| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 01/05/2011 | CN201693277U Conductor structure of electric welding clamp |
| 01/05/2011 | CN201693276U Cantilever submarine arc-welding machine |
| 01/05/2011 | CN201693275U Automatic straight-tube flange welder |
| 01/05/2011 | CN201693274U CO2 double-gun swing welding machine |
| 01/05/2011 | CN201693273U Welding current thrust self-adaptation control circuit |
| 01/05/2011 | CN101934556A Screw impeller of pouring stirrer and overlaying method thereof |
| 01/05/2011 | CN101934447A Welding machine |
| 01/05/2011 | CN101934431A Gas nozzle for welding torch |
| 01/05/2011 | CN101934421A Electric welding pliers |
| 01/05/2011 | CN101934420A Method for welding conical mill |
| 01/05/2011 | CN101934419A Arc-guiding mechanism in semi-trailer welding equipment |
| 01/05/2011 | CN101934418A Welding seam tracking and detecting equipment |
| 01/05/2011 | CN101934417A T-shaped joint welding method |
| 01/05/2011 | CN101934416A Direct-current arc welding machine |
| 01/05/2011 | CN101549433B Temperature-controlled resistor housing of preheating welding wire |
| 01/05/2011 | CN101337301B Submerged arc welding method of bridge steel of different intensity scale |
| 01/04/2011 | US7863538 Metal-core gas metal arc welding of ferrous steels with noble gas shielding |
| 01/04/2011 | CA2479693C Dedicated wire feed speed control |
| 01/04/2011 | CA2474527C Ternary gas mixture which can be used in the braze welding of galvanised parts |
| 12/30/2010 | US20100330427 Negative electrode and method for producing the same and non-aqueous electrolyte secondary battery |
| 12/30/2010 | US20100330388 Welded steel pipe for high strength line pipe superior in low temperature toughness and method of production of the same |
| 12/30/2010 | US20100328884 Electric equipment |
| 12/30/2010 | US20100327855 Ptfe graphite coating composition, method and apparatus |
| 12/30/2010 | US20100326963 Welding device and method |
| 12/30/2010 | US20100326962 Welding control system |
| 12/30/2010 | US20100325861 Multi-layer tubular conduit |
| 12/30/2010 | DE102010017316A1 Schweißsteuerungssystem Welding control system |
| 12/29/2010 | WO2010150422A1 Method of welding tubes and foaming agent for contaning shield gas |
| 12/29/2010 | EP2265405A2 Method and apparatus for determination of electrical welding circuit variables |
| 12/29/2010 | EP2094435B1 Orbital apparatus for machining a revolution metallic wall |
| 12/29/2010 | CN201685086U Suspended stiffening ring assembling device |
| 12/29/2010 | CN201685022U Inverter multi-purpose arc welding machine plasma cutting insulating device |
| 12/29/2010 | CN201685021U Inverter welding power source magnetic bias resisting device |
| 12/29/2010 | CN201685020U Electric welding pliers |
| 12/29/2010 | CN201685019U Welding gun of multi-wire single-arc external welding machine |
| 12/29/2010 | CN201685018U Electric mouth for welding |
| 12/29/2010 | CN201685017U Stud welding gun |
| 12/29/2010 | CN201685016U Argon arc welding molten bath and tungsten rod image acquisition device |
| 12/29/2010 | CN201685015U Fixed steel pipe assembly welding device |
| 12/29/2010 | CN201685014U Argon arc welding head-moving mechanism |
| 12/29/2010 | CN201685013U Energy saving device for alternating current electric welding machine |
| 12/29/2010 | CN201685012U MAG/MIG (Metal-inert gas)welding machine control system based on digital carrier control |
| 12/29/2010 | CN201685011U Self-power-supply portable electric welding machine |
| 12/29/2010 | CN201685010U Seam welding device for welded steel pipe |
| 12/29/2010 | CN101932405A Arc welding torch, wear detecting system for power supply of contact chip, wear detecting method for contact chip |
| 12/29/2010 | CN101929746A Pressure water tank and manufacture method thereof |
| 12/29/2010 | CN101927415A Double-position rotary automatic welding machine |
| 12/29/2010 | CN101927412A Steel grating welder of longitudinal flat steel delivery wagon with discharging car |
| 12/29/2010 | CN101927396A Method for welding steel plate by multi-layer welding |
| 12/29/2010 | CN101927395A Weld joint tracking detection equipment and method |
| 12/29/2010 | CN101927394A Leakage and electrical shock protective device |
| 12/29/2010 | CN101927393A Control circuit of electric welder |
| 12/29/2010 | CN101927392A Electric welder arc striking device |
| 12/29/2010 | CN101927391A Method for performing automatic surfacing repair on damaged metal part |
