| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 07/15/1980 | US4212931 Arrangement comprising a compartment and a conduit |
| 07/15/1980 | CA1081799A1 Automatic hot filler wire welding method and apparatus |
| 07/09/1980 | EP0012962A1 Process and apparatus for the automatic welding of connections of thick plates |
| 07/09/1980 | EP0012947A1 Process and apparatus for manufacturing dimensionally accurate workpieces by arc welding |
| 07/01/1980 | US4210796 Utilities supply station for welding gun |
| 07/01/1980 | CA1080814A1 Automatic welding apparatus for polygonal workpieces |
| 07/01/1980 | CA1080813A1 Method for longitudinally seam-welding pipe-blanks for welded steel pipe from the inside along a groove |
| 07/01/1980 | CA1080812A1 Method for longitudinally welding pipe-blank for welded steel pipe from the inside |
| 06/25/1980 | EP0012741A1 Welding robot |
| 06/25/1980 | EP0012576A1 Coupling arrangement for a welding apparatus |
| 06/25/1980 | EP0012459A1 Process for production of an object consisting of at least two parts movable relative to each other, one of which is substantially enclosed within the other, and a device for performing this process |
| 06/24/1980 | US4209123 Prevention of sensitization of welded-heat affected zones in structures primarily made from austenitic stainless steel |
| 06/24/1980 | CA1080309A1 Submerged arc welding process for nickel containing steel |
| 06/17/1980 | US4208563 Welding method using a break away flux dam |
| 06/17/1980 | US4208004 Method for making augers |
| 06/17/1980 | CA1079813A1 Arc length measurement and control by optical scanning |
| 06/12/1980 | WO1980001147A1 Welding torch cooled by liquid-gas transition |
| 06/10/1980 | US4207453 Method of producing seam welded tube |
| 06/10/1980 | US4206862 Welding filler wire feed apparatus |
| 06/10/1980 | CA1079366A1 Welding wire feed mechanism |
| 06/10/1980 | CA1079364A1 Fault detector system for starting plasma arc working apparatus |
| 06/10/1980 | CA1079060A1 Joining underwater pipelines |
| 06/10/1980 | CA1079043A1 Method of refurbishing turbine components and the like |
| 06/03/1980 | US4206391 Apparatus for tracking a seam |
| 06/03/1980 | US4206339 Automatic welding apparatus having a uniformly controlled lineal torch motion in one direction |
| 06/03/1980 | US4205771 Electrode wire-feeding device having means for automatically adjusting the pushing force for the electrode wire |
| 05/27/1980 | US4205219 Double grooved welding backup |
| 05/27/1980 | US4205217 Automatic weld line copying apparatus |
| 05/27/1980 | CA1078228A1 Welding pipe lines |
| 05/20/1980 | CA1078027A1 Controlled filtered d.c. power supply for welding |
| 05/20/1980 | CA1077750A1 Off-set welding ring |
| 05/13/1980 | US4202484 Compression prestressed weld joints |
| 05/13/1980 | CA1077577A1 Process and apparatus for adjusting a welding torch |
| 05/06/1980 | US4201906 Method and apparatus for arc welding |
| 05/06/1980 | US4201904 Air cooled head for stud welding gun |
| 05/06/1980 | US4201341 Device for automatic depositing by welding |
| 05/06/1980 | US4201326 Pivotal back-up pads for welding |
| 05/06/1980 | CA1077023A1 Finned metal tube for heat exchangers |
| 05/06/1980 | CA1076850A1 Butt welding of tubes |
| 04/29/1980 | CA1076656A1 Device for module feeding of electrode wire at long distances |
| 04/29/1980 | CA1076655A1 Underwater cutting rod |
| 04/29/1980 | CA1076471A1 Torch traversing mechanism |
| 04/22/1980 | US4199674 Weld head control and guidance system |
| 04/22/1980 | US4199673 Welding-devices for operating in exiguous spaces |
| 04/22/1980 | CA1076214A1 Method of and device for plasma-mig welding |
| 04/16/1980 | EP0009815A1 Process and apparatus for electro-gas welding sheet metal |
| 04/16/1980 | EP0009563A1 Method for remelt hardening the surface of a workpiece rotating about its revolving axis, the surface being at a variable distance from the revolving axis |
| 04/16/1980 | EP0009542A1 Magnet coil for welding with magnetically moved arc |
