| 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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| 07/27/2004 | CA2098701C Refrigerant tubes for heat exchangers |
| 07/22/2004 | US20040142197 Hard metallic wire |
| 07/22/2004 | US20040141868 Method for forming a hard metallic wire |
| 07/22/2004 | US20040140340 Methods and systems for fabricating spiral welded cylinders |
| 07/22/2004 | US20040140021 Coating with alloy comprising iron, boron, carbon, and silicon; tensile strength, hardness, elongation; crystallization |
| 07/22/2004 | US20040140017 Nanocrystalline grain size steel materials retaining toughness; including boron, phosphorous, carbon and/or silicon |
| 07/22/2004 | US20040140011 Pipe body and forming method of the same |
| 07/21/2004 | EP1250198B1 Deformed metal composite wire |
| 07/21/2004 | CN1514751A Metal plate for producing flat tube, flat tube and process for producing the flat tube |
| 07/20/2004 | CA2177643C Process for the production of pipes by the uoe process |
| 07/15/2004 | WO2004059754A1 Production of electrolytic capacitors and superconductors |
| 07/15/2004 | WO2004058428A2 Elbow rotator |
| 07/15/2004 | WO2004026017A3 Residual stresses in expandable tubular casing |
| 07/15/2004 | US20040134056 Method for forming inner flanges in a bushing which is used to secure a hose therein |
| 07/15/2004 | DE10059064B4 Hohlkörper zum Aufnehmen einer Glasschmelze Hollow body for receiving a glass melt |
| 07/14/2004 | EP1437422A1 Steel pipe having high formability and method for production thereof |
| 07/14/2004 | EP1436116A1 Composite billet and method of manufacturing same for production of clad piping and tubing |
| 07/14/2004 | CN1157530C Catalytic converter for IC engine exhaust system and its method for producing carrier |
| 07/13/2004 | US6760972 Apparatus and methods for forming internally and externally textured tubing |
| 07/08/2004 | WO2004057053A2 Methods for producing coated metal wire |
| 07/08/2004 | WO2004056501A2 Method for making structural elements by machining thick plates |
| 07/08/2004 | WO2004037454B1 Double wall nickel or nickel alloy coated stainless steel tubing |
| 07/08/2004 | US20040129329 Method of manufacturing pipe body and pipe body manufactured by the method |
| 07/08/2004 | DE10259308A1 Prägeverfahren, Prägevorrichtung und Profilelement Embossing process, embossing device and profile element |
| 07/08/2004 | DE10228697B4 Verfahren zur Verbindung eines Rohrs aus Metall mit umfangsseitigen Rippen aus einem Nichteisen-Metall als Bestandteile eines Wärmeübertragers und Wärmeübertrager A method for connecting a pipe made of metal and has circumferential ribs from a non-ferrous metal as components of a heat exchanger and heat exchanger |
| 07/07/2004 | EP1435398A1 Tunsten wire, cathode heater, and filament for vibration service lamp |
| 07/07/2004 | EP1434659A1 Method for producing a branch pipe |
| 07/07/2004 | CN1511072A Process of making shaped product |
| 07/06/2004 | US6757974 Fuel inlet and manufacturing method thereof |
| 07/01/2004 | WO2004035239A3 Assembly for cutting a tube |
| 07/01/2004 | US20040123462 Hollow construction element |
| 07/01/2004 | US20040123445 Method of producing polygonal ring-shaped machine parts having complex cross-section |
| 07/01/2004 | DE10261134A1 Spiral tube bending and welding machine for making thin sheet tubes has welding device fitted in calibrating shell on same axis as one of rolls |
| 06/30/2004 | EP1433544A1 A method for manufacturing a multiple walled tube |
| 06/30/2004 | CN1509215A Apparatus and methof for reshaping tubes |
| 06/30/2004 | CN1155446C Method for producing metal shapes with polygonal cross-section by means of continuous casting on double-flanged wheel and continuous rolling |
| 06/24/2004 | WO2004053414A1 Finned tube for heat exchangers, heat exchanger, apparatus for fabricating heat exchanger finned tube and process for fabricating heat exchanger finned tube |
| 06/24/2004 | US20040118902 Method of making a needle and a needle |
| 06/24/2004 | US20040118382 Fuel rail assembly and forming method |
| 06/24/2004 | DE19604357B4 Verfahren zur Herstellung von Rohren mit Abschnitten unterschiedlicher Wanddicke A process for the manufacture of pipes having portions of different wall thickness |
| 06/24/2004 | DE10326609A1 Hollow part assembled of two shells of different materials, in particular used as component of vehicle, joined by folding edges twice |
| 06/24/2004 | DE10256591A1 Round kneading process for cylinder liners of internal combustion engine involves applying surface contouring in form of spiral grooves |
| 06/24/2004 | DE10255632A1 Verlegeelement für ein Nachrichten-Übertragungselement, Verfahren zur Herstellung eines derartigen Verlegeelements sowie Verfahren zur Verlegung eines Nachrichten-Übertragungselements Installation element for a message transmission element, process for manufacturing such element, and laying method for laying a message transmission element |
| 06/23/2004 | EP1430973A1 Embossing process, embossing tool and profiled element |
