| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 03/05/2003 | EP1287937A1 A welding torch for use in gas metal arc welding |
| 03/05/2003 | EP1287936A1 Repair method for structure and repair welding apparatus |
| 03/05/2003 | EP1287935A1 A welding torch for use in gas metal ARC welding |
| 03/05/2003 | EP1091823B1 Stud welding device |
| 03/05/2003 | CN2538477Y Electrode holders without insulative part screw |
| 03/05/2003 | CN2538476Y Automatic welder device controlled by cross key operating system |
| 03/05/2003 | CN2538475Y Automatic controller for ac welder |
| 03/05/2003 | CN2538474Y Automatic open arc build-up welder for use inside millstone tile, burnisher |
| 03/05/2003 | CN1401098A Robot controller |
| 03/05/2003 | CN1102476C Horizontal steel bar welding method and set |
| 03/04/2003 | US6528765 Engine driven welder with field current boost |
| 03/04/2003 | US6528764 Engine exhaust heated welding rod drying oven |
| 03/04/2003 | US6528753 Method of coating an emissive element |
| 02/27/2003 | WO2003015974A1 Rapid arc welding system, a safety circuit and method for controlling such a system |
| 02/27/2003 | WO2003015973A1 Electric arc welder for variable ac input |
| 02/27/2003 | US20030040840 Robot controller |
| 02/27/2003 | US20030039532 Method and device for automatically feeding parts having through-hole |
| 02/27/2003 | US20030038167 Welded joints in high strength, heat resistant steels, and welding method for the same |
| 02/27/2003 | US20030038156 Method for continuously regulating or tracking a position of a welding torch or a welding head |
| 02/27/2003 | US20030038154 Arc welding device for gas shielded welding |
| 02/27/2003 | US20030038119 Strain relief mechanism for a plasma arc torch |
| 02/26/2003 | EP1285717A2 Plating-free solid wire for MAG welding |
| 02/26/2003 | EP1284837A2 Arc welding generator with input voltage adapting regulator stage |
| 02/26/2003 | EP0726117B1 Method of forming wear-resistant padding layer and wear-resistant composite material |
| 02/26/2003 | CN2537508Y Welding tongs with spring reinforcing lever |
| 02/26/2003 | CN2537507Y Electric welding tongs without burning hand |
| 02/26/2003 | CN2537506Y Hand electric arc welding tongs |
| 02/25/2003 | US6525297 Mig gun nozzle with reduced cross-sectional area at the front |
| 02/25/2003 | US6525288 Gas lens assembly for a gas shielded arc welding torch |
| 02/20/2003 | WO2003014612A1 Method and structure for connecting difficult-to-join pipes to be used at high temperature |
| 02/20/2003 | WO2003013776A1 Short-cycle arc welding system and a method for short-cycle arc welding |
| 02/20/2003 | WO2002043913A8 Method for connecting metallic objects |
| 02/20/2003 | US20030034337 Guide device for electric arc torch welding |
| 02/20/2003 | US20030033990 Fire-resistant structural body supporting metal bar for protection of water pipe |
| 02/20/2003 | DE10157183C1 Input device for fixing element has positioning piston coupled to trapping grips so that they are more independent of axial forward movements of fixing elements |
| 02/19/2003 | EP0968071B1 Method and device for the production of a permanent way component in particular a cross frog structural component |
| 02/19/2003 | CN2536344Y Multifunctional brazing joint apparatus |
| 02/19/2003 | CN2536343Y Welding arc current-limiting protectors |
| 02/19/2003 | CN1397402A Technology for welding electrode pile of valve-controlled sealed lead-acid accumulator |
| 02/19/2003 | CN1397401A Arc preheating method for automatic butt welding of T91 pipes |
| 02/19/2003 | CN1397400A Mechanical welding power source with starting circuit |
| 02/18/2003 | US6521867 Flux-cored wire for gas-flow-shielded welding |
| 02/13/2003 | WO2003011511A1 Short-time arc welding method and short-time arc welding system for identifying high-frequency disturbances |
| 02/13/2003 | WO2003011510A2 Method for short-cycle arc welding and a short-cycle arc welding system |
| 02/13/2003 | WO2003011509A1 Welding wire feeder |
| 02/13/2003 | US20030029851 Apparatus and method for assessing electrode tip wear |
| 02/13/2003 | US20030029845 Repair method for structure and repair welding apparatus |
| 02/13/2003 | US20030029844 Welding device with axial indexing mechanism |
| 02/13/2003 | US20030029321 Fume extraction apparatus and assembly |
| 02/13/2003 | DE10159764C1 Welding bolt positioning error detection device e.g. for welding automobile body components, uses sensor gauge positioned in alignment with welding bolt position by robot |