| 04/16/1980 | EP0009532A1 Method and device for plasma-arc cutting of workpieces under water, especially ordinary steel |
| 04/08/1980 | US4197028 Integral connector for tubular structures |
| 04/08/1980 | CA1075324A1 Method for controlling torch position and travel in automatic welding |
| 04/08/1980 | CA1075323A1 Method and apparatus for electric arc and analogous welding |
| 04/01/1980 | US4196336 Method of hard surfacing a metal object |
| 04/01/1980 | US4196333 Welding wire and apparatus for dispensing the same |
| 03/25/1980 | US4195216 Plasma welding |
| 03/25/1980 | CA1074407A1 Method of and means for spacing of plasma arc cutting torch including vector velocity compensation |
| 03/19/1980 | EP0008754A1 Current programme for welding by means of a magnetically propelled electric arc |
| 03/18/1980 | US4194107 Welding tip |
| 03/18/1980 | US4194106 Methods and devices for cutting, eroding, welding and depositing metallic and non-metallic materials by means of an electric arc |
| 03/11/1980 | US4192987 High frequency arc welding method and apparatus |
| 03/11/1980 | US4192986 Method and apparatus for automatic weld line tracing |
| 03/11/1980 | US4192983 Depositing a weld wire having a doron-containing diffusion layer onto metal surface; alloying |
| 03/11/1980 | CA1073534A1 Current unit for arc welding |
| 03/11/1980 | CA1073246A1 Composite gear having carburized teeth and method of making same |
| 03/11/1980 | CA1073201A1 Dual size wire arc spray gun |
| 03/11/1980 | CA1073191A1 Storage tank construction procedures |
| 03/05/1980 | EP0008527A1 Automatic presettable welding system |
| 03/04/1980 | US4191362 Welding torch holder |
| 03/04/1980 | US4190998 Pivotably interlocking rigid heat-resistant tiles |
| 02/26/1980 | US4190760 Welding apparatus with shifting magnetic field |
| 02/26/1980 | US4190186 Preparation of tube for welding |
| 02/19/1980 | US4189202 Rubber sleeve devices |
| 02/12/1980 | US4188526 Narrow weld-groove welding process |
| 02/12/1980 | US4188525 Welding torch oscillation apparatus |
| 02/12/1980 | US4188521 Apparatus for welding an end plug in a nuclear fuel tube |
| 02/12/1980 | US4188149 Skin welded joint |
| 02/12/1980 | CA1071715A1 Method of high speed gas shielded arc welding |
| 02/12/1980 | CA1071441A1 Bare electrode for welding of low temperature steel |
| 02/05/1980 | US4187411 Arc welding |
| 02/05/1980 | CA1071317A1 Portable, programmable manipulator apparatus |
| 02/05/1980 | CA1070989A1 Skin welded joint |
| 01/29/1980 | CA1070775A1 Method and apparatus for feeding studs to an electrode of a stud welding machine |
| 01/29/1980 | CA1070774A1 Method for fixing cylindrical elements on an elongated tube by resistance welding and machine for carrying out this method |
| 01/29/1980 | CA1070773A1 Inert gas purge unit having flexible, expandable member |
| 01/29/1980 | CA1070772A1 Submerged arc welding process including a plurality of superimposed weld metal layers |
| 01/23/1980 | EP0007034A1 Arrangement for measuring the distance between a metallic workpiece and a tool |
| 01/22/1980 | CA1070392A1 Welding connector and method of welding |
| 01/22/1980 | CA1070356A1 Manipulator |
| 01/15/1980 | US4183454 Welding backup employing a train of knuckle-joint tiles |
| 01/15/1980 | CA1069986A1 Machine for welding seams in automotive wheel rim blanks |
| 01/09/1980 | EP0006389A1 Process and device for the automatic tracking of welding joints |
| 01/08/1980 | US4182951 Weld back up assembly |
| 01/08/1980 | US4182949 Self-contained, portable underwater stud welder |
| 01/08/1980 | US4182947 Underwater cutting rod |
| 01/01/1980 | CA1069187A Short circuiting arc control station for multiple operator welding system |
| 12/25/1979 | US4180720 Welding power supply |
| 12/25/1979 | US4180719 Tungsten carbide impregnator |
| 12/18/1979 | US4179602 Method and system of velocity control for automatic welding apparatus |
| 12/18/1979 | US4179059 Automatic pipe welding apparatus and method |
| 12/18/1979 | US4179056 Wire-feeding mechanism |