| Patents for B21D 41 - Application of procedures in order to alter the diameter of tube ends (2,982) |
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| 05/16/2007 | EP1785204A1 Die, method of manufacturing stepped metal tube, and stepped metal tube |
| 05/16/2007 | CN2900014Y Tube mouth reducing device for lathe device |
| 05/16/2007 | CN2900013Y Structure of processing wheel group |
| 05/15/2007 | US7216519 Strain monitoring for part quality analysis |
| 05/09/2007 | CN1958187A Manufacturing installation for thinning and closing in tube wall at copper tube end |
| 05/02/2007 | EP1347845B1 Hydraulically powered flaring hand tool |
| 05/02/2007 | CN1954933A Equipment and method for manufacturing metal large diameter equal wall thickness slit elbow and expanding tube by thermal push |
| 05/02/2007 | CN1313222C Method for expanding a tubular blank |
| 04/25/2007 | EP1777019A1 Method of closing the ends of pipes having a substantially rectangular cross section |
| 04/25/2007 | CN2892317Y In-pipeline expanding tool |
| 04/25/2007 | CN2892312Y Expanding tube tool based on pneumatic hydraulic |
| 04/25/2007 | CN1951593A Novel copper pipe end automatic processor |
| 04/24/2007 | US7207203 Methods and apparatus for forming a workpiece |
| 04/19/2007 | US20070084599 Rotary expansion |
| 04/18/2007 | CN2889542Y Seamless steel pipe hot-rolling head machine |
| 04/18/2007 | CN1948882A Thermotube and its sealing method |
| 04/18/2007 | CN1947882A Method for producing flat heat-radiating tubes |
| 04/11/2007 | EP1401596B1 Method for expanding a tubular blank |
| 04/11/2007 | CN2887485Y Hydraulic pressure two-step propulsion diameter-enlargement, necking and fixing machine |
| 04/05/2007 | US20070074557 Annular component fabricating method, die for use in such fabricating method and annular component fabricated thereby |
| 04/04/2007 | EP1768630A2 Tissue prothesis processing technology |
| 04/04/2007 | CN1308098C Method for producing a fluid treatment device having a honeycomb member |
| 03/29/2007 | WO2005102002A3 Flaring tool |
| 03/29/2007 | US20070068216 Assembly for crimping an intraluminal device and method of use |
| 03/28/2007 | CN2882841Y Fast mould changable pipe end shaper |
| 03/22/2007 | US20070062235 Crack tester for flared ends |
| 03/15/2007 | US20070056346 Prosthetic valve crimping device |
| 03/14/2007 | CN2877914Y Special shape head sealing edge turning machine |
| 03/14/2007 | CN1927498A Radius variation and mouth reducing method for radius-variable short tube |
| 03/14/2007 | CN1304137C Method for connecting thin tube to heat transfer tube, connecting structure and heat exchanger |
| 03/08/2007 | DE102005042045A1 Verfahren zur Herstellung eines aufweitbaren, geschweißten Rohres, insbesondere für einen mechanisch gefügten Wärmetauscher Process for the preparation of an expandable, welded tube, particularly for a mechanically joined heat exchanger |
| 03/07/2007 | CN1923400A Tube-expanding tool |
| 02/27/2007 | CA2356194C Procedures and equipment for profiling and jointing of pipes |
| 02/25/2007 | CA2557211A1 Unitary rear axle housing and method for manufacturing same |
| 02/21/2007 | CN2871056Y Automatic throater of lighter |
| 02/21/2007 | CN1918031A Chassis frame and method of manufacturing chassis frame |
| 02/20/2007 | US7178240 Method for molding bicycle tube |
| 02/15/2007 | WO2007017996A1 Tube material molding device |
| 02/15/2007 | US20070033804 Method for producing a fluid treatment device having a honeycomb member |
| 02/14/2007 | CN1911591A Manufacturing equipment of hot pipe device and its application |
| 02/13/2007 | US7174759 Forming machine and method for deforming a hollow workpiece |
| 02/13/2007 | US7174634 Method for producing a fluid treatment device having a honeycomb member |
| 02/08/2007 | US20070028660 System and process for crimping a fitting to a fluid conduit |
| 02/07/2007 | CN1909992A Die, method of manufacturing stepped metal tube, and stepped metal tube |
| 02/01/2007 | US20070022799 Golf club hosel bending fixture |
| 01/30/2007 | US7168497 Downhole sealing |
| 01/30/2007 | CA2414432C Technique for expanding tubular structures |
| 01/24/2007 | CN2860663Y Automatic copper tube pipe expanding or shrinking machine |
| 01/24/2007 | CN1296153C Method for sealing heat pipe |
| 01/10/2007 | EP1483070B1 One-step rotary forming of uniform expanded mesh |
| 01/10/2007 | CN2855578Y Cold rolling type flaring machine |
| 01/10/2007 | CN1891374A Heat pipe sealing structure, and its pressing method and special mould |
