| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 07/11/2012 | CN102554402A Welding and heat treatment processes of large-diameter and thick-wall nuclear process pipes |
| 07/11/2012 | CN102554401A Method for welding copper oxygen lance end for steelmaking with steel pipe sub |
| 07/11/2012 | CN102553746A Gas and liquid mixing nozzle structure and manufacturing method thereof |
| 07/11/2012 | CN102000903B TIG (tungsten inert gas welding) power assistant double TIG (tungsten inert gas welding) compound heat source welding equipment and method |
| 07/11/2012 | CN101972881B Asymmetrical half-bridge zero-voltage soft switching inverter type welding and cutting machine |
| 07/11/2012 | CN101972880B Half-bridge soft switch inversion type welding and cutting machine |
| 07/11/2012 | CN101961812B Vertical circular seam welding machine |
| 07/11/2012 | CN101905368B Tracking device for tank-type double-gun horizontal circular/longitudinal seam welder |
| 07/11/2012 | CN101886222B Method for manufacturing high-strength X90 steel grade spiral submerged arc welded pipe |
| 07/11/2012 | CN101850464B Orbit of gas shielded welding automatic welding trolley in offshore steel structure |
| 07/10/2012 | US8217305 System and method for improved TIG arc starting |
| 07/10/2012 | US8217299 Arc recovery without over-voltage for plasma chamber power supplies using a shunt switch |
| 07/10/2012 | US8217295 Method for producing a welded connection for use in a corrosive environment |
| 07/10/2012 | CA2677352C Rotating power connector for electric welding torch unicables |
| 07/05/2012 | WO2012092464A2 Weld cell system with communication |
| 07/05/2012 | WO2012090044A1 Method and apparatus for welding with curtain electrodes and strip electrodes |
| 07/05/2012 | WO2012004313A3 Arrangement, method and controller for supplying a consumable |
| 07/05/2012 | US20120168992 Device and method for the laser-supported bending of workpieces |
| 07/05/2012 | US20120168414 Device for connecting welding wire for co2 gas welding |
| 07/05/2012 | US20120168413 Collision protection device |
| 07/05/2012 | US20120168408 Electric-resistance-welded pipe welding apparatus |
| 07/05/2012 | CA2823215A1 Weld cell system with communication |
| 07/05/2012 | CA2821668A1 Method and apparatus for welding with curtain electrodes and strip electrodes |
| 07/04/2012 | EP2471623A1 Cleaning device using an electric arc |
| 07/04/2012 | EP2470324A1 Device and method for automatic multiple-bead welding |
| 07/04/2012 | EP2470323A2 Hand-held welding tool comprising a housing, a receptacle, a capacitor module and interfac |
| 07/04/2012 | CN202291791U 一种埋弧焊焊剂加注装置 One kind of submerged arc flux filling apparatus |
| 07/04/2012 | CN202291790U 一种螺柱焊机安全防护套 One kind of stud welding safety protective cover |
| 07/04/2012 | CN202291789U 一种等分式的内撑圆工装 One kind of support circle within aliquots style frock |
| 07/04/2012 | CN202291788U Assembled clamp for welding current collectors at positive electrode and negative electrode of battery or capacitor and conducting lugs |
| 07/04/2012 | CN202291787U 一种焊机的照明装置 One kind of lighting device welder |
| 07/04/2012 | CN202291786U 一种立式埋弧自动焊机的焊剂供给装置 To provide a vertical submerged arc welding flux feeder |
| 07/04/2012 | CN202291785U 二氧化碳焊枪固定装置 Carbon dioxide torch fixtures |
| 07/04/2012 | CN202291784U 管板氩弧焊机焊枪快速调节装置 Tube sheet welding machine gun rapid adjustment device |
| 07/04/2012 | CN202291783U 结构紧凑的tig焊枪 Compact tig welding torch |
| 07/04/2012 | CN202291782U 一种带防护镜片的电焊钳 A welding clamp with protective lenses |
| 07/04/2012 | CN202291781U Stud welding chuck |
| 07/04/2012 | CN202291780U 多丝埋弧焊机的机头 Head multi-wire submerged arc welding machine |
| 07/04/2012 | CN202291779U 金属波纹管组件的焊接设备 Metal bellows assembly welding equipment |
| 07/04/2012 | CN202291778U 复合管及其数控封口专用焊机 Special sealing composite pipe welder and CNC |
| 07/04/2012 | CN202291777U 一种送丝机结构 One kind of wire feeder structure |
| 07/04/2012 | CN202291776U 送丝机的脚轮扩展支架结构 Casters wire feeder extension stent structure |
| 07/04/2012 | CN202291775U 焊机与送丝机的一体结构 Integrated structure with wire feeder welder |
| 07/04/2012 | CN202291774U 电焊机用送丝装置 Welding with wire feed unit |
| 07/04/2012 | CN202291773U 一种自动电焊机导丝机构的结构 Structure of an automatic welding machine guidewire agencies |
| 07/04/2012 | CN202291772U 单焊接电源双送丝机构 Single dual wire feeder welding power |
| 07/04/2012 | CN202291771U 一种新型自动氩弧焊机送丝头 A new automatic welding machines wire head |
| 07/04/2012 | CN202291770U 工字钢焊缝自动跟踪控制装置 I-beam weld automatic tracking control device |
| 07/04/2012 | CN202291769U 半自动埋弧焊机焊接用自动导向调节装置 Semi-automatic submerged arc welding machine with automatic orientation adjustment means |
| 07/04/2012 | CN202291768U Positioning guiding device for welding trolley of end wall and end beam of railway vehicle |
