| Patents for B21C 1 - Manufacture of metal sheets, wire, rods,tubesor like semi-manufactured productsby drawing (5,150) |
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| 08/22/2012 | CN102641908A Continuous annealing dual-end dual-collecting wire drawing machine |
| 08/22/2012 | CN102641907A Device for machining copper alloy flat wire and machining method thereof |
| 08/21/2012 | US8245553 Method of producing ultrathin-wall seamless metal tube using floating plug |
| 08/21/2012 | US8245552 Process for producing high-alloy seamless tube |
| 08/15/2012 | CN202377290U Tube drawing die |
| 08/15/2012 | CN202377287U Feeding mechanism of drawing machine |
| 08/15/2012 | CN202377286U Tubing billet device applied to hydraulic drawing steel tube machine |
| 08/15/2012 | CN202377285U Drawing machine |
| 08/15/2012 | CN202377284U Acceleration structure of double-ended variable-frequency wire drawing machine |
| 08/15/2012 | CN202377283U Continuous winding and unwinding device |
| 08/15/2012 | CN202377282U Wire retracting and arranging control system of fine steel wire drawing machine |
| 08/15/2012 | CN102632094A Method for improving surface quality of titanium and titanium alloy pipes and drawing die |
| 08/15/2012 | CN102632093A Steel pipe cold-drawing mould with twice-reducing and twice-shaping functions |
| 08/15/2012 | CN102166585B Preparation process of multi-strand cutting steel wire |
| 08/15/2012 | CN102166584B Technology of preparing special-shaped cutting steel wire |
| 08/08/2012 | CN202366994U Yarn stopping device of yarn arranging mechanism for dual-head cylinder-replacing yarn drawing machine |
| 08/08/2012 | CN202366989U Welding rod drawing and cutting production line |
| 08/08/2012 | CN202366970U Copper pipe stretching machine |
| 08/08/2012 | CN102629130A Control method and control system for high-speed drawing and high-speed cutoff welding rod production line |
| 08/08/2012 | CN102626720A Wire drawing safety protection device for direct advancing wire drawing machine |
| 08/02/2012 | WO2012102520A2 Metal wire having dual structure, preparation method thereof, ply yarn and doubling and twisting method using same, and cloth prepared using ply yarn |
| 08/01/2012 | CN202363178U Enamelling machine wire drawing and takeup device |
| 08/01/2012 | CN202356433U Drawing machine |
| 08/01/2012 | CN202356426U Wire drawing machine |
| 08/01/2012 | CN202356425U Elevating mechanism for jacking various wire drawing take-up spools |
| 08/01/2012 | CN202356424U Vertical water tank wire drawing machine |
| 08/01/2012 | CN102615137A Method for preparing copper base alloy multi-metal compound bar for making coin |
| 08/01/2012 | CN102615121A Floating core rod compound die tube drawing device |
| 08/01/2012 | CN102615120A Method and device for paying-off tight electrical round aluminum rod roll |
| 08/01/2012 | CN102615119A Horizontal wire drawing machine |
| 08/01/2012 | CN102615118A Drawing machine line laying mechanism |
| 08/01/2012 | CN102615117A Method for arranging dies used for drawing copper wires by large-specification wire drawing machine |
| 07/31/2012 | US8230597 Forming preforms and parts therefrom |
| 07/25/2012 | CN202343601U Automatic auxiliary device for inserting core rod into cold-drawing steel pipe |
| 07/25/2012 | CN202343600U Automatic conveying recognition device for cold-drawing steel tube |
| 07/25/2012 | CN202343599U Inverted take-up device |
| 07/25/2012 | CN102601138A Novel process for producing micron-grade stainless steel fibers |
| 07/25/2012 | CN102601137A Paying-off guide wheel device of copper wire heavy drawing machine |
| 07/25/2012 | CN102009075B High-speed and continuous production line for metal wires |
| 07/19/2012 | WO2012096295A1 Internally grooved pipe, manufacturing method therefor, and manufacturing device therefor |
| 07/18/2012 | CN202336488U 球形芯头复合模拔管装置 Spherical core head composite molding apparatus extubation |
| 07/18/2012 | CN202336487U 一种冷拔机的防粘链装置 A release chain means of drawing machine |
| 07/18/2012 | CN202336486U 一种钢丝拉丝机 Type of steel wire drawing machine |
| 07/18/2012 | CN202336485U 19-23道次特种翻转式水箱拉丝机组 19-23 passes special flip-tank drawing machine |
| 07/18/2012 | CN202336484U 一种旋转拉丝模具装置 A rotary drawing die device |
| 07/18/2012 | CN102581049A Improved annular jaw splice piece of hydraulic draw-bench |
| 07/18/2012 | CN102581048A High-precision heat pipe contraction machine |
