| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 05/16/1979 | EP0001815A1 Welding apparatus for a plurality of welding methods |
| 05/16/1979 | EP0001771A1 Apparatus for carrying out the process of electro-slag or electro-gas welding of metal plates |
| 05/15/1979 | US4154999 Underwater, shielding gas |
| 05/15/1979 | CA1054685A1 Delivery of welding flux in a method of submerged arc strip cladding of metallic work pieces |
| 05/15/1979 | CA1054684A1 Flux breaker for submerged arc strip cladding of metallic work pieces |
| 05/15/1979 | CA1054683A1 Submerged arc strip cladding of metallic work pieces using a magnetic field |
| 05/08/1979 | US4153832 Overhead submerged arc welding process |
| 05/08/1979 | US4153831 For helicopter rotors |
| 05/08/1979 | US4153194 Clamping and welding a pipe joint |
| 05/02/1979 | EP0001573A2 Process and apparatus for welding end bars to gratings |
| 05/01/1979 | CA1053606A1 Welding |
| 04/24/1979 | US4151396 Welding control system |
| 04/24/1979 | US4151395 Method and apparatus for electric arc and analogous welding under precision control |
| 04/24/1979 | US4151394 Guidance system for arc welder |
| 04/24/1979 | US4151390 Tool holder head, particularly for welding yokes and guns |
| 04/24/1979 | US4150810 Machine welded obturator |
| 04/24/1979 | US4150775 Welding back-up tape |
| 04/24/1979 | US4150772 Planetary wheel advance for a meltable welding cable |
| 04/24/1979 | CA1053036A1 Process and device for multiple-rod internal welding of spirally seamed welded pipes |
| 04/18/1979 | EP0001390A1 Welding current source for arc welding supplying a D.C. voltage for ignition and an A.C. voltage for welding |
| 04/17/1979 | US4150276 Holder for air carbon arc electrode |
| 04/17/1979 | CA1052869A1 Vertical welding methods |
| 04/10/1979 | US4149061 Apparatus for continuously cladding a dished surface |
| 04/10/1979 | US4149060 Angled strip cladding system |
| 04/04/1979 | EP0001221A1 Torch arrangement for fully mechanized welding processes |
| 04/03/1979 | US4147920 Welding torch and supporting apparatus |
| 04/03/1979 | US4147919 Remote control portable wirefeed arc welding system |
| 04/03/1979 | CA1051979A1 Method of arc welding with reverse side cooling for obtaining highly tough large-diameter welded steel pipes |
| 03/27/1979 | US4146772 Method of and device for plasma-mig welding |
| 03/27/1979 | US4146192 Filler wire spool supporting apparatus |
| 03/27/1979 | CA1051523A1 Method and equipment for welding lead wires together |
| 03/21/1979 | EP0001069A1 Welding current source for arc welding with alternating current |
| 03/20/1979 | US4145598 Automatic arc welding process using a consumable nozzle |
| 03/20/1979 | US4145596 Method and device for the automatic introduction of studs into the electrode of a welding machine |
| 03/20/1979 | US4145595 Gas shielded arc-welding torch |
| 03/20/1979 | US4145594 Method for longitudinally seam-welding pipe-bland for welded steel pipe from inside along groove |
| 03/20/1979 | US4145593 Automatic pipe welding system |
| 03/20/1979 | US4144992 Method for controlling an automatic pipe welder |
| 03/13/1979 | US4144443 Apparatus for horizontal fillet welding of steel plates |
| 03/13/1979 | US4144442 Welding austenitic manganese steel to carbon steel |
| 03/13/1979 | US4144439 Automatic pipe welding apparatus |
| 03/13/1979 | US4143862 Apparatus for cutting pipes, plates and the like |
| 03/13/1979 | US4143801 Multiple welding head system for fabricating pipe |
| 03/13/1979 | CA1050351A1 Combined punch press and cutting torch with workpiece supporting means |
| 03/06/1979 | US4143260 Multi electrode torch |
| 03/06/1979 | US4143257 Welding wire feed mechanism |
| 03/06/1979 | US4142664 Method of joining titanium clad steel plates |
| 02/27/1979 | US4142091 Portable electric welder |
