| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 04/21/2004 | CN1146485C Technology for welding thin-sheet barrel |
| 04/20/2004 | US6723957 Method and apparatus for welding |
| 04/20/2004 | US6723956 Pulsed-arc welding process and device |
| 04/20/2004 | US6723955 Cleaning system for welding torches which effects cleaning by means of cold temperature |
| 04/20/2004 | US6723945 Welding device with a field former |
| 04/20/2004 | US6722175 Ultrasonic machining and reconfiguration of braking surfaces |
| 04/15/2004 | WO2004004959A3 Method for making a section of a support strut member of an offshore oil-drilling rig |
| 04/15/2004 | WO2003106095A3 Installation method for controlling the operation of a thermal treatment machine for pieces provided with a finishing material |
| 04/15/2004 | WO2003064098A3 Ternary gas mixture which can be used in the braze welding of galvanised parts |
| 04/15/2004 | US20040069831 Toughness-optimized weld joints and methods for producing said weld joints |
| 04/15/2004 | US20040069759 Method and apparatus for welding with CV control |
| 04/15/2004 | US20040069753 Apparatus and method for trackless movement and full penetration arc welding |
| 04/15/2004 | US20040069669 Packaging for containing and dispensing large quantities of wire |
| 04/15/2004 | DE10245368A1 Operation of welding power supply, includes switching components controlled to produce required inverter output voltage and current profile |
| 04/14/2004 | EP1407849A2 Method and apparatus for welding with constant voltage control |
| 04/14/2004 | EP1406743A1 Generator for unitary power factor arc welders |
| 04/14/2004 | EP1042241B1 Method for welding a quartz glass tube for use as an optical fiber preform |
| 04/14/2004 | EP0633821B2 Welding assembly for feeding powdered filler material into a torch |
| 04/14/2004 | CN1488468A Solid solder wire for arc welding |
| 04/14/2004 | CN1145711C Pipeline distribution network system for transportation of liquefied natural gas |
| 04/13/2004 | US6720678 Arc welding electrical shock protection circuit |
| 04/13/2004 | US6720529 Autothread control for a wire feeder of a welding system |
| 04/13/2004 | US6720528 Head tube assembly having insulated mechanical interface with welding gun body |
| 04/13/2004 | US6720527 Power cord for a welding-type power supply |
| 04/13/2004 | CA2214054C Process for the aluminothermic welding of rails with alloying of the weld metal in the rail head region |
| 04/08/2004 | WO2004028738A2 Burner comprising two wire supplying devices for welding apparatus, and welding method using one such burner |
| 04/08/2004 | WO2004000498A3 Electric arc welding equipment with improved electro-magnetic compatibility |
| 04/08/2004 | US20040065650 Electric arc welding system |
| 04/08/2004 | US20040065644 Welding method and welded joint structure |
| 04/08/2004 | DE10338774A1 Schweißbrenner mit integraler Gaslinse und Zwinge und Verfahren zu seinem Betrieb Welding torch with integral gas lens and spacer and method for its operation |
| 04/08/2004 | DE10338773A1 Schweissapparat mit integralem Zwing/Zwingenkörper und Verfahren zu seinem Betrieb Welding apparatus with integral zwing / clamp body and method for its operation |
| 04/07/2004 | EP1404479A1 System and method to facilitate wireless communication in a welding environment |
| 04/07/2004 | EP1214168B1 System for monitoring and controlling a welding/brazing operation |
| 04/07/2004 | CN2609703Y Arc-welding power supply |
| 04/07/2004 | CN2609702Y Contravariant automatic arc stud welding machine |
| 04/07/2004 | CN2609701Y Control device of high-frequency contravariant D.C. welding machine |
| 04/07/2004 | CN1486817A Heat cutting working machine and cutting method utilizing the same thermal cutting working machine |
| 04/07/2004 | CN1144645C Automatic welder with gas protection for irregular curve welding |
| 04/06/2004 | US6717108 Electric arc welder and method of designing waveforms therefor |
| 04/06/2004 | US6717107 Two stage welder and method of operating same |
| 04/06/2004 | US6717093 Methods and systems for fabricating spiral welded cylinders |
| 04/06/2004 | US6717092 Method of manufacturing treatment instrument of endoscope |
| 04/06/2004 | US6715608 Package for welding wire |
| 04/06/2004 | CA2364990C Short circuit arc welder and method of controlling same |
| 04/01/2004 | WO2004026520A2 Torch head for welding torches and gas nozzle, contact nozzle, and insulation nozzle for such a torch head |
| 04/01/2004 | WO2004026519A1 Welding method using welding material of low transformation temperature |
