| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 06/10/2009 | CN101450414A Hard surface repair technique of wrapper rolls |
| 06/10/2009 | CN100496966C Luminium parts assemblied by arc welding |
| 06/10/2009 | CN100496857C Device for laser-hybrid welding process |
| 06/10/2009 | CN100496850C Zirconium penetrating type plasma arc welding method |
| 06/10/2009 | CN100496849C High frequency inverted direct-current spot-welding power supply device and its application |
| 06/10/2009 | CN100496848C 焊接机 Welding machine |
| 06/10/2009 | CN100496847C Method for welding coiler on large container |
| 06/09/2009 | US7544914 Fume gun |
| 06/09/2009 | US7544912 Method of robotically welding a motorcycle fuel tank |
| 06/06/2009 | CA2610328A1 Contact tip for arc welding |
| 06/04/2009 | WO2009068966A1 Welding contactor apparatus with improved heat dissipation |
| 06/04/2009 | WO2009068843A1 An inert gas shield for welding or heat treatment |
| 06/04/2009 | WO2009068842A1 Shaped metal deposition apparatus |
| 06/04/2009 | WO2009068733A1 Method for manufacturing a coiler drum and a coiler drum |
| 06/04/2009 | WO2008155036A3 Base frame or engine rocker for a transmission-engine unit, and method |
| 06/04/2009 | US20090139971 Method And Apparatus For Welding With Mechanical Arc Control |
| 06/04/2009 | US20090139970 Method and arrangement for guiding a machine part along a defined movement path over a workpiece surface |
| 06/04/2009 | US20090139964 Wire-receiving mechanism |
| 06/04/2009 | US20090139821 Hydrodynamic torque converter and method for producing the same |
| 06/04/2009 | DE102007056271A1 Arc stud welding device for connecting stud with workpiece via welded joint, comprises screening element, which is made of ferromagnetic material for reducing magnetic force directed transverse to the symmetry axis of the stud |
| 06/03/2009 | EP2064018A2 Non-linear adaptive control system and method for welding |
| 06/03/2009 | CN201249326Y Electrode holder with electric conductor |
| 06/03/2009 | CN201249325Y Tungsten argon arc welding penetration fusion welding gun |
| 06/03/2009 | CN201249324Y Inverted gas shielded welding machine |
| 06/03/2009 | CN201249323Y Inverted direct current arc welding machine |
| 06/03/2009 | CN201249322Y Energy-saving electric welding machine |
| 06/03/2009 | CN201249321Y Electric welding machine main board |
| 06/03/2009 | CN201249320Y Control circuit for submerged arc welding arc voltage feedback wire feeding |
| 06/03/2009 | CN201249319Y Immobile pipe circular seam welding machine |
| 06/03/2009 | CN101448598A Submerged arc welding apparatus and submerged arc welding method |
| 06/03/2009 | CN101448597A Method and apparatus for characterizing a welding output circuit path |
| 06/03/2009 | CN101444869A Non-distortion repairing method for micro-damage of casting alloy part |
| 06/03/2009 | CN101444868A Neckdown detection control method for arc welding of consumable electrode |
| 06/03/2009 | CN100493804C Welding technology method of lifting device box in self-lifting type drilling platform |
| 06/03/2009 | CN100493803C Arc welding robot |
| 06/03/2009 | CN100493802C Power supply control system for inversion arc welding |
| 06/03/2009 | CN100493801C Consumable electrode arc-welding machine |
| 06/03/2009 | CN100493800C Method for producing surface compound billet of cutter by horizontal electro-slag overlaying |
| 06/03/2009 | CN100493799C Method of welding the plug in type connection tube and the un-orthogonal crossed connection joint of the cylinder |
| 06/03/2009 | CN100493798C Local heat radiation welding device and welding method thereof |
| 06/03/2009 | CN100493797C Method of welding electrode for vacuum consumable arc-melting |
| 06/02/2009 | US7540403 Forming a metallic overlay having enhanced toughness; induced compressive stresses inhibit the formation of cracks |
| 06/02/2009 | CA2488465C Method and apparatus for welding with start control |
| 05/28/2009 | WO2009065739A1 Production process for a rotor |
| 05/28/2009 | US20090134137 Welding contractor apparatus with improved heat dissipation |
| 05/27/2009 | EP2061622A1 Weld data acquisition |
| 05/27/2009 | EP2061621A1 Method and device for the optical assessment of welding quality during welding |
| 05/27/2009 | EP2061620A1 Welding method for carrying out a welding process |
| 05/27/2009 | EP2061619A1 Method for connecting components using a soldering technique |
| 05/27/2009 | CN201244750Y Cooling apparatus of argon arc welder |
