| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 12/31/2003 | CN2595508Y Automatic cut-off power saver for welder no-load |
| 12/31/2003 | CN2595507Y DC power type welding and cutting machine |
| 12/31/2003 | CN2595506Y Multifunctional welding machine |
| 12/31/2003 | CN1464809A Welding electrode made of tungsten or a tungsten alloy |
| 12/31/2003 | CN1464808A Welding wire feeder |
| 12/31/2003 | CN1132713C Hinged holding type electrowelding tongs |
| 12/31/2003 | CN1132712C Power source for welding digital array transistor |
| 12/30/2003 | US6671344 Closed vessel for radioactive substance, seal-welding method for closed vessel, and exhaust system used for seal-welding method |
| 12/30/2003 | US6670580 Power box |
| 12/30/2003 | US6670579 Welding-type system with network and multiple level messaging between components |
| 12/30/2003 | CA2292707C Improved system for processing, storing, and transporting liquefied natural gas |
| 12/26/2003 | CA2430071A1 Improved welding wire drum and unitized package for same |
| 12/25/2003 | US20030235231 Method and apparatus for measurement of a consumable electrode |
| 12/25/2003 | US20030234241 Laser welding boiler tube wall panels |
| 12/24/2003 | WO2003106718A1 Hard metallic materials, hard metallic coatings, methods of processing metallic materials and methods of producing metallic coatings |
| 12/24/2003 | WO2003106097A1 Arc welding glare shielding device |
| 12/24/2003 | WO2003106096A1 Device for preventing welding wire from tangling |
| 12/24/2003 | WO2003106095A2 Installation method for controlling the operation of a thermal treatment machine for pieces provided with a finishing material |
| 12/24/2003 | WO2003106094A1 Radial pulsed arc discharge gun for synthesizing nanopowders |
| 12/24/2003 | CN1131982C 用于液化天然气的改进的多组分致冷方法 A method for improving a multi-component refrigeration of LNG |
| 12/23/2003 | US6667455 Drawn arc welding method and drawn-arc-weld ferrule |
| 12/18/2003 | WO2003104703A1 Down weldable steel pipes and their welding joint method |
| 12/18/2003 | WO2003103999A1 Split stabiliser and method for production of a toothed connection for the outer rotating piece to one of the both stabiliser pieces |
| 12/18/2003 | US20030230660 Decoiling apparatus and methods for unwinding coiled material |
| 12/18/2003 | US20030230554 Radial pulsed arc discharge gun for synthesizing nanopowders |
| 12/17/2003 | EP1371440A1 Welding apparatus with gas bottle |
| 12/17/2003 | EP1371439A1 Method of weld repairing a component with a refractory metal backing material |
| 12/17/2003 | EP0767718B1 Method and apparatus for joining metal components |
| 12/17/2003 | CN2592326Y Remote control operation box of automatic tracking system for submerged-arc welding seam |
| 12/17/2003 | CN2592325Y Small-sized spot-welding machine |
| 12/17/2003 | CN2592324Y Electric welding machine |
| 12/17/2003 | CN1131121C Method and device for measuring welding wire feeding property |
| 12/17/2003 | CN1131120C Method for controlling welding filling area based on variation of welding fusion face |
| 12/16/2003 | US6664510 Plating-free solid wire for MAG welding |
| 12/16/2003 | US6664508 Penetration flux |
| 12/16/2003 | US6664495 Thermal cutting machine and dust collecting method thereof |
| 12/16/2003 | US6663698 Fume extraction apparatus and assembly |
| 12/16/2003 | US6662994 Jig for welding pipe ends |
| 12/11/2003 | WO2003102260A2 High energy beam cladding |
| 12/11/2003 | WO2003101659A1 Ac/dc secondary shock hazard protection circuit and device for welding power supplies |
| 12/11/2003 | WO2003101658A1 Control method and system for metal arc welding |
| 12/11/2003 | US20030226878 Refractory metal backing material for weld repair |
| 12/11/2003 | US20030226823 Welding terminal and welding apparatus for welding the same |
| 12/11/2003 | DE20280020U1 Schweißgerät bzw. Schweißanlage mit OPC-Server Welder or welding system with OPC server |
| 12/10/2003 | EP1368573A1 Shaft comprising a part connected thereto by welding |
| 12/10/2003 | CN2590716Y Guide auxiliary apparatus for hidden arc welding |
| 12/10/2003 | CN2590715Y Automatic electrogas welding machine for vertical seam |
| 12/10/2003 | CN2590714Y Electromagnetic wire welder |
| 12/10/2003 | CN2590713Y Full-automatic roller build-up welding machine |
| 12/09/2003 | US6660966 Electric arc welding system |
| 12/09/2003 | US6660965 Welding assessment |
| 12/09/2003 | US6660958 Arc welding method and apparatus |
