| 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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| 02/22/2012 | CN102357554A Metal tube necking cutting machine |
| 02/22/2012 | CN102031412B 一种CuAlMn低温记忆合金丝材加工方法 One kind CuAlMn low memory alloy wire processing methods |
| 02/22/2012 | CN101670390B 小口径管道一次成形的焊接工艺 A small diameter pipe welding processes shaping |
| 02/21/2012 | US8117884 Method for producing internal and external toothings on thin-walled, cylindrical hollow parts |
| 02/16/2012 | US20120036910 winding apparatus for and method of manufacturing a helically wound tubular structures |
| 02/15/2012 | EP2417026A1 Vehicle seat tubing having variable wall thickness |
| 02/15/2012 | EP2416918A1 Method and device for connecting the ends of steel tubes by means of orbital welding using a hybrid technique |
| 02/15/2012 | EP2416843A1 Wire configuration and method of making for an implantable medical apparatus |
| 02/15/2012 | CN202143908U 钢管成型机的压下机构 Pipe molding machine down means |
| 02/15/2012 | CN202143907U 一种组合辊 A combination roller |
| 02/15/2012 | CN102352457A Preparation method of aluminium alloy strip for stamping and stretch forming of cell phone shell |
| 02/15/2012 | CN102350447A Method for processing arcrolling part with edge |
| 02/15/2012 | CN101559446B 锅炉用焊接不锈钢管的制备方法 Preparation of welded stainless steel tube boiler |
| 02/09/2012 | WO2012017674A1 Steel plate for producing pipe highly resistant to fuel vapor corrosion, pipe using same and method for producing pipe |
| 02/08/2012 | EP2331271B1 Method of profiling a tube of given length |
| 02/08/2012 | CN202137219U 多功能双钩金属软管成型机 Multifunction hook metal hose forming machine |
| 02/08/2012 | CN102348517A Hollow member, and manufacturing device and manufacturing method therefor |
| 02/08/2012 | CN102343379A Method for making flexible pipe joint |
| 02/08/2012 | CN101844163B 生产中口径直缝双面埋弧焊钢管的机组及钢管成型方法 Production caliber LSAW steel pipes and pipe forming method crew |
| 02/08/2012 | CN101780492B 钛及钛合金多头螺旋管加工方法 Titanium and titanium alloy long spiral machining method |
| 02/08/2012 | CN101428305B 铜铁合金板、排、棒、管的生产工艺 Production processes copper alloy plate, row, rods, tubes |
| 02/07/2012 | US8110292 High strength steel plate, steel pipe with excellent low temperature toughness, and method of production of same |
| 02/02/2012 | WO2012015007A1 Method for manufacturing branched pipe and apparatus for manufacturing branched pipe |
| 02/02/2012 | WO2011107616A3 Bar made of noble metal, and production method |
| 02/01/2012 | EP2412839A1 Electric resistance welded steel pipe having excellent workability and excellent post-quenching fatigue properties |
| 02/01/2012 | CN202129294U 金属软管成型机出料结构 Metal hose forming machine the material structure |
| 02/01/2012 | CN202129293U 金属软管成型机 Metal hose forming machine |
| 02/01/2012 | CN202129292U 金属软管成型机 Metal hose forming machine |
| 02/01/2012 | CN102338586A Flat-shaped heat exchange tube and online tube manufacturing and machining technology |
| 01/26/2012 | WO2012009784A1 Flexible tube, manufacturing method and apparatus |
| 01/26/2012 | DE102010032066A1 Method for manufacturing cathodic protected pipe profile utilized during construction of e.g. cooling agent pipeline, involves extruding press block, and forming pipe profile from press block using extruding method |
| 01/26/2012 | DE102010031993A1 Kern-Mantel-Bändchendraht Core-sheath ribbon wire |
| 01/26/2012 | CA2842252A1 Flexible tube, manufacturing method and apparatus |
| 01/25/2012 | EP1926565B1 Method and device for the production of hollow profiled elements |
