| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 12/08/1999 | EP0961673A1 Integrated stud welding robotic tool changing system |
| 12/08/1999 | CN2352301Y Normal shocking, contravariant, circuitous ventilating type arc welding machine |
| 12/07/1999 | US5999642 Method and apparatus for determining the configuration of a workpiece |
| 12/07/1999 | US5998760 Torch for shielded arc welding |
| 12/07/1999 | US5998756 Method and fastening means for forming a welded joint between a fastening means and a structure |
| 12/07/1999 | US5996878 Method of welding 5-G pipe |
| 12/04/1999 | CA2274619A1 Tig welding torch for improved firing of the welding arc |
| 12/02/1999 | WO1999061193A1 Dual alternator with active control |
| 12/02/1999 | DE4032618C2 Igniting arc in MIG-MAG welding process - using low current source to ignite arc as wire is drawn back from workpiece followed by high power source after arc has been struck |
| 12/01/1999 | EP0960000A1 Method for producing a connecting assembly |
| 12/01/1999 | CN2351236Y Double-concave diaphragm hollow cathode welding gun |
| 12/01/1999 | CN2351235Y Centralized control consumable electrode gas-shielded welding machine |
| 12/01/1999 | CN2351234Y 节能电焊机 Saving welding |
| 12/01/1999 | CN2351233Y Electric current far-control device for electric welding machine |
| 12/01/1999 | CN1236900A Optical picture scanning method for welding |
| 12/01/1999 | CN1236688A Power supply apparatus for welders and method of manufacturing same |
| 12/01/1999 | CN1046967C Wear-resisting copper base alloy |
| 11/30/1999 | US5994659 Method and apparatus for welding with preheated filler material |
| 11/30/1999 | US5992019 Method of replacing heating tubes of a heating chamber |
| 11/29/1999 | CA2239198A1 Ceramic insert for welding torch |
| 11/25/1999 | WO1999060183A1 Anti-adherent coating and method for the production thereof |
| 11/25/1999 | WO1999059767A1 Method and arrangement for improving quality in fusion welding operations |
| 11/25/1999 | DE19844035C1 Shell component for an aircraft, and method for its production |
| 11/24/1999 | EP0958098A1 Multi-purpose, multi-transfer, multi-position shielding gas for arc welding |
| 11/24/1999 | EP0958097A2 Method for burning, welding and/or cutting metal materials using a shielding gas |
| 11/24/1999 | EP0958091A1 Method for automatic multi-layer welding |
| 11/24/1999 | EP0958090A1 Welding system and method of determining the welding parameters for a welding current source |
| 11/23/1999 | US5991180 Auxiliary open circuit voltage power supply |
| 11/23/1999 | US5991169 Arc welding power supply |
| 11/23/1999 | US5990447 Wire feeder with non-linear speed control |
| 11/23/1999 | US5990446 Method of arc welding using dual serial opposed torches |
| 11/23/1999 | US5990445 Consumable electrode type AC pulse arc welding apparatus |
| 11/18/1999 | WO1999058286A1 Method for controlling a welding apparatus and corresponding control device |
| 11/18/1999 | WO1999058285A2 Method for controlling a welding apparatus and corresponding control device |
| 11/17/1999 | EP0957538A2 Terminal for electric wire welding and welding torch |
| 11/17/1999 | CN1235078A Method and apparatus for automatically welding and structure thereby |
| 11/17/1999 | CN1046455C 机器人 Robot |
| 11/11/1999 | DE19820046A1 Weld stud and cap where the cap has a deformable portion |
| 11/10/1999 | EP0954403A2 Molecular bonding of vehicle frame components using magnetic impulse welding techniques |
| 11/10/1999 | CN2347712Y Gas shielded welding machine |
| 11/10/1999 | CN2347711Y Hand arc welding machine |
| 11/10/1999 | CN2347710Y DC pulse argon arc welding machine |
| 11/10/1999 | CN1234312A Welding stick and producing method therefor |
| 11/10/1999 | CN1234306A Fuzzy control method for cooperating type CO2 welding circuit-shorting transition and welding machine thereof |
| 11/10/1999 | CN1234305A Steel-cylinder forming-welding technology |
| 11/10/1999 | CN1046231C Component supply device |
| 11/09/1999 | US5981906 Method of welding the ends of pipe together using dual welding wires |
| 11/09/1999 | US5981905 System for supervising piping work |
| 11/09/1999 | US5981904 Tandem cathodic cleaning device for wire |
| 11/09/1999 | US5981897 Apparatus for distributing cover gas in reduced-width groove during welding |
| 11/09/1999 | US5981896 Apparatus and method for creating dry underwater welds |
| 11/04/1999 | WO1999055486A1 Device for welding cylindrical workpieces |
| 11/03/1999 | EP0953401A1 Wire for welding high-chromium steel |
| 11/03/1999 | EP0953397A2 Welding plant and associated components, with centralised generator and switching conversion devices decentralised on mobile unit |
