| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 07/31/2013 | CN102126070B Inflation protection device and method for welding of pipe fitting |
| 07/31/2013 | CN102091848B Inverter CO2/MAG/MIG welding machine arc control circuit |
| 07/31/2013 | CN102091847B Thrust voltage dynamic compensation method and equipment for prolonged cable of arc welding equipment |
| 07/31/2013 | CN101743087B Portable battery powered welder |
| 07/30/2013 | US8497447 Production installation and method for joining parts |
| 07/25/2013 | WO2013110060A1 Universal conduit assembly for a welding torch |
| 07/25/2013 | WO2013108115A1 Wire feed systems used to manipulate a wire within a welder |
| 07/25/2013 | US20130187529 Method of Producing A Spark Gap For An Electrode Support Using Sacrificial Material |
| 07/25/2013 | US20130186874 Weld electrical and gas connector with sealed gas flow |
| 07/25/2013 | US20130186872 Method for controlling a spot welding system, including the determination of the position of an inserted element in a hollow member; associated spot welding system |
| 07/25/2013 | US20130186866 Auxiliary shielding gas filter for a welding apparatus |
| 07/25/2013 | DE102012223493A1 Pilgrim-step transmission/pilgrim step level, used in wire conveying device of welding machine/welding torch, comprises rotating body rotatable around its own axis, where body is eccentrically mounted in carrier and connected with output |
| 07/24/2013 | EP2617857A1 Thick welded steel pipe having excellent low-temperature toughness, method for producing thick welded steel pipe having excellent low-temperature toughness, and steel sheet for producing thick welded steel pipe |
| 07/24/2013 | EP2617509A1 Molded member and manufacturing method thereof |
| 07/24/2013 | EP2617508A1 Welding condition determining method, and welding device |
| 07/24/2013 | EP2616567A1 Thermal coating method |
| 07/24/2013 | EP2616208A2 Electrical or electronic apparatus, in particular welding machine or battery charger |
| 07/24/2013 | CN203076843U Fixture device arranged on inner side of cylinder and used for achieving automatic welding of longitudinal joint |
| 07/24/2013 | CN203076777U Simple and easy welding flux cushion with adjustable height |
| 07/24/2013 | CN203076776U Metal lining device for pulse narrow-gap welding of petroleum drill collar |
| 07/24/2013 | CN203076775U Wire feeding tube chuck of welding gun |
| 07/24/2013 | CN203076774U Windshield for carbon dioxide arc welding |
| 07/24/2013 | CN203076773U 纯钛板焊接装置 Titanium plate welding device |
| 07/24/2013 | CN203076772U Semi-automatic gas shielded welding machine |
| 07/24/2013 | CN203076771U Circuit structure of inverter manual arc welding machine |
| 07/24/2013 | CN203076770U Automatic vertical argon arc joint girth welding machine |
| 07/24/2013 | CN203076769U Multi-freedom-degree surface bent and straight seam automatic welding device |
| 07/24/2013 | CN203076768U Axle backplane subsection welding equipment |
| 07/24/2013 | CN203076767U Discontinuous welding automatic control outside hanging system |
| 07/24/2013 | CN103221173A Welding machine |
| 07/24/2013 | CN103221172A 焊接机 Welding machine |
| 07/24/2013 | CN103212937A On-line overlaying welding fan journal repairing method |
| 07/24/2013 | CN103212773A Display panel of welding machine |
| 07/24/2013 | CN103212772A Numerical control double-head gas metal arc welding manipulator |
| 07/24/2013 | CN103212771A TIG/MIG indirect electric arc method for bead welding copper alloy on cast iron valve sealing face |
| 07/24/2013 | CN103212770A Welding power supply device |
| 07/24/2013 | CN103212769A Welding device for welding vertical circular seams of pressure container |
| 07/24/2013 | CN102505986B Multifunctional electricity-generating and electric-welding dual-purpose machine |
| 07/24/2013 | CN102489828B Automatic welding machine with side frame supporting base |
| 07/24/2013 | CN102380694B Welding process for longitudinal weld joints of submerged-arc welding for high-strength pipeline steel |
| 07/24/2013 | CN102363238B Thick plate submerged arc welding technology for low-temperature maritime engineering |
| 07/24/2013 | CN102107318B Welding-wire-storing pail pack |
| 07/24/2013 | CN102015193B Composite welding method and composite welding apparatus |
| 07/24/2013 | CN101855039B Shielding gas flow controller for a welding apparatus |
| 07/24/2013 | CN101637844B Surfacing welding method of inco chrome nickel of AC pulse arc welding |
| 07/23/2013 | US8492979 Plasma generation apparatus |
| 07/23/2013 | US8492678 Method and apparatus for short-circuit welding utilizing cycle history |
| 07/18/2013 | WO2013106069A1 Welded hot-rolled high-strength steel structural members and method |