| 01/25/2012 | CN102330032A Acid-proof X70MS steel-grade spiral welded pipe and manufacturing method thereof |
| 01/25/2012 | CN102327922A Seam enlarging mechanism for pre-backward bending processing |
| 01/25/2012 | CN102327921A Main pinch roller mechanism of pre-welding machine |
| 01/25/2012 | CN101972795B Machining process of metal elbow |
| 01/25/2012 | CN101871084B Method for manufacturing low ductility anisotropy rolling aluminum alloy sheet |
| 01/25/2012 | CN101832726B Heat radiating pipe for heat exchanger and manufacturing method thereof |
| 01/25/2012 | CN101817027B Cold extrusion mould for double-head pipe joint |
| 01/24/2012 | US8101031 Hollow power transmission shaft and method of manufacturing the same |
| 01/24/2012 | CA2706347C Production-optimized process for producing a multilayer pipe |
| 01/19/2012 | WO2012007490A1 Method for producing a welding wire filled with filler material, and welding wire |
| 01/19/2012 | DE3862044C5 Verfahren zur Herstellung von zahnradgekräuselten Metallfasern und diese Fasern enthaltende Produkte. A process for preparing zahnradgekräuselten metal fibers and these fibers containing products. |
| 01/18/2012 | EP2407570A1 Hic-resistant thick steel sheet and uoe steel pipe |
| 01/18/2012 | DE202011106637U1 Vorrichtung zur kontinuierlichen Herstellung von längsseitig verschweißten Rohren sowie Reinigungseinrichtung zur Rohrinnenreinigung und Rohr mitsauberer Rohrwandinnenfläche An apparatus for the continuous production of welded pipes and longitudinally cleaning device for pipe cleaning and pipe mitsauberer tube wall inner surface |
| 01/18/2012 | CN202114090U Equipment die for processing metal pipes |
| 01/18/2012 | CN102319764A Method for manufacturing stainless steel seamless tube |
| 01/18/2012 | CN102319763A Processing method of phi 2.10mmHT tempered bead wire |
| 01/18/2012 | CN102319762A Production process for bright titanium wire |
| 01/18/2012 | CN101844164B Production process of quick connecting pipe |
| 01/17/2012 | US8097095 Hardfacing material |
| 01/17/2012 | CA2437188C Composite pipe formed by a metallic outer pipe with inner lining of plastic material, method for manufacturing said pipe, and its use |
| 01/12/2012 | WO2012006270A1 Method and apparatus for applying uniaxial compression stresses to a moving wire |
| 01/12/2012 | WO2012004262A1 Metallic shaped wire with a recrystallization cube texture and process for the production thereof |
| 01/12/2012 | DE102006025522B4 Verfahren und Vorrichtung zur Herstellung strukturierter, geschlossener Hohlprofile Method and device for producing structured, closed hollow profiles |
| 01/11/2012 | EP2404636A1 Core for guide wire and method of producing same |
| 01/11/2012 | EP1539389B1 Method using a winding device for obtaining at least two separately wound individual lengths of simultaneously extruded tubes |
| 01/11/2012 | EP1293415B1 Automobile frame member |
| 01/11/2012 | CN102310120A Method for thermoforming corrugated furnace of boiler |
| 01/11/2012 | CN102310119A Manufacturing method of X65 pipeline steel longitudinal submerged arc welded pipe for undersea use |
| 01/11/2012 | CN102310118A High strength flat wire production technology and equipment |
| 01/11/2012 | CN101845589B Steel plate with very low yield point and manufacturing method thereof |
| 01/11/2012 | CN101704034B Method for producing wire and bar materials |
| 01/10/2012 | CA2566736C A high strength steel excellent in uniform elongation properties and method of manufacturing the same |
| 01/05/2012 | WO2012000490A2 Method and device for incrementally shaping profiled pipes, in particular profiled pipes having cross-sections that vary over the longitudinal axis |
