| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 02/25/2009 | CN201198067Y Six-station automatic rotating welding machine for chain element |
| 02/25/2009 | CN201198066Y Main circuit topological structure of inverter submerged arc welding power supply |
| 02/25/2009 | CN201198065Y Electric protection apparatus of electric welding machine |
| 02/25/2009 | CN201198064Y Multifunctional electric welding machine |
| 02/25/2009 | CN201198063Y Voltage adjustable electric welding machine |
| 02/25/2009 | CN101374627A Method and apparatus for welding with battery power |
| 02/25/2009 | CN101374626A 焊接装置 Welding equipment |
| 02/25/2009 | CN101374625A Welding output control method and arc welding device |
| 02/25/2009 | CN101374624A MIG welder control system and method |
| 02/25/2009 | CN101372061A Welding method of high mirror-finished sheet in bridge support sliding panel assembly |
| 02/25/2009 | CN100463767C Hydraulic turbine rotary wheel palm axle head defect handling method |
| 02/25/2009 | CN100463765C Automatic welding gun |
| 02/25/2009 | CN100463757C Energy-storage arc pulling type spindle welding machine |
| 02/25/2009 | CN100463756C Three-wire submerged-arc welding method for thick plate, low alloy, high strength steel |
| 02/25/2009 | CN100463755C Welding torch and welding robot |
| 02/24/2009 | US7495193 Pipe seam tack welding methods and apparatus using modified series arc welding |
| 02/24/2009 | US7495192 Arc welding robot system having arc welding apparatus |
| 02/19/2009 | WO2009023389A1 Neck for a robotic welding torch; welding torch comprising such a neck |
| 02/19/2009 | WO2009023366A1 Power supply configured to deliver ac welding-type power |
| 02/19/2009 | WO2009022543A1 Joining method, and joined structure manufacturing method |
| 02/19/2009 | WO2009022443A1 Wire cutting tool for arc welding and arc welding method employing the wire cutting tool |
| 02/19/2009 | WO2009022213A2 Method of open root welding |
| 02/19/2009 | WO2009021665A1 Method of short-time stud joining withe several advances of the first workpiece in direction to the second workpiece for creating an arc |
| 02/19/2009 | WO2008106419A3 Structural welding system |
| 02/19/2009 | US20090049439 Welding-Type Power Supply With Boot Loader |
| 02/19/2009 | US20090045183 Welding Torch and End Piece as Well as Contact Tube for a Welding Torch |
| 02/19/2009 | US20090045175 Thermal Cutting Machine |
| 02/19/2009 | US20090045174 Device for exchanging a nozzle of a vapor plasma burner and nozzle and guard ring |
| 02/19/2009 | US20090045172 Method of open root welding |
| 02/19/2009 | DE202008011356U1 Wolfram- Inertgas- Schweißbrenner Tungsten inert gas welding torch |
| 02/19/2009 | CA2694986A1 Neck for a robotic welding torch ; welding torch comprising such a neck |
| 02/18/2009 | EP2024126A2 Electronic polarity reversing switch for a multi-process welding power source |
| 02/18/2009 | EP2024125A1 Card-format remote controller with electrode contacts to increase or reduce a welding parameter and with readout |
| 02/18/2009 | CN201195227Y Nozzle narrow-gap gas shielded arc welding |
| 02/18/2009 | CN201195226Y Welding gun clamp apparatus capable of adjusting soldering supplying angle and position |
| 02/18/2009 | CN201195225Y Arc welding tongs without nose girder conjoined structure |
| 02/18/2009 | CN201195224Y Manual direct current argon tungsten-arc welding air cooling type welding gun |
| 02/18/2009 | CN101370962A Methods and arrangement for a highly efficient gas distribution arrangement |
| 02/18/2009 | CN101370610A Welding systems with automatic determination of welding wire rate advancement with possibility and supplementary partial manual selection of welding wire advancement rate |
| 02/18/2009 | CN101367163A Automobile hind axle assembly welding clamp and welding method |
| 02/18/2009 | CN101367153A High-strength bridge steel-gas protective welding method |
| 02/18/2009 | CN101367152A Self-melting and welding method for hydraulic oil tube |
| 02/18/2009 | CN101367151A Circuit for reducing wire distribution control cable component wire of gas shielded welding machine |
| 02/18/2009 | CN101367150A Soft starting plate for IGBT inverter manual metal-arc welding |
| 02/18/2009 | CN101367149A Method for preventing wolfram carbine decomposition and sinking in argon arc weld deposit process on base steel body |
| 02/18/2009 | CN101367148A F92 base metal weld deposit cobalt based hard alloy process |
| 02/18/2009 | CN100462186C Flux-cored wire for gas shielded arc welding |
| 02/18/2009 | CN100462177C Automatic tracker of longitudinal seam welding for major diameter welding pipe |
| 02/18/2009 | CN100462176C Consumable electrode type welding method |