| 12/29/2010 | CN101927390A Method for welding circumferential weld between metal thin-wall clad layer and base layer of clad pipe |
| 12/29/2010 | CN101927389A Welding process of heat exchanger equipment |
| 12/29/2010 | CN101927388A Winter welding construction method of long-distance transport pipe line |
| 12/29/2010 | CN101579801B Manufacturing process of nozzle of air floating band steel transport unit |
| 12/29/2010 | CN101508053B Welding method of high-nickel alloy and stainless steel dissimilar metal |
| 12/29/2010 | CN101462194B Titanium and titanium alloy consumable electrode noble gas protective welding technique |
| 12/29/2010 | CN101391331B Two-sides arc-welding device based on welding wire diffluence and welding method thereof |
| 12/29/2010 | CN101298110B Control method of digital alternating current-direct current arc welding apparatus |
| 12/28/2010 | US7858904 System and method of controlling auxiliary/weld power outputs of a welding-type apparatus |
| 12/28/2010 | US7858903 Constant current welding power control system and method |
| 12/28/2010 | US7858899 Coaxial microwave plasma torch |
| 12/28/2010 | US7858896 Spot welding gun for resistance welding of workpieces |
| 12/28/2010 | US7858895 Portable stud welder |
| 12/23/2010 | WO2010147717A1 Systems and methods for efficient provision of arc welding power source |
| 12/23/2010 | WO2010146844A1 Consumable electrode arc welding method and consumable electrode arc welding device |
| 12/23/2010 | WO2010146456A1 Welding contact tip having diamond; welding gun with such welding contact tip |
| 12/23/2010 | WO2010144931A1 Method for changing a welding process during a welding operation and method for applying heat prior to a welding operation |
| 12/23/2010 | WO2010144928A1 Adjustment aid for a component of a welding device |
| 12/23/2010 | US20100323213 Multilayer overlays and methods for applying multilayer overlays |
| 12/23/2010 | US20100320184 Welding contact tip and welding gun incorporating the same |
| 12/23/2010 | US20100320183 Welding power to auxiliary power conversion system and method |
| 12/23/2010 | US20100320182 System and methods for efficient provision of arc welding power source |
| 12/23/2010 | US20100320176 In-situ plasma/laser hybrid scheme |
| 12/23/2010 | US20100320174 Hybrid laser arc welding system and method for railroad tank car fabrication |
| 12/23/2010 | DE102009024581A1 Schweißverfahren für Wellen bei vertikaler Rotationsachse Welding procedures for waves with vertical rotation axis |
| 12/23/2010 | DE102009024580A1 Verbessertes Prüfverfahren für geschweißte Wellen Improved test methods for welded shafts |
| 12/22/2010 | EP2263826A1 Nut Supply Apparatus to Bonding Machine |
| 12/22/2010 | EP2263823A1 Composite welding method and composite welding apparatus |
| 12/22/2010 | CN201677142U Seal welded joint filling ring of control rod driving mechanism |
| 12/22/2010 | CN201677126U Anti-scalding electric welding holder |
| 12/22/2010 | CN201677125U Electric welding pliers |
| 12/22/2010 | CN201677124U Conductive tip yawing mechanism used for narrow-gap automatic submerged arc welding |
| 12/22/2010 | CN201677123U Argon-arc welding automatic welding machine welding gun fixing and regulating device |
| 12/22/2010 | CN201677122U Hand scalding prevention electrode holder |
| 12/22/2010 | CN201677121U Argon arc welding device |
| 12/22/2010 | CN201677120U Assembly structure of inversion alternative current and direct current multifunctional argon arc welding machine |
| 12/22/2010 | CN201677119U Automatic argon arc welding head |
| 12/22/2010 | CN201677118U Electric GMAW (gas metal arc welding) machine with pulse control circuit |
| 12/22/2010 | CN201677117U Output parallel-connection two-forward laser interleaving dynamic magnetic balance topology |
| 12/22/2010 | CN201677116U Insulated gate bipolar transistor inversion AC/DC argon arc welder |
| 12/22/2010 | CN201677115U Pneumatic-electric vertical welding arc length controller based on FPGA |
| 12/22/2010 | CN201677114U Cooling coil pipe and tube sheet inner hole welding device for nitric acid absorber |
| 12/22/2010 | CN101925967A Coaxial cable including tubular bimetallic inner layer with angled edges and associated methods |
| 12/22/2010 | CN101925792A Welded header/nozzle structure |
| 12/22/2010 | CN101925437A Apparatus for cutting bead on inner surface of electric-resistance-welded steel pipe |
| 12/22/2010 | CN101925436A Welding material and welded joint structures |