| 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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| 02/13/2008 | CN101121228A Bimetallic composite wire rod high-efficient production line |
| 02/13/2008 | CN101121209A Copper tape guide edging device |
| 02/13/2008 | CN101121185A Coiled pipe forming roller assembly |
| 02/13/2008 | CN101121184A Method for manufacturing titanium base composite pipe-rod materials |
| 02/13/2008 | CN100368106C Adjustable mold employing reverse extrusion and draw forming for raw copper tube of mould, reverse extrusion and draw forming method thereof |
| 02/12/2008 | US7328637 Apparatus for machining a cylinder bore surface and method of machining the cylinder bore surface using the apparatus |
| 02/12/2008 | US7328590 Corrosion resistant evaporative coil for refrigeration system |
| 02/12/2008 | US7328510 Elbow rotator |
| 02/12/2008 | CA2356118C Pyrometallurgical reactor cooling element and its manufacture |
| 02/07/2008 | US20080030023 Compound tube and method of producing the same |
| 02/07/2008 | US20080028819 Process of producing profiles whose cross-section is variable in the longitudinal direction |
| 02/07/2008 | US20080028814 Sheet processing apparatus, method of use, and plastically deformed sheet |
| 02/07/2008 | US20080028609 Hollow member, manufacturing method thereof, fluid distribution system using the hollow member, and forming apparatus of hollow material |
| 02/07/2008 | DE102006033568A1 Heat exchanger tube comprises first thin sheet of material partially forming broad and narrow sides of tube body and partially enclosing an interior space, and second sheet of material partially forming fin brazed to tube body |
| 02/06/2008 | CN100366354C Method and device for manufacturing tube with high dimensional accuracy |
| 02/05/2008 | US7325435 Method of manufacturing, apparatus and resulting irregular shaped cross section tubes |
| 01/31/2008 | US20080022526 Undulating Pipe Manufacture |
| 01/31/2008 | CA2659219A1 Metallic strip and methods and structures incorporating the same |
| 01/30/2008 | EP1267363B1 Method for producing oxide superconducting wire |
| 01/30/2008 | CN101112709A Method for soldering spiral welded pipe |
| 01/27/2008 | CA2554338A1 Undulating pipe manufacture |
| 01/23/2008 | EP1880776A1 Method for the production of tubes |
| 01/23/2008 | EP1880048A1 Bundle drawn metal fiber with three layers |
| 01/23/2008 | EP1879707A1 Guiding and shaping system |
| 01/23/2008 | EP1879706A1 Rolling stand, rolling train and method of rolling a metal strip |
| 01/23/2008 | EP1691950B1 Method and device for butt welding metal sheets of differing thicknesses with the aid of at least one height-adjustable tension roller that is located below the metal sheets |
| 01/23/2008 | CN101111324A Wire for refining molten metal and associated method of manufacture |
| 01/23/2008 | CN100363222C Side board for truck and its manufacture |
| 01/23/2008 | CN100363123C Tool for manufacturing fluid bearing |
| 01/17/2008 | WO2008007737A1 Bend pipe and process for producing the same |
| 01/17/2008 | CA2657518A1 Hot bend pipe and a process for its manufacture |
| 01/15/2008 | US7318455 Pipe body and forming method of the same |
| 01/10/2008 | WO2008004453A1 High-tension welded steel pipe for automotive structural member and process for producing the same |
| 01/10/2008 | WO2008004108A2 Pinch-point lock-seam tubing, pinch point seaming devices, and methods for manufacturing stabilized lock-seam tubing |
| 01/10/2008 | US20080008898 cost efficient of using a flexible wire connector that conforms to match the skin and flangeless frame; without with precision fixturing; use in the aerospace |
| 01/10/2008 | US20080007088 Vehicle Frame Having Energy Management System And Method For Making Same |
| 01/10/2008 | CA2656637A1 High-tensile strength welded steel tube for structural parts of automobiles and method of producing the same |
| 01/10/2008 | CA2637793A1 Pinch-point lock-seam tubing, pinch point seaming devices, and methods for manufacturing stabilized lock-seam tubing |
| 01/09/2008 | CN101102857A Roll for molding square tube and method and device for rollingly molding square tube |
| 01/09/2008 | CN100361264C Color cathode rays tube |
| 01/08/2008 | US7316271 Deformable member |
| 01/03/2008 | DE102006029385A1 Method for manufacturing of continuous-welded pipe made of roller bearing steel, for producing roller bearing component, particularly roller bearing rings or sleeves, involves bending of pipe having joint gap |
| 01/03/2008 | DE102006029378A1 Heat exchanger tube comprises first thin sheet of material partially forming broad and narrow sides of tube body and partially enclosing an interior space, and second sheet of material partially forming fin brazed to tube body |
| 01/02/2008 | EP1692447A4 Method and tool for making enhanced heat transfer surfaces |
| 12/27/2007 | WO2007147907A1 Improved method and tool for producing convoluted tubes applicable to steering columns and universal joints |
| 12/27/2007 | DE102006028873A1 Production of a metal tube with different wall thicknesses comprises locally heating the tube having a starting wall thickness which is the same over its length in the longitudinal regions to be changed and loading with a traction force |
| 12/26/2007 | EP1427550B1 Manufacture of metal tubes |
| 12/25/2007 | US7311137 Heat transfer tube including enhanced heat transfer surfaces |
| 12/20/2007 | US20070290575 Ultrasonic energy system and method including a ceramic horn |
| 12/20/2007 | US20070289350 Flat wire manufacturing method of manufacturing flat wire for ring gear |
