Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 17 - Forming single grooves in sheet metal or tubular or hollow articles
Patents for B21D 17 - Forming single grooves in sheet metal or tubular or hollow articles (1,507)
10/2003
10/23/2003WO2003086679A1 Device for the plastic deformation of work pieces
10/22/2003EP1355080A1 Outer shell unit and method of manufacturing the unit
10/16/2003US20030192358 Method for deforming a tube near one of its ends and tool used in this method
10/16/2003US20030192357 Roll grooving apparatus
10/15/2003CN1448230A Apparatus for producing internally grooved tube
10/08/2003CN2578009Y Slot machining device for pipe
10/07/2003US6629475 Razor blade
10/02/2003US20030182979 Method for producing seamless tube with groved inner surface
10/01/2003CN2576373Y Pipe end grooving apparatus
09/2003
09/24/2003EP1212155B1 Device and method for forming a recess in a workpiece
09/17/2003CN1443100A Razor blade and method of mfg.
09/12/2003WO2003074208A1 Device for reshaping and/or folding bodies of cans
09/10/2003EP1342517A2 Attaching a bottom to a can body
09/10/2003EP1342516A2 Roll forming a non circular cross sectional shape
09/03/2003EP1339942A1 Expander
09/02/2003US6613446 Conical honeycomb body and method of producing it
08/2003
08/27/2003CN1438923A Method and device for producing steel, especialy stainless steel press fittings
08/19/2003US6606893 Roll grooving apparatus
08/07/2003WO2003064953A1 Waste gas heat exchanger
08/07/2003WO2003064073A1 Method of forming spline and keyway for sheet metal rotating member with boss part
08/07/2003WO2003064071A1 Reshaping tool
08/07/2003CA2474294A1 Reshaping tool
07/2003
07/29/2003US6598285 Bordering and/or crease-closing machine and method for operating the same
07/24/2003US20030136561 Straddle
07/17/2003US20030132032 Method and apparatus for drilling and lining a wellbore
07/16/2003EP1244529B1 A method and an apparatus for can making
07/15/2003US6591652 Roll grooving apparatus
07/15/2003US6591651 Sheet metal forming machine
07/09/2003EP1178864B1 Sheet forming machine
07/02/2003EP1322446A1 Pipe preparation device
06/2003
06/12/2003WO2003047784A1 Method and device for notching tubes and the tube thus obtained
06/11/2003EP1152842A4 Roll forming using turret punch press
06/05/2003WO2003045606A1 Device and method for flaring and shaping can bodies
06/03/2003US6572358 Die assembly for forming a bead on a cylindrical tube
05/2003
05/30/2003WO2003043800A1 Die assembly
05/30/2003CA2467402A1 Die assembly
05/27/2003US6568233 Method and apparatus of diametrically expanding metal shafts
05/22/2003US20030093902 Device and method for manufacturing fluid bearings
05/20/2003US6564525 Roll formed hardware module
05/15/2003US20030091680 Die assembly for forming a bead on a cylindrical tube
05/15/2003US20030089489 Heat transfer tube for falling film type evaporator
04/2003
04/24/2003US20030074946 Deformation of thin walled bodies
04/24/2003US20030074943 Method and an apparatus for can making
04/16/2003EP1301297A2 Razor blade and method of manufacture
04/09/2003EP1299616A1 Deformable member
04/08/2003US6543552 Method and apparatus for drilling and lining a wellbore
04/03/2003US20030061851 Roll grooving apparatus
04/02/2003EP1084011B1 Pipe crimping apparatus
04/01/2003US6540452 Drilling tool for machine tools and method for the production thereof
03/2003
03/26/2003EP1294501A1 Method and device for producing steel, especially stainless steel press fittings.
03/04/2003US6527049 Apparatus and method for isolating a section of tubing
02/2003
02/26/2003CN1398684A Rolling groover
01/2003
01/30/2003US20030019638 Procedures and equipment for profiling and jointing of pipes
01/29/2003CN1099922C Method for producing pipe and apparatus for same
01/15/2003EP1275447A2 Roll grooving apparatus
01/15/2003CN1391080A Heat transferring tube for downward flow fluid membrane distiller
01/14/2003US6505493 Support bar and method for forming a support bar
01/08/2003CN2529714Y Channeling machine
01/01/2003CN1388331A Method for forming pipe rack and its apparatus
12/2002
12/26/2002US20020195256 Downhole sealing
12/17/2002US6494073 Method and apparatus for production of hollowed rack bars
12/11/2002EP1263652A1 Relative orientation of bodies and associated apparatus
12/11/2002EP1045961B9 Conical honeycomb body and method for producing same
12/03/2002US6487886 Irregular-section tubular body and axle beam for torsion beam and method of manufacturing the same
11/2002
11/28/2002US20020175474 Tubing seal
11/28/2002US20020174702 Pipe rack forming method and apparatus
11/14/2002US20020166668 Tubing anchor
11/13/2002CN2520226Y 滚槽机 Roller slot machines
11/12/2002US6477877 Manufacturing tool for fluid bearing device
11/05/2002US6473981 Diameter indicator for use with groove forming tools
10/2002
10/29/2002US6470723 Apparatus for manufacturing internal grooved tube
10/16/2002EP1042086B1 Method for the production of a drilling tool for machine tools
10/10/2002US20020145281 An apparatus and method for isolating a section of tubing
10/02/2002EP1244529A2 A method and an apparatus for can making
10/01/2002US6457532 Procedures and equipment for profiling and jointing of pipes
10/01/2002US6457226 Process for beading sheet metal parts in a beading machine
09/2002
09/26/2002WO2002075107A1 Tubing seal
09/26/2002US20020134125 Pipe groover
09/19/2002US20020129635 Grooving tool and work station for preparing pipe stock
09/18/2002CN2511410Y Bearing pipe with inner splines
09/17/2002US6450002 Compact apparatus for grooving a tube and method for grooving a tube
09/10/2002US6446323 Profile formation
08/2002
08/22/2002US20020112359 Diameter indicator for use with groove forming tools
08/22/2002US20020112338 Profile formation
08/20/2002US6434997 Method and apparatus for metal container manufacture
08/08/2002US20020104647 Expander
08/08/2002US20020104350 Apparatus for manufacturing internal grooved tube
08/01/2002US20020101079 Pipe connector and a method for production thereof
08/01/2002US20020100160 Fuel inlet and manufacturing method thereof
07/2002
07/30/2002US6425444 Method and apparatus for downhole sealing
07/18/2002WO2002005984A3 Razor blade and method of manufacture
07/11/2002US20020088264 Hydraulic positioning assembly for cold rolling tubes
07/04/2002WO2002052166A1 Outer shell unit and method of manufacturing the unit
07/04/2002US20020083754 Ironing-deep drawing process
07/04/2002US20020083750 Sheet metal forming machine
07/03/2002EP1045961B1 Conical honeycomb body and method for producing same
07/02/2002US6412651 Screw-thread forming apparatus, screw-thread forming method and fuel supply pipe assembly therewith
06/2002
06/27/2002US20020079106 Procedures and equipment for profiling and jointing of pipes
06/26/2002EP1216112A1 Deformation of thin walled bodies
06/25/2002US6408664 Hydraulic positioning assembly for cold rolling tubes
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