| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 05/30/2012 | CN202240079U No-load electricity-saving device for electric welding machine |
| 05/30/2012 | CN202240078U No-load economizer for electric welding machine |
| 05/30/2012 | CN202240077U Energy-saving electric welding machine |
| 05/30/2012 | CN202240076U Electric welding machine |
| 05/30/2012 | CN202240075U No-load voltage amplitude-limiting pressure-stabilizing circuit of DC (Direct Current) electric welding machine |
| 05/30/2012 | CN202240074U Alternating current welder |
| 05/30/2012 | CN202240073U Direct-current secondary converter |
| 05/30/2012 | CN202240072U Special automatic welding and repairing machine for coupler knuckle of train |
| 05/30/2012 | CN202240071U Build-up welding machine used for wheels of crane |
| 05/30/2012 | CN202240070U Automatic welder for guide pipes |
| 05/30/2012 | CN102481691A Robot system control method |
| 05/30/2012 | CN102481656A Stud-holding Device For Studs Having Large Flange Heads |
| 05/30/2012 | CN102481655A 用于自动多头焊接的装置和方法 Automatic multi-head welding apparatus and method for |
| 05/30/2012 | CN102481654A 用于自动引导焊接单元的一个或更多个焊炬的、具有用于焊炬的三个枢转轴的机械系统 Welding unit for automatically guiding one or more of the welding torch having three pivot shafts for the welding torch of the mechanical system |
| 05/30/2012 | CN102481653A Auxiliary power supply for a welding machine |
| 05/30/2012 | CN102481652A 面外角撑焊接接头及其制作方法 Surface outer corner brace welded joints and its production method |
| 05/30/2012 | CN102476233A Welding gun for narrow-gap double-wire MIG/MAG (Metal Inert Gas/Metal Active Gas) welding |
| 05/30/2012 | CN101987399B Method for welding pile leg main board pipe |
| 05/30/2012 | CN101804503B Multiplewire external welder electric conduction brush |
| 05/30/2012 | CN101791733B Aluminium alloy twin-wire dipulse welding method and welding power supply thereof |
| 05/30/2012 | CN101664847B Method for producing box beam/column with steel structure |
| 05/30/2012 | CN101657287B Contact device for welding apparatus |
| 05/30/2012 | CN101628356B Soft-switching inversion welder |
| 05/30/2012 | CN101479566B Method and device for assessing joins of workpieces |
| 05/30/2012 | CN101365556B Automatic welding device of the MIG/MAG type |
| 05/30/2012 | CN101323038B Engine driven welding machine |
| 05/30/2012 | CN101177221B Container containing a wire payoff brush |
| 05/29/2012 | US8188405 Electric arc welding machine and operating method with modular unit enclosing cooling unit |
| 05/29/2012 | US8188401 Wire electric discharge machining apparatus |
| 05/24/2012 | WO2012068472A2 Welding system and method |
| 05/24/2012 | WO2012066956A1 Welding jig and welding device for control rod drive device housing |
| 05/24/2012 | WO2012066399A1 Improved device and method to control a power source |
| 05/24/2012 | WO2012066135A1 Welding wire feeder |
| 05/24/2012 | US20120125905 Connection system comprising a coupling device and a plug element for a welding torch |
| 05/24/2012 | US20120125904 Welding nozzle |
| 05/24/2012 | US20120125903 Welding torch, welding tip, and welding robot |
| 05/24/2012 | US20120125900 Flux-cored wire for welding different materials, method for laser welding of different materials, and method for mig welding of different materials |
| 05/24/2012 | DE102011086588A1 Linear drive comprises a housing, in which a first component is displaceably mounted via a gear in rotation about an axis or the first component is flexibly rotated in the housing in rotation about a longitudinal axis |
| 05/24/2012 | CA2856212A1 Welding system and method |
| 05/24/2012 | CA2818091A1 Improved device and method to control a power source |
| 05/23/2012 | EP2455177A1 Arc welding control method |
| 05/23/2012 | EP2455176A1 Welding method for abutted sectional material |
| 05/23/2012 | EP2454047A2 Submerged arc welding systems and welding torches with pressurized flux delivery having at least one vent; flux muffler with vent chamber, casing and filter |
| 05/23/2012 | EP2454046A1 Contact tip with refractory material reinforced copper composite; contact tip with front portion having reduced diameter |
| 05/23/2012 | EP2454045A1 Hybrid welding systems and devices comprising a fuel cell and an energy storage device |
| 05/23/2012 | EP2454031A1 Fume extraction system with automatic fume hood positioning |
| 05/23/2012 | EP1694460B1 Process for welding |
| 05/23/2012 | CN202224886U Positioning device for welding screw stud |
| 05/23/2012 | CN202224870U Combination device for overlaying anti-corrosion layer in water guide mechanism of water turbine |
| 05/23/2012 | CN202224825U Walking positioning device of small submerged arc welding support for circular tubes |
| 05/23/2012 | CN202224824U Discharge valve of gantry welding solder recycling box |