| 07/18/2012 | CN101778680B Plug for cold drawing and production method of metal pipe |
| 07/18/2012 | CN101670383B Method for manufacturing inner covered stainless steel compound steel pipe |
| 07/11/2012 | EP1775037B1 Method for producing magnesium alloy product |
| 07/11/2012 | CN202316652U 一种水箱拉丝机水位器 One kind of water filter water tank drawing machine |
| 07/11/2012 | CN202316651U 钢盘条光电检测自动停机装置 Photodetector steel wire rod automatic shutdown device |
| 07/11/2012 | CN202316639U 一种拉丝机卷绕机构 One kind of drawing machine winding mechanism |
| 07/11/2012 | CN202316603U 一种内螺纹无缝钢管的冷拔内模调节定位装置 An internal thread of cold drawn seamless steel pipe inner mold adjustment positioning device |
| 07/11/2012 | CN202316599U 冷拔小车驱动装置 Cold-drawn carriage drive |
| 07/11/2012 | CN202316598U 一种牵引小车的气动挂链装置 Traction trolley lanyards pneumatic device |
| 07/11/2012 | CN202316597U 长芯棒复合模拔管装置 Long mandrel composite molding device extubation |
| 07/11/2012 | CN202316596U 一种冷拔小车 One kind of cold-drawn carriage |
| 07/11/2012 | CN202316595U 一种双冷拔管装置 A dual cold drawn tube device |
| 07/11/2012 | CN202316594U 高速拉丝漆包机的拉丝轮及拉丝定速轮之驱动结构 Brushed paint charter high speed drive structure drawing and drawing capstan wheel of |
| 07/11/2012 | CN202316593U 铜线张力调节装置 Copper wire tension adjusting device |
| 07/11/2012 | CN202316592U 铜线送线装置 Copper wire feed unit |
| 07/11/2012 | CN202316591U 一种水箱式拉丝机 One kind of tank type wire drawing machine |
| 07/11/2012 | CN202316590U 一种水箱式拉丝机 One kind of tank type wire drawing machine |
| 07/11/2012 | CN202316589U 一种拉丝机罩壳 One kind of drawing machine casing |
| 07/11/2012 | CN202316588U 铜线中拉机组 Copper wire drawing machine |
| 07/11/2012 | CN202316587U 一种新型水箱式拉丝机 A new water tank drawing machine |
| 07/11/2012 | CN202316586U 一种复式拉丝机 One kind of double drawing machine |
| 07/11/2012 | CN202316585U 一种单式拉丝机 A single-type wire drawing machine |
| 07/11/2012 | CN202316584U 一种连拉机 Even pull one kind of machine |
| 07/11/2012 | CN202316583U 一种钢丝拉伸机 A wire - drawing machine |
| 07/11/2012 | CN202316582U 镀锌丝断丝保护装置 Galvanized wire broken wire protector |
| 07/11/2012 | CN202316581U 一种金属杆拉拔装置 One kind of metal rod drawing device |
| 07/11/2012 | CN102553968A Position error eliminating method and device of wire arrangement mechanism of water tank wire drawing machine |
| 07/11/2012 | CN102553954A Oil jack fast-movement device for pipe jacking processing |
| 07/11/2012 | CN102553953A Feeding mechanism of drawing machine |
| 07/11/2012 | CN102553952A Double-way wire drawing drum cooling device |
| 07/11/2012 | CN102553951A Headstand take-up device |
| 07/11/2012 | CN102107226B Metal wire tension detection and control device in straight line wire drawing machine |
| 07/10/2012 | US8216658 Laminated panel with discontinuous internal layer |
| 07/05/2012 | WO2012090714A1 Metal wire rod made of iridium-containing alloy |
| 07/05/2012 | US20120171506 Curved parts and method for manufacturing the same |
| 07/04/2012 | CN202306245U 计量器数据存储系统 Meter data storage system |
| 07/04/2012 | CN202302683U 一种便于拆卸的保护罩 An easy removable protective cover |
| 07/04/2012 | CN202291093U 电脑控制全液压钢管扩拉一体机 Computer-controlled hydraulic pipe expanding pull one machine |
| 07/04/2012 | CN202291092U 钢管扩拉一体机钢管夹持装置 Steel pipe expanding machine pull clamping device |
| 07/04/2012 | CN202290815U 无缝钢管冷拔机 Seamless steel tubes drawing machine |
| 07/04/2012 | CN202290814U 一种直线拉丝机专用张紧器 A linear drawing machine dedicated tensioner |
| 07/04/2012 | CN202290813U 辊模 Roll mold |
| 07/04/2012 | CN202290812U 钢丝牵引夹紧装置 Traction wire clamping device |
| 07/04/2012 | CN202290811U 一种钢丝表面处理系统 A wire - surface treatment system |
| 07/04/2012 | CN202290810U 在线丝径测量装置 Live wire diameter measuring device |
| 07/04/2012 | CN202290809U 自动撬丝器 Auto pry yarn |
| 07/04/2012 | CN202290808U 一种全自动数控排线装置 A fully automated CNC cable unit |
| 07/04/2012 | CN1880175B Metal blank for hot dilation forming |
| 07/04/2012 | CN102534436A Cobalt-based amorphous nanocrystal biphase metal fiber and preparation method thereof |
| 07/04/2012 | CN102534424A Stainless steel, stainless steel wire for bridge pull sling as well as preparation methods and application thereof |
| 07/04/2012 | CN102529180A Stainless steel composite wire |
| 07/04/2012 | CN102528336A Method for preparing high-plasticity welding wire by use of brittle Sn-Bi alloy |
| 07/04/2012 | CN102527757A Automatic material distributing and conveying device of cold-drawn steel tubes |