| Patents for B21D 15 - Corrugating tubes (1,257) |
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| 07/25/2007 | CN2925673Y Projected-ring extruder of plastic steel composite pipe |
| 07/18/2007 | EP1297063B1 Non-inflammable, translucent polycarbonate molding materials |
| 07/11/2007 | CN2920473Y Manual conrex ring tool |
| 07/04/2007 | CN1990341A Brake pull-rod of motorcycle and its making process |
| 06/28/2007 | WO2007027992A3 Flow formed spline and design suitable for burr free machining |
| 06/27/2007 | CN1323256C Metal bellows tube, method of producing the same, and flexible tube for high-pressure fluid |
| 06/21/2007 | DE19747657B4 Sickenmaschine Beading Machine |
| 06/20/2007 | EP1798369A2 Deformable seal (DIV II) |
| 06/05/2007 | US7225656 Process for forming a workpiece and rolling machine |
| 05/24/2007 | US20070113611 Cold roll forming method for reducing a diameter of a metal pipe, and a metal pipe product having its diameter reduced by such method |
| 05/03/2007 | WO2007048498A1 Method and apparatus for manufacturing a wrap-around tube |
| 05/03/2007 | DE112005001328T5 Bauteil für genutete Verbindung Component for grooved connection |
| 05/01/2007 | CA2304660C Method & apparatus for forming features in cans |
| 04/18/2007 | CN1947879A Equipment for extruding longitudinal corrugated pipe |
| 04/17/2007 | US7204005 Manufacturing method of endless metal belt and manufacturing apparatus of endless metal belt |
| 03/13/2007 | US7188500 Apparatus and method of rolling split pin crankshafts |
| 03/13/2007 | US7188499 Method and device for processing outer shape of can shell |
| 03/13/2007 | CA2248291C Structuring process that stiffens and protects the surface of thin material webs |
| 03/08/2007 | CA2818924A1 Method of producing a flow formed part suitable for burr free machining |
| 03/08/2007 | CA2620632A1 Flow formed spline and design suitable for burr free machining |
| 02/22/2007 | WO2007022303A2 Die apparatus and method for high temperature forming of metal products |
| 02/15/2007 | WO2007018499A1 Apparatus and method for forming shaped parts |
| 02/15/2007 | CA2616550A1 Apparatus and method for forming shaped parts |
| 02/08/2007 | WO2007016587A2 Method and apparatus for forming a lined conduit |
| 02/08/2007 | US20070029080 Deformable member |
| 02/07/2007 | CN1908493A Fan convex ring thin wall metal pipe, its processing method and special equipment |
| 02/07/2007 | CN1298453C Method for producing integrally formed disc shape corrugated pipe |
| 02/01/2007 | US20070022800 Method and apparatus for forming a lined conduit |
| 01/30/2007 | US7168279 Method of manufacturing metal ring for endless metal belt |
| 01/25/2007 | WO2007009267A1 Method for producing internal and external toothings on thin-walled, cylindrical hollow parts |
| 01/25/2007 | CA2615220A1 Method for producing internal and external toothings on thin-walled, cylindrical hollow parts |
| 01/23/2007 | US7165430 Method and apparatus for patterning of bore surfaces |
| 01/18/2007 | WO2007007097A1 Apparatus and method for forming annular grooves on the outer surface of a cable or tube |
| 01/17/2007 | CN2858096Y Profiled steel tube forming machine |
| 01/16/2007 | US7162903 Shaft truing system |
| 12/19/2006 | US7150173 Upper and lower tools for deep rolling |
| 12/06/2006 | EP1727636A1 Method and apparatus for patterning of bore surfaces |
| 12/06/2006 | EP1727631A2 Roller tool for forming grooves in pipes |
| 12/06/2006 | CN1287925C Orbiting roller groove for pipe and method for forming circumferential groove |
| 11/28/2006 | US7140218 Rolling apparatus and rolling method |
| 11/15/2006 | CN1861315A Formation process with dabber spacer ring |
| 11/14/2006 | US7134506 Deformable member |
| 11/08/2006 | CN1857816A Convex ring extruding method and machine for composite steel-plastic pipe |
| 10/26/2006 | WO2005094293A3 Roller tool for forming grooves in pipes |
| 10/17/2006 | US7121129 Folded-seam connection, method of producing it and device |
| 10/11/2006 | EP1299616B1 Deformable member |
| 10/11/2006 | CN2825156Y Synchronous lead-angle-free rolling mould for integral ring-shape finned tube |
| 09/28/2006 | DE102004022665B4 Vorrichtung zum Umformen von rohrförmigem Halbzeug Apparatus for shaping tubular semi-finished |
| 09/27/2006 | EP1704938A1 Method for manufacturing a slip joint assembly with coated splines |
