| 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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| 05/01/2013 | CN103071698A Processing technology for enhanced spiral rib enhanced steel plastic composite pipe |
| 05/01/2013 | CN103071697A Internal peeling core head for hollow tube and drawing device thereof |
| 05/01/2013 | CN103071696A Production process of electrical aluminum and aluminum alloy buses |
| 04/28/2013 | CA2757375A1 Producing single sheet metal from two separate sheets |
| 04/25/2013 | US20130098899 Method for electric resistance welded steel tube |
| 04/24/2013 | EP2583764A2 Procédé de contrôle d'une installation de production au moyen du suivi de position à haute résolution des pièces produites |
| 04/24/2013 | EP2582474A1 Method and apparatus for forming the profile of deformable materials and deformable tubular sections |
| 04/24/2013 | CN103069020A Electric resistance welded (ERW) steel pipe for oil well use and process for producing ERW steel pipe for oil well use |
| 04/24/2013 | CN103060621A 1100-H16 aluminum alloy plate/strip and production method thereof |
| 04/24/2013 | CN103056193A Elbow molding lantern ring all-in-one machine, and technique of elbow molding lantern ring |
| 04/24/2013 | CN103056192A Manufacture method of high-conductivity and high-hardness micropore copper pipe |
| 04/24/2013 | CN103056191A Novel preparation method for noble composite metallic bond composite wire materials |
| 04/24/2013 | CN101715374B Device and method for producing profiles |
| 04/18/2013 | WO2013055618A1 Flexible pipe carcass forming apparatus |
| 04/18/2013 | WO2013053003A1 Strengthened metal tubes |
| 04/18/2013 | US20130096669 Partially annealed stent |
| 04/17/2013 | EP2581966A1 Electrically conductive connecting member, process for manufacturing electrically conductive connecting member, and battery equipped with electrically conductive connecting member as electrode |
| 04/17/2013 | CN202877271U Production unit for processing stainless steel threaded corrugated pipe |
| 04/17/2013 | CN202877270U Rotatably steady limiting mechanism |
| 04/17/2013 | CN202877269U Symmetrical double-machine linkage forming machine |
| 04/17/2013 | CN103042071A Bimetallic compound elbow and production method thereof |
| 04/17/2013 | CN103042070A Method for controlling strength distribution during high-strength steel pipe hot forming |
| 04/17/2013 | CN103042069A Method for preparing composite pipe |
| 04/17/2013 | CN103042068A Connecting pipe automatic production method and system thereof |
| 04/17/2013 | CN102091728B Forming unit for longitudinal welded pipe with ultra-large pipe diameter |
| 04/16/2013 | US8418517 Method of manufacturing a pipe coupling component |
| 04/16/2013 | US8418332 Method of texturing a bearing surface of a roller cone rock bit |
| 04/11/2013 | WO2013051249A1 Welded steel pipe with excellent welding heat-affected zone toughness, and process for producing same |
| 04/11/2013 | WO2013050021A2 Installation and method for continuously moulding longitudinally slotted pipes |
| 04/11/2013 | WO2013050013A1 Method for producing wire and wire products |
| 04/11/2013 | US20130087106 Method for producing steam generator tubes |
| 04/11/2013 | DE102011117166A1 Anlage und Verfahren zum kontinuierlichen Einformen längsgeschlitzter Rohre System and method for continuously molding longitudinally slotted pipes |
| 04/11/2013 | CA2851150A1 System and method for continuous molding of longitudinally slotted pipes |
| 04/10/2013 | EP2578327A1 Double-walled pipe with a gap, and manufacturing method therefor |
| 04/10/2013 | CN202868099U Stainless steel hybrid welding steel tube |
| 04/10/2013 | CN202861037U Forming machine with dual purpose of three way and elbow |
| 04/10/2013 | CN202861036U Precision adjuster for production of aluminum tube |
| 04/10/2013 | CN202861035U Punching device for flexible wire arranging |
| 04/10/2013 | CN103037996A Steel plate for producing pipe highly resistant to fuel vapor corrosion, pipe using same and method for producing pipe |
| 04/10/2013 | CN103032637A Bimetal composite pipe and production method thereof |
| 04/10/2013 | CN103031469A Aluminum tube with excellent surface quality for photosensitive drum and manufacturing method thereof |
| 04/10/2013 | CN103028631A Manufacture process of thin-wall spiral composite steel pipe |
| 04/10/2013 | CN101676826B Coordination control system of double metal spiral compound pipe molding and welding |
| 04/03/2013 | CN103008386A Preparation method of thickness-diameter ratio longitudinal titanium and titanium alloy welded pipe |
| 04/03/2013 | CN103008385A Method for producing steel wire for steel core of ultrahigh-strength overhead cable by using 82B steel wire rod |
| 04/03/2013 | CN103008384A Processing technique for manufacturing textile lead alloy wires by lead alloy bars |
| 04/03/2013 | CN103008383A Production technology for bimetal coating copper strip |
| 04/03/2013 | CN102205359B Method for manufacturing foamed aluminum board |
