| 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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| 02/21/2006 | US7002098 Method of making a needle and a needle |
| 02/21/2006 | CA2315043C Methods of making stators for moineau pumps |
| 02/15/2006 | EP1626157A1 Deformable seal (div) |
| 02/15/2006 | EP1625898A1 Device for the manufacture of tubes |
| 02/15/2006 | CN2757957Y Flexible pipe manufacturing machine |
| 02/15/2006 | CN1241692C Pipe cutter with driving mechanism to actively rotate inner knife and method thereof |
| 02/14/2006 | CA2414358C Deformable wall of a tubular |
| 02/14/2006 | CA2229899C Reinforced formed part, process for its production and its use |
| 02/09/2006 | DE19502918B4 Vorrichtung zur kontinuierlichen Herstellung längsnahtgeschweißter dünnwandiger schraubenlinien- oder ringförmig gewellter Metallrohre Apparatus for the continuous production of longitudinally welded thin-walled annular corrugated metal pipes or schraubenlinien- |
| 02/09/2006 | DE102004007056B4 Verfahren und Vorrichtung zur Herstellung eines umfänglich geschlossenen Hohlprofils Method and apparatus for producing a peripherally closed hollow profile |
| 02/08/2006 | EP1623771A1 Method of manufacturing a compound tube and a compound tube for the body of a motor vehicle obtained by said method |
| 02/08/2006 | CN1732283A Method for preparing coated wire |
| 02/08/2006 | CN1732057A Production of silencer or catalytic converter box with connection with smaller section at least one end to integrate it into exhaust pipe of vehicle |
| 02/08/2006 | CN1730185A Steel plate hot-rolling welded flange technique |
| 02/08/2006 | CN1730184A Symmetry type three-roller plate roll barrel no-remain straight flange rolling technique |
| 02/08/2006 | CN1240875C Oil removing device for cleaning pipes that are present in the form of coils |
| 02/08/2006 | CN1240484C Bond enhancement antitarnish coatings |
| 02/07/2006 | US6993841 Process for the production of filled wire and plate strip to create bi-color ornamental items as well as similarly made items |
| 02/02/2006 | US20060021210 Corrugated conduit and method of expanding to form a lined tubular member |
| 02/02/2006 | DE102004039577B3 Vorrichtung zum Herstellen von Rohren Apparatus for producing tubes |
| 02/01/2006 | EP1621265A1 Tube with high dimensional accuracy, and method and device for manufacturing the tube |
| 02/01/2006 | CN1729308A Method for making structural elements by machining thick plates |
| 02/01/2006 | CN1727091A Preform, hydroforming method, and hydroformed product |
| 02/01/2006 | CN1239278C Manufacture of forging decorative door or window frame with straight bars |
| 01/25/2006 | EP1423254B1 Process and apparatus for continuously applying an external coating to a pipe |
| 01/25/2006 | EP1379341B1 Method of manufacturing a closed profile |
| 01/25/2006 | CN1238651C Continuous production device of steel plastic composite pipe having holed steel skeleton surface coated with binder |
| 01/24/2006 | CA2270097C Method for roll forming steel pipes, and equipment for same |
| 01/18/2006 | CN2751928Y Toothed plate height equidistant reducing mechanism |
| 01/18/2006 | CN1721097A Hot pressing process for steel sheet rolling wheel |
| 01/12/2006 | DE19629740B4 Leichtbauteil Lightweight component |
| 01/12/2006 | DE102005017763A1 Metal bar manufacturing method for sideways impact absorber, involves transforming band material by compression rollers, and contouring band material at end of forming process by molding tool, which includes upper and lower molds |
| 01/11/2006 | EP1414642B1 Heat exchanger having a double wall from copper and titanium |
| 01/11/2006 | CN1235698C Tube corrugating apparatus and method |
| 01/10/2006 | US6983770 Method of manufacturing pipe body and pipe body manufactured by the method |
| 01/05/2006 | US20060000230 Corrosion resistant evaporative coil for refrigeration system |
| 01/05/2006 | DE102004028078A1 Production of a collar section around an opening on a surface of a workpiece comprises applying a fluid to a molding element to press the molding element partially through the opening and deforming the workpiece |
| 01/04/2006 | EP1611390A1 Fitting for fluid conveyance |
| 01/04/2006 | CN2749594Y Glass tube drawing machine used for metal multiple-unit tube processing |
| 01/04/2006 | CN1715435A Method for producing X80 pipeline steel having anti-HIC property and its hot-rolled plate |
| 01/04/2006 | CN1715434A Method for producing high strength high toughness x80 pipeline steel and its hot-rolled plate |
| 01/04/2006 | CN1235297C Method for making cell casing |
| 01/04/2006 | CN1234896C Steel pipe having high formability and method for production thereof |
| 01/04/2006 | CN1234480C Method and apparatus for manufacturing reducing pipe |
| 01/03/2006 | US6981398 Seam closing apparatus |
| 01/03/2006 | US6981309 Method for producing (Nb, Ti)3Sn wire by use of Ti source rods |
| 12/29/2005 | US20050283967 Tube mill with in-line braze coating spray process |
| 12/29/2005 | DE20122516U1 Pipe-drawing process involves exerting traction forces via drawing sector already passed through effective drawing cross section |
| 12/28/2005 | EP1609334A1 Ultrasonic energy system and method including a ceramic horn |
| 12/22/2005 | US20050279488 Multiple-channel conduit with separate wall elements |
| 12/22/2005 | US20050278922 Leak repair method |