| 11/02/1999 | US5977516 Welded members piping system and welding method and clean room |
| 11/02/1999 | US5977515 Underwater laser processing device including chamber with partitioning wall |
| 11/02/1999 | US5977506 Welding method for the connection of a component to a workpiece, and a device for carrying out the method |
| 11/02/1999 | US5977504 Method and apparatus for guiding multiple filler wires in welding groove |
| 11/02/1999 | US5974917 MIG welding gun contact tip changing tool |
| 10/28/1999 | DE19822130C1 Method for controlling an electric arc welding set for pulsed-current welding |
| 10/28/1999 | DE19818795A1 Optical image scanning during welding |
| 10/28/1999 | DE19818733A1 Welding metal tube forming part of plastic-metal-plastic composite pipe |
| 10/28/1999 | DE19813988C1 Verfahren zur Herstellung eines aus durch feinverteilte, kleine Teilchen aus Unedelmetalloxid dispersionsverfestigtem Platinwerkstoff bestehenden, geschweißten, insbesondere mindestens eine Innenwand aufweisenden Formkörpers, isnbesondere eines Rohres A process for producing a finely divided by, small particles of base metal oxide dispersion strengthened platinum material consisting of, welded, in particular at least an inner wall comprising the molded body, a tube isnbesondere |
| 10/27/1999 | EP0951376A1 Method and device for pulsed arc welding |
| 10/27/1999 | EP0758940B1 Method and apparatus for welding thin sheets |
| 10/27/1999 | CN2345311Y Electrode holders without burning hand |
| 10/27/1999 | CN2345310Y Single-pole switch for electric welder |
| 10/27/1999 | CN1233203A Use of a metal powder for surface coating by submerged arc welding |
| 10/26/1999 | US5973292 Flared nozzle for welding gun and device for making same |
| 10/26/1999 | US5973291 Method and system for determining the feedability of welding wire |
| 10/26/1999 | US5971365 Fence construction |
| 10/21/1999 | WO1999052668A1 Welding system and method |
| 10/21/1999 | CA2327480A1 Welding system and method |
| 10/20/1999 | EP0950459A2 Welding torch with gas supply control valve fitted to the torch wall downstream of the electricity supply connector |
| 10/20/1999 | CN2344121Y 便携式电焊机 Portable Welder |
| 10/20/1999 | CN2344120Y Water-cooled AC and DC electric arc welding and argon arc welding machine |
| 10/20/1999 | CN1045737C High-frequency signal controlled arc striking device for AC-DC welder |
| 10/19/1999 | US5968385 Engine driven inverter welding power supply |
| 10/19/1999 | US5968375 Method for welding and apparatus therefor |
| 10/14/1999 | DE19814519A1 Verfahren und Zweikomponentenauftragsschweißwerkstoff zur Herstellung von hochverschleißfesten Oberflächen durch Lichtbogenauftragsschweißung Method and two-component hardfacing material for the production of highly wear-resistant surfaces by Lichtbogenauftragsschweißung |
| 10/13/1999 | EP0949036A2 Arc thermal spray gun extension and gas jet member therefor |
| 10/13/1999 | EP0949035A2 Control method of welding arc length |
| 10/13/1999 | CN2342929Y Dual-purpose apparatus for ac arc welding and charging |
| 10/12/1999 | US5966308 Remotely operated, automatic contour mapping, machining and welding tooling system |
| 10/12/1999 | US5965048 Heated chamber including an open wall with a gas curtain |
| 10/12/1999 | US5965045 Welding torch with a ball joint cable adaptor |
| 10/12/1999 | US5965037 Inert gas electric arc welding process and torch for use therein |
| 10/12/1999 | US5964419 Water sprinkler apparatus for auto body repair operations |
| 10/07/1999 | WO1999050018A1 Clad plate and method of making |
| 10/07/1999 | DE19906045A1 Verfahren und Vorrichtung zum Stoppen eines Schweißprozesses A method and device for stopping the welding process |
| 10/06/1999 | EP0947595A2 Process for preparing a welded workpiece, in particular a tube, from dispersion-hardened platinum material |
| 10/06/1999 | EP0947276A1 Method of and apparatus for initiating a welding arc |
| 10/06/1999 | EP0947275A2 Process and two-component build-up welding material for the manufacture of highly wear-resistant surfaces by means of arc build-up welding |
| 10/06/1999 | CN2341753Y Combined module for automatic welding of vertical storage tank normal mounting method |
| 10/06/1999 | CN2341752Y Welding tongs |
| 10/06/1999 | CN2341751Y Automatic argon arc welding machine head for tube plate |
| 10/06/1999 | CN2341750Y Walking device for vertical storage tank angle seam and tank bottom submerged-arc welding |
| 10/05/1999 | US5961865 Shielded welding device for optical fibers |
| 10/05/1999 | US5961863 Short circuit pipe welding |
| 10/05/1999 | US5961856 Deep water powder feed hopper |