| Patents for B21C 37 - Manufacture of metal sheets, rods, wire, tubes, profilesor like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape (9,784) |
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| 01/20/2015 | US8935946 Variable diameter nozzle, joint and rod forming using cam rollers |
| 01/15/2015 | WO2015004901A1 Thick-walled electric resistance welded steel pipe for line pipe, and method for manufacturing said steel pipe |
| 01/15/2015 | WO2015004156A1 Heat exchanger and method of manufacturing a heat exchanger |
| 01/15/2015 | WO2015003276A1 Method for producing annular parts, and use of said method |
| 01/14/2015 | CN104282355A 一种铜包镁合金线材及其制备方法 A copper wire package magnesium alloy and its preparation method |
| 01/14/2015 | CN104278140A 一种超薄全硬镀铝锌板的生产方法 An ultra-thin full hard galvalume production methods |
| 01/14/2015 | CN104275365A 空心阶管的制造方法 Fabrication of a hollow tube Order |
| 01/14/2015 | CN104275364A 一种用以将支撑条制成支撑管的设备 A system for the support strip formed support tube equipment |
| 01/14/2015 | CN104275363A 高温高压管件用无缝钢管随形胎锻造方法 High temperature and high pressure seamless steel pipe fittings forging method with the shape tire |
| 01/14/2015 | CN104275362A 一种铁铬铝金属纤维的制备方法 Preparation of an iron-chromium-aluminum metal fibers |
| 01/14/2015 | CN104275358A 一种铝合金内变径无缝管的挤压成型方法 Within an aluminum alloy extrusion molding method reducers Seamless |
| 01/13/2015 | US8931323 Multi-layered pipes for use in the hydrocarbon industry, methods of forming the same, and machines for forming the same |
| 01/13/2015 | US8931320 Dimple-forming burnishing tool |
| 01/08/2015 | DE102012012548B4 Herstellungsverfahren für eine Gelenkwelle sowie danach hergestellte Gelenkwelle Production method for a PTO shaft and then produced propeller shaft |
| 01/07/2015 | EP2821157A1 Device and method for applying a corrugation to a pipe |
| 01/07/2015 | CN204074795U 分段式管体定径装置 Segmented pipe sizing device |
| 01/07/2015 | CN204074794U 一种冷轧无缝异型管加工设备 Cold rolled seamless Pipes processing equipment |
| 01/07/2015 | CN204074793U 挤压成型机 Extruder |
| 01/07/2015 | CN204074792U 一种用以将支撑条制成支撑管的设备 A system for the support strip formed support tube equipment |
| 01/07/2015 | CN204074791U 一种包覆机 One kind of coating machine |
| 01/07/2015 | CN204074626U 钢丝表面除液装置 In addition to the liquid surface of the wire device |
| 01/07/2015 | CN204074625U 钢丝表面除液装置 In addition to the liquid surface of the wire device |
| 01/07/2015 | CN104266006A 一种带加强环的螺旋钢管及其制作方法 A spiral steel reinforcement ring with its production methods |
| 01/07/2015 | CN104266003A 一种双金属复合钢管及其生产方法 A dual-metal composite pipe and its production method |
| 01/07/2015 | CN104264044A 新型无缝钢管及其制备工艺 The new seamless steel pipe and its preparation process |
| 01/07/2015 | CN104264030A 一种高寒地区专用耐低温h型钢及其制备方法 One kind of alpine region-specific low temperature h beam and its preparation method |
| 01/07/2015 | CN104259746A 水龙头外壳的制作方法 Production methods faucet housing |
| 01/07/2015 | CN104259246A 生产高强度钛合金无缝管的方法 Production of high-strength titanium alloy seamless method |
| 01/07/2015 | CN104259245A 一种复合钢管的生产设备及其生产工艺 A composite pipe production equipment and production process |
| 01/07/2015 | CN104259244A 一种Nb管的成型工艺 One of Nb tube forming process |
| 01/07/2015 | CN104259243A 管材自动化生产加工方法及管材自动化生产系统 Automated production and processing methods of pipe and pipe automated production systems |
| 01/07/2015 | CN104259242A 氧气瓶用冷拔无缝管制造工艺 Oxygen bottles of cold drawn seamless tube manufacturing process |