| 12/19/2007 | EP1867403A1 Cylindrical shaft and method of manufacturing the same |
| 12/15/2007 | CA2550253A1 System and method for manufacturing steel tapered poles |
| 12/13/2007 | WO2007141573A1 Tubular members and methods of forming same |
| 12/13/2007 | DE102006025522A1 Verfahren und Vorrichtung zur Herstellung strukturierter, geschlossener Hohlprofile Method and device for producing structured, closed hollow profiles |
| 12/13/2007 | DE102006011372B4 Verfahren zum geprüften Herstellen von Rohren aus Stahl A method for producing audited steel tubes |
| 12/13/2007 | CA2654335A1 Tubular members and methods of forming same |
| 12/12/2007 | CN200988060Y Rolling tube welder |
| 12/12/2007 | CN101087665A Multi-layer pipe and method for its manufacture |
| 12/12/2007 | CN101085455A Method for Manufacturing helix composite steel tube |
| 12/12/2007 | CN101085454A Method for preparing phi7.0mm1770MPa high-strength low-relaxation zinc-coated wire |
| 12/06/2007 | WO2007137669A1 Rolling stand, rolling train and method of rolling a metal strip |
| 12/06/2007 | US20070277580 Aluminum Pipe Production Method |
| 12/06/2007 | DE19614196B4 Verfahren und Vorrichtung zur Herstellung eines Rohres Method and apparatus for manufacturing a pipe |
| 12/05/2007 | EP1862234A2 Device for forming hollow profiles |
| 12/05/2007 | CN101081413A Major diameter metal corrugated pipe welding process |
| 12/05/2007 | CN100352962C Method for producing X80 pipeline steel having anti-HIC property and its hot-rolled plate |
| 12/05/2007 | CN100352574C Method of making a metallic thin wire and a medical tool into which the metallic thin wire is incorporated |
| 11/29/2007 | WO2007136019A1 High-strength steel pipe with excellent unsusceptibility to strain aging for line piping, high-strength steel plate for line piping, and processes for producing these |
| 11/29/2007 | DE102006024120A1 Schwimmer zur Herstellung von Sicherheitsrohren sowie Verfahren zu dessen Herstellung Float for the production of safety tubes and processes for the preparation thereof |
| 11/29/2007 | DE102006024119A1 Float for the production of double-walled security tubes useful as brake lines in motor vehicles, comprises a shank with a groove, blooming groove and finishing groove |
| 11/28/2007 | EP1860204A1 High tension steel plate, welded steel pipe and method for production thereof |
| 11/28/2007 | EP1435398B1 Tunsten wire, cathode heater, and filament for vibration service lamp |
| 11/28/2007 | CN101077510A Process for manufactruing blaster fuse frame copper alloy strip steel rolled stock used for integrate circuit |
| 11/22/2007 | DE102006027046B3 Device for the production of a pipe comprises cylindrical rotating rollers running parallel to a molding roller to exert a force in this direction |
| 11/22/2007 | DE10108898B4 Verfahren zur Formung von Antriebskomponenten an elektrischen Antrieben A method for forming drive components to electric drives |
| 11/21/2007 | EP1857722A1 Metal pipe and method for manufacturing same |
| 11/21/2007 | EP1857194A1 Multi-layer pipe and method for its manufacture |
| 11/21/2007 | CN101076427A Friction-welded connection between a sheet metal element and a rotation body |
| 11/21/2007 | CN100350180C Method and apparatus for machining three way tubular workpiece with variable diameters |
| 11/20/2007 | US7297908 Removing method of tube |
| 11/20/2007 | US7297238 Ultrasonic energy system and method including a ceramic horn |
| 11/20/2007 | US7296452 Metallic wire for grip rings, producing method and apparatus thereof, producing method and apparatus of grip rings for tube connector with use of metallic wire and grip rings for tube connector |
| 11/20/2007 | US7296348 Flat product of metal, in particular, in the form of a wall for heat exchangers, as well as a heat exchanger with a double layer wall of copper and titanium |
| 11/17/2007 | CA2550680A1 Method for making high-strength steel pipe, and pipe made by that method |
| 11/15/2007 | WO2007130141A2 Spiral pipe machine |
| 11/15/2007 | WO2007129387A1 Roll forming method and forming device of rectangular pipe |
| 11/15/2007 | WO2007128283A1 Wear-resistant pipe with longitudinal seam |
| 11/15/2007 | WO2007128031A1 Manufacture of hydraulic power steering sleeves |
| 11/15/2007 | WO2007090213A8 Deformable element, designed in the form of a corrugated tube, of a steering wheel spindle and method of producing it |
| 11/15/2007 | US20070262124 Method and Device for Butt Welding Metal Sheets of Differing Thicknesses with the Aid of at Least One Height-Adjustable Tension Roller That is Located Below the Metal Sheets |
| 11/15/2007 | US20070261455 Method and Apparatus for Manufacturing a Circular Metal Tank |
| 11/15/2007 | US20070261454 Method for Producing a Double-Chamber Hollow Profile |
| 11/14/2007 | EP1854562A1 High-strength welded steel pipe excellent in hydrogen embrittlement cracking resistance of weld metal and process for producing the same |
| 11/14/2007 | EP1516150B1 Heat transfer tube and method of and tool for manufacturing the same |
| 11/14/2007 | CN200974084Y Device for rolling wing slice on un-circular cylindrical tube |
| 11/14/2007 | CN100348343C Thermoplastic forming tech. for large-size spherical tank |
| 11/13/2007 | US7293445 Sheet processing apparatus, method of use, and plastically deformed sheet |
| 11/07/2007 | EP1852669A1 Heat exchanger for refrigerator and method for manufacturing a tube thereof |
| 11/07/2007 | EP1851498A1 Slotted tube with reversible usage for heat exchangers |
| 11/07/2007 | EP1850981A1 Hot reduced coil tubing and a method for forming same |