| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 04/13/2011 | CN201792082U Lifting upright post transmission mechanism for H steel door welding machine |
| 04/13/2011 | CN201792081U Novel automatic-rotating copying welding machine |
| 04/13/2011 | CN201792080U Underloaded zero-voltage zero-current switching circuit of inverter |
| 04/13/2011 | CN201792079U Multifunctional double-wire digital soft switching inverter welding power source system |
| 04/13/2011 | CN201792078U Device for controlling welding thermal crack by adopting electromagnetic induction heating while welding |
| 04/13/2011 | CN102015193A Composite welding method and composite welding apparatus |
| 04/13/2011 | CN102015187A Welding machine |
| 04/13/2011 | CN102015186A Method for controlling a welder |
| 04/13/2011 | CN102014819A Weld characteristic communication system for a welding mask |
| 04/13/2011 | CN102009300A Novel car used in carbon-dioxide gas shielded welding |
| 04/13/2011 | CN102009283A Cavitation corrosion resistant stainless steel solder wire and welding method thereof |
| 04/13/2011 | CN102009274A T-shaped joint single-beam laser and TIG (Tungsten Insert gas) compound single-sided welding and double-sided shaping method |
| 04/13/2011 | CN102009258A Water-cooled welding gun |
| 04/13/2011 | CN102009257A Process for welding high-strength hull structural steel by fillet welding in vertical position |
| 04/13/2011 | CN102009256A Downward and butt welding process for high strength steel for ship structure |
| 04/13/2011 | CN102009255A Downward and butt welding process for high strength steel for ship structure |
| 04/13/2011 | CN102009254A Automatic straight pipe flange welding machine |
| 04/13/2011 | CN102009253A Transverse welding technical method for high-strength steel for ship structure |
| 04/13/2011 | CN102009252A Vertical position welding process method of steel for high-strength hull structure |
| 04/13/2011 | CN102009251A Full-position welding method for pipeline by full-automatic external welding machine |
| 04/13/2011 | CN102009250A Device and method for water-cooling hot wire argon tungsten-arc welding of austenitic stainless steel tube |
| 04/13/2011 | CN102009249A Digital electricity saving device for welding machine |
| 04/13/2011 | CN102009248A Air-cooled portable inverter welding machine load rate control method and device |
| 04/13/2011 | CN102009247A Alarm protection device for AC/DC inverter argon arc welding machine |
| 04/13/2011 | CN102009246A Method for controlling lap weld cracks between thin and long thin-wall shell and multiple supports |
| 04/13/2011 | CN102009245A Method for controlling a welding process and welding device for carrying out a welding process |
| 04/13/2011 | CN101474711B Arc discharge type capacitance energy storage stud welding machine |
| 04/13/2011 | CN101448967B High-strength steel pipe with excellent unsusceptibility to strain aging for line piping, high-strength steel plate for line piping, and processes for producing these |
| 04/13/2011 | CN101380690B TIG welding gun and welding cooling method |
| 04/13/2011 | CN101331000B Welding torch and end piece and also contact tube for a welding torch |
| 04/13/2011 | CN101036956B Electrode fused arc welding machine |
| 04/13/2011 | CN101015886B Metal alloy system, method for forming welding seam and metal cored wire |
| 04/12/2011 | US7923660 Pulsed laser anneal system architecture |
| 04/12/2011 | US7922563 Cutting blade hard-facing method and apparatus |
| 04/12/2011 | US7921804 Plasma generating nozzle having impedance control mechanism |
| 04/07/2011 | WO2011041037A1 Welding systems with auxiliary powered conduit used for powering and exchanging data |
| 04/07/2011 | WO2011040096A1 Nozzle welding method, nozzle part repairing method, and nozzle welded structure |
| 04/07/2011 | WO2011038902A1 A method of cutting a substrate and a device for cutting |
| 04/07/2011 | US20110079585 Portable bore welding machine |
| 04/07/2011 | US20110078909 Apparatus and method of electronically impregnating a wear-resistant cutting edge |
| 04/07/2011 | DE202011000296U1 Gasdüse für eine Schweißpistole eines Lichtbogenschweißgerätes und Schweißpistole mit einer solchen Gasdüse Gas nozzle for a welding gun of an arc welder and welding gun with such a gas nozzle |
| 04/07/2011 | DE202011000295U1 Gasgekühlte Schweißpistole für ein Lichtbogenschweißgerät Gas-cooled welding gun for an arc welder |
| 04/07/2011 | DE102009040957A1 Welding device comprises a device control, a welding burner and/or a user guidance system that comprises a user guidance control and a user surface with an input element having control field and a display field |
| 04/07/2011 | CA2775282A1 Welding systems with auxiliary powered conduit used for powering and exchanging data |
| 04/06/2011 | EP2305952A2 Steam turbine rotor and steam turbine using the same |
| 04/06/2011 | EP2303500A1 Configurable welding interface for automated welding applications |
| 04/06/2011 | EP2303499A1 Method for producing a structure on a surface of a metal workpiece |