| 02/27/1979 | US4142086 Combination welding torch for shielded inert gas or electric arc welding |
| 02/27/1979 | US4142084 Welding apparatus |
| 02/27/1979 | US4142083 Apparatus and method for terminating electrical conductors |
| 02/27/1979 | CA1049625A1 Method and apparatus for building up workpieces by welding |
| 02/27/1979 | CA1049623A1 Apparatus for welding a tube to a tube sheet |
| 02/27/1979 | CA1049620A1 Disc electrode for arc cutting |
| 02/27/1979 | CA1049300A1 Method and a device for welding cylindrical elements to one another |
| 02/20/1979 | US4140890 Underwater submersible gaseous cutter for submerged pipe lines |
| 02/20/1979 | US4140264 Method and apparatus for making augers |
| 02/20/1979 | CA1049104A1 D.c. arc welding power circuit with solid state components |
| 02/20/1979 | CA1049103A1 Method and apparatus for horizontal fillet welding of steel plates |
| 02/20/1979 | CA1049102A1 Punch press with cutting torch |
| 02/13/1979 | US4139758 Method of arc welding under water |
| 02/13/1979 | CA1048614A1 Laminated strip electrode for overlay welding |
| 02/13/1979 | CA1048479A1 Machine welded spherical obturators for rotary plug valves |
| 02/06/1979 | CA1048111A1 Manual stud welding tool |
| 01/30/1979 | US4137445 Stud receiver |
| 01/30/1979 | US4137125 Method of welding nuclear reactor fuel assemblies |
| 01/30/1979 | US4136603 Corrosion resistant metals that are fusion welded |
| 01/24/1979 | EP0000379A1 Method for arc stud welding with ignition by elevation, and welding gun to apply this method. |
| 01/23/1979 | US4136273 Method and apparatus for tig welding |
| 01/23/1979 | US4135739 Off-set welding ring |
| 01/23/1979 | US4135575 Tube wall made of tubes which extend parallel to one another and horizontal to inclined |
| 01/23/1979 | CA1047123A1 Remote control for an arc welding machine |
| 01/23/1979 | CA1046858A1 Method and apparatus for forming automotive wheel rim blanks |
| 01/23/1979 | CA1046802A1 Apparatus suitable for use in the automatic welding of pipes |
| 01/16/1979 | US4134607 Member for welding to another member |
| 01/16/1979 | US4134529 Method of joining coated large-diameter steel pipes laid underground |
| 01/16/1979 | CA1046591A1 Electrode holder for arc welding |
| 01/11/1979 | WO1979000004A1 Edge followers |
| 01/09/1979 | US4134001 Process for welding copper materials |
| 01/09/1979 | US4133988 Method of plasma arc cutting control and a device for realizing same |
| 01/09/1979 | US4133470 Method and apparatus for fabricating pipe centralizer or the like |
| 01/09/1979 | US4133469 Furnishing weld material |
| 01/09/1979 | US4133180 Apparatus for welding submerged pipe ends |
| 01/02/1979 | US4132879 Arc time indicating apparatus for stud welding utilizing a capacitive power source |
| 01/02/1979 | US4132343 Method for manufacturing a pipeline having an internal protective layer |
| 01/02/1979 | US4132338 Apparatus suitable for use in the automatic welding of pipes |
| 01/02/1979 | CA1045687A1 Welding torch |
| 01/02/1979 | CA1045686A1 Asymmetrical welder |
| 12/26/1978 | US4131781 Submerged arc welding process for nickel containing steel |
| 12/26/1978 | US4131780 Underwater cutting and gouging torch |
| 12/26/1978 | US4131302 Clamp-welded pipe joint |
| 12/26/1978 | CA1045212A1 Welding torch oscillator control system |
| 12/19/1978 | CA1044767A1 Quality control and monitor for rotating arc welder |
| 12/19/1978 | CA1044766A1 Arc welding torch having a flexible wire guide assembly |
| 12/19/1978 | CA1044579A1 Fiberized welding flux |
| 12/12/1978 | US4129773 Consumable guide tube assembly |
| 12/12/1978 | US4129771 Method for butt-welding cylindrical metallic rods |
| 12/12/1978 | US4129770 Plunge dampener |
| 12/12/1978 | US4129244 Strip shearing and joining method and apparatus |
| 12/12/1978 | CA1044018A1 Method and apparatus for controlling the volumetric ratio between mixed gases |