| 01/10/2007 | CN1293958C Linear drive metal forming machine |
| 01/09/2007 | US7159435 Apparatus for straightening pipe |
| 01/04/2007 | DE102005029680A1 Vorrichtung und Verfahren zum Fügen nicht-rotationssymmetrischer Hohlprofile durch Einwalzen Apparatus and method for joining non-rotationally symmetrical hollow profiles by rolling |
| 01/03/2007 | CN1887473A Making process of drill pipe with internally and externally thickened end |
| 01/03/2007 | CN1887468A Double gun linkage of tube expanding air gun |
| 01/02/2007 | US7155955 Crimping assembly |
| 12/28/2006 | WO2006136150A1 Device and method for joining rotationally asymmetric hollow profiled members by means of a rolling-in process |
| 12/28/2006 | DE102005029681A1 Forming a joint between two hollow profiles, without rotation symmetry, uses a spreader with expansion segments to expand the inner profile and press it against the outer profile in a force fit |
| 12/28/2006 | DE102005029679A1 Assembly to join pipe sections by reaming has main reaming roller whose position is radially adjustable |
| 12/27/2006 | CN1886210A Method for producing a coupling on a pipe and device for producing said coupling |
| 12/27/2006 | CN1883844A Integrated desk-top type tube expander |
| 12/26/2006 | US7152452 Assembly for crimping an intraluminal device and method of use |
| 12/21/2006 | WO2006135266A1 Method and apparatus for shaping various cross-sections on metal pipes |
| 12/20/2006 | EP1490579B1 Apparatus and method to expand casing |
| 12/19/2006 | CA2459106C Multipurpose horizontal press having a fixed workpiece-holder for a tubular workpiece to be drawn or tapered |
| 12/12/2006 | CA2356144C Method and apparatus for expanding an isolation tubing |
| 12/06/2006 | EP1728039A1 Container and tool for fixing a connection |
| 12/06/2006 | CN1287927C Method and apparatus for necking open end of container |
| 12/05/2006 | US7143619 Spin-forming method, spin-forming apparatus, and catalytic converter |
| 11/28/2006 | US7140226 Methods for making a bicycle frame part having a disproportionally enlarged end section |
| 11/28/2006 | US7140223 Method of producing aluminum container from coil feedstock |
| 11/23/2006 | WO2006123666A1 Three-piece square can and method of manufacturing the same |
| 11/22/2006 | CN1864915A A labor-saving automobile hub forming method and device |
| 11/22/2006 | CN1864885A A radial compression applied sealing member processing method |
| 11/14/2006 | US7134303 Device for socket-deforming a tube end and for adjusting its length |
| 11/09/2006 | DE102005021223A1 Method for clamping end of tubular workpiece for high pressure moulding with the tube pushed onto a conical support and secured by a split outer clamping ring |
| 11/08/2006 | EP1718892A1 Fitting particularly for high-pressure pipes |
| 11/07/2006 | US7131995 Method for the manufacture of a tubular spacer and spacer |
| 11/02/2006 | US20060243018 Tube end forming and coping method and apparatus |
| 11/02/2006 | US20060243014 Ratchet pipe enlarging tool |
| 11/01/2006 | CN1854587A Pipe fixing structure and pipe fixing method |
| 10/31/2006 | US7128560 Expansion tool device for socket pliers |
| 10/26/2006 | WO2006111674A1 Exhaust volume for motor vehicle exhaust line, method for making same and exhaust line comprising such an exhaust volume |
| 10/26/2006 | WO2006091920A3 Accessories for spreader and ram emergency devices |
| 10/24/2006 | US7124826 Procedures and equipment for profiling and jointing of pipes |
| 10/24/2006 | US7124821 Apparatus and method for expanding a tubular |
| 10/18/2006 | EP1712316A1 Apparatus for cutting, forming and grooving a pipe end |
| 10/18/2006 | CN2827565Y Front roller way device of seamless steel pipe tension reducing mill and sizing mill |
| 10/12/2006 | WO2006107092A1 Closing method and closing machine |
| 10/12/2006 | WO2006107091A1 Closing method and closing machine |
| 10/12/2006 | WO2006107090A1 Closing method and closing machine |
| 10/12/2006 | WO2006107089A1 Cooling method and cooling device |
| 10/12/2006 | WO2006107088A1 Closing method and closing machine |
| 10/12/2006 | WO2006107085A1 Closing method and closing machine |
| 10/11/2006 | EP1494827B1 Device for the plastic deformation of work pieces |
| 10/10/2006 | US7117957 Methods for drilling and lining a wellbore |
| 10/05/2006 | WO2006104272A1 Closing method and closing machine |
| 10/05/2006 | WO2006104270A1 Pressing method and pressing device |