| 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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| 07/11/2012 | CN202316629U Water-cooled roller device for drawing amorphous wires |
| 07/11/2012 | CN102575446A Steel pipe-concrete composite pile, process for production of the pile, and steel pipe for use in steel pile-concrete composite pile |
| 07/11/2012 | CN102574181A Welding device for manufacturing electric resistance welded tube |
| 07/11/2012 | CN102553965A Tee joint manufacturing method |
| 07/11/2012 | CN102553964A Method for processing metal taper tube and forming machine thereof |
| 07/11/2012 | CN102553963A Method for processing reducing corrugated pipe |
| 07/11/2012 | CN102553962A Rolling forming method for centrifugal casting composite pipe |
| 07/11/2012 | CN102553961A Compound pipe manufacturing technology for metallurgically bonding anti-corrosion special alloy lining with pipeline steel outer sleeve |
| 07/11/2012 | CN102553960A Preparation method for tin-bismuth series alloy temperature fuse material with high plasticity |
| 07/11/2012 | CN102553959A Preparation method of stainless steel/carbon steel chip core composite board |
| 07/11/2012 | CN102553958A Tracking recovery device for strip steel tracking system of continuous processing line to normal mode |
| 07/11/2012 | CN102107233B Method for manufacturing steel/copper composite welded pipe |
| 07/11/2012 | CN101961736B Continuous pickling and wiredrawing process of brass wire |
| 07/11/2012 | CN101886222B Method for manufacturing high-strength X90 steel grade spiral submerged arc welded pipe |
| 07/05/2012 | WO2012092477A2 Method of forming an internal tube beadlock |
| 07/05/2012 | WO2012091212A1 Embolisation coil which is retained in the body, and a production method for an embolisation coil which is retained in the body |
| 07/05/2012 | US20120167655 Method of forming an internal tube beadlock |
| 07/04/2012 | EP2471971A1 Method and system for manufacturing metal-plated steel pipe |
| 07/04/2012 | EP2471626A2 A method and a device for laser welding of metal post shafts |
| 07/04/2012 | CN202290853U 锥度管成型机 Taper tube forming machine |
| 07/04/2012 | CN102549186A High-strength steel pipe, steel plate for high-strength steel pipe, and processes for producing these |
| 07/04/2012 | CN102548704A Welding device for manufacturing electric resistance welded tube |
| 07/04/2012 | CN102537643A High-strength magnesium-aluminum alloy tubular product and machining process thereof |
| 07/04/2012 | CN102534306A Zinc-aluminum-magnesium-rare earth multi-element alloy material and preparation method thereof |
| 07/04/2012 | CN102527768A Manufacturing method of copper-clad aluminum pipe |
| 07/04/2012 | CN102527767A Cold drawing welded tube manufacture process for high-accuracy hydraulic oil cylinder |
| 07/04/2012 | CN102527766A Manufacture method for high-alloy seamless pipe |
| 07/04/2012 | CN101824578B production method of iron-based magnetostrictive alloy wire |
| 07/03/2012 | US8209831 Surface conditioning for thermal spray layers |
| 06/28/2012 | WO2012085651A1 Process and plant for continuously manufacturing a steel wire |
| 06/28/2012 | WO2012084326A1 Tubular pressure accumulator, in particular for mixture compressing spark-ignition internal combustion engines |
| 06/28/2012 | WO2012084034A1 Bi-material sheet of material and method of manufacturing such a sheet |
| 06/28/2012 | WO2012083747A1 Tee joint shaping mould and method for shaping tee joint |
| 06/28/2012 | US20120164469 Silver nanowires and preparation method thereof |
| 06/27/2012 | CN202283553U 自动盘管下料机 Automatic coil cutting machine |
| 06/27/2012 | CN102513401A Tubular target bonding method |
| 06/27/2012 | CN102513400A Method for forging alloy seamless steel pipe by die cast hollow ingot |
| 06/27/2012 | CN102513399A Method for processing special wires for linear bearings |
| 06/27/2012 | CN102230097B Preparation method of titanium alloy bars |
| 06/27/2012 | CN101487673B Tube for heat exchanger |
| 06/21/2012 | WO2012082475A1 Platform mill for producing helically wound pipe and related method |
| 06/21/2012 | US20120152400 Machining method for austenite stainless steel equipment and piping, and nuclear power plant equipment and piping machined by use of the same |
| 06/21/2012 | US20120151978 Platform Mill for Producing Helically Wound Pipe and Related Method |
| 06/20/2012 | CN202278028U 金属管的制造设备 Metal tube manufacturing equipment |
| 06/20/2012 | CN102501454A High-performance magnesium alloy wave-absorbing composite plate and preparation method thereof |
| 06/20/2012 | CN102500641A Manufacturing process of stainless steel bent tube type exhaust manifold |
| 06/20/2012 | CN102500640A Technique optimization method of cage roll forming machine set of longitudinal welded pipe |
| 06/20/2012 | CN102500639A Rectangular tube production process method for reducing square tube sharpening times |
| 06/20/2012 | CN102500638A Method for producing high-cube-texture high-tungsten-content NI (nickel)-W (tungsten) alloy substrate bands |
| 06/20/2012 | CN102500561A Deoiling device in steel wire production process |
