| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 05/07/1997 | DE19641739A1 T-joint weld between elongated components using flexible interlayer between abutting faces |
| 05/07/1997 | CN2253683Y Radio remote controlled submerged arc butt-welding machine |
| 05/07/1997 | CN2253682Y Hydrogen-oxygen cutting-welding machine |
| 05/06/1997 | US5626216 Tool holder, in particular for robot welding or cutting torches |
| 05/02/1997 | EP0770445A2 Control and positioning method of a beam or jet for machining a workpiece |
| 04/30/1997 | DE19642774A1 TIG-welding torch |
| 04/30/1997 | DE19539791A1 Stud welding process for attachment of studs to aluminium@ workpiece |
| 04/30/1997 | DE19539790A1 Attaching structures to duplex stainless steel plates by stud welding |
| 04/30/1997 | CN2253264Y Power-saving protector for electric welder |
| 04/30/1997 | CN2253263Y Charged multi-purpose electric welder |
| 04/30/1997 | CN2253262Y Multi-functional electrical equipment for maintaining vehicles |
| 04/30/1997 | CN1148823A Carriage guiding a tool along a workpiece |
| 04/29/1997 | US5625276 Controller for permanent magnet generator |
| 04/29/1997 | US5624717 Process for coating or hardfacing a part by means of a plasma transferred arc |
| 04/29/1997 | US5624589 Segregated cooling air flow for engine driven welder |
| 04/29/1997 | US5624588 Method of controlling robot for use in arc welding |
| 04/29/1997 | US5624309 For removing solder fumes from a work area |
| 04/28/1997 | CA2161556A1 Robotic welding torch having a wire break |
| 04/24/1997 | WO1997014758A1 Process for protecting surfaces from weld spatter and metal sparks |
| 04/24/1997 | WO1997014527A1 Wire feed device |
| 04/23/1997 | EP0769343A2 Arc welding apparatus with an AC supplied rectifier |
| 04/23/1997 | CN2252675Y Hand electric arc welding tongs |
| 04/23/1997 | CN1147987A Vertical arc welding device |
| 04/23/1997 | CN1034637C Super thin welding wire for carbon dioxide gas protected welding |
| 04/17/1997 | DE19616921C1 Welding arc regulation for arc welding device |
| 04/17/1997 | DE19548093C1 Heat control during arc welding |
| 04/16/1997 | EP0767867A1 Turbine vane flow area restoration method |
| 04/16/1997 | EP0767718A1 Method and apparatus for joining metal components |
| 04/16/1997 | CN2252077Y Concret iron electroslag pressure welder |
| 04/16/1997 | CN2252076Y Auto-adjusting weld handle pliers |
| 04/16/1997 | CN2252075Y Welder no-load save electricity controller |
| 04/16/1997 | CN2252074Y IF arc-welding generator with mechanical drive |
| 04/16/1997 | CN2252073Y Portable miniature DC electric welder |
| 04/16/1997 | CN2252072Y Improved electric welder device |
| 04/16/1997 | CN1147437A Method and apparatus for cladding slide way of machine tool by welding |
| 04/16/1997 | CN1034561C High strength and toughness welding wire using for gas shielded arc welding |
| 04/15/1997 | US5620620 Base with internal foot access |
| 04/15/1997 | US5620619 Weaver for a welding torch capable of compatibly using a straight weaving and an angular weaving |
| 04/10/1997 | WO1997012715A1 Contact tip for welding |
| 04/10/1997 | DE19537402A1 Qualitative and quantitative assessment of complex electric generators for welding processes |
| 04/10/1997 | CA2233662A1 Welding contact tip |
| 04/09/1997 | EP0767027A2 Welding method |
| 04/09/1997 | CN2251458Y Silicon control commutating arc welder |
| 04/09/1997 | CN2251457Y Power supply device for electric arc welder |
| 04/09/1997 | CN1146942A High-frequency signal controlled arc striking device for AC-DC welder |
| 04/08/1997 | US5618455 Electric welding machine |
| 04/08/1997 | US5617622 Rotatable work platform with clamps for wall and truss fabrication |
| 04/03/1997 | WO1997011813A1 Apparatus for two-dimensional machining |
| 04/02/1997 | EP0765709A1 Brass for controlling the welding parameters in order to weld two metallic workpieces |
| 04/02/1997 | EP0765204A1 An apparatus for cleaning the heads of welding robots |