| 12/22/2005 | DE202005016687U1 Pipe e.g. plastic pipe, cutting tool, has calibrating and countersink arbor attached to lever and linearly pressed by pipe that is guided in fastener, where arbor is constructed in such a manner that it calibrates over beaded rim |
| 12/22/2005 | DE102005017875A1 Calibration and chamfering tool for pipe-shaped objects, comprising specifically designed outer calibration element |
| 12/22/2005 | DE102004048548B3 Hollow profile of coated metal sheet, bent into shape, is secured by locking an edge into a prepared groove in a force and positive fit without welding |
| 12/22/2005 | DE102004025857A1 Tube section for motor vehicle e.g. car body, has material section including two oblong areas and transition area, where longitudinal mid line of one oblong area runs across longitudinal mid line of another oblong area |
| 12/21/2005 | EP1301291B1 Method of manufacturing a one-piece tubular doorbeam |
| 12/21/2005 | EP1259342B1 Process for the production of industrial tubes or section bars from metal and related apparatus |
| 12/21/2005 | CN1232365C Grip ring metal wire material, method and device for producing same |
| 12/20/2005 | US6976377 Method of and apparatus for producing tubes of metal |
| 12/20/2005 | US6976301 Finned tube with vortex generators for a heat exchanger |
| 12/15/2005 | US20050274697 Process for the continuous production of longitudinally welded metal tubes |
| 12/14/2005 | EP1604768A1 Method for the continuous production of longitudinally seam welded metal tube |
| 12/14/2005 | EP1375019B1 Thick-walled small diameter pipe producing method |
| 12/14/2005 | CN1706582A Process for the continuous production of longitudinally welded metal tubes |
| 12/14/2005 | CN1231315C Method for manufacturing of plate involving intermediate preforming and final shaping |
| 12/13/2005 | US6973724 Method for making a tubular element and resulting tubular element |
| 12/08/2005 | US20050269070 High-performance and high-efficiency rolled fin tube and forming disk therefor |
| 12/08/2005 | DE4322902B4 Vorrichtung zur Herstellung von Wellrohren Apparatus for producing corrugated pipes |
| 12/08/2005 | DE102005021408A1 Nutenherstellungswerkzeug, ein zylindrisches Lagerelement und ein Verfahren zur Herstellung eines zylindrischen Lagerelements Nutenherstellungswerkzeug, a cylindrical bearing element and a method for producing a cylindrical bearing element |
| 12/07/2005 | EP1602417A1 High-performance and high-efficiency rolled fin tube and forming disk therefor |
| 12/07/2005 | EP1601472A1 Method for treating the inner surface of a tube |
| 12/07/2005 | EP1301646B1 Metal matrix composite wires, cables, and method |
| 12/07/2005 | CN1705527A Method and apparatus for rolling a tube |
| 12/07/2005 | CN1705526A Assembly for cutting a tube |
| 12/01/2005 | WO2005114087A2 Fin stock for a heat exchanger and a heat exchanger |
| 12/01/2005 | WO2005114086A2 Retractable finning tool and method of using |
| 12/01/2005 | US20050266267 Metallic nanowire and method of making the same |
| 12/01/2005 | US20050263296 Deformable member |
| 12/01/2005 | US20050262982 Coolant delivery system and continuous fabrication apparatus which includes the system |
| 12/01/2005 | DE102004022017A1 Production of a pipe system for transporting gases or liquids comprises connecting half shells by resistance welding, especially capacitor discharge welding |
| 12/01/2005 | CA2566792A1 Retractable finning tool and method of using |
| 11/29/2005 | US6968719 Apparatus and methods for forming internally and externally textured tubing |
| 11/24/2005 | WO2005110638A1 A device and a method for shaping and quenching a beam |
| 11/24/2005 | WO2005110637A1 Manufacture of multi-walled pipes |
| 11/24/2005 | US20050257924 Fin stock for a heat exchanger and a heat exchanger |
| 11/24/2005 | US20050257861 Dual seam-welded air hardenable steel tubing and structural members |
| 11/24/2005 | US20050257591 Process of producing profiles whose cross-section is variable in the longitudinal direction |
| 11/24/2005 | US20050257374 Cylindrical bearing member and method and apparatus for manufacturing same |
| 11/24/2005 | DE10356137B4 Verfahren zur Herstellung eines rohrartigen Hohlprofils einer Abgasanlage A method for producing a tubular hollow profile of an exhaust system |
| 11/24/2005 | DE102004022743A1 Closed rectangular corner profile used in shelf construction comprises two narrow metal sheets and two wide metal sheets |
| 11/24/2005 | DE102004019698A1 Gewendeltes Rohrelement Coiled tubing element |
| 11/23/2005 | EP1427866B1 Method for making rolled and welded tubes comprising a final drawing or hydroforming step and resulting rolled tube |
| 11/23/2005 | EP1420900B1 Method for producing metallic strips |
| 11/23/2005 | EP1129292B1 Worm for an eccentric screw pump or a subsurface drilling motor |
| 11/23/2005 | CN1699785A Cylindrical bearing member and method and apparatus for manufacturing same |
| 11/17/2005 | WO2005108636A1 Super high strength uoe steel pipe and method for production thereof |
| 11/17/2005 | US20050251987 System and method for producing bimetallic line pipe |
| 11/17/2005 | DE10019384B4 Verfahren zur Herstellung eines Verbundrohres sowie ein Verbundrohr zum Transport fluider Medien A process for producing a composite pipe as well as a composite pipe for transporting fluid media |
| 11/17/2005 | CA2566425A1 Ultrahigh strength uoe steel pipe and a process for its manufacture |
| 11/16/2005 | EP1595611A2 Tubular blank |