| 06/20/2012 | CN101716616B Method for producing seamless steel tube by combination of drawing and expanding and device thereof |
| 06/13/2012 | CN1898520B Method and tool for making enhanced heat transfer surfaces |
| 06/13/2012 | CN102489540A Method for manufacturing antirust aluminum alloy round tubes and flat tubes for automobile radiator and air conditioner condenser |
| 06/13/2012 | CN101622368B Electric resistance welded steel pipe prior to heat treatment and process for manufacturing the same |
| 06/07/2012 | WO2012071836A1 Production line of large diameter straight seam welded pipe |
| 06/07/2012 | WO2012071662A1 Coupling for ventilation assembly |
| 06/07/2012 | US20120138183 Method for manufacturing rigid tubular pipes having double casing, and facility dedicated to manufacture of said pipes |
| 06/06/2012 | CN101420153B Rotor hub, spindle motor and hard disk driver |
| 06/05/2012 | CA2601052C High-tensile steel plate, welded steel pipe or tube, and methods of manufacturing thereof |
| 05/31/2012 | WO2012068809A1 Super large pipe diameter straight seam welded pipe shaping machine set |
| 05/31/2012 | DE102010017022B4 Verfahren zum Herstellen eines Hohlprofils, Stützkern zur Durchführung des Verfahrens sowie ein danach hergestelltes Profil A method of manufacturing a hollow profile, the supporting core for carrying out the method, and a profile produced thereafter |
| 05/30/2012 | EP1785204B1 Die, method of manufacturing stepped metal tube, and stepped metal tube |
| 05/30/2012 | CN202239014U Welding formation mold for small pipe |
| 05/30/2012 | CN202239013U Broken strip protective device for steel strip tube coiling machine |
| 05/30/2012 | CN202239012U Tool for penetration of steel cord through vehicle |
| 05/30/2012 | CN202239011U Aluminum plate corner forming machine |
| 05/30/2012 | CN202238703U De-oiling device used in steel-wire manufacturing technology |
| 05/30/2012 | CN102482754A 金属镀敷钢管的制造方法及制造系统 The method of manufacturing a metal plated steel and the manufacturing system |
| 05/30/2012 | CN102476135A 多功能母线管件加工机 Multifunctional busbar tube processing machines |
| 05/30/2012 | CN101947572B Tile type production method for tee pipe fitting |
| 05/30/2012 | CN101516538B Method and blank for producing a screw-tube conveyor and screw-tube conveyor produced in this way |
| 05/24/2012 | US20120125072 In situ formation of threads throughout bore of sleeve inserted into substrate hole |
| 05/24/2012 | DE102010051634A1 Pipe used in lubricant processing plant, is obtained by partially coating inorganic/organic material which is metallic material containing nickel and copper to welded pipe, and surface-treating coated pipe |
| 05/23/2012 | EP2454553A1 Method for producing a gun barrel, device for producing a gun barrel and a gun barrel |
| 05/23/2012 | EP2454034A1 Method for manufacturing rigid tubular pipes having double casing, and facility dedicated to manufacture of said pipes |
| 05/23/2012 | CN202227567U Metal ceiling and equipment for making same |
| 05/23/2012 | CN202224521U Special mould for moulding handlebar of bicycle |
| 05/23/2012 | CN202224469U Elbow forming and hooping integrated machine |
| 05/23/2012 | CN202224468U Processing system for seamless copper pipe |
| 05/23/2012 | CN202224467U Steel plate extruding former device with double trapezoidal-toothed rollers |
| 05/23/2012 | CN102470416A 轮胎钢丝的制造方法和制造装置 Tire manufacturing method and apparatus of the wire |
| 05/23/2012 | CN102463273A 一种大口径镍基合金薄壁管材的制备方法 Method for preparing large-caliber nickel-based alloy thin-walled pipes |
| 05/23/2012 | CN102463272A 一种小口径镍基合金薄壁管材的短流程制备方法 A small-caliber nickel-based alloy thin-walled tubes of the short preparation process |
| 05/23/2012 | CN102463271A 一种锌基合金薄壁管材的制备方法 A zinc-based alloy thin-walled tubes of Preparation |
| 05/23/2012 | CN102463270A 一种无缝钢管的制造方法 A method of manufacturing a seamless steel pipe |
| 05/23/2012 | CN102463269A 无缝钢管的制造方法 Seamless steel pipe manufacturing method |
| 05/23/2012 | CN102003577B Method for producing spiral reinforcing rib composite pipe |
| 05/23/2012 | CN101879537B Method for extrusion molding of lead-free specially shaped copper tubes |
| 05/23/2012 | CN101811149B Manufacturing method of high alloy seamless steel tube |
| 05/23/2012 | CN101797600B Method for manufacturing high-strength X100 steel grade spiral seam submerged arc welded pipe |
| 05/18/2012 | WO2012035150A3 Method for encasing a body of an exhaust gas system |
| 05/16/2012 | CN202219276U Cylindrical opening and closing device |
| 05/16/2012 | CN102451862A Preparation technology of TC17 titanium alloy wire |
| 05/16/2012 | CN102059273B Elliptical duct manufacturing machine |
| 05/15/2012 | US8176763 Steering rack |
| 05/15/2012 | CA2681747C High-strength welded steel pipe including weld metal having high cold-cracking resistance and method for manufacturing the same |
| 05/10/2012 | WO2011073589A3 Method of manufacturing heat exchanger tubes and heat exchanger comprising such tubes |
| 05/10/2012 | DE102010060362A1 Verfahren zum Herstellen eines Rohres A method of manufacturing a pipe |
| 05/09/2012 | EP2450119A1 A shape adjusting tool |
| 05/09/2012 | EP2450118A1 Method for producing a tube |