| 07/18/2013 | WO2013104839A1 Hybrid mig-tig or mag-tig welding device |
| 07/18/2013 | WO2013068829A3 Systems for and method of utilizing welder data of a first welder power source for a second welder power source |
| 07/18/2013 | WO2013041404A3 Movement device, particularly for cutting torches of the plasma type and the like |
| 07/18/2013 | WO2012171985A3 Air cleaning system with a fire protection system |
| 07/18/2013 | US20130181071 Fuel nozzle and process of fabricating a fuel nozzle |
| 07/18/2013 | US20130180971 Systems and methods to feed wire within a welder |
| 07/18/2013 | US20130180970 Resistance welding a porous metal layer to a metal substrate |
| 07/17/2013 | CN203062072U Wind power strengthening type fan cover |
| 07/17/2013 | CN203062071U Arc welding checking board |
| 07/17/2013 | CN203062070U Ergonomics handle with air holes |
| 07/17/2013 | CN203062069U Novel manual electric arc welding pliers |
| 07/17/2013 | CN203062068U Sliding block electric conductor welding gun device |
| 07/17/2013 | CN203062067U Base ring angle weld joint welding positioner of wind power generation tower drum |
| 07/17/2013 | CN203062066U Inverter-type pulse MIG/ MAG (metal inert-gas welding/metal active-gas welding) welding machine |
| 07/17/2013 | CN203062065U Double inverse variation alternating current square wave tungsten electrode argon arc welding machine |
| 07/17/2013 | CN203062064U Semi-automatic hot wire argon arc welding machine |
| 07/17/2013 | CN203062063U Metal transition gas protection welding control system |
| 07/17/2013 | CN203062062U Device for moving carbon dioxide gas shielded welding machine wire feeder |
| 07/17/2013 | CN203062061U Submerged arc welding machine provided with welding tracker |
| 07/17/2013 | CN203062060U Opening guiding device for straight joint steel pipe welding |
| 07/17/2013 | CN203062059U Circuit board structure of IGBT inverter welding machine adopting SMT |
| 07/17/2013 | CN203062058U Human electric shock preventing protection circuit for welder output |
| 07/17/2013 | CN203062057U Input default phase protection circuit for electric welding machine |
| 07/17/2013 | CN203062056U Over-voltage under-voltage detection-protection circuit of inverter welding machine |
| 07/17/2013 | CN203062055U Control system of welding device |
| 07/17/2013 | CN203062054U Fixture welding parameter conversion device |
| 07/17/2013 | CN203062053U Special flange welding machine |
| 07/17/2013 | CN203062052U Welding robot |
| 07/17/2013 | CN203062051U Robot welding system for delivery bracket |
| 07/17/2013 | CN203062050U Wear-resistant belt welding machine used for drill stem |
| 07/17/2013 | CN203062049U BX3 alternating-current arc welding machine having movable air cooling structure |
| 07/17/2013 | CN103203589A Manufacturing method of pre-baking aluminium cell shell |
| 07/17/2013 | CN103203569A Active agent for low-alloy steel consumable electrode gas-shielded welding and consumable electrode gas-shielding welding method for rotating composition of active agent and welding stick |
| 07/17/2013 | CN103203532A Air cooling welding gun |
| 07/17/2013 | CN103203531A Argon welding water-cooled welding gun |
| 07/17/2013 | CN103203530A Control method and system for pulse MIG (Metal-Inert Gas) welding electric arc |
| 07/17/2013 | CN103203529A Welding method for cross coupling of non-meltable electrode arc and twin-wire meltable electrode arc |
| 07/17/2013 | CN103203528A Genetic algorithm-based self-evolution PID (Proportion Integration Differentiation) electro-gas welding system |
| 07/17/2013 | CN103203527A Magneto-electricity induction-type welding line tracking device |
| 07/17/2013 | CN103203526A Laser visual tracking system |
| 07/17/2013 | CN103203525A Protection control method of welding power supply |
| 07/17/2013 | CN103203524A Self-adjusting welding torch component and self-adjusting argon arc welding energy-saving machine top cabinet component |
| 07/17/2013 | CN103203523A Method for monitoring welding current of car metal plate |
| 07/17/2013 | CN103203522A Arc welding equipment |
| 07/17/2013 | CN103203521A Arc welding equipment |
| 07/17/2013 | CN103203520A Arc stabilizer for underwater wet welding |
| 07/17/2013 | CN103203519A Surfacing treatment method of winding drum of wire drawing machine |
| 07/17/2013 | CN103203518A Moving device for welding machine |
| 07/17/2013 | CN103203517A All-position automatic welding system |
| 07/17/2013 | CN103203516A Automatic welding device for composite board billet assembly |
| 07/17/2013 | CN102451946B Stable welding method for argon arc welding of high-silicon-content silicon steel |
| 07/17/2013 | CN102036778B Device for handling powder for a welding apparatus |