| Patents for B23K 37 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass (29,284) |
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| 03/24/1998 | US5730189 Internally and externally enhanced wielded tube |
| 03/18/1998 | EP0828586A1 Device for clamping parts, in particular metal sheets, in a welding or mounting line |
| 03/12/1998 | DE19738948A1 Connecting piece for welded structures |
| 03/12/1998 | DE19702410C1 Reaction crucible for alumino thermal welding |
| 03/10/1998 | US5726417 Method and device for welding a weld-on part and a base part |
| 03/10/1998 | US5726408 Weld backing ring for nozzle repairs |
| 02/26/1998 | DE19634681A1 Apparatus for a pipe welding installation |
| 02/25/1998 | EP0824992A1 Sucking table of an oxycutting and plasma cutting apparatus |
| 02/24/1998 | US5720425 Method of splicing rolled plates and aparatus for the same |
| 02/24/1998 | CA2072197C High production laser welding assembly and method |
| 02/17/1998 | US5719375 Stiffener manufacturing method and apparatus thereof |
| 02/17/1998 | US5719368 Apparatus for joining billets in continuous rolling mill |
| 02/17/1998 | US5719367 Welding gun coolant control valve assembly |
| 02/12/1998 | WO1998005440A1 Metal strip welding machine, and related process |
| 02/12/1998 | DE19651869C1 Device for gas flushing from two pipes to be joined together by welding |
| 02/12/1998 | CA2233604A1 Metal strip welding machine and related process |
| 02/03/1998 | US5713506 Vacuum holding rotary welding fixture |
| 01/29/1998 | WO1998003310A1 Tube welding fixture and heat shield |
| 01/29/1998 | WO1998003296A1 Method of welding electrically conductive metal profiles |
| 01/29/1998 | DE19630074A1 Multiaxis laser installation |
| 01/28/1998 | EP0820833A1 Device for cutting and welding a round in a plate |
| 01/27/1998 | US5711198 Vertical lathe workpiece support structure |
| 01/21/1998 | CN2272791Y Holder for solding abrasive brick |
| 01/21/1998 | CN1037076C Method of bult-welding bar steel and device |
| 01/14/1998 | EP0818383A2 Flexible body framing system |
| 01/14/1998 | EP0817698A1 Continuous butt-welding process and device for metal sheets, in particular for building car bodies in the car industry |
| 01/14/1998 | CN1169898A Method and apparatus for generating welding pressure in roller seam welding machine |
| 01/13/1998 | US5706863 Pipe section having padeye attachments |
| 01/08/1998 | DE19636918C1 Welding sheets together |
| 01/07/1998 | EP0816002A1 Gas confinement box used in combination with a welding head |
| 01/07/1998 | CN1169348A Weld root closure method for friction stir welds |
| 01/02/1998 | DE19626218A1 Flame cutting machine for pipes |
| 12/31/1997 | CN1168824A Method and apparatus for welding container bodies |
| 12/17/1997 | CN1168124A Plate conveyor intersection device and plate changing device for plate conveyor |
| 12/16/1997 | US5697511 Tank and method of fabrication |
| 12/10/1997 | EP0811458A1 Device and installation for clamping two sheet pieces |
| 12/10/1997 | CN1167024A Improvement for friction agitating welding |
| 12/09/1997 | US5696688 Method and apparatus for welding handle studs to cooking vessels |
| 12/09/1997 | CA2099652C Reciprocating lift mechanism |
| 12/03/1997 | EP0810055A1 Friction stir welding |
| 12/03/1997 | EP0810054A1 Weld root closure method for friction stir welds |
| 12/02/1997 | US5693286 Cart mounting a welding torch or cutting torch |
| 11/27/1997 | WO1997038816A3 Tube handling method and apparatus for cutting machine |
| 11/26/1997 | EP0808684A2 Mould for the intermediate cast welding of two workpieces |
| 11/26/1997 | EP0778797A4 Manufacture of internally enhanced welded tubing |
| 11/20/1997 | WO1997043094A1 Work bench for assembly of workpieces |
| 11/20/1997 | WO1997043083A1 Process for taking metal sheets to a continuously operating welding machine and device for implementing it |
| 11/20/1997 | WO1997043073A1 Horizontal welding method and welding equipment |
| 11/20/1997 | WO1997043072A1 Mechanism for profiling connection portion of mutually penetrating bodies and pipe cutter |
| 11/19/1997 | EP0807003A1 Method and device for automatically welding pipes |
| 11/19/1997 | EP0807001A1 Driving device for the vertical adjustment of a gas cutting machine burner |
| 11/18/1997 | US5688414 Stud welding appartus |