| 05/27/2009 | CN201244718Y Automatic welder for thick wall pipeline |
| 05/27/2009 | CN201244715Y Pipeline cantilever automatic welder |
| 05/27/2009 | CN201244712Y Automatic welding apparatus for outlet pipe component of diesel motor |
| 05/27/2009 | CN201244711Y Ring shaped spin welding apparatus |
| 05/27/2009 | CN201244710Y Portable inversion type welding rod arc welding apparatus |
| 05/27/2009 | CN201244709Y Apparatus for repairing surface overlaying of rod parts |
| 05/27/2009 | CN201244708Y Wireless non-switch controlled sheet metal spot welding machine |
| 05/27/2009 | CN101443150A Welded structure excellent in brittle-cracking propagation stopping characteristics |
| 05/27/2009 | CN101439435A Method for welding butt joint of welding timber support of steering frame |
| 05/27/2009 | CN101439434A High intensity alloyed steel traction pin and welding process of foundation |
| 05/27/2009 | CN101439433A Method for automatically soldering steel component filament of large diameter protected by mixture gas |
| 05/27/2009 | CN100491051C Fabrication technique for welding box cover and box body made from stainless steel sheet |
| 05/27/2009 | CN100491044C Large caliber aluminium alloy pipeline non-pad tungsten electrode argon arc single face welding and double face shaping method |
| 05/27/2009 | CN100491043C Gas shield arc welding method and steel wire for the same |
| 05/27/2009 | CN100491042C Welding repairing restoration method for beryllium bronze metal accessory |
| 05/27/2009 | CN100491041C Method for welding two-layered stainless steel heat preservation inner bladder |
| 05/27/2009 | CN100491002C Ceramic-metallic composite cladding layer top head for tube inserting machine and method for producing the same |
| 05/26/2009 | CA2471056C Remotely controlled welding machine |
| 05/21/2009 | US20090127243 Method for bonding glassy metals using electric arc |
| 05/21/2009 | US20090127242 Control method for arc welding apparatus and arc welding apparatus |
| 05/21/2009 | US20090126321 Ferrule package and method of packaging and loading ferrules |
| 05/20/2009 | EP2006045A9 Apparatus for preserving of welded joint portion and method therefor |
| 05/20/2009 | EP1419027B1 Process and device for welding arc control by determining the instantaneous current and voltage |
| 05/20/2009 | CN201239852Y Welder joint |
| 05/20/2009 | CN201239851Y Electrode holders |
| 05/20/2009 | CN201239850Y Rotating switch of electric welding tong and current adjusting apparatus |
| 05/20/2009 | CN201239849Y Profiling mechanism for gantry type welding machine |
| 05/20/2009 | CN201239848Y Safe electric welding machine circuit with radio secondary idle load |
| 05/20/2009 | CN201239847Y Inverter type safe and efficient direct-current welding machine |
| 05/20/2009 | CN201239846Y Inverter electric welding machine |
| 05/20/2009 | CN201239845Y Control device of single end forward inverter type electric welding machine |
| 05/20/2009 | CN201239844Y Novel soft switch inversion type carbon dioxide gas protecting welder |
| 05/20/2009 | CN101437643A Touch screen waveform design apparatus for welders |
| 05/20/2009 | CN101437642A Joining method |
| 05/20/2009 | CN101433999A Method for controlling welding deformation of flange |
| 05/20/2009 | CN101433998A Full-automatic controlled digital submerged arc welding machine |
| 05/20/2009 | CN101433997A Trackless type self-protecting complete position automatic soldering device and welding process thereof |
| 05/20/2009 | CN101433996A Method for welding zirconium alloy tube connector for explosion bulge test |
| 05/20/2009 | CN101433995A Circular scan method of brazing seam of electric welding |
| 05/20/2009 | CN101433994A Multisection switch apparatus of electric welder |
| 05/20/2009 | CN101433993A Control method of IGBT inversion submerged arc welding machine |
| 05/20/2009 | CN101433992A Stitch pulsation welding device |
| 05/20/2009 | CN101433991A Stitch pulsation welding device |
| 05/20/2009 | CN101433990A Overlaying welding method of large area carbide alloy of workpiece wear layer |
| 05/20/2009 | CN101433989A Method for welding cold-expansion tube production line draw rod |
| 05/20/2009 | CN100489136C Welded joint of tempered martensite based heat-resistant steel |
| 05/20/2009 | CN100488700C Welding connection head for high-strength heat-resisting steel and welding method thereof |
| 05/20/2009 | CN100488692C Industrial robot |
| 05/20/2009 | CN100488691C Welding equipment |
| 05/20/2009 | CN100488690C DC-DC converter with over-voltage protection circuit |