| 09/26/2006 | US7111484 Plug-in lower tool |
| 09/14/2006 | US20060201223 Cold roll forming method for reducing a diameter of a metal pipe, and a metal pipe product having its diameter reduced by such method |
| 09/05/2006 | US7100413 Deep-rolling roller head |
| 09/05/2006 | US7100412 Hard-rolling roller head pertaining to a hard-rolling tool |
| 09/05/2006 | US7100411 Device for reshaping and/or folding bodies of cans |
| 08/30/2006 | EP1695814A1 Method of producing run-flat tire supporting body, run-flat tire supporting body, and run-flat pneumatic tire |
| 08/30/2006 | CN2810801Y Apparatus for forming boss on capillary tube |
| 08/29/2006 | US7096701 Wheel rim rolling apparatus for use in producing a vehicle wheel rim |
| 08/22/2006 | US7093471 Split cage for a deep rolling mechanism |
| 08/16/2006 | CN1269587C Inner roll forming method and apparatus for knotted metal pipe |
| 08/10/2006 | US20060174468 Method of manufacturing double pipe |
| 08/09/2006 | CN1268867C Producing device for bellows |
| 07/26/2006 | CN1265908C Production method and use of tube structural member |
| 07/19/2006 | CN2796884Y Shaping device of metal pipe convex ring |
| 07/18/2006 | US7077165 Double pipe |
| 07/13/2006 | US20060151041 Metal bellows tube, method of producing the same, and flexible tube for high-pressure fluid |
| 07/13/2006 | US20060150700 Deep rolling roller head of a deep rolling tool |
| 07/06/2006 | US20060144112 Method of manufacturing metal ring for endless metal belt |
| 06/29/2006 | WO2006066525A1 Method for producing longitudinal grooves in cylindrical workpieces |
| 06/14/2006 | DE102005052974A1 Verfahren und Vorrichtung zum Herstellen eines Rillenrohrs und dessen Konstruktion Method and apparatus for producing a grooved tube and its construction |
| 05/24/2006 | CN1775402A New-type coining equipment for preparing spiral corrugated pipe |
| 05/17/2006 | CN2780376Y Bending shaping device for coil |
| 05/17/2006 | CN1772409A Method and apparatus of manufacturing grooved pipe, and structure thereof |
| 05/09/2006 | US7040132 Two-piece upper tool |
| 04/25/2006 | US7032429 Pipe shut off tool |
| 04/25/2006 | US7032421 Knurling tool |
| 04/19/2006 | CN1759950A Technique for fabricating copper tube with fins of high teeth |
| 04/11/2006 | US7024900 Container beading |
| 04/05/2006 | CN2768919Y Corrugation processing equipment for fuel oil and gas boiler liner |
| 04/05/2006 | CN1248796C Gilled pipe |
| 04/04/2006 | US7021100 Deep-rolling apparatus of a deep rolling machine crankshafts |
| 03/21/2006 | US7013691 Peripheral length adjusting apparatus and peripheral length adjusting method for endless metallic ring |
| 03/15/2006 | EP1385646A4 Tube corrugating apparatus and method |
| 03/08/2006 | CN1743781A Complex heat pipe controller, and its manufacturing method and use |
| 03/08/2006 | CN1743780A Complex heat pipe and its manufacturing method |
| 03/07/2006 | US7007532 Process for the production of tubular structural parts fabricated from PGM materials and having circumferential undulating bulges |
| 03/01/2006 | EP1008404B1 Method for ironing spline teeth in pressed stepped sheetmetal |
| 02/15/2006 | EP1626157A1 Deformable seal (div) |
| 02/15/2006 | CN1241695C Container beading |
| 02/14/2006 | CA2414358C Deformable wall of a tubular |
| 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- |
| 02/07/2006 | US6993949 Power or manually operated pipe grooving tool |
| 01/31/2006 | US6990842 Method for deep-rolling transitions between the bearing journals and the flanges of crankshafts |
| 01/25/2006 | CN2753484Y Thin-wall stainless steel triple spiral groove pipe forming machine |
| 01/12/2006 | DE102004030327A1 Verfahren und Aufweitdorn zur Fertigung eines Rohrelements Procedures and mandrel for manufacturing a tubular member |
| 01/11/2006 | EP1614485A1 Method and expanding mandrel for making a tubular element |
| 01/11/2006 | CN1235698C Tube corrugating apparatus and method |
| 01/05/2006 | US20060000253 Method for forming three-dimensional mark on cylindrical tool and die for forming the same |
| 12/27/2005 | US6978649 Method and apparatus for producing a vehicle wheel rim |
| 12/22/2005 | WO2005121582A1 Spline joint part |
| 12/08/2005 | DE4322902B4 Vorrichtung zur Herstellung von Wellrohren Apparatus for producing corrugated pipes |