| 07/04/2012 | CN202291767U 用于磁力小车的全位置焊接/切割调节杆 All-position welding for magnetic car / cutting adjustment lever |
| 07/04/2012 | CN202291766U 悬挂式自动管板氩弧焊机快速定位装置 Hanging automatic tube sheet welding machine fast positioning device |
| 07/04/2012 | CN202291765U 一种气体保护焊机 A gas protection welder |
| 07/04/2012 | CN202291764U 电焊机保护装置 Welding protection |
| 07/04/2012 | CN202291763U 一种钝角对接接头焊接衬垫 One kind of obtuse butt joint welding backing |
| 07/04/2012 | CN202291762U 一种球扁钢焊接衬垫 One kind of bulb steel welding backing |
| 07/04/2012 | CN202291761U 一种金属筒体焊机的焊后分段装置 After a welder weld metal cylinder segment means |
| 07/04/2012 | CN202291760U 金属筒体焊机的连续焊接装置 Continuous welding equipment welding metal cylinder |
| 07/04/2012 | CN202291759U 微车后桥壳双枪双环焊焊接专机 After the mini-car axle welding guns bicyclic plane |
| 07/04/2012 | CN202291758U 多用途引熄弧板 Multipurpose lead extinction board |
| 07/04/2012 | CN102548703A Method for fillet arc welding high-strength thin steel sheets |
| 07/04/2012 | CN102548702A Submerged arc welding system with pressurized flux delivery and welding torch |
| 07/04/2012 | CN102548701A Welding machine |
| 07/04/2012 | CN102545620A Power supply device used for arc machining |
| 07/04/2012 | CN102528347A Constraint radiating device for welding ferritic stainless steel plates and welding method |
| 07/04/2012 | CN102528343A Circumferential seam butt welding protection device |
| 07/04/2012 | CN102528323A Alloy pipe wire produced by prefabricated alloy powder for overlaying welding of support roller and manufacture method of alloy pipe wire |
| 07/04/2012 | CN102528317A Flux-cored wire for electrogas welding |
| 07/04/2012 | CN102528304A Plate butt welding method and welding groove |
| 07/04/2012 | CN102528249A Condensation electric arc welding gun |
| 07/04/2012 | CN102528248A Narrow-gap tungsten inert gas (TIG) welding gun |
| 07/04/2012 | CN102528247A Novel automatic gantry welding machine |
| 07/04/2012 | CN102528246A Three-wire welding system for vertical welding and welding process of three-wire welding system |
| 07/04/2012 | CN102528245A Arc welding method and arc welding system |
| 07/04/2012 | CN102528244A Semiautomatic argon tungsten-arc welding technological process of bimetal compounding sea pipe |
| 07/04/2012 | CN102528243A Arc welding-brazing method for titanium-aluminum dissimilar alloy TIG (tungsten inert gas) arc preheating |
| 07/04/2012 | CN102528242A Aluminum alloy tube broaching welding method |
| 07/04/2012 | CN102528241A Method for welding high-strength steel hydraulic support member |
| 07/04/2012 | CN102528240A High-speed arc lead welding method for steel lining copper pipes |
| 07/04/2012 | CN102528239A Automatic welding method and positioning device of small side wall of concave-bottom double-layer transport vehicle |
| 07/04/2012 | CN102528238A Manual argon-arc welding process of tungsten electrode |
| 07/04/2012 | CN102528237A Welding process for carbon steel process pipeline |
| 07/04/2012 | CN102528236A Welding method and welding jig for pile leg single-face rack |
| 07/04/2012 | CN102528235A Welding method for bearing seat of carrier roller and outer pipe |
| 07/04/2012 | CN102528234A Butt welding method and butt welding device |
| 07/04/2012 | CN102528233A Combined welder for copper-steel welding of forging and pressing oxygen lance spray nozzle |
| 07/04/2012 | CN102528232A Method and device for welding stainless steel mirror surface liner of insulation container |
| 07/04/2012 | CN102528231A Double-line cross laser sensing method for seam tracking |
| 07/04/2012 | CN102528230A Intelligent gas shielded welding converter |
| 07/04/2012 | CN102528229A Power supply circuit for large-sized rotary welding machine |
| 07/04/2012 | CN102528228A Platform for measuring average arc force of superaudio-frequency pulse TIG (Tungsten Inert Gas) welding |
| 07/04/2012 | CN102528227A Welding equipment network monitoring device and control method thereof |
| 07/04/2012 | CN102528226A Single-arc twin-wire full-position automatic welding synchronous coordination control system |
| 07/04/2012 | CN102528225A Sound signal transduction and prediction method of GTAW (gas tungsten arc welding) welding fusion penetration state |
| 07/04/2012 | CN102528224A Alternating and direct current and voltage signal detection device for double-wire welding |
| 07/04/2012 | CN102528223A Magnetic induction type pedal adjuster for argon arc welding machine |
| 07/04/2012 | CN102528222A Overlaying-combining-remanufacturing substrate material for Cr4 and Cr5 series of hot rolling work rolls and back-up rolls |
| 07/04/2012 | CN102528221A Circular seam automatic welding machine |
| 07/04/2012 | CN102528220A Welding method for controlling hardness of weld seam heat-affected zone of low-carbon steel material for casting |
| 07/04/2012 | CN102528219A Thermocouple welding device and welding method |