| 04/06/2011 | CN201783770U Portal frame for welding outer circular seams of wind power generating tower body |
| 04/06/2011 | CN201783751U Water-cooling protective cover for plasma welding machine for titanium sponge electrodes |
| 04/06/2011 | CN201783747U Soldering flux recovery device used for submerged arc welding |
| 04/06/2011 | CN201783746U Water-cooling welding torch |
| 04/06/2011 | CN201783745U Current contact nozzle of submerged arc welding machine |
| 04/06/2011 | CN201783744U Automatic welding system of lead-out rod |
| 04/06/2011 | CN201783743U Full-digital pulse AC/DC argon arc welding machine |
| 04/06/2011 | CN201783742U Argon welder |
| 04/06/2011 | CN201783741U Clutch applied on vertical welding machine for metal inert-gas welding |
| 04/06/2011 | CN201783740U Automatic energy-saving protector of electric welder for metal bridges |
| 04/06/2011 | CN201783739U Horizontal assembling machine for curved H-shaped steel |
| 04/06/2011 | CN1868813B Method and apparatus for packaging wire in a wire container |
| 04/06/2011 | CN102006963A Supply pipe for a welding device |
| 04/06/2011 | CN102000925A Low-alloy welding wire for high-titanium low-molybdenum high-strength and high-toughness twin-wire submerged arc welding |
| 04/06/2011 | CN102000908A Remote control device of welding equipment |
| 04/06/2011 | CN102000907A High-energy high current welding gun for a short-pitch continuous coating welding rod |
| 04/06/2011 | CN102000906A Longitudinal submerged arc welding production line for stainless steel tubes and carbon steel tubes |
| 04/06/2011 | CN102000905A Pin tube automatic set submerged arc welding set |
| 04/06/2011 | CN102000904A Device and method for improving hardness of submerged-arc surfacing layer |
| 04/06/2011 | CN102000903A TIG (tungsten inert gas welding) power assistant double TIG (tungsten inert gas welding) compound heat source welding equipment and method |
| 04/06/2011 | CN102000902A Novel magnesium alloy welding device and method |
| 04/06/2011 | CN102000901A Welding technology of submerged-arc welding of X-shaped groove of medium plate |
| 04/06/2011 | CN102000900A Digital intelligent electric welder |
| 04/06/2011 | CN102000899A Welding method of strength weld for stone sweeping device |
| 04/06/2011 | CN102000715A Molding ring for production of large-caliber thick-wall seamless steel pipe and surfacing compound manufacturing method thereof |
| 04/06/2011 | CN101767268B Preparation method of forging mold by using composite build-up welding and spray welding method |
| 04/06/2011 | CN101637842B Manufacture process of hatch cover box body |
| 04/06/2011 | CN101474703B Seal welding method of shell type heat exchanger pipe sheet stainless steel composite layer and carbon steel tube |
| 04/06/2011 | CN101433997B Trackless type self-protecting complete position automatic soldering device and welding process thereof |
| 04/06/2011 | CN101347862B Operation method for applying micro-negative-pressure to repair welding of pipeline crevice |
| 04/05/2011 | US7919728 Welding current controlling method in arc welding process using consumable electrode upon detection of constriction |
| 04/05/2011 | US7919181 Conductive, organic coatings with low layer thickness and good plasticity |
| 04/05/2011 | CA2535077C Torch for arc welding gun |
| 04/03/2011 | CA2681793A1 Portable bore welding machine |
| 03/31/2011 | WO2011037674A1 Method to monitor the life of the contact tip in robotic or automatic gmaw |
| 03/31/2011 | WO2011037673A1 Welding contact tips for pulse applications |
| 03/31/2011 | WO2011037451A1 A welding apparatus, an earth electrode for use therewith and a method for welding an object |
| 03/31/2011 | WO2011037305A1 Titanium-clad product and a production method and production device for the welding build-up of titanium |
| 03/31/2011 | WO2011037272A1 Method for fillet arc welding high-strength thin steel sheets |
| 03/31/2011 | WO2011001257A3 Welding device, electrode head and method |
| 03/31/2011 | US20110073703 Wire guiding system |
| 03/31/2011 | US20110073581 Welding contact tips for pulse applications |
| 03/31/2011 | US20110073580 Method to monitor the life of the contact tip in robotic or automatic gmaw |
| 03/31/2011 | US20110073579 Method of manufacturing a structure at a surface of a metal work piece |
| 03/31/2011 | US20110073578 Contactor assembly for wire feeder |
| 03/31/2011 | US20110073574 Electrode and electrode holder with threaded connection |
| 03/31/2011 | US20110073570 Flux cored wire for gas shielded arc welding of high strength steel |
| 03/31/2011 | US20110073569 Welding system with power line communication |
| 03/31/2011 | DE202011002335U1 Beweglicher Spiegel am WIG-Schweißbrenner für das Spiegelschweißen in Zwangspositionen Movable mirrors on TIG welding torch for welding mirror in forced positions |
| 03/31/2011 | CA2773345A1 Method to monitor the life of the contact tip in robotic or automatic gmaw |
| 03/30/2011 | EP2301704A2 Handheld welding torch |
| 03/30/2011 | EP2300189A1 Device for handling powder for a welding apparatus |
| 03/30/2011 | CN201776553U Battledore plate single-station welding clamp |