| 01/07/2015 | CN104259241A 一种金属管加工方法 Metal tube processing method |
| 01/07/2015 | CN104259240A 一种18Ni-200钢棒及其制备方法 One kind of 18Ni-200 steel bar and its preparation method |
| 01/07/2015 | CN104259239A 一种金属丝制造方法 Manufacturing method of a metal wire |
| 01/07/2015 | CN104259238A 一种无氧铜型材的加工方法 One kind of oxygen-free copper profile processing methods |
| 01/01/2015 | US20150000133 Method for fabricating flattened tube finned heat exchanger |
| 12/31/2014 | CN204053371U 一种可调节的钢管合缝装置 Pipe commissure means an adjustable |
| 12/31/2014 | CN204052423U 一种齿形成型装置 One kind of tooth forming device |
| 12/31/2014 | CN204052422U 一种高精度波纹管成型机的成型机构 A high precision molding machine bellows mechanism |
| 12/31/2014 | CN204052421U 一种用于钢管合缝的压合机构 Commissure of a laminated steel body for |
| 12/31/2014 | CN104249090A 一种超高强度精密矩形管成型方法及装置 An ultra-high strength precision rectangular tube forming method and apparatus |
| 12/31/2014 | CN104249089A 一种制造高精度矩形激光焊管的方法 A method for manufacturing high-precision laser welded pipe rectangular |
| 12/31/2014 | CN104249088A 一种盘条拔丝热镀锌工艺 A disc strip hot dip galvanizing process Roberts |
| 12/31/2014 | CN103334053B 耐屈曲性及焊接热影响部韧性优良的低温用高强度钢管的制造方法 Bending resistance and method of manufacturing the heat affected zone with excellent low-temperature toughness of high strength steel |
| 12/31/2014 | CN101970143B 玻璃包线及其制造方法 Glass-coated wire and manufacturing method thereof |
| 12/30/2014 | US8919172 In situ formation of threads throughout bore of sleeve inserted into substrate hole |
| 12/30/2014 | US8918982 Method for the production of a high-pressure accumulator pipe of steel for fuel injection systems and high-pressure accumulator pipe produced according to this method |
| 12/25/2014 | US20140377484 Roll form apparatus, method to manufacture crush tubes |
| 12/25/2014 | US20140373332 Manufacturing method for stage tube |
| 12/24/2014 | CN204042218U 一种矿用高强无磁金属复合管 Ore with a high-strength non-magnetic metal composite pipe |
| 12/24/2014 | CN204035226U 一种螺旋焊管调型装置 Tune in a spiral welded pipe type device |
| 12/24/2014 | CN204035225U Pcm家电板生产线 Pcm appliances board production line |
| 12/24/2014 | CN104246417A 内面带有沟槽的铝合金制导热管 Aluminum guided inner surface grooved heat pipe |
| 12/24/2014 | CN104245216A 电阻焊操作管理装置、电阻焊操作管理方法及计算机程序 Resistance welding operation management apparatus, a resistance welding operation management method and a computer program |
| 12/24/2014 | CN104236366A 换热器的制造方法 The method of manufacturing a heat exchanger |
| 12/24/2014 | CN104233136A 一种获得均匀、细小晶粒铜合金板带生产工艺 A method for obtaining uniform, fine grains of copper alloy strip production process |
| 12/24/2014 | CN104233010A 一种高电导率的铝合金导线及其制备方法 Aluminum wire and preparation method of high conductivity |
| 12/24/2014 | CN104232993A 一种高性能tc11管及其制备方法 A high performance tc11 pipe and its preparation method |
| 12/24/2014 | CN104226726A 一种管接头制造方法 A pipe fitting manufacturing method |
| 12/24/2014 | CN104226725A 一种轨道交通接触网中定位器用铝合金管的生产方法 A rail catenary locating Used aluminum tube production methods |
| 12/24/2014 | CN104226724A 管材全自动化生产加工方法及管材全自动化生产系统 Fully automated production and processing methods of pipe and pipe fully automated production systems |
| 12/24/2014 | CN104226723A 一种金属管制造方法 Of a metal tube manufacturing method |
| 12/24/2014 | CN104226722A 一种航天电爆阀用tb3棒材加工方法 One kind of aerospace electrical explosion valve tb3 Barstock method |
| 12/24/2014 | CN104226721A 一种新型纯钛卷的生产设备 A new titanium volume production equipment |
| 12/24/2014 | CN104226720A 消除装饰用宽厚不锈钢冷轧板板形缺陷的方法 Eliminate generous rolled stainless steel decorative plate board disfigurement method |
