| 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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| 02/11/1999 | CA2296388A1 A method of rolling superconducting conductor lengths and roller apparatus |
| 02/09/1999 | US5869196 Reduction of metal billet, copper ductile metal forms surface of billet preventing exposure of valve metal layer, billet is reduced by extrusion and wire drawing, composite is cut into short length, ductile metal is remved by leaching |
| 02/09/1999 | US5868042 Multiple cams |
| 02/03/1999 | EP0894548A2 Method and device for forming bulges on elements |
| 02/03/1999 | EP0894547A2 Al alloy composite tube for refrigerant passages and method for producing the same |
| 02/03/1999 | EP0764063B1 Method of producing a seamless hot-finished tube |
| 02/03/1999 | CN1207062A Beta titanium-fiber reinforced composite laminates |
| 02/02/1999 | US5865055 Spline forming die |
| 02/02/1999 | CA2065196C Flexible metal conduit and method of making the same |
| 01/28/1999 | WO1999003618A1 Device and method for moulding a grooved structure into a tubular workpiece |
| 01/28/1999 | WO1999003611A1 Method and plant for the production of frustoconical pipes |
| 01/28/1999 | DE19831047A1 Hollow frame member for vehicle body construction |
| 01/28/1999 | DE19753102C1 Apparatus for removal of a weld seam protrusion |
| 01/27/1999 | EP0817673B1 Catalyst pipe |
| 01/27/1999 | CN1205922A Manufacture of stainless steel heat-transfer pipe for refrigerator |
| 01/26/1999 | US5862694 Tapered tube manufacturing apparatus and process |
| 01/25/1999 | CA2244290A1 Process for manufacturing metal tubing |
| 01/21/1999 | WO1999002935A1 Folded tube for heat-exchanger, in particular for motor vehicle |
| 01/21/1999 | WO1999002779A1 Method for manufacturing a post and post manufactured according to said method |
| 01/21/1999 | WO1999002283A1 Tube for heat exchanger and method of manufacturing same |
| 01/21/1999 | DE19731055A1 Vorrichtung und Verfahren zum Einformen einer Rillenstruktur in ein rohrförmiges Werkstück Apparatus and method for molding a groove structure into a tubular workpiece |
| 01/19/1999 | US5860305 Pipe cutter with dual outer cutting knives and method |
| 01/19/1999 | US5860204 Continuous tube forming and coating |
| 01/13/1999 | EP0833964A4 Process for making wire |
| 01/12/1999 | US5858200 Method of and apparatus for manufacturing metallic fiber and the twine of metallic fibers, and method of coloring metallic fiber and the twine of metallic fibers |
| 01/12/1999 | US5857921 Golf club shafts |
| 01/12/1999 | US5857253 System and methods for forming bushing plates |
| 01/07/1999 | EP0888834A1 Method of assembling the borders of one or more thin workpieces |
| 01/07/1999 | EP0888732A1 Composite wire for the manufacture of jewelry articles |
| 01/07/1999 | EP0647165B1 Method of manufacturing tubular member having integral exterior protrusions |
| 01/05/1999 | US5855699 Corrosion, heat resistant alloy |
| 01/05/1999 | CA2164122C A machine for forming a metal strip into a tubular form having a stop-restart displacement mechanism |
| 12/30/1998 | EP0887610A2 Pipe |
| 12/30/1998 | EP0822026B1 Method of manufacturing corrosion resistant heat exchangers |
| 12/29/1998 | CA2081593C Method and installation for manufacturing rectangular enamelled magnet wire with in-line rolling and enamelling |
| 12/24/1998 | DE19744308C1 Method for extrusion forming alloy tubes |
| 12/24/1998 | DE19743720C1 Cost effective production of iron alloy foil with high resistance to high temperature oxidation |
| 12/23/1998 | EP0885071A1 Method and apparatus for producing helically-wound lock-seam tubing with reduced lubrication |
| 12/23/1998 | CN1202591A Pipe joint locking sleeve and its machining technology |
| 12/16/1998 | EP0884122A1 Method for manufacturing a pipe with a partition |
| 12/16/1998 | EP0884121A2 Method for manufacturing a header pipe |
| 12/16/1998 | EP0884120A2 Method and apparatus for manufacturing a header pipe |
| 12/15/1998 | CA2100356C Method and apparatus for production of continuous metal strip |
| 12/10/1998 | WO1998031958A3 Production of a metal pipe connection |
| 12/10/1998 | DE19734780C1 Method for producing welded copper and copper alloy pipes |
| 12/09/1998 | EP0882939A1 Heating tube for absorber and method of manufacturing same |
| 12/09/1998 | EP0882640A2 Reinforcement for vehicle hollow structural member, having decreasing thickness end portions |
| 12/09/1998 | CN1200969A Method for limiting overtension produced on metal-strip in metal-strip cutting system |
| 12/08/1998 | US5845837 Polymer-based material for carbon deposition during brazing operations |
| 12/08/1998 | US5845526 Method for producing pipe having polygon-shaped closed cross-section and device therefor |
