | CN101972785A Drive mechanism of metal wire drawing machine |
| 02/16/2011 | CN101972784A Method for drawing steel wire |
| 02/16/2011 | CN101972783A Manufacturing method of high-strength austenite stainless spring steel wire |
| 02/10/2011 | US20110030440 Tough coated hard particles consolidated in a tough matrix material |
| 02/09/2011 | CN201735629U Improved water tank wire drawing machine center shaft device |
| 02/09/2011 | CN201735619U Novel excellent-lubricating moving core assembly |
| 02/09/2011 | CN201735616U Automatic fullness alarming device for drawbench |
| 02/09/2011 | CN201735615U Sleeve-type coupling used for improved straight wire drawing machine |
| 02/09/2011 | CN201735614U Wire releasing device of wire drawing machine |
| 02/09/2011 | CN201735613U Inching pedal protection cover for drawbench |
| 02/09/2011 | CN201735612U Steel wire material stretching machine |
| 02/09/2011 | CN201735611U Stacked guide wheel device |
| 02/09/2011 | CN201735610U Multi-cylinder cold drawing machine |
| 02/09/2011 | CN101968976A Unequal wall thickness hollow wire of rotor winding and processing technology thereof |
| 02/09/2011 | CN101967632A Steel wire surface processing method |
| 02/09/2011 | CN101670380B Automatic-stopping and automatic-resetting device for yarn break in wire rod production |
| 02/09/2011 | CN101642781B Production method of water screen optimization trapezoidal internal threaded pipe of W-shaped flame boiler |
| 02/03/2011 | US20110024005 Method for Producing Two-Phase Stainless Steel Pipe |
| 02/02/2011 | CN201728233U Sliding vehicle brake system of wire-drawing machine |