| 06/23/2004 | EP1115996B1 Method and apparatus for winding a helical pipe from its inside |
| 06/22/2004 | US6752451 Strengthening member for automobile |
| 06/22/2004 | CA2243953C Golf club shafts |
| 06/22/2004 | CA2187331C Fabricating steel pipe with an integrally formed liner |
| 06/17/2004 | US20040111852 Device and method for the blasting treatment of channel inner walls |
| 06/16/2004 | EP1428590A1 Method to produce a conduit element with concentric pipes and corresponding conduit element |
| 06/16/2004 | EP1427866A1 Method for making rolled and welded tubes comprising a final drawing or hydroforming step and resulting rolled tube |
| 06/16/2004 | EP1427558A1 Method for increasing the fatigue resistance of welded pipes |
| 06/16/2004 | EP1427552A1 Device for forming thin-walled material into a sleeve-shaped body |
| 06/16/2004 | EP1427550A1 Manufacture of metal tubes |
| 06/15/2004 | US6750430 Nickel-base powder-cored article, and methods for its preparation and use |
| 06/15/2004 | US6750420 Method for welding tubes and device for carrying out said method |
| 06/15/2004 | US6749954 Welded steel pipe having excellent hydroformability and method for making the same |
| 06/15/2004 | US6748992 Facility for manufacturing multilayered composite tubes |
| 06/15/2004 | US6748787 Method of producing workpiece having irregular cross section by stamping thin plate into thick plate |
| 06/15/2004 | US6748786 Metal tubular body and manufacturing method thereof |
| 06/10/2004 | WO2004049533A1 Installation element for a telecommunication element, method for the production of such an installation element, and method for installing a telecommunication element |
| 06/10/2004 | WO2004037454A3 Double wall nickel or nickel alloy coated stainless steel tubing |
| 06/10/2004 | US20040109729 Soil-nail apparatus and method for constructing soil reinforced earthen retaining walls |
| 06/10/2004 | US20040107759 Forging work method, and method of manufacturing liquid ejection head using the same |
| 06/10/2004 | US20040107758 Method and apparatus for forming a modified a cross-section wire material |
| 06/09/2004 | CN1503769A Multilayer foil capable of independent reaction |
| 06/09/2004 | CN1502428A Process for producing flat heat exchange tubes |
| 06/09/2004 | CN1153041C Process for producing flat heat excahnger tubes |
| 06/09/2004 | CN1152971C High carbon steel pipe excellent in cold formabiltiy and high frequency hardenability and method for producing the same |
| 06/08/2004 | US6745822 Concentric foil structure for regenerators |
| 06/08/2004 | US6745610 Method of manufacturing arm |
| 06/08/2004 | US6745448 Pipe body and forming method of the same |
| 06/03/2004 | WO2004020895B1 Method of manufacturing an insulated pipeline |
| 06/03/2004 | US20040103576 Apparatus for the section-wise autofrettage of gun barrels |
| 06/02/2004 | EP1424095A1 Nanotube coatings for implantable electrodes |
| 06/02/2004 | CN1500914A Preparation method of special raw material for electrolytic copper foil factory |
| 06/01/2004 | US6742234 Method of rollforming with transverse scorer and dimpler |
| 05/27/2004 | US20040099644 System and method for post weld conditioning |
| 05/27/2004 | US20040099355 Method of producing high-carbon steel pipe having superior cold workability and induction hardenability |
| 05/27/2004 | US20040099035 Automated tube tee forming and trimming system |
| 05/27/2004 | DE19963353B4 Beidseitig strukturiertes Wärmeaustauscherrohr und Verfahren zu dessen Herstellung Left and right structured heat exchanger tube and method for its production |
| 05/26/2004 | EP1420910A1 Metal plate for producing flat tube, flat tube and process for producing the flat tube |
| 05/26/2004 | EP1420906A4 Method of forming a tube |
| 05/26/2004 | EP1420906A2 Method of forming a tube |
| 05/26/2004 | EP1420900A1 Method for producing metallic strips |
| 05/26/2004 | EP1276571B1 Gilled pipe |
| 05/26/2004 | CN1498702A Method for manufacturing brazed composited tube |
| 05/26/2004 | CA2450843A1 Nanotube coatings for implantable electrodes |
| 05/21/2004 | WO2004041459A1 Method for making a muffler or catalyst jacket |
| 05/21/2004 | WO2003104736A8 Heat transfer tube and method of and tool for manufacturing the same |
| 05/20/2004 | US20040093924 Seam closing apparatus |
| 05/20/2004 | US20040093923 Keyless tooling system |
| 05/19/2004 | EP1232027B1 System and method for corrugating spiral formed pipe |
| 05/19/2004 | CN1497163A Fuel path, main pipe for fuel path and manufacturing method thereof |
| 05/18/2004 | US6736910 For use as steering shaft and a drive shaft of automobiles |
| 05/18/2004 | US6735998 Method of making metal ball bats |
| 05/13/2004 | WO2004039515A1 Semifinished flat tube, process for producing same, flat tube, heat exchanger comprising the flat tube and process for fabricating the heat exchanger |
| 05/13/2004 | WO2002034423A8 Method of reducing slot width in slotted tubular liners |
| 05/13/2004 | US20040090103 Metallic cylindrical member and metallic bracket |
| 05/13/2004 | US20040089045 Compression assembly for forming rolls |