| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 12/11/2013 | CN203330564U Carbon dioxide gas shield welder of improved structure |
| 12/11/2013 | CN203330563U Broken line fillet weld automatic welding apparatus based on visual guiding |
| 12/11/2013 | CN203330562U High-frequency arc starter circuit used for inverter type argon arc welding machine |
| 12/11/2013 | CN203330561U Argon arc cladding device |
| 12/11/2013 | CN203330560U Double-station wheel double-wire welding machine |
| 12/11/2013 | CN203330559U Arc cutting machine for automobile rescuing |
| 12/11/2013 | CN103442995A Vacuum insulation container and method for producing same |
| 12/11/2013 | CN103442838A Fume extractor for welding applications |
| 12/11/2013 | CN103442837A Complex steel component and production method therefor |
| 12/11/2013 | CN103437424A Round tube joint conversion structure and manufacturing method thereof |
| 12/11/2013 | CN103433697A Process of welding thick-walled beam columns of marine engineering equipment |
| 12/11/2013 | CN103433629A Assembly line of medium-high temperature solar thermal-collecting tube assembly |
| 12/11/2013 | CN103433612A Welding equipment for porous metal screen of microwave oven door |
| 12/11/2013 | CN103433606A Special portable miniature drainage cover for automatic underwater local dry-method welding |
| 12/11/2013 | CN103433605A Automatic welding fixture system for revolving body, and welding device |
| 12/11/2013 | CN103433604A Multiple-wire submerged-arc welding technology for guaranteeing subsea pipeline steel pipe connector comprehensive performance |
| 12/11/2013 | CN103433603A Equal-strength matching submerged arc welding method for strong-strength P690QL1 steel |
| 12/11/2013 | CN103433602A Automatic submerged arc welding machine |
| 12/11/2013 | CN103433601A Low-dilution-rate jet overlaying method for overlaying in vertical direction |
| 12/11/2013 | CN103433600A Equipment and process for welding parts in closed cavity |
| 12/11/2013 | CN103433599A Welding wire sending tube locking device |
| 12/11/2013 | CN103433598A Automatic wire feeding device |
| 12/11/2013 | CN103433597A Automatic electric welding machine |
| 12/11/2013 | CN103433596A Automatic wire feeding mechanism of electric welding machine |
| 12/11/2013 | CN103433595A Electrode cap overlay welding device with automation function |
| 12/11/2013 | CN103433594A Electrode cap build-up welding device capable of eliminating inertial motion of turntable |
| 12/11/2013 | CN103433593A Pipe cutting linear interpolation and dynamic compensating device and pipe cutting linear interpolation and dynamic compensation method |
| 12/11/2013 | CN102528217B Automatic straight seam welding machine |
| 12/11/2013 | CN102500880B Argon tungsten-arc welding control device and method |
| 12/11/2013 | CN102275027B Resurfacing welding device and resurfacing welding method for inner wall of irregular circular cavity |
| 12/11/2013 | CN102271855B Method of controlling welding |
| 12/11/2013 | CN102151959B High-speed welding production process and device for thin-walled steel tubes |
| 12/11/2013 | CN102009249B Digital electricity saving device for welding machine |
| 12/10/2013 | US8604389 Welding wire feed speed control system method |
| 12/10/2013 | US8604388 Contact tip assembly for a welding torch |
| 12/10/2013 | US8604387 Control method for arc welding apparatus and arc welding apparatus |
| 12/10/2013 | US8604386 Welding wire feeding systems and methods |
| 12/10/2013 | US8604385 Portable air compressor/generator control method and system |
| 12/10/2013 | US8604384 System and methods for efficient provision of arc welding power source |
| 12/10/2013 | US8604378 Electrode unit and resistance welding device |
| 12/10/2013 | US8603389 Coated welding electrode having resistance to ductility dip cracking, and weld deposit produced therefrom |
| 12/05/2013 | WO2013181470A1 System flor and method of pairing welding devices wherein the pairing includes|a change in welding power and/or welding consumables |
| 12/05/2013 | WO2013180223A1 Elastic-deformation-compensation control device for articulated robot, and control method |
| 12/05/2013 | WO2013180222A1 Trajectory control device for articulated robot, and control method |
| 12/05/2013 | WO2013179614A1 Laser-arc hybrid welding method |
| 12/05/2013 | WO2013178542A1 Welding auxiliary joining part with a plastically deformable tip region; method for connecting components with this welding auxiliary joining part |
| 12/05/2013 | WO2013178467A1 Protection element against wear |
| 12/05/2013 | WO2013178028A1 Hand arc welding device applying pulse current and welding method thereof |
| 12/05/2013 | US20130319988 System and method for pairing welding devices |
| 12/05/2013 | US20130319987 Remote polarity detection and control for welding process |