| 02/12/2003 | EP1283088A1 Apparatus and method for assessing the state of wear of electrode tips used in consumable electrode gas shield arc welding |
| 02/12/2003 | EP1283087A2 Méthode et appareil de soudage |
| 02/12/2003 | EP1282480A1 Welding axle for a stud welding head with a controllable driving device for a loading pin |
| 02/12/2003 | CN2535178Y Rapid joint of electric welding machine |
| 02/12/2003 | CN2535177Y Multipurpose continuous arc welding appliance |
| 02/12/2003 | CN1396035A Combined multi-functional welding tongs |
| 02/11/2003 | US6518995 System and process for remote, in situ metal work |
| 02/11/2003 | US6518545 Welding arc penetrating power real-time detection system |
| 02/06/2003 | US20030024918 Method for large pressure vessel assembly |
| 02/06/2003 | US20030024917 Cleaning system for welding torches which effects cleaning by means of cold temperature |
| 02/06/2003 | US20030024916 Apparatus and method for forming a body |
| 02/05/2003 | EP1281467A2 Apparatus and method for forming a body |
| 02/05/2003 | CN2533975Y Electric welding machine with automatic controlling light glass weld cap |
| 02/05/2003 | CN1395518A Welding torch and stream nozzle |
| 02/05/2003 | CN1395517A Method for calculating shape of bead of welded part |
| 02/05/2003 | CN1394713A Winding drum solder wire and welding device and method thereof |
| 02/05/2003 | CN1100642C Weld repair process and articles repaired thereby |
| 02/05/2003 | CN1100640C Method for controlling weld deformation of blades for axial-flow water turbine |
| 02/04/2003 | US6515259 Electric arc welder using high frequency pulses |
| 02/04/2003 | US6515258 Long reach welding torch and method for selecting torch shape |
| 02/04/2003 | US6513700 Boss and the bracket can be mounted in and deposited on the cylindrical body made of one sheet metal thereby to reduce the weight, raise the rigidity and lower the manufacture cost. |
| 01/30/2003 | WO2003008142A1 Copying welder |
| 01/30/2003 | WO2003008141A1 Generator for unitary power factor arc welders |
| 01/30/2003 | US20030019916 Method for joining coil wire having heat resistant coating to coil terminal |
| 01/30/2003 | US20030019857 Welding tip for arc welding and arc welding apparatus |
| 01/30/2003 | US20030019856 Shielding gas mixture for MIG brazing |
| 01/30/2003 | US20030019847 Method and device for multiple stage arc-welding |
| 01/30/2003 | US20030019845 Welding shielding gas saver device |
| 01/30/2003 | US20030019776 Welding wire container |
| 01/30/2003 | DE10143220C1 Bolt welding method with magnetic light arc rotation using electromagnet on opposite side of carrier to workpiece welding point |
| 01/30/2003 | CA2420957A1 Generator for unitary power factor arc welders |
| 01/29/2003 | EP1151205A4 Improved weldable aluminum stud |
| 01/29/2003 | CN2532936Y Steel check plate welder with flat steel discharging traction mechanism |
| 01/29/2003 | CN2532935Y Steel check plate welder with longitudinally flat steel feeding car |
| 01/28/2003 | US6512201 Improved arc welder that incorporates fuel cell as at least partial source of power |
| 01/28/2003 | US6512200 Welding control system |
| 01/28/2003 | US6512199 Constant-speed motor-driven modular welding apparatus with electronic power control apparatus, electrode holder operation controls, and safety interlock |
| 01/28/2003 | US6512195 Modular welding machine |
| 01/28/2003 | US6510984 Coded and electronically tagged welding wire |
| 01/23/2003 | WO2002038095A3 A welding operation liquid crystal protection mask |
| 01/23/2003 | US20030015568 Strip joining apparatus |
| 01/23/2003 | US20030015510 Multi-application welding system and method |
| 01/23/2003 | US20030015257 Flux essentially consists of, metal or ferroalloy containing atleast silicon, magnesium and aluminum acting as a deoxidizing agent and two or more components selected from chromium, nickel, molybdenum and niobium |
| 01/23/2003 | DE20114615U1 Welding device used for welding pipes or cylindrical workpieces comprises a welding head which produces a peripheral welding seam on the connecting site of two workpiece segments |
| 01/22/2003 | EP1277539A1 "Ti-base wire rod for forming molten metal" |
| 01/22/2003 | EP1276584A1 Improved mig welding torch reconditioning apparatus |
| 01/22/2003 | EP1276571A1 Gilled pipe |
| 01/22/2003 | CN2531910Y Secondary line socket for electric welder |
| 01/22/2003 | CN1392020A Electric arc welding nozzle and electric arc welder |
| 01/22/2003 | CN1392004A Forming device for hollow tube |