| 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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| 05/12/2004 | EP1097296B1 Double-walled structure in a ventilation duct system |
| 05/11/2004 | US6732906 Tapered tower manufacturing method and apparatus |
| 05/11/2004 | US6732562 Apparatus and method for drawing continuous fiber |
| 05/11/2004 | US6732434 Process for forming aluminum hydroforms |
| 05/06/2004 | WO2004037455A1 Method and apparatus for rolling a tube |
| 05/06/2004 | WO2004037454A2 Double wall nickel or nickel alloy coated stainless steel tubing |
| 05/06/2004 | US20040084424 Stationary welding device and method for longitudinal welding of profiles |
| 05/06/2004 | US20040084319 Method for electrochemical fabrication |
| 05/06/2004 | EP1414642A1 Flat metal product, especially for use as wall for a heat exchanger, and heat exchanger having a double wall from copper and titanium |
| 05/06/2004 | EP1312244A4 Formation of metal wire |
| 05/06/2004 | EP1118087A4 Medical devices incorporating at least one element made from a plurality of twisted and drawn wires at least one of the wires being a nickel-titanium alloy wire |
| 05/06/2004 | DE10232098B4 Vorrichtung zum Herstellen von Rohren aus Blechtafeln Apparatus for producing pipes from metal sheets |
| 05/06/2004 | DE10056803B4 Verfahren zum Herstellen eines bandförmigen Vormaterials aus Metall, insbesondere eines solchen Vormaterials, welches in regelmäßig wiederkehrenden Abschnitten profiliert ist, und eine Vorrichtung dafür A method of manufacturing a band-like pre-material from metal, in particular of such a semi-finished material which is profiled in regularly recurring sections, and an apparatus therefor |
| 05/04/2004 | US6729381 Process for the production of industrial tubes or section bars from metal and related apparatus |
| 04/29/2004 | WO2004035240A1 Quick-clamp device |
| 04/29/2004 | WO2004035239A2 Assembly for cutting a tube |
| 04/29/2004 | US20040079742 Nickel-base powder-cored article, and methods for its preparation and use |
| 04/29/2004 | CA2502564A1 Assembly for cutting a tube |
| 04/28/2004 | EP1412549A1 Bundle drawn stainless steel fibers |
| 04/27/2004 | US6725910 Heat pipe and method for processing the same |
| 04/22/2004 | WO2004033948A1 Hydraulic line, method for producing a hydraulic line, and extruded composite profile for using in one such method |
| 04/22/2004 | WO2004033947A1 Heat exchanger, method for producing said heat exchanger and an extruded composite profile used for the production thereof |
| 04/22/2004 | WO2004033122A1 Extruded composite profile and method for separately winding two individual simultaneously extruded tubes with the aid of a winding device |
| 04/21/2004 | CN2612475Y Die assembly of quasi triangle diamond knurling tool |
| 04/21/2004 | CN1490097A Production of steel pipes with straight central seaming and primary shaping, final shaping and welder |
| 04/21/2004 | CN1146482C Production process of composite aluminium-plastic pipe and its special pipe drawing machine |
| 04/20/2004 | US6722420 Internally finned heat transfer tube with staggered fins of varying height |
| 04/15/2004 | WO2004020895A3 Method of manufacturing an insulated pipeline |
| 04/15/2004 | WO2003074206A3 Method for making a plated steel armouring wire for a flexible tubular pipe transporting hydrocarbons, and armoured pipe |
| 04/15/2004 | US20040069467 Heat transfer tube and method of and tool for manufacturing heat transfer tube having protrusions on inner surface |
| 04/15/2004 | DE10342799A1 Kraftstoff-Verteilerleitung und Herstellungsverfahren A fuel rail and manufacturing processes |
| 04/15/2004 | DE10243714B3 Hydraulic duct of pref. aluminum/alloy esp. for motor vehicles etc. consists of individual profiled tubes connected via tear-off strip, with wall thickness selected dependent upon hydraulic pressures |
| 04/15/2004 | DE10117227B4 Verfahren zur Herstellung von extrafeinem mehrfädigen Nb3Al-Supraleitungsdraht Process for the production of extra-fine multifilamentary superconducting wire Nb3Al |
| 04/13/2004 | US6718812 Method for making a beam from a metal sheet |
| 04/13/2004 | US6718809 Method for processing billets out of metals and alloys and the article |
| 04/08/2004 | US20040065553 Contacting substrate with masking structure; multilayer, three-dimensional structure ; cycles; etching to remove residues |
| 04/08/2004 | US20040065552 Method for electrochemical fabrication |
| 04/08/2004 | US20040065468 Composite noble metal wire |
| 04/08/2004 | US20040065134 Method of making metal ball bats |
| 04/08/2004 | DE10303184B3 Plate production process for plates varying in thickness involves forging metal sheet in tool with punch |
| 04/07/2004 | EP1153153B1 Method for making a part in shape memory alloy and part obtained by said method |
| 04/07/2004 | CN1487169A Eccentric reducing pipe and its production process |
| 04/07/2004 | CN1144633C Technology for manufacturing stainless steel spout with irregular curve |
| 04/06/2004 | US6717093 Methods and systems for fabricating spiral welded cylinders |
| 04/06/2004 | US6715667 Method of joining steel tubes with aluminum ribs |
| 04/06/2004 | US6715327 Method and device for treating edges in a high pressure fuel accumulator |
| 04/01/2004 | WO2004026732A2 Seam closing apparatus |
| 04/01/2004 | WO2004026017A2 Residual stresses in expandable tubular casing |
| 04/01/2004 | US20040060619 Hot rolled for use in coil springs or the like and assumes, in cross section, a modified shape such as a square shape, a rectangular shape or a nearly trapezoidal shape. |
