| 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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| 09/29/1999 | EP0944443A1 Process for producing internally plated pipes |
| 09/28/1999 | US5958602 Comprising two pipe bodies of different diameters overlapped and one of the surfaces plated with copper to provide brazing layer; for automotive vehicles or machines and apparatus as oil or gas feed pipe or fuel injection pipe for diesel engine |
| 09/28/1999 | US5956847 Method for manufacturing a fluid coupling apparatus |
| 09/23/1999 | WO1999048109A1 Multifilament nickel-titanium alloy drawn superelastic wire |
| 09/23/1999 | WO1999047287A2 Tube-forming machine and method |
| 09/23/1999 | DE19811569A1 Forming opening in exhaust pipe for reception of Lambda probe for internal combustion engine of motor vehicle |
| 09/23/1999 | DE19811409A1 Wire forming process for wire with periodically changing diameter |
| 09/22/1999 | EP0942794A1 Method for producing a molded part and a molded part produced according to said method |
| 09/16/1999 | WO1999046069A1 Method for producing an eyelet |
| 09/15/1999 | EP0941372A1 Oxidation-resistant metal foil, its use and method for its production |
| 09/15/1999 | CN1045065C Forging moulding technology for metal pipe |
| 09/14/1999 | CA2168061C Burring processing method, jig for burring processing and burring processing apparatus |
| 09/10/1999 | WO1999044783A1 Method and device for transferring a hollow-profile blank |
| 09/10/1999 | WO1999044763A1 Method and device for producing pipes |
| 09/10/1999 | CA2322546A1 Method and device for producing pipes |
| 09/10/1999 | CA2322545A1 Method and device for transferring a hollow-profile blank |
| 09/09/1999 | DE19901187A1 Installation for continuous rolling of a metal strip into a profile with straight sides, in particular, for production of longitudinally welded rectangular pipes |
| 09/09/1999 | DE19832903A1 Method for improving fatigue strength in branch hole part of e.g. high pressure diesel engine fuel injection system |
| 09/09/1999 | DE19808782A1 Surface upgrading method of aluminum strand e.g. for descaling |
| 09/08/1999 | CN1228042A Heavy unit weight hot rolling method for sheet bars, and steel milling equipment therefor |
| 09/08/1999 | CN1227892A Common rail and method of manufacturing the same |
| 09/07/1999 | US5947365 Process for producing flat heat exchange tubes |
| 09/02/1999 | WO1999031389A3 Method of making stators for moineau pumps |
| 09/02/1999 | CA2243192A1 Common rail and method of manufacturing the same |
| 09/01/1999 | EP0938937A1 Method of manufacturing bodywork and chassis parts for vehicles |
| 09/01/1999 | EP0938391A1 Method and machine for making a finned body |
| 09/01/1999 | EP0938389A1 Method for wrapping a metal strip around a plastic tube |
| 08/31/1999 | US5943892 Method of breakdown-forming electro-unite tubes |
| 08/31/1999 | US5943891 Silencer shell forming apparatus |
| 08/31/1999 | US5943773 Branch pipe forming tool and method of forming branch pipe on metal tube with the tool |
| 08/26/1999 | DE19810367C1 Method of production of bore in sandwiched metal sheets |
| 08/25/1999 | EP0937520A2 Plastic working method and plastic working machine |
| 08/25/1999 | EP0937163A1 Process for making copper wire |
| 08/24/1999 | US5942132 Preheating |
| 08/24/1999 | US5941118 Die forging thin walled hollow pipes with a given shape |
| 08/19/1999 | DE19906063A1 Heat exchanger for carbon dioxide coolant circuit |
| 08/18/1999 | EP0936003A2 A structural frame element |
| 08/18/1999 | EP0935505A1 Spiral winder |
| 08/18/1999 | EP0719189A4 Continuous metal strip production having an alignment system |
| 08/18/1999 | CA2262183A1 Plastic working method and plastic working machine |
| 08/17/1999 | US5938127 Outlet for connecting spray nozzles, drop tubes or the like to an irrigation pipe |
| 08/12/1999 | WO1999039851A1 Method of producing circular cylinder member |
| 08/10/1999 | US5934544 Apparatus and method for making an automotive bumper beam |
| 08/10/1999 | US5934128 Heat transfer tube having grooved inner surface |
| 08/10/1999 | US5933954 Method for fabricating a seamless H.V.A.C. trunk line adaptor |
| 08/10/1999 | US5933953 Method of manufacturing a heat transfer tube |
| 08/10/1999 | CA2185815C Method for making upset ends on metal pipe and resulting product |
| 08/05/1999 | DE19803782A1 Workpiece formation |
| 08/04/1999 | EP0933159A1 Method for producing a welded steel pipe |
| 08/04/1999 | EP0933150A2 Method for producing a heat exchanger for fuel fired water heaters |