| 04/03/2013 | CN102172665B High-precision aluminum alloy rectangular tube forming method |
| 04/03/2013 | CN101781743B Seamless steel tube for ultra supercritical boiler and manufacturing method thereof |
| 03/28/2013 | US20130079746 Introducer sheath with thin-walled shaft |
| 03/27/2013 | EP2573200A1 Automotive underbody part having excellent low cycle fatigue properties, and process for production thereof |
| 03/27/2013 | EP2571635A1 Method for producing a hollow profiled section |
| 03/27/2013 | CN202824221U Automation aluminum bar production line |
| 03/27/2013 | CN102991015A High-strength steel wire, preparation method thereof and novel ultrahigh-strength steel wire rope for conveyor belt |
| 03/27/2013 | CN102989823A Mould for forming corrugated hose |
| 03/27/2013 | CN102989822A Flexible metal protective sleeve pipe winding machine |
| 03/27/2013 | CN102989821A Production method for manufacturing welded pipe product by using combined rollers |
| 03/27/2013 | CN102989820A Manufacturing method for titanium welded pipe |
| 03/27/2013 | CN102989819A Steel production process with forging-rolling combination |
| 03/27/2013 | CN102179422B Method for preparing metal plane plate |
| 03/27/2013 | CN101862763B Production process of large-caliber thin-walled seamless stainless steel pipe |
| 03/21/2013 | WO2013038526A1 Method for manufacturing pipe |
| 03/20/2013 | EP2570202A1 Device for continuous production of welded metal tubes |
| 03/20/2013 | CN202803810U Passive forming machine of steel-plastic composite pipe |
| 03/20/2013 | CN202803809U Thimble of pipe-making machine |
| 03/20/2013 | CN102982903A Method for producing copper-clad aluminum pipe and used production line |
| 03/20/2013 | CN102975422A High-strength steel wire, preparation method of high-strength steel wire and super-high-strength steel wire rope for conveyer belt |
| 03/20/2013 | CN102974646A Manufacturing process of aluminum alloy water-drop-shaped thin-wall tubular material |
| 03/20/2013 | CN102974645A High-accuracy TA18 titanium alloy pipe preparation method |
| 03/20/2013 | CN102974644A Drawing process of high-precision profiled wire rod |
| 03/20/2013 | CN102974643A Preparation method of enhanced Cu-based composite wire of Nb tube |
| 03/20/2013 | CN102974642A Composite sheet material processing method |
| 03/20/2013 | CN102310119B Manufacturing method of X65 pipeline steel longitudinal submerged arc welded pipe for undersea use |
| 03/19/2013 | CA2390054C Method for manufacturing continuous sucker rod |
| 03/14/2013 | DE102011110219B4 Verfahren zum Herstellen eines Wickelschlauches, insbesondere Agraffschlauch sowie Wickelschlauch und flexibles Leitungselement mit einem Wickelschlauch A method of manufacturing a winding tube, in particular strip wound hose and winding tube and flexible pipe member with a winding tube |
| 03/13/2013 | CN202779254U Mechanical bimetal composite tee pipe forming device |
| 03/13/2013 | CN202779253U Square tube pressing machine |
| 03/13/2013 | CN202779252U Flattening sewer |
| 03/13/2013 | CN202779251U Rear-axle collecting and releasing device for spiral pipe welding unit |
| 03/13/2013 | CN202779250U Full-continuous magnesium alloy strip coil finishing device |
| 03/13/2013 | CN102962294A Preparation method of super-thin wall seamless titanium pipe material |
| 03/13/2013 | CN102962293A Manufacturing method for pipe die by using steel ingot great-reducing-forming blank |
| 03/13/2013 | CN102962292A Method for forming blank of pipe die by using tapered roller through great reducing process |
| 03/13/2013 | CN102962291A Method for forging and forming pipe die blank by pilgrim mill |
| 03/13/2013 | CN102962290A High-efficiency production process capable of improving surface accuracy of cold-drawn seamless steel tube |
| 03/13/2013 | CN102962289A Lead alloy bar filamentation device |
| 03/13/2013 | CN102962288A Process for splicing arc-shaped large board and straight board |
| 03/13/2013 | CN101972794B Manufacture technology of High-strength non-magnetic thick-wall titanium alloy seamless tube |
| 03/12/2013 | US8393190 Tube forming apparatus and tube forming method |
| 03/07/2013 | WO2013031879A1 Welded steel pipe fabrication method and welded steel pipe |
| 03/07/2013 | WO2013031803A1 Manufacturing method and manufacturing equipment for small diameter metal tube |
| 03/07/2013 | CA2846476A1 Method for producing welded steel pipe and welded steel pipe |
| 03/06/2013 | CN202762764U Tapered steel pipe processor |
| 03/06/2013 | CN102950418A Method for manufacturing distribution element in bottling plant of pharmaceutical plant |
| 03/06/2013 | CN102950166A Method for making multi-pass joint |
| 03/06/2013 | CN102284545B Method for realizing quality grading control of oxygen-free copper rods |
| 03/06/2013 | CN102145353B O-forming machine mounting method |
| 03/05/2013 | US8388785 Method for repairing and/or strengthening of pipes |
| 03/05/2013 | US8387426 Metallic strip and methods and structures incorporating the same |