| 04/01/2004 | DE10243726A1 Extruded composite profile for inner heat exchanger of motor vehicle air-conditioning system has individual tubes arranged next to each other and interconnected by tear-off strip |
| 04/01/2004 | DE10243409A1 Hose used as a liner for a waste gas feed in decoupling elements of exhaust gas systems in internal combustion engines comprises winding layers having end sections running |
| 03/31/2004 | EP1402972A1 Grip ring metal wire material,method of producing such grip ring metal wire material and device for producing such grip ring metal wire material,and method of producing pipe coupling grip ring using metal wire material,device for producing such pipe coupling grip ring |
| 03/31/2004 | EP1402965A1 HEAT−TREATED DEFORMED STEEL WIRE, AND METHOD AND APPARATUS FOR MANUFACTURING THE SAME |
| 03/31/2004 | EP1242200A4 Method of forming t-connectors |
| 03/31/2004 | CN2608178Y Cage form pipe mould of spiral overlocking pipe shaping machine |
| 03/31/2004 | CN1486224A Method of reducing slot width in slotted tubular liners |
| 03/31/2004 | CN1485165A Forging processing method and liquid jet head manufacturing method using forging processing method |
| 03/31/2004 | CN1485160A Shaped process and device for pushing pattern spiral coil |
| 03/31/2004 | CN1143903C High-strength steel wire with anti-strain-ageing-brittle and anti-longitudinal-crack and manufacture method thereof |
| 03/25/2004 | WO2004025065A1 Method and apparatus for assembling a 2-piece skin door |
| 03/25/2004 | WO2004024366A1 One-piece axle tube housing assembly |
| 03/25/2004 | US20040058086 Methods and systems for the continuous in-line coating and fabrication of hoop steel rebar for concrete structures |
| 03/25/2004 | US20040055356 Method and apparatus for producing pipe from metal plate |
| 03/25/2004 | US20040055352 Method of continuous production of metal wires |
| 03/24/2004 | EP0994982B1 Method for manufacturing a post and post manufactured according to said method |
| 03/24/2004 | CN1484332A Method for making high-precision, sltrathin, ultrahigh cell casing |
| 03/23/2004 | US6708730 Temporary fixing structure for tubular bodies |
| 03/23/2004 | US6708384 Notched muntin bars having two finishes |
| 03/18/2004 | US20040050133 Method of forming cold diametrally reducing roll for metal pipe and metal pipe formed by the method |
| 03/18/2004 | US20040049917 Method of making an internal grooved tube |
| 03/17/2004 | EP1398112A1 Apparatus and process for jet treatment of the interior surfaces of conduits |
| 03/17/2004 | EP1397218A1 Apparatus and method for manufacturing an automotive beam |
| 03/17/2004 | CN1142041C Machining of sheet without removal material |
| 03/16/2004 | US6705329 Inner circumferential surface of a metal pipe having a large wall thickness and a small diameter is cleaned using a solvent for dissolving foreign particles comprising an acid, alkali or organic solvent |
| 03/16/2004 | US6705145 Method of processing bent and deformed portion of metal material |
| 03/16/2004 | CA2087109C Method of making a brazeable metal pipe having tube-insertion apertures formed with guide lugs |
| 03/11/2004 | WO2004020895A2 Method of manufacturing an insulated pipeline |
| 03/11/2004 | WO2004020124A1 Method for the production of a spindle nut of a spherical thread drive mechanism |
| 03/10/2004 | CN1481283A Bond enhancement antitarnish coatings |
| 03/10/2004 | CN1480270A Method for processing thin wall pipefittings with changed diameter |
| 03/10/2004 | CN1141193C Manufacture method of specially shaped copper tube for computer to dissipate heat |
| 03/09/2004 | US6702039 Perforating gun carriers and their methods of manufacture |
| 03/09/2004 | US6701762 Canasta for forming tubes of different diameters |
| 03/04/2004 | WO2003092772A3 Method of making a feature on a cannula |
| 03/04/2004 | US20040041005 Method of manufacturing tubular body, by friction stir welding |
| 03/04/2004 | DE10336988A1 Continuous manufacture of metal wires, e.g. in electrical industry, involves shaping round metal wire to form flat wire in laterally open gauge at least during final stage and without significant decrease in cross-section |
| 03/03/2004 | EP1393828A2 method for continuous production of metal wires |
| 03/03/2004 | EP1261441B1 Method to produce radiating tubes and relative radiating tubes for radiancy heating lines |
| 03/03/2004 | CN1140398C Facility for manufacturing multilayered composite tubes |
| 02/26/2004 | WO2003081104A3 Method of producing a sheath for a multifilament superconducting cable and sheath thus produced |
| 02/26/2004 | US20040035303 Tools and process for forming conical components |
| 02/26/2004 | US20040035176 Method for manufacturing an aluminum tube |
| 02/26/2004 | US20040035169 Method of reducing slot width in slotted tubular liners |
| 02/26/2004 | US20040035166 Pipe body, method of manufacturing pipe body, and image forming apparatus using the pipe body |
| 02/26/2004 | US20040034980 Flospinning method and device for carrying out flospinning |
| 02/26/2004 | DE4416231B4 Verfahren zur Herstellung eines zweilagigen Metallbandes und Vorrichtung zur Durchführung des Verfahrens A method for producing a two-layer metal strip and a device for carrying out the method |
| 02/25/2004 | CN1476943A Pipe body making method, pipe body and image forming device using the same |
| 02/25/2004 | CN1139445C Process for preparing seamless composite metal pipe |
| 02/25/2004 | CN1139444C Method for producing multiple metal composite pipe |
| 02/24/2004 | US6696639 Protecting device against interfering electromagnetic radiation comprising EMI-gaskets |