| 12/24/2014 | CN102933327B 带有间隙的双层管和其制造方法 Double tube and a manufacturing method thereof with a gap |
| 12/24/2014 | CN102921760B 一种具有镀层的金属工艺品线材的加工工艺 Having a coating of metal crafts wire processing |
| 12/24/2014 | CN102747290B 一种经济型耐磨钢管及其制造方法 An economical wear-resistant steel and its manufacturing method |
| 12/24/2014 | CN102218473B 三通管件模具型芯定位块的结构 Structural tee pipe fittings mold core positioning block |
| 12/23/2014 | US8915595 Method of manufacturing foil for producing a pepper's ghost illusion |
| 12/23/2014 | US8915109 Manufacturing apparatus and method of spiral duct including elbow |
| 12/17/2014 | CN204018415U 一种具有镀银功能的拉丝机 Having a silver-plated wire drawing machine functions |
| 12/17/2014 | CN204018414U 端子四面倒角机构 Terminal four chamfered agency |
| 12/17/2014 | CN104220622A 具有优良的低温韧性的高强度厚壁电阻焊钢管及其制造方法 Thick-walled high-strength electric resistance welded steel pipe and a manufacturing method with excellent low temperature toughness |
| 12/17/2014 | CN104220182A 闭截面结构部件的制造方法及装置 Closed-section structural components manufacturing method and apparatus |
| 12/17/2014 | CN104209364A 弯头加工的内模套工装 In-mold tooling elbow sleeve machining |
| 12/17/2014 | CN104209363A 一种不锈钢管加工工艺 One kind of stainless steel pipe processing |
| 12/17/2014 | CN104209362A 一种复合管自动生产线控制系统 A composite pipe automatic production line control system |
| 12/17/2014 | CN104209361A 一种30CrMnSiA六角形冷拔材的制备方法 One kind 30CrMnSiA preparation of hexagonal drawing materials |
| 12/17/2014 | CN103071696B 一种电工用铝及铝合金母线的生产工艺 Production process for aluminum and aluminum alloy electrical bus |
| 12/17/2014 | CN102822374B 高强度电阻焊钢管及其制造方法 High strength electric resistance welded steel pipe and manufacturing method thereof |
| 12/17/2014 | CN102821882B 钢管的制造方法 The method for producing a steel pipe |
| 12/17/2014 | CN101811150B 板件卷制直缝焊管的方法 Longitudinal plate rolling method |
| 12/16/2014 | US8912462 Method of manufacturing electric resistance welding pipes having excellent characterization of welded seams |
| 12/10/2014 | CN203991747U 小口径集合管支管拔制工艺工装 Small caliber manifold branch pipe drawing mill tooling |
| 12/10/2014 | CN203991746U 一种齿轮传动式焊管精确挤压装置 One kind of precision gear type pipe extrusion device |
| 12/10/2014 | CN203991745U 一种高表面精度紫铜管的联合拉拔线 Joint drawing copper wire of a high surface accuracy of |
| 12/10/2014 | CN203991744U 双金属复合管成型机 Bimetallic composite pipe forming machine |
| 12/10/2014 | CN203991743U 一种旋转切削进刀装置 A rotary cutting feed device |
| 12/10/2014 | CN203991742U 一种瓦楞芯层金属复合板成型设备 One kind of corrugated metal core composite panels forming equipment |
| 12/10/2014 | CN1802874B 包括陶瓷喇叭的超声能量系统和方法 Ultrasonic energy comprising a ceramic speaker system and method |
| 12/10/2014 | CN104203443A Uoe钢管及构造物 Uoe steel pipes and structures |
| 12/10/2014 | CN104197104A 一种双金属复合管及其制造工艺 A dual-metal composite pipe and its manufacturing process |
| 12/10/2014 | CN104191719A 一种钢基复合板及其加工方法 Type of steel-based composite board and its working methods |
| 12/10/2014 | CN104190740A 热轧无缝钢管管坯的生产方法 Hot-rolled seamless steel tube production methods |
| 12/10/2014 | CN103100576B 一种抽拉非晶丝的水冷辊轮装置 One kind of amorphous wire drawing water cooling roller device |
| 12/10/2014 | CN103060621B 1100-h16铝合金板带材及其生产方法 1100-h16 aluminum alloy plate and strip production methods |
| 12/10/2014 | CN102699107B 薄壁高强度方矩钢管的冷弯成型方法 Rectangular thin-walled high strength steel pipe roll forming method |
| 12/09/2014 | US8905675 Method of manufacturing a mechanically lined pipe |