| Patents for B23K 7 - Cutting, scarfing, or desurfacing by applying flames (3,809) |
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| 01/23/1979 | US4135701 Automatic flame cutter for mitres with constant angle bevels on a pipe |
| 01/16/1979 | US4134576 Safety carriage for supporting and guiding an acetylene torch |
| 01/02/1979 | US4132392 Metal cutting machine with movable torch feeding system |
| 01/02/1979 | CA1045355A1 Tubes and structures formed thereby |
| 01/02/1979 | CA1045332A1 Ingot supporting device in the cutting zone of a continuous casting plant equiped with a gas cutting torch |
| 12/26/1978 | US4131490 Method for scarfing surface defects of a metal piece |
| 12/26/1978 | CA1045025A1 Torch and cutoff table arrangement |
| 12/19/1978 | CA1044593A1 Torch cutting system with automated work support mechanism |
| 11/28/1978 | US4127258 Machine for gas-cutting of metals |
| 11/28/1978 | US4127256 Flame-cutting apparatus |
| 11/21/1978 | US4126491 Method and apparatus for producing metal blanks, in particular steel slabs, which at least in a predetermined surface area have substantially no defects |
| 11/14/1978 | US4125250 Flame-cutting machine |
| 11/14/1978 | US4125161 Chemical cutting apparatus and method for use in wells |
| 10/31/1978 | CA1041633A1 Method and apparatus for detecting and correcting metal slab defects |
| 10/31/1978 | CA1041303A1 Welding and cutting apparatus |
| 10/24/1978 | US4121808 Hole cutting method and apparatus |
| 10/17/1978 | US4120703 Non-reactive fluid stream forming pocket |
| 10/10/1978 | CA1040091A1 Thermal cutting machine for cutting up cast ingots during the operation of continuous casting plant |
| 10/10/1978 | CA1040087A1 Formation of segments for containers and the like |
| 10/03/1978 | CA1039508A1 Method of, and composition for, heat transfer for metals, alloys and like materials using new and improved fuel gas compositions and methods of application thereof |
| 09/19/1978 | US4115154 Method and apparatus for producing a post-mixed, stabilized scarfing pre-heating flame |
| 09/19/1978 | US4115153 Method at gas planing |
| 09/19/1978 | US4115152 Method and device for gas planing a workpiece surface to remove surface defects |
| 09/19/1978 | US4115151 Method and apparatus for workpiece surface treatment |
| 09/19/1978 | US4114864 Device for removal of smoke gases, dust and the like |
| 09/19/1978 | US4114863 Thermal torch and method |
| 09/05/1978 | US4111404 Flame cutting machine for modification of railway car side sills |
| 09/05/1978 | US4111403 Apparatus for the treatment of the outer contour of a worm conveyor |
| 09/05/1978 | US4111219 Industrial fuel blender and fuel blending method |
| 08/29/1978 | CA1037363A1 Method and apparatus for conditioning metal slabs |
| 08/15/1978 | US4106527 For conducting oxygen to lances and torches |
| 08/15/1978 | US4106183 Combined punch press and cutting torch with workpiece supporting means |
| 08/01/1978 | US4103877 Device for the flame treatment of a work-piece |
| 06/27/1978 | US4097713 Plasma arc cutting water tables |
| 06/27/1978 | US4097327 Ultrasonic |
| 06/06/1978 | US4092889 Slotted worktable |
| 05/30/1978 | US4092016 Adjustable cutting torch machine |
| 04/18/1978 | US4084988 Method and apparatus for making instantaneous scarfing cuts |
| 04/11/1978 | US4084078 Jet perforator device |
| 03/28/1978 | US4081656 Arc-assisted oxy/hydrogen welding |
| 03/28/1978 | US4081655 Method of deburring intersecting drilled holes |
| 03/28/1978 | US4081179 Circle cutter |
| 03/14/1978 | US4078775 Apparatus for supporting a continuously moving cast ingot in a cutting zone |
| 02/21/1978 | US4074895 Torch and cutoff table arrangement |
| 02/07/1978 | US4072301 Tracing head and drive |
| 02/07/1978 | US4072300 Continuous casting cut-off device |
| 01/31/1978 | US4071227 Small movable hot deseamer |
| 01/17/1978 | US4069407 Underwater cutting rod |