| 12/05/2013 | DE102012104652A1 Verschleißschutzelement Wear protective element |
| 12/05/2013 | DE102012104575A1 Handle useful for a welding- or a cutting burner comprises at least an electrothermal transducer, preferably a Peltier element for cooling the handle |
| 12/05/2013 | DE102012010870A1 Schweißhilfsfügeteil und Verfahren zum Verbinden von Bauteilen mit diesem Schweißhilfsfügeteil Welding auxiliary joining element and method for connecting components with this welding auxiliary joining part |
| 12/04/2013 | EP2669037A1 Welding fumes reduction |
| 12/04/2013 | EP2669036A2 Hybrid electro-spark deposition and machining method and system |
| 12/04/2013 | EP2667997A1 Weld cooling apparatus and method using an expansible coolant and a refractory seal |
| 12/04/2013 | EP2667996A1 Process for producing a roller with a layer produced by build-up welding; roller for guiding and/or supporting a strand in a continuous casting installation having such a layer |
| 12/04/2013 | EP2529873B1 Arc processing control unit for controlling the arc welding flow strength for pulse welding using a protective gas ; Process of pulse welding using such process control |
| 12/04/2013 | CN203316894U Automatic welding gun slag removing mechanism for fully-automatic CO2 welding machine |
| 12/04/2013 | CN203316893U Water-cooled electric welding machine torch head with protective sleeve |
| 12/04/2013 | CN203316892U Gate-type submerged arc welding machine |
| 12/04/2013 | CN203316891U Panel butt-joint welder |
| 12/04/2013 | CN203316890U Narrow gap MIG welding gun for aluminum bus welding |
| 12/04/2013 | CN203316889U Automatic welding device for transverse-position narrow-gap gas metal arc welding |
| 12/04/2013 | CN203316888U Electric spark tool electrode assembly |
| 12/04/2013 | CN203316887U Double-wheel follow-up automatic welding seam tracking mechanism |
| 12/04/2013 | CN203316886U Digital inverter welding machine |
| 12/04/2013 | CN203316885U Pipeline multipoint synchronous automatic welding rotating arc fuzzy control tracking device |
| 12/04/2013 | CN203316884U Multifunctional welding test machine |
| 12/04/2013 | CN103429773A Ni-fe-cr-based alloy and engine valve coated with same |
| 12/04/2013 | CN103429398A Control device, control method and control program for articulated robot |
| 12/04/2013 | CN103429397A Control device, control method and control program for articulated robot |
| 12/04/2013 | CN103429377A Double sided welding method |
| 12/04/2013 | CN103429376A Steel pipe having flange disk welded thereto |
| 12/04/2013 | CN103418937A Cored wire for welding steels with high yield strength |
| 12/04/2013 | CN103418934A High-strength submerged arc welding wire good in low temperature toughness |
| 12/04/2013 | CN103418930A Ni-base alloy weld metal, strip electrode, and welding method |
| 12/04/2013 | CN103418896A Tool structure for positioning iron core |
| 12/04/2013 | CN103418895A Cleaning station for cleaning welding torches |
| 12/04/2013 | CN103418894A Electric conductor of welding clamp |
| 12/04/2013 | CN103418893A Manufacturing method of hollow annular element |
| 12/04/2013 | CN103418892A Welding source device with energy keeping loop and control method |
| 12/04/2013 | CN103418891A Method for welding stainless steel weldments with liner in combining mode |
| 12/04/2013 | CN103418890A Pipeline welding robot for field construction welding of special steel |
| 12/04/2013 | CN103418889A Double-rail welding tool special for H-shaped steel structures |
| 12/04/2013 | CN103418888A Method for controlling ac pulse electric arc welding |
| 12/04/2013 | CN103418887A Restoring method of eccentric bushing and eccentric bushing |
| 12/04/2013 | CN103418886A Technology for welding carbon steel overlaying welding layer of tube plate of high pressure heat exchanger with low carbon steel tube in sealing way |
| 12/04/2013 | CN103418885A Method of enhancing surface hardness of ferrite nodular cast iron |
| 12/04/2013 | CN103418884A Hard surface submerged arc welding device |
| 12/04/2013 | CN103418883A Auxiliary device for flat weld joint carbon arc air gouging and use method thereof |
| 12/04/2013 | CN102554414B Welding gun tracking mechanism for bridge T-shaped steel in welding |
| 12/04/2013 | CN102218614B Welder with additional manual welding function |
| 12/04/2013 | CN102151943B Method for overlaying cone by cobalt-chromium-tungsten hard alloy |
| 12/04/2013 | CN102120290B Annular steel plate assembling and welding method and device |
| 12/04/2013 | CN102105255B Method and device for forming the welding wire end |
| 12/04/2013 | CN101879643B Production method and equipment of hoist fence-type rope drum |
| 12/03/2013 | US8598492 Method and apparatus for welding with CV control |
| 12/03/2013 | US8598491 GTAW welder |
| 12/03/2013 | US8597470 Separation and extraction of bitumen from tar sands |