| 04/01/2004 | WO2004026518A2 Gas jet for a welding torch, gas jet fixing system, and coupling device for connecting individual components according to a welding technique |
| 04/01/2004 | US20040063505 Welding bellows capable of absorbing torsion |
| 04/01/2004 | US20040062532 Device for isolating a surface for welding |
| 04/01/2004 | US20040060913 Power supply for short-circuiting arc welding, and automatic welding machine utilizing the same |
| 04/01/2004 | US20040060912 Engine driven inverter welding power supply |
| 04/01/2004 | US20040060639 Method of apparatus for ensuring uniform build quality during object consolidation |
| 04/01/2004 | DE20217373U1 Tool for surface cleaning of stainless steel, has a flat blade with removable support for abrasive sheet and fitted to a servo driven hand held scraper |
| 04/01/2004 | DE19508380B4 Einrichtung zum Befestigen von bolzenartigen Elementen A device for mounting pin-like elements |
| 03/31/2004 | EP1401618A1 Toolholder for coupling a tool to a handling device |
| 03/31/2004 | EP1401608A1 Method and device for welding an aluminum-based stud |
| 03/31/2004 | EP1180067A4 Low resistance electrical & thermal bond and method of making same |
| 03/31/2004 | EP0721390B1 Portable equipment for unwinding welding wire |
| 03/30/2004 | US6713721 Method of designing and manufacturing welding-type power supplies |
| 03/30/2004 | US6713711 Plasma arc torch quick disconnect |
| 03/30/2004 | US6713710 Apparatus and method for trackless movement and full penetration arc welding |
| 03/30/2004 | US6713708 Portable drawn arc stud welding apparatus and method providing high current output in short time intervals |
| 03/30/2004 | US6712912 Welding method, filler metal composition and article made therefrom |
| 03/30/2004 | CA2284958C Output choke for d.c. welder and method of using same |
| 03/30/2004 | CA2208158C Machining vehicle |
| 03/25/2004 | WO2004024386A1 Welding electrode and device for its manufacture |
| 03/25/2004 | WO2004024383A1 An impulse valve structure of apparatus for supplying inert gas alternately |
| 03/25/2004 | WO2003106097A9 Arc welding glare shielding device |
| 03/25/2004 | WO2003082508A3 Luminescence sensing system for welding |
| 03/25/2004 | US20040056066 External pipe welding apparatus |
| 03/25/2004 | US20040056012 Welding wire and welding method using the wire |
| 03/25/2004 | US20040056011 Cover for a welding-type power source |
| 03/25/2004 | US20040056005 Device and method for short cycle arc welding |
| 03/25/2004 | US20040056002 Modular steel concrete reinforcement system |
| 03/25/2004 | CA2498758A1 Welding electrode and device for its manufacture |
| 03/24/2004 | EP1400304A1 Welding wire and welding method using the wire |
| 03/24/2004 | EP1400301A1 Method and device for welding projection bolt |
| 03/24/2004 | EP1399285A2 Welding torch |
| 03/24/2004 | CN1142829C Laminar flow shielding of fluid jet |
| 03/23/2004 | US6710300 Contact tip assembly for mig gun |
| 03/23/2004 | US6710299 System for enabling arc welders |
| 03/23/2004 | US6710298 Device for metal welding |
| 03/23/2004 | US6710297 Method of detecting a welding voltage |
| 03/23/2004 | US6710296 Method and apparatus for free-forging of metal structures |
| 03/23/2004 | US6709258 Method of making a mold for patterned surface articles |
| 03/23/2004 | US6708877 Coded and electronically tagged welding wire |
| 03/23/2004 | US6708864 “S” shaped cast in wire |
| 03/23/2004 | CA2383365C System for enabling arc welders |
| 03/18/2004 | US20040050835 Solid wire for arc welding |
| 03/18/2004 | US20040050834 Method and device for cleaning welding torches |
| 03/18/2004 | US20040050833 Tandem electrode welder and method of welding with two electrodes |
| 03/18/2004 | US20040050832 Method for soldering work pieces |
| 03/18/2004 | US20040050826 Stud welding method and stud welding device, especially for stud welding without a support foot |
| 03/18/2004 | US20040050825 Welding torch having removable handle and method of operating same |
| 03/18/2004 | US20040050824 Welding torch having collet and backcap adapted for securing engagement and method for operating same |
| 03/18/2004 | US20040050823 Welding torch having integral gas lens and collet and method of operating same |
| 03/18/2004 | US20040050822 Welding torch having integral collet and collet body and method of operating same |
| 03/18/2004 | DE10241741A1 Gas turbine has surface exposed to cooling fluid which has burls which are formed by arc welding |
| 03/18/2004 | DE10059659B4 Qualitätskontrolle beim Bolzenschweißen Quality control in stud welding |
| 03/17/2004 | CN1481972A Directly and fast forming method and device for polymetal based on welding amassed |