| 02/18/2009 | CN100462175C Liquid-electricity welding method |
| 02/17/2009 | US7491907 Plasma spray apparatus for applying a coating utilizing particle kinetics |
| 02/17/2009 | CA2406695C Improved mig welding torch reconditioning apparatus |
| 02/17/2009 | CA2397515C Electrode component thermal bonding |
| 02/17/2009 | CA2395123C Modular welding machine |
| 02/12/2009 | WO2009020901A1 Earth-boring tools having particle-matrix composite bodies, methods for welding particle-matrix composite bodies and methods for repairing particle-matrix composite bodies |
| 02/12/2009 | WO2009019585A2 Welding apparatus providing auxiliary power |
| 02/12/2009 | WO2009019145A1 Welding device having mechanical seam tracking system |
| 02/12/2009 | US20090043416 Methods and apparatus for ex situ seasoning of electronic device manufacturing process components |
| 02/12/2009 | US20090039066 Neck for a robotic welding torch |
| 02/12/2009 | US20090039065 Welding wire and welding method |
| 02/12/2009 | US20090039064 Welding apparatus providing auxiliary power |
| 02/12/2009 | US20090039063 Power supply configured to deliver ac welding-type power |
| 02/12/2009 | US20090039059 Articulated Thermal Processing Torch |
| 02/12/2009 | DE102007039308A1 Verfahren zum Kurzzeit-Bolzen Fügen Method for short-bolt Add |
| 02/12/2009 | DE102007036505A1 Verfahren , Vorrichtung und System zur Ermittlung einer Schweißgeschwindigkeit bei einem manuell ausgeführten Lichtbogenschweißvorgang Method, apparatus and system for determining a welding speed of a manually executed arc welding process |
| 02/12/2009 | CA2695520A1 Earth-boring tools having particle-matrix composite bodies, methods for welding particle-matrix composite bodies and methods for repairing particle-matrix composite bodies |
| 02/12/2009 | CA2694513A1 Welding apparatus providing auxiliary power |
| 02/11/2009 | EP2022595A1 Method and device for configuring a processing position |
| 02/11/2009 | EP2022593A1 A method and apparatus for welding an article |
| 02/11/2009 | EP2022592A1 Method, device and system for determining welding speed for a manual arc welding process |
| 02/11/2009 | CN201192753Y Copper iron joint type electrode holder core with top joint |
| 02/11/2009 | CN201192752Y Portable electric welder |
| 02/11/2009 | CN101365556A Automatic welding device of the MIG/MAG type |
| 02/11/2009 | CN101362272A No-mold fusion stacking manufacture method of parts or mold |
| 02/11/2009 | CN101362263A Electric welding rod for gas shielded welding X80 grade steel oil, gas transmission pipe |
| 02/11/2009 | CN101362262A Heat-resistant steel gas protection welding wire |
| 02/11/2009 | CN101362249A Girth welding method of duplex stainless steel bimetal composite pipe |
| 02/11/2009 | CN101362248A Welding device and technique of axle housing assembly Y-shaped weld joint |
| 02/11/2009 | CN101362247A Gas shield tungsten electrode argon-arc welding voltage measurement circuit |
| 02/11/2009 | CN101362246A Pulse energy control method for carbon dioxide shield-arc welding and drug-core no gas welding |
| 02/11/2009 | CN101362245A Full digit numerical control inversion welding machine |
| 02/11/2009 | CN101362244A Automatic surfacing device capable of adding special alloy in visible arc |
| 02/11/2009 | CN101362243A Large-sized iron casting fracture arc cold-welding repair method |
| 02/11/2009 | CN100460166C Welding robot multifunctional double-eye visual sensor and calibration method thereof |
| 02/11/2009 | CN100460133C Alloy powder block used for built-up welding |
| 02/11/2009 | CN100460127C High-speed method of arc welding of metal electrode protected by gas |
| 02/11/2009 | CN100460126C Arc welding apparatus |
| 02/11/2009 | CN100460125C Complicated curved surface tracking method for welding nuclear power J-type joint |
| 02/11/2009 | CN100460124C Data processing apparatus for arc welding |
| 02/11/2009 | CN100460123C Super speed inverting square wave composite pulse current pole-changing arc-welding power supply device |
| 02/11/2009 | CN100460122C Super speed inverting pole-changing square wave current arc-welding power supply device |
| 02/11/2009 | CN100460121C AC pulse arc welding method |
| 02/11/2009 | CN100460120C Technique of welding connection ring for empty inner-cooled turbogenerator |
| 02/10/2009 | US7487807 Visual fuel system for an engine welder |
| 02/05/2009 | US20090032571 Methods and systems for welding particle-matrix composite bodies |
| 02/05/2009 | US20090032514 Wire feed control assembly |
| 02/05/2009 | US20090032513 Arc welding power source |
| 02/05/2009 | US20090032503 Thermal Cutting Method |
| 02/05/2009 | US20090032502 Method and apparatus for sensing the length of a lead |
| 02/05/2009 | US20090032501 Abrasion-resistant weld overlay |