| 01/05/2012 | US20120000565 Barrel Form and Manufacturing Process for Same |
| 01/04/2012 | EP2307153B1 Process for the manufacture of an elongated tube and use of the tube |
| 01/04/2012 | CN202097224U Universal seaming machine |
| 01/04/2012 | CN102308015A Method for manufacturing metal pipe |
| 01/04/2012 | CN102308013A High-strength steel tube for low-temperature use with superior buckling resistance and toughness in weld heat-affected areas, and manufacturing method for same |
| 01/04/2012 | CN102303065A Method for manufacturing seamless steel tube for vehicle-mounted large-diameter high pressure gas cylinder |
| 01/04/2012 | CN102303064A Trapezoidal teeth dual-roller extrusion steel plate forming machine device |
| 01/04/2012 | CN102303063A Weld-line movement-controlled tailor-welded blank stamp-forming device |
| 01/04/2012 | CN101979170B Method for producing stainless steel belt of glasses frame |
| 01/04/2012 | CN101652197B Method for manufacturing cold-finished seamless steel pipe for integrally molded drive shaft |
| 12/29/2011 | DE102010025947B3 Pipes i.e. composite metal pipes, manufacturing device, has downstream strip storage unit storing film strip, and covering device covering inner pipe with film strip, where storage unit is arranged in completely closed housing |
| 12/28/2011 | EP2399685A1 Hollow member, and manufacturing device and manufacturing method therefor |
| 12/28/2011 | EP2097187B1 Moulded part and method for producing such a moulded part |
| 12/28/2011 | CN202090505U 金属天花板及制作金属天花板的设备 Metal ceiling, metal ceiling and production equipment |
| 12/28/2011 | CN102297628A 扁平形螺旋换热管及其在线制管加工工艺 Flat spiral-shaped tubes and pipe-line processing |
| 12/28/2011 | CN102297626A 椭圆形螺旋换热管及其在线制管加工工艺 Elliptical spiral tubes and pipe-line processing |
| 12/28/2011 | CN102297623A 螺旋扁平形换热管及其在线制管加工工艺 Flat spiral-shaped tubes and pipe-line processing |
| 12/28/2011 | CN102297622A 螺旋椭圆形换热管及其在线制管加工工艺 Spiral oval tubes and pipe-line processing |
| 12/28/2011 | CN102297618A 椭圆形换热管及其在线制管加工工艺 Oval tubes and pipe-line processing |
| 12/28/2011 | CN102297309A 水电站超大口径引水压力钢管伸缩装置及其波纹管的制造方法 Manufacturing method of diversion hydropower large diameter penstock telescopic device and bellows |
| 12/28/2011 | CN102294380A 中温高压钢管的制造方法 Temperature and high pressure method of producing a steel pipe |
| 12/28/2011 | CN102294379A Method for manufacturing seamless steel pipe for high-pressure gas cylinder with large caliber |
| 12/28/2011 | CN102294378A Manufacturing method of inner composite stainless steel pipe with medium or small diameter |
| 12/28/2011 | CN101548026B 低温韧性优异的高强度厚壁管线管用焊接钢管及其制造方法 Superior low temperature toughness of high strength thick line pipe use welded steel pipe and manufacturing method thereof |
| 12/27/2011 | US8084144 High strength thick welded steel pipe for line pipe superior in low temperature toughness and method of production of the same |
| 12/22/2011 | WO2011156873A1 Method and apparatus for forming the profile of deformable materials and deformable tubular sections |
| 12/22/2011 | US20110311836 Rolled copper foil |
| 12/22/2011 | US20110308670 Hardfacing material |
| 12/21/2011 | EP2397573A1 Method for producing metal tube |
| 12/21/2011 | CN202079177U 变径射流管胀压复合模具 Reducing inflation pressure jet pipe composite mold |
| 12/21/2011 | CN202079121U 一种液压合缝机 A hydraulic connecting machine |
| 12/21/2011 | CN102284552A 异型金属带互锁装铠设备 Shaped metal band interlock device armoring |
| 12/21/2011 | CN102284551A 一种直缝埋弧焊管柔性成型的方法及设备 Method and apparatus for a straight seam submerged arc welded pipe forming flexible |