| 12/04/2003 | WO2003099503A1 Methods for producing weld joints having thermally enhanced heat-affected-zones with excellent fracture toughness |
| 12/04/2003 | US20030223163 AC/DC secondary shock hazard protection circuit and device for welding power supplies |
| 12/04/2003 | US20030222626 Power reduction circuit for engine acceleration |
| 12/04/2003 | US20030222067 Semi-automatic welder to close disposable boxes |
| 12/04/2003 | US20030222060 Metal working |
| 12/04/2003 | US20030222059 High energy beam cladding |
| 12/03/2003 | CN2589142Y Electrode holder |
| 12/03/2003 | CN2589141Y Energy-saving apparatus for welding machine |
| 12/02/2003 | US6657163 System and method for selective application of power to welding equipment |
| 12/02/2003 | US6657162 Burner head of an electric arc welding or cutting burner with contact nozzle supported in positive fit |
| 12/02/2003 | US6657161 External pipe welding apparatus |
| 12/02/2003 | CA2236938C Engine driven inverter welding power supply |
| 11/27/2003 | WO2003064818A3 Geothermal steam turbine |
| 11/27/2003 | US20030218056 Methods for producing weld joints having thermally enhanced heat-affected-zones with excellent fracture toughness |
| 11/27/2003 | US20030217998 Method and apparatus for welding |
| 11/27/2003 | US20030217992 Device for welding metal elements to structural parts |
| 11/27/2003 | US20030217795 High-strength steel sheet and high-strength steel pipe excellent in deformability and method for producing the same |
| 11/26/2003 | EP1365501A2 Welding current source and method of operation for the same |
| 11/26/2003 | EP1364737A1 Arc welding power source |
| 11/26/2003 | EP1089847B1 Method and arrangement for improving quality in fusion welding operations |
| 11/26/2003 | EP1035941B1 Arc ignition arrangement |
| 11/26/2003 | CN2587570Y All electronic type intelligent electric shock resisting protector for electric arc welder |
| 11/26/2003 | CN2587569Y Carbon arc gas planing torch |
| 11/26/2003 | CN1457955A Pulse submerged-arc welding method |
| 11/26/2003 | CN1457954A Continuous type heat collection strip welding method without medium and its compacting device |
| 11/26/2003 | CN1128690C Welding solid wir ewith high feeding performance |
| 11/25/2003 | US6653597 Apparatus and method for electromagnetic removal of spatter from a nozzle of an arc welding torch |
| 11/25/2003 | US6653596 Portable electric arcs comprising stacks of electrolytic cells, which produce carbon dioxide, by products used as gas shields during welding |
| 11/25/2003 | US6653595 Method and apparatus for welding with output stabilizer |
| 11/25/2003 | US6653594 Consumable electrode gas shielded arc welding method and apparatus |
| 11/25/2003 | US6653589 Apparatus for welding |
| 11/25/2003 | CA2213903C Process for the aluminothermic welding of rails with alloying of the weld metal in the rail head region |
| 11/20/2003 | WO2003095135A1 Tig welding equipment and tig welding method |
| 11/20/2003 | WO2003095134A1 Welding contact tip and diffuser |
| 11/20/2003 | WO2002051577A9 Methods and systems for fabricating spiral welded cylinders |
| 11/20/2003 | US20030213789 Apparatus for a welding machine having a cooling assembly mounted to a mid-plane baffle for improved cooling within the welding machine |
| 11/20/2003 | US20030213784 Plasma arc torch consumables cartridge |
| 11/20/2003 | US20030213783 Plasma arc torch cooling system |
| 11/20/2003 | US20030213782 Plasma arc torch |
| 11/20/2003 | US20030213780 Device for plasma incision of matter with a specifically tuned radiofrequency electromagnetic generator |
| 11/20/2003 | US20030213778 Flexible welding torch having restraining member to avoid overextension and method of assembling same |
| 11/19/2003 | EP1362661A1 Bonding head, system and method for feeding and bonding elements |
| 11/19/2003 | EP1362660A1 Bonding head, bonding system and method of feeding and bonding elements |
| 11/19/2003 | EP1181485B1 Burner head of an electric arc welding or cutting burner with contact nozzle supported in positive fit |
| 11/19/2003 | CN1457280A Welding method, welding device, welded joint and welded structure |
| 11/18/2003 | US6649871 Welding system having welding gun with hand/wrench tightened retaining nut |
| 11/18/2003 | US6649870 System and method facilitating fillet weld performance |
| 11/18/2003 | US6649869 Method and system for welding with paralleled power supplies |