| 04/02/1997 | CN2251187Y AC-DC welder with three primary coils |
| 04/02/1997 | CN2250835Y Heat insulative stable electrode holders |
| 04/02/1997 | CN2250834Y No-load electricity saver for dc welder |
| 04/02/1997 | CN1146741A Robot |
| 04/02/1997 | CN1146388A Ignition method for electric arc-welding |
| 04/02/1997 | CN1146387A Electric arc-welding machine |
| 04/02/1997 | CN1034402C Conductor for welding pliers |
| 04/01/1997 | US5616258 Process and apparatus for micro-arc welding |
| 04/01/1997 | US5615826 Method for welding beryllium |
| 03/28/1997 | CA2186692A1 Apparatus and method for supplying inert gas to a welding location |
| 03/27/1997 | WO1997010919A1 Automatic welding condition setting device |
| 03/26/1997 | EP0764787A1 Mounting device, welding stud for such mounting device, welding device for welding a welding stud and method for fastening a mounting device to a delwing stud |
| 03/26/1997 | EP0764494A1 Method and apparatus for welding in a groove with improved arc voltage sensing and control |
| 03/26/1997 | EP0764070A1 Device for cleansing welding torches |
| 03/26/1997 | EP0673296B1 Shielding gas for use in the arc welding of aluminium |
| 03/26/1997 | EP0673295B1 Shielding gas for use in the arc welding of aluminium |
| 03/26/1997 | CN2250221Y Controller for steel bar butt welder |
| 03/26/1997 | CN1145836A Vertical edge welding device |
| 03/26/1997 | CN1145835A Arc welding torch |
| 03/26/1997 | CN1145834A Repairing method with welding and build-up welding apparatus for metal member |
| 03/25/1997 | US5615095 Method and apparatus for protecting an inverter power supply |
| 03/25/1997 | US5614117 Welding apparatus and shield therefor |
| 03/25/1997 | US5614116 Welding control using fuzzy logic analysis of video imaged puddle dimensions |
| 03/25/1997 | CA2127072C Welding process for super high purity gas feeding system piping |
| 03/20/1997 | WO1997010369A1 Method of applying a discontinuous layer of metal or metal alloy to a metal material |
| 03/19/1997 | EP0763397A2 Welding power supply |
| 03/19/1997 | EP0763396A2 Method of welding aluminium drive shaft components |
| 03/19/1997 | EP0461122B1 Distributed processing control system for automatic welding operation |
| 03/19/1997 | CN2249651Y Wire feeder of welder with non-fusion electrodes |
| 03/19/1997 | CA2180066A1 Method of welding aluminum drive shaft components |
| 03/18/1997 | US5612785 Twin sensor laser probe |
| 03/18/1997 | US5611951 Arc welding torch |
| 03/18/1997 | US5611950 Arc welding power source |
| 03/13/1997 | DE19624444A1 Protective gas welding gun |
| 03/12/1997 | EP0761380A1 Process and gas mixture for arc welding aluminium workpieces |
| 03/12/1997 | EP0761379A1 Process and shielding gas mixture for arc welding of aluminum workpieces |
| 03/12/1997 | EP0761364A2 Engine driven welder |
| 03/12/1997 | EP0761363A1 Device for feeding small pieces to be processed to a processing apparatus, in particularly a stud feeding device for a stud welding apparatus |
| 03/12/1997 | EP0760727A1 Aluminum-scandium alloys and uses thereof |
| 03/12/1997 | EP0746442A4 Dual bias weld for continuous coiled tubing |
| 03/12/1997 | CA2180211A1 Segregated cooling air flow for engine driven welder |
| 03/11/1997 | US5609783 Inert gas for the arc welding of aluminum |
| 03/11/1997 | US5609782 Shielding gas pre-flow time control system for gas metal arc welder |
| 03/11/1997 | US5609776 Method of repairing moulds made of aluminium |
| 03/09/1997 | CA2184855A1 Process and gaseous mixture for arc welding of aluminium components |
| 03/09/1997 | CA2184852A1 Process and gaseous mixture for arc welding of aluminium components |
| 03/06/1997 | WO1997008089A1 Roll for take-up equipment for hot rolling mill |
| 03/06/1997 | DE19531723A1 Skirt for attachment to gas nozzle of gas-shielded arc welding gun |
| 03/06/1997 | CA2203923A1 Roll of winding equipment in rolling factory |
| 03/05/1997 | EP0759829A1 Process for cleaning a device for welding under protective gas |