| 05/23/2012 | CN202224823U Welding flux suction nozzle |
| 05/23/2012 | CN202224822U Protective device for positioning cylinder of welding fixture |
| 05/23/2012 | CN202224821U Electric arc welder |
| 05/23/2012 | CN202224820U Device for welding intermediate pipe joint of end cover of pressure container |
| 05/23/2012 | CN202224819U Argon tungsten-arc welding shielding gas hood for deep groove of thick plate |
| 05/23/2012 | CN202224818U Novel conductive body made of aluminum plate and steel frame for electrode holder |
| 05/23/2012 | CN202224817U Novel electric conductor for electrode holders and adopting copper sheet and steel frame |
| 05/23/2012 | CN202224816U Novel permanent magnet pressure electrode holder |
| 05/23/2012 | CN202224815U High temperature resistant metal inertia gas automatic welding gun |
| 05/23/2012 | CN202224814U Novel gas shielded welding device |
| 05/23/2012 | CN202224813U Arc steel tube cutting die |
| 05/23/2012 | CN202224812U Energy-saving device for alternating current electric welding machine |
| 05/23/2012 | CN202224811U High-frequency stud welder with two transformers |
| 05/23/2012 | CN202224810U Data processing system |
| 05/23/2012 | CN202224809U Spot welding machine |
| 05/23/2012 | CN102470476A 协同的焊接和焊条选择与识别装置、系统和方法 Soldering and welding rod selection and identification device collaboration, systems and methods |
| 05/23/2012 | CN102470475A 用于在短弧焊接期间断开短路的方法以及用于短弧焊接的焊接装置 During the short arc welding methods and shorts off for short arc welding apparatus for welding |
| 05/23/2012 | CN102470474A 交流电弧焊接方法及交流电弧焊接装置 AC arc welding method and AC arc welding equipment |
| 05/23/2012 | CN102470473A 电弧焊接装置 Arc welding apparatus |
| 05/23/2012 | CN102465600A 苯加氢工程苯加氢主装置钢结构框架制作方法 Benzene hydrogenation of benzene hydrogenation engineering steel frame master device manufacturing method |
| 05/23/2012 | CN102463444A 一种门框型材的焊接方法 One kind of door profiles welding method |
| 05/23/2012 | CN102463441A 风扇式磨煤机打击轮端盘的制造方法及后端盘焊接回转台 Hit the fan mill wheel end plate and the rear plate manufacturing method of welding turntable |
| 05/23/2012 | CN102463406A Welding process of heat-resistant steel cylindrical housing |
| 05/23/2012 | CN102463405A Production process of centrifugal-compressor welding shell |
| 05/23/2012 | CN102463404A 龙门式电脑自动油缸焊接机 Gantry computer automatically cylinder welding machine |
| 05/23/2012 | CN102463403A 热管接头电脑自动氩弧焊接机 Heat pipe joint computer automatically arc welding machine |
| 05/23/2012 | CN102463402A 一种不开裂、不变形的中、高碳钢焊接工艺方法 A non-cracking, deformation of the medium and high carbon steel welding processes |
| 05/23/2012 | CN102029459B Full-automatic cold centering hole processing device for billets |
| 05/23/2012 | CN102019829B High-abrasive resistance slide plate chair and production method thereof |
| 05/23/2012 | CN101954524B Welding process of ultrahigh-strength steel and heterogeneous high-strength steel |
| 05/23/2012 | CN101890562B Nuclear island primary device connection tube safe end dissimilar metal welding technology |
| 05/23/2012 | CN101862919B Thick-plate AZ31 magnesium alloy welding joint and double-sided welding method thereof |
| 05/23/2012 | CN101804524B Powder-cored welding wire for abrasion prevention of grinding roller and grinding disc, preparation method and cladding method thereof |
| 05/23/2012 | CN101797659B Aluminum alloy and aluminum-based composite welding method based on alternating current arc excitation ultrasound |
| 05/23/2012 | CN101797600B Method for manufacturing high-strength X100 steel grade spiral seam submerged arc welded pipe |
| 05/23/2012 | CN101678496B Welding device and setter for the device |
| 05/23/2012 | CN101400471B Welding equipment |
| 05/23/2012 | CN101249581B Welding bead shapes emulation device of arc-welding |
| 05/23/2012 | CN101077546B Arc welding equipment and method |
| 05/22/2012 | US8183494 Method for connecting a sheet metal component, such as a pipe, to a cast metal component, such as a housing port, in particular for an exhaust system |
| 05/22/2012 | CA2578363C Welding power supply with laminated bus |
| 05/18/2012 | WO2012063512A1 Wear-resistant cobalt-based alloy and engine valve coated with same |
| 05/18/2012 | WO2012063511A1 High-toughness cobalt-based alloy and engine valve coated with same |
| 05/18/2012 | WO2012039544A3 Welding mask |
| 05/17/2012 | US20120121846 Wear Piece Element and Method of Construction |
| 05/17/2012 | US20120119008 Hot coiler drum working at 900-1200C and method for producing the hot coiler drum |
| 05/17/2012 | US20120118866 Alternating-current welding method and alternating-current welding device |
| 05/17/2012 | US20120118865 Device and method to control a power source |
| 05/17/2012 | US20120118864 Automatic mechanical guide system for one or more welding unit torches with three pivot axes for the torch(es) |