| 12/03/1998 | WO1998041706A3 Metal framing system |
| 12/02/1998 | EP0881008A2 Method of making refrigerant tubes for heat exchangers |
| 12/02/1998 | EP0881007A1 Method for the production of metal profiles |
| 11/26/1998 | WO1998053134A1 Steel wire and method of manufacturing the same |
| 11/25/1998 | CN1199662A Planisher for steel pipe welding seam and its producing method |
| 11/24/1998 | US5839644 Method of coupling and forming copper fittings with solder therein |
| 11/19/1998 | WO1998051424A1 Spiral-formed exhaust tube |
| 11/19/1998 | CA2290585A1 Spiral-formed exhaust tube |
| 11/18/1998 | EP0878249A2 Process for the production of cylindrical substrates |
| 11/18/1998 | EP0878248A2 Sleeve for rotary printing presses |
| 11/18/1998 | CN1198968A Hexagonal honeycomb device manufacturing technology |
| 11/17/1998 | US5836189 Method of manufacturing a pipe having sections with different cross-sectional configurations |
| 11/12/1998 | WO1998050924A1 Electrical cables having low resistance and high flexibility and methods of making same |
| 11/12/1998 | WO1998034726A3 Honeycomb body with cross-sectional area framed in the interior, particularly for small-power motors |
| 11/11/1998 | EP0876228A2 Process and device for producing pipes as per the uoe-process |
| 11/05/1998 | DE19818286A1 Intermediate, semi-finished material for double standard strip |
| 11/05/1998 | DE19818004A1 Heat exchanger for use in air-conditioning plant for vehicle |
| 11/05/1998 | DE19758001A1 Production of large welded pipes |
| 11/04/1998 | CN1197700A Device for annularly corrugating tube |
| 11/03/1998 | US5829666 Manufacturing method of tubular bumper reinforcement member |
| 11/03/1998 | US5829468 Valve device using pipes and method of manufacturing it |
| 11/03/1998 | US5829298 Method and apparatus for production of continuous metal strip |
| 10/28/1998 | EP0630298B1 Combined cutting and welding process for manufacturing structural products, apparatus implementing such a process, and products manufactured thereby |
| 10/28/1998 | CN1196984A Intermediate material for producing dual gauge strip and method for producing the same and method for producing dual gauge strip |
| 10/22/1998 | WO1998046377A1 Pipe cutter with dual outer cutting knives and method |
| 10/21/1998 | CN2294795Y Forming machine for special-shaped internal-engaged pipe |
| 10/20/1998 | US5824056 Implantable medical device formed from a refractory metal having a thin coating disposed thereon |
| 10/15/1998 | WO1998045584A1 Internal combustion engine exhaust device and method for making same |
| 10/15/1998 | WO1998045504A1 Article, method, and apparatus for electrochemical fabrication |
| 10/15/1998 | WO1998045062A1 Heavy unit weight hot rolling method for sheet bars, and steel mill equipment therefor |
| 10/15/1998 | CA2572786A1 Method for electrochemical fabrication including etching to remove flash |
| 10/15/1998 | CA2572503A1 Method for electrochemical fabrication including enhanced data manipulation |
| 10/15/1998 | CA2572499A1 Method for electrochemical fabrication including use of multiple structural and/or sacrificial materials |
| 10/14/1998 | EP0870649A2 Apparatus and method for making an automotive bumper beam |
| 10/13/1998 | US5819384 Heat exchanger tubing production plant |
| 10/08/1998 | WO1998044306A1 Heat exchanger tube and method of its manufacture |
| 10/08/1998 | WO1998043776A1 Method of production of welding wire |
| 10/07/1998 | CN1195306A Method and device for producing pressure-rolled pipes with thickened inner wall sections at ends |
| 10/07/1998 | CN1195080A Method for improving branch hole strength of structural part, branch hole of structural part and structural par with brach hole |
| 10/07/1998 | CN1040074C Apparatus for cutting helically wound metal tubing |
| 10/06/1998 | US5816093 Method and tool for forming a tapered hole in a cylindrical work by punching extruding |
| 10/01/1998 | WO1998042462A1 Method and installation for producing wire from aluminium strands |
| 10/01/1998 | DE19714305A1 Producing metal-covered cables |
| 09/30/1998 | EP0867240A2 Apparatus and method for smoothing a welded seam of steel pipe |
| 09/29/1998 | US5813266 Method of forming and piercing a tube |
| 09/24/1998 | WO1998041706A2 Metal framing system |
| 09/24/1998 | WO1998041338A1 Tool for working shaped, hollow metal tubing to achieve an end reduction |
| 09/24/1998 | DE19713465A1 Verfahren und Anlage zur Herstellung von Draht aus Aluminiumsträngen Process and apparatus for the production of aluminum wire strands |
| 09/24/1998 | CA2283734A1 Tool for working shaped, hollow metal tubing to achieve an end reduction |
| 09/24/1998 | CA2283727A1 Metal framing system |