| 01/17/1978 | US4068833 Torch |
| 01/10/1978 | US4067556 Device for contour cutting of metal plates |
| 01/10/1978 | US4067555 Heat-shaping apparatus |
| 12/13/1977 | US4063063 Method of descaling metal products |
| 12/13/1977 | US4063059 Punch press with cutting torch |
| 12/13/1977 | US4062495 Gas supply device for flame scarfing |
| 11/15/1977 | US4058299 Apparatus for removing polluting matter arising in flame cutting and like operations |
| 11/15/1977 | US4058040 Slotted worktable |
| 11/08/1977 | US4057229 Ignition rod and feed device |
| 10/04/1977 | US4052040 Cutting torch and guide assembly |
| 10/04/1977 | US4052039 Automatic cutting torch assembly |
| 09/27/1977 | US4050160 Device for linear measurement |
| 09/13/1977 | US4047706 Torch cutting system with automated work support mechanism |
| 08/30/1977 | US4045189 Vaporizing, heating, compressing, condensing ethylene with acetylene n |
| 08/16/1977 | US4042225 Torch with gas actuated starting rod feed device |
| 08/16/1977 | US4042224 Thermal cutting machine for cutting up cast ingots during the operation of continuous casting plant |
| 08/09/1977 | US4040871 Method for producing an individual fin-free spot scarfing cut |
| 07/26/1977 | US4038108 Laser heating |
| 07/19/1977 | US4036402 Industrial fuel storage and self-blending tank and method |
| 07/12/1977 | US4035604 Methods and apparatus for finishing articles |
| 06/21/1977 | US4030711 Method and apparatus for the surface hardening of the inner surface of tube bends |
| 06/14/1977 | US4029301 Connective means for providing variable attitude |
| 05/24/1977 | US4025338 Electrophotographic, protective layer of nitrocellulose and a methyl methacrylate polymer |
| 05/10/1977 | US4022442 Welding and cutting apparatus |
| 05/03/1977 | US4021025 Circle cutter |
| 04/26/1977 | US4020405 Pipe-cutting and/or welding machine with clamping motor torque limiting control |
| 04/19/1977 | US4018629 Apparatus and method for guiding a cutting torch |
| 03/29/1977 | US4014777 Welding |
| 03/29/1977 | US4014528 Gas cutting machine |
| 03/22/1977 | US4013486 Spot scarfing nozzle for use in gang arrangement |
| 03/22/1977 | US4013277 Device for positioning a cutting torch aggregate |
| 03/15/1977 | US4012027 Metal cutting machine with scrap saving feature |
| 02/01/1977 | US4006205 Means for applying additives to industrial gas |
| 01/18/1977 | US4003556 Flame-cutting machine |
| 12/28/1976 | US3999744 Apparatus for removing fallen slag from beneath a flame cutting table |
| 11/16/1976 | US3991985 Apparatus for making an instantaneous scarfing start |
| 08/17/1976 | US3975003 Torch type pipe cutter |
| 07/20/1976 | US3970911 Apparatus for distance control |
| 07/13/1976 | US3969132 Self-cleaning water table system |
| 06/29/1976 | US3966504 Method and apparatus for thermochemical gas scarfing |
| 06/29/1976 | US3966503 Method for making instantaneous scarfing starts |
| 05/11/1976 | US3955804 Adjustable apparatus for cutting a continuously-formed casting into short-length segments |
| 05/04/1976 | US3955062 ARC saw cooling and dust collection system |
| 05/04/1976 | US3954513 Flame cutting by means of an oxygen beam |
| 04/27/1976 | US3953005 Apparatus for cutting continuously cast metal strands into billets |
| 04/13/1976 | US3950189 Method for cutting out a work piece by a plasma jet or similar cutting arrangement |
| 03/23/1976 | US3945236 Formation of segments for containers and the like |
| 03/16/1976 | US3944441 Method of making parts from sheet metal by means of oxygen cutting and an arrangement for orientating the gas cutting machine torch in working by said method |
| 03/16/1976 | US3944203 Oxidation cutting work support means |
| 03/16/1976 | US3944194 Metal cutting tool guide |
| 03/09/1976 | US3943396 High luminous intensity arc electrode of lantanum chromite |
| 03/02/1976 | US3941361 Water-filled burning table |