| 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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| 09/18/2013 | CN203205142U Production apparatus of copper-clad aluminum tubes |
| 09/18/2013 | CN103314121A Process and plant for continuously manufacturing a steel wire |
| 09/18/2013 | CN103313806A Method and apparatus for forming the profile of deformable materials and deformable tubular sections |
| 09/18/2013 | CN103302135A Manufacture method of high-intensity welded special pipe |
| 09/18/2013 | CN103302134A Process for manufacturing zinc steel pipe section |
| 09/18/2013 | CN103302133A Precise cold-drawing method of high-precision high-strength 30CrMnSi seamless steel tube |
| 09/18/2013 | CN102581057B Method for preparing enhanced magnesium alloy composite board |
| 09/12/2013 | US20130233433 Process for manufacturing a wound hose, particularly a spiral wound metallic hose, as well as wound hose and flexible conduction element with a wound hose |
| 09/11/2013 | EP2635387A2 Method and system for the manufacture of hollow profile objects |
| 09/11/2013 | CN103286158A Method and device for preparing variable-thickness longitudinal laser welded pipe in two-step forming way |
| 09/11/2013 | CN103286157A Hot rolling method of metallurgical bonding wear-resistant composite tube |
| 09/11/2013 | CN103286156A Oblique rolling molding process of double-layered steel pipe |
| 09/11/2013 | CN103286155A Manufacturing method of cobalt/iron composite tube for coronary stent and auxiliary equipment |
| 09/05/2013 | US20130230735 Method for producing a channel arrangement, a channel arrangement, use of a channel arrangement and a metal profile |
| 09/04/2013 | EP2634271A1 Electric resistance welded (erw) steel pipe for oil well use and process for producing erw steel pipe for oil well use |
| 09/04/2013 | CN203170759U Silk thread deburring cleaning device |
| 09/04/2013 | CN103277798A Infrared burner of stainless steel metal corrugated plate |
| 09/04/2013 | CN103272879A Upset-bulge compound internal high pressure forming method and device for long and thin deformed straight pipe |
| 09/04/2013 | CN103272878A Method for manufacturing composite steel tube |
| 09/04/2013 | CN103272877A Low-carbon inconel seamless tube |
| 09/04/2013 | CN103272876A Nickel-iron-chromium alloy seamless tube |
| 09/04/2013 | CN103272875A Aluminium foil pipe production device |
| 09/04/2013 | CN102233364B Martensite air valve steel bar production method |
| 09/04/2013 | CN102029305B Production method of ultra-thick steel plate |
| 09/03/2013 | US8522587 Joint jig of spiral duct manufacturing apparatus |
| 08/28/2013 | CN203155749U Oxygen-free copper strip billet continuous extrusion and continuous rolling production line control system |
| 08/28/2013 | CN103269811A Coiled tubing with improved fatigue resistance and method of manufacture |
| 08/28/2013 | CN103264065A Multi-wire multiple winding-type steel wire production line |
| 08/28/2013 | CN102303065B Method for manufacturing seamless steel tube for vehicle-mounted large-diameter high pressure gas cylinder |
| 08/28/2013 | CN102284552B Irregularly-shaped metal band interlocking and armoring equipment |
| 08/28/2013 | CN102266876B Forming process and mould of seamless fork-shaped pipe |
| 08/28/2013 | CN101965414B High-strength steel plate excellent in low-temperature toughness, steel pipe, and processes for production of both |
| 08/27/2013 | US8516870 Method for forming an extruded hollow section |
| 08/22/2013 | DE112011103968T5 Produktionslinie für ein längs verschweißtes Rohr mit großem Durchmesser Production line for a longitudinally-welded tube with a large diameter |
| 08/22/2013 | DE112011103877T5 Maschinensatz zur Formgebung eines längs verschweißten Rohres mit extra großem Durchmesser Machine set for forming a longitudinally welded tube with extra large diameter |
| 08/22/2013 | DE102012003174A1 Method for manufacturing hollow profile with sections of different wall thickness, involves moving holding positions in succession, so that compressing section of hollow profiles is compressed into compression limiting space |
| 08/21/2013 | EP2627460A1 Coiled tubing with improved fatigue resistance and method of manufacture |
| 08/21/2013 | CN203140478U Support pipe setting machine |
| 08/21/2013 | CN203140477U U-shaped alloy heat transfer tube producing device for nuclear power evaporator |
| 08/21/2013 | CN203140476U Apparatus for method for producing dual-metallic composite material by welding metal band in longitudinal wrapping |
| 08/21/2013 | CN203140475U Apparatus for method for producing dual-metallic composite material by wrapping metal band |
| 08/21/2013 | CN203140474U Device for preparing composite tube |
| 08/21/2013 | CN103252381A Full-automatic multi-station oil pipe joint punching equipment |
| 08/21/2013 | CN103252380A Non-thinning upsetting-bulging forming method and device for shaped tube with variable cross section |
| 08/21/2013 | CN103252379A Iron product processing technology capable of radically improving anti-corrosion performance |
| 08/21/2013 | CN103252378A Method of producing high-precision oxygen-free silver copper strips by continuous extrusion and cold rolling |
| 08/20/2013 | US8511130 Method for preventing or arresting crack development and propagation |