| 08/04/1999 | EP0933146A2 Method and device for forming workpieces by restructuring their surfaces |
| 08/03/1999 | US5931226 Refrigerant tubes for heat exchangers |
| 08/02/1999 | CA2258325A1 Assembly and method for welding |
| 07/28/1999 | EP0931605A2 Method for producing an elongated hollow body and its use |
| 07/28/1999 | EP0931602A2 Form-rolls for the forming stand of a tube welding installation |
| 07/28/1999 | CN1044342C Apparatus for rolling special tube |
| 07/27/1999 | US5927131 Method of manufacturing wire for use in a wire saw and wire for use in a wire saw |
| 07/27/1999 | US5926934 Method for forming a row of slide fastener elements |
| 07/27/1999 | US5926930 Apparatus for producing rigid elongated member for use in vehicles |
| 07/27/1999 | CA2182751C Laser-welded steel pipe and method therefor |
| 07/22/1999 | WO1999036200A1 A welding method, a heat exchanger tube, and an apparatus for the manufacturing of a heat exchanger tube |
| 07/21/1999 | EP0930131A1 Method of manufacturing porous electrode wire for electric discharge machining and structure of the electrode wire |
| 07/21/1999 | CN1223178A Machining of sheet without removal material |
| 07/20/1999 | US5924320 Device for unfolding a shaped metal article and a method for unfolding the same |
| 07/20/1999 | US5924316 Method of manufacturing pipes having sections with different wall thicknesses |
| 07/20/1999 | US5924194 Heating steel wire, joining metal bands to surface by rolling under reducing gas, reducing cross-section, heating copper wire, joining to first element |
| 07/15/1999 | DE19800583A1 Length-cutting process for tubular or strip material |
| 07/14/1999 | CN1044099C Manufacture of internally enhanced welded tubing |
| 07/13/1999 | CA2149305C Method of making machine-engraved seamless tube |
| 07/07/1999 | CN1221659A Shaping method of double-cone reinforced bar sleeve |
| 07/06/1999 | US5919094 Propeller shaft |
| 07/06/1999 | US5918497 Metalworking method wherein formed configuration locates blank |
| 07/01/1999 | WO1999032240A1 A process for manufacturing screws and a device for actuating the process |
| 06/30/1999 | EP0925856A2 Method for manufacturing an evaporation tube |
| 06/30/1999 | EP0925380A1 Method for manufacturing self-hardening steel wire, reinforcing wire and application to a flexible duct |
| 06/30/1999 | CN2326361Y Combined short-stress-line prestressed roller mould |
| 06/29/1999 | US5915421 Method of forming seamed metal tube |
| 06/29/1999 | CA2105406C System for grooving and rolling linear member and flat heat exchanger tube resulting therefrom |
| 06/24/1999 | WO1999031389A2 Method of making stators for moineau pumps |
| 06/24/1999 | WO1999030852A1 Method of molding high expansion pipe, and the high expansion pipe |
| 06/24/1999 | WO1999030850A1 Method and device for making a flexible tube body |
| 06/24/1999 | DE19755925A1 Profile pipe |
| 06/24/1999 | CA2312818A1 Method and device for making a flexible tube body |
| 06/23/1999 | EP0924004A2 Method and machine for shaping the edges of bent pieces |
| 06/23/1999 | CN1220626A Method of production of welding wire |
| 06/17/1999 | WO1999029448A1 Process for the manufacture of barbs for hose connections and hose connector obtained thereby |
| 06/17/1999 | WO1999029447A1 An apparatus for and a method of cutting a spirally formed pipe by using non-rotating, overlapping knives |
| 06/17/1999 | DE19756293A1 Tube end calibrating device |
| 06/17/1999 | CA2312764A1 An apparatus for and a method of cutting a spirally formed pipe by using non-rotating, overlapping knives |
| 06/16/1999 | EP0906168A4 Apparatus for painting tubing interiors during formation |
| 06/16/1999 | CN1219466A Manufacturing apparatus of composite pipe and manufacturing method thereof |
| 06/15/1999 | US5911457 Method for producing a double-walled structure |
| 06/09/1999 | EP0817687B1 Process for making a strip from a hot rolled rod |
| 06/08/1999 | US5910166 Refrigeration system and a capillary tube thereof |
| 06/02/1999 | EP0919299A2 Device for removing raised weld bead |
| 06/02/1999 | DE19751408A1 Verfahren und Vorrichtung zur Herstellung eines Integralgehäuses für Hydrolenkung Method and apparatus for the production of an integral housing for power steering |
| 06/02/1999 | CN1218272A X-ray display tube and manufacture thereof |
| 06/01/1999 | US5907969 Tool for working shaped, hollow metal tubing to achieve an end reduction |
| 05/27/1999 | WO1999025506A1 Method and device for producing an integral housing for a hydraulic steering gear |
| 05/27/1999 | DE19803776C1 Form roller for pipe forming welder |