| 11/18/1997 | CA2114853C Finned tube |
| 11/11/1997 | US5685996 Plasma arc pipe cutting apparatus |
| 11/06/1997 | DE19700289A1 Internal clamping device for tube ends to be welded together |
| 11/05/1997 | EP0804992A1 Process and device for generating the welding pressure during roller seam welding |
| 11/05/1997 | EP0693985B1 Process and device for welding a weld-on part on a supporting board |
| 11/05/1997 | EP0580703B1 Overlaying of plates |
| 11/04/1997 | US5683027 For fusing together two metal sheets along a joint by welding |
| 10/30/1997 | WO1997039853A1 Spot welding system |
| 10/29/1997 | EP0803312A2 Method and device for roller seam welding |
| 10/29/1997 | EP0803311A2 Method and device for welding can bodies |
| 10/29/1997 | EP0802843A1 Negative pressure chamber table for cutting apparatus |
| 10/29/1997 | CN2265869Y Horizontal steel bar welding mould |
| 10/29/1997 | CN1036255C Apparatus for welding structural components of nuclear fuel assembly |
| 10/23/1997 | WO1997038816A2 Tube handling method and apparatus for cutting machine |
| 10/22/1997 | EP0801628A1 Plate conveyor intersection device and plate changing device for a plate conveyor |
| 10/22/1997 | EP0801601A1 A portal structure having a robot gantry |
| 10/21/1997 | US5679272 Method of welding containers and apparatus therefor |
| 10/21/1997 | CA2075629C Process for the production of a heat exchanger and apparatus for carrying out the method |
| 10/16/1997 | WO1997037809A1 Process and device for securing teeth to blanks |
| 10/14/1997 | CA2150873C Welding management apparatus |
| 10/07/1997 | US5674420 Clamping device for welding machine |
| 10/07/1997 | US5673843 Transportable pipe welding and fabrication station |
| 09/17/1997 | EP0795370A2 Protection backing means for covering a welding gap between workpieces that are to be welded together |
| 09/16/1997 | USRE35605 Work positioning device for assembly line |
| 09/16/1997 | US5667429 Floor surface blasting apparatus |
| 09/04/1997 | DE19608108A1 Cooling device for components esp. for welding metal sheets |
| 09/04/1997 | DE19607655A1 Flame cutting machine |
| 09/02/1997 | US5662264 Method for welding aluminum plates |
| 08/28/1997 | WO1997030818A1 Protective lining method and apparatus for arcuate container walls |
| 08/28/1997 | DE19607229A1 Magnetic holder for temporarily fixing cutting segments to base member |
| 08/28/1997 | DE19548618C1 Clamping unit for aligning plate-shaped workpieces for welding or cutting |
| 08/28/1997 | DE19548615C1 Stiffened flat panel production method |
| 08/28/1997 | CA2218340A1 Protective lining method and apparatus for arcuate container walls |
| 08/27/1997 | EP0791416A1 Method for the production of metallic cages for reinforced concrete and relative device |
| 08/27/1997 | EP0791409A2 Hot saw cutting type continuous rolling method and apparatus thereof |
| 08/27/1997 | CN1158096A Manufacture of internally enhanced welded tubing |
| 08/27/1997 | CN1157768A Fabrication method of welded steel pipe using dual-phase stainles steel |
| 08/21/1997 | WO1997029953A1 Equipment for cutting a hole or cavity formation in a curved or flat wall element and for cutting out a disc-shaped piece of material fitting the hole or cavity formation |
| 08/21/1997 | DE19548877C1 Welding electrode holder |
| 08/12/1997 | US5655867 Process for feeding can bodies to a can welding station and a device for carrying out the process |
| 08/06/1997 | CN2258805Y Smoke and dust eliminator for welding |
| 07/31/1997 | DE19602712A1 Determining experimental or trial data for quality prognosis of tool post or tool box construction |
| 07/31/1997 | DE19602550A1 Apparatus for autogen and/or plasma cutting of steel blanks under water cover |
| 07/24/1997 | WO1997026110A1 Method and apparatus for butt welding together sheet blanks |
| 07/24/1997 | DE19637107A1 Verfahren und Vorrichtung zur Herstellung eines Metallbehälters mit einer Längsnaht Method and apparatus for producing a metal container having a longitudinal seam |
| 07/23/1997 | CN1155317A Rotary drill bit and method for manufacturing and rebuilding thereof |
| 07/22/1997 | US5650078 Apparatus for cooling a laser-type weld line detecting device of an industrial welding robot |
| 07/16/1997 | CN2257756Y Automatic wire inserting appts. of programmable prodn. line for sandwiched composite board |