| 08/20/2013 | CA2656637C High-tensile strength welded steel tube for structural parts of automobiles and method of producing the same |
| 08/14/2013 | DE102008063385B4 Kupplungssupport Coupling Support |
| 08/14/2013 | CN103249854A Thick-walled electric-esistance-welded steel pipe and process for producing same |
| 08/14/2013 | CN102266875B Device used for producing screw rotor |
| 08/14/2013 | CN102125943B Manufacturing process of hose coupling |
| 08/14/2013 | CN101804746B Transport roller, transport unit, and printing apparatus |
| 08/13/2013 | US8505352 Method for producing hollow profiles having a longitudinal flange |
| 08/13/2013 | CA2595989C Wire for refining molten metal and associated method of manufacture |
| 08/08/2013 | WO2013114519A1 Uoe steel pipe for line pipe |
| 08/08/2013 | DE102007028710B4 Herstellungsverfahren für Rohre, Walzenstraße zur Durchführung des Verfahrens, Flachrohr sowie Wärmetauscher mit derartigen Flachrohren Manufacturing processes for pipes, rolling mill for implementing the method, as well as flat-tube heat exchanger with such flat tubes |
| 08/07/2013 | CN103231741A Large-section aluminium alloy section for car doors/windows and manufacturing process of large-section aluminium alloy section |
| 08/07/2013 | CN103230961A Copper alloy pipe and manufacturing method thereof |
| 08/07/2013 | CN103230951A Hot extrusion forming method of light alloy horn-shaped pipe fitting |
| 08/06/2013 | US8499602 Decorative hollow tubing for use in furniture manufacture and method for manufacturing |
| 08/01/2013 | US20130195557 Method of manufacturing a mechanically lined pipe |
| 07/31/2013 | EP2618950A1 Brush deburring machine |
| 07/31/2013 | CN203091456U Shock-proof mechanism of reel pipe production line |
| 07/30/2013 | CA2719695C Method and device for the manufacture of multiple grooved wire |
| 07/30/2013 | CA2672098C Micro-channel tubes and apparatus and method for forming micro-channel tubes |
| 07/25/2013 | US20130189535 Bar made of noble metal, and production method |
| 07/24/2013 | EP2616198A1 Apparatus and method for producing at least partially closed hollow profiles with a short cycle time |
| 07/24/2013 | EP2616197A1 Device and method for producing at least partially closed hollow profiles with rotatable die halves and low cycle time |
| 07/24/2013 | CN203076359U Internal stripping core head of hollow tubing and drawing device of internal stripping core head |
| 07/24/2013 | CN203076358U Automatic control circuit of rolling equipment |
| 07/24/2013 | CN103221160A Method for encasing a body of an exhaust gas system |
| 07/24/2013 | CN103212604A Hydraulic pressure expanding technology of double-layer metal composite welded pipe |
| 07/24/2013 | CN103212603A Hastelloy stainless steel seamless steel pipe |
| 07/24/2013 | CN103212602A Mechanical expanding technology of double-layer metal composite welded pipe |
| 07/24/2013 | CN102416554B Technology for making pile legs of wind power installation ship |
| 07/23/2013 | US8490458 Foil configuration device and method |
| 07/23/2013 | US8490449 Tools, machines and processes for deburring cut edges on workpieces |
| 07/18/2013 | WO2013105536A1 Wear-resistant welded steel pipe and method for producing same |
| 07/18/2013 | WO2013050021A3 Installation and method for continuously shaping longitudinally slotted pipes |
| 07/18/2013 | WO2012085651A8 Process and plant for continuously manufacturing a steel wire |
| 07/17/2013 | CN103209779A Method for producing a coiled hose, particularly a strip-wound hose, as well as a coiled hose and flexible conducting element comprising a coiled hose |
| 07/17/2013 | CN103203391A Production method for copper-titanium composite tube |
| 07/17/2013 | CN103203390A Processing method for beta titanium alloy wires used for glass frames |
| 07/17/2013 | CN101346197B Apparatus for and method of manufacturing helically wound structures |
| 07/16/2013 | CA2659219C Metallic strip and methods and structures incorporating the same |
| 07/11/2013 | WO2013061124A3 Manufacture method of tubular member and tubular member manufactured by the same |
| 07/10/2013 | EP2612725A1 Method and system for manufacturing a flux cored welding wire by laser welding with mechanical protection of the flux |
| 07/10/2013 | CN203044564U Two-layer copper brazed steel pipe forming unit |
| 07/10/2013 | CN203044563U Waste leftover material wire press machine |
| 07/10/2013 | CN103199072A Gold-plated palladium-copper single-crystal bonding wire and manufacturing method thereof |
| 07/10/2013 | CN103194688A Wear-resistant steel pipe and manufacture method thereof |
| 07/10/2013 | CN103191954A 690 alloy U-shaped heat transfer pipe production line for nuclear power evaporator |
| 07/10/2013 | CN103191953A Manufacture method of seamless steel tube by using stainless welded tube |
| 07/10/2013 | CN102218455B Machining technology for Y-shaped three-way pipe |
| 07/10/2013 | CN102056687B Method for producing a large steel tube |
| 07/09/2013 | CA2483932C Method of tube removal |
| 07/04/2013 | US20130167755 Concrete reinforcing members, and associated methods of manufacture and use |
| 07/03/2013 | CN203030667U Composite tube penetrating device |
| 07/03/2013 | CN103182403A Laser welding method on basis of manufacturing pipes by high-strength different-thickness plates |