Patents
Sitemap › B23 - Machine tools; Metal-working not otherwise provided for › B23K - Soldering or unsoldering; Welding; Cladding or plating by soldering or welding; Cutting by applying heat locally, e.g. flame cutting; Working by laser beam › B23K 9 - Arc welding or cutting
Patents for B23K 9 - Arc welding or cutting (32,679)
10/1982
10/05/1982US4352975 Pipe welding apparatus
09/1982
09/29/1982EP0061401A1 Method and means to position a member laterally with regard to a discontinuity between two displaced metal surfaces
09/29/1982EP0061155A1 Tool orientation apparatus
09/28/1982CA1132402A1 Z-bar guide apparatus
09/28/1982CA1132380A1 Welded structrue having improved mechanical strength and process for making same
09/22/1982EP0060608A1 Both-side single layer, high speed submerged arc welding process
09/22/1982EP0060382A1 Process and appliance for welding two hollow bodies along their intersection curves
09/21/1982US4350869 Method of automatically welding with a non-consumable electrode
09/21/1982US4350868 Follow-up control apparatus for controlling the movement of a welding weaving device
09/21/1982CA1132202A1 Device for welding together two bars on their front sides
09/16/1982WO1982003136A1 Power factor monitoring and control system for resistance welding
09/16/1982WO1982003033A1 Microprocessor control of welding apparatus
09/14/1982US4349720 Coupling arrangement for a welding apparatus
09/14/1982US4349717 Flux dam assembly and method
09/08/1982EP0059279A1 Power factor monitoring and control system for resistance welding
09/07/1982US4348578 Workpiece monitoring means for electric discharge working apparatus
09/07/1982US4348574 Flux dam for submerged arc welding
09/07/1982US4348131 Welded structure having improved mechanical strength and process for making same
09/07/1982US4348041 Butt welded tubular structure of austenite stainless steel
09/07/1982CA1131318A1 Electric spark metal deposition on mill rolls during normal operation of the mill
09/07/1982CA1131105A1 Method of producing high-strength steel pipes having a good weldability and adapted to be used in a steam distribution pipeline in the oil sands development
09/07/1982CA1131104A1 Process for treating weldments
09/07/1982CA1131085A1 Procedure for carrying out arc welding and a welding rod applicable thereto
08/1982
08/31/1982US4347427 Submerged arc welding gun
08/31/1982US4347426 Arc-spot welding method and apparatus
08/31/1982US4347421 Automatic pipe circumference welding apparatus
08/31/1982US4346808 Device for use in welding reinforcement members to panel plates
08/31/1982US4346667 Inside powder striping apparatus
08/31/1982CA1130870A1 Stud welding with liquid smut-removing shield
08/31/1982CA1130869A1 Process and apparatus for testing arc stud welding guns
08/31/1982CA1130790A1 Heat exchanger
08/31/1982CA1130705A1 Welding silicon steel
08/25/1982EP0058255A2 Stud welding gun
08/24/1982US4346280 Method and apparatus for building up surface layer with alternating composition
08/24/1982US4346279 Narrow gap welding torch with replacement tip
08/24/1982US4345744 Working machine with flame cutter and cooling unit
08/18/1982EP0058135A2 Z-bar guide apparatus and method of butt welding
08/18/1982EP0058010A1 High voltage welding
08/17/1982US4345139 Constant current SCR power supply method and system for a welding load
08/17/1982US4344556 Welding backup tape and its method of manufacture
08/17/1982US4344553 Welding wire feed device
08/11/1982EP0057512A2 Apparatus for positioning receptacles
08/10/1982US4343983 Non-consumable composite welding electrode
08/04/1982EP0057131A1 Tool position and working speed servo appliance
08/03/1982US4342898 Method of surfacing and apparatus for controlling same
08/03/1982US4342897 Recovery type flux feeding assembly
08/03/1982US4342211 Process and apparatus for extruding a composite section
08/03/1982CA1129016A1 Method and apparatus for seam-welding steel pipes
08/03/1982CA1128737A1 Process and apparatus for production of welded tubes
07/1982
07/28/1982EP0056421A1 Electrode for an arc torch and mounting thereof
07/27/1982US4341944 Reduction of arc blow in multi-electrode welding
07/27/1982US4341938 Method and apparatus for seam-welding steel pipes
07/27/1982US4341237 Apparatus and method for reducing the waste of welding gas
07/20/1982CA1128143A1 Digital welder control system
07/20/1982CA1128142A1 Short-circuit arc welding apparatus
07/20/1982CA1128141A1 Electrode drive and nozzle system for automatic air-carbon arc cutting and gouging torch
07/13/1982US4339653 Method for double end stud welding
07/13/1982US4339652 Power supply for percussion welding
07/06/1982US4338507 Water-quenched collection system for use with a plasma-arc torch
07/06/1982US4337708 Railway car superstructure frame
07/06/1982CA1127245A1 Automatically controlled current source for welding apparatus
06/1982
06/30/1982EP0054757A1 Inside powder striping apparatus
06/30/1982EP0054712A1 Narrow-gap submerged-arc equipment
06/29/1982US4337387 Backing support strip for welding
06/29/1982US4337386 Welder control
06/22/1982US4336441 Welding process
06/22/1982US4336440 Weld tracking/electronic arc sensing system
06/22/1982US4336436 Method for welding girth joints in pipe lines
06/15/1982CA1125864A1 Air-carbon arc cutting and gouging torch
06/10/1982WO1982001840A1 Torch for gas welding in narrow deep edge preparation
06/10/1982WO1982001839A1 Rotating arc welding method
06/09/1982EP0053380A1 Process and appliance for welding magnetizable work-pieces by a moving electric arc
06/08/1982US4334140 Pipe clamp with improved band connection
06/08/1982US4333670 Stepped transition joint
06/08/1982US4333594 Planet guide roller feed arrangement for melting welding wires
06/08/1982CA1125387A1 Programmed welding machine with continuously monitored override control
06/08/1982CA1125384A1 Welding flux closed loop system
06/08/1982CA1125383A1 Welding process for production of a steel pipe
06/02/1982EP0053006A1 Two electrode welding method
06/01/1982US4333001 Method for welding an impeller
06/01/1982US4332996 Apparatus for resurfacing track links for crawler-type tractors
06/01/1982CA1124554A1 Method of producing hardfaced plate by welding deposition
05/1982
05/27/1982WO1982001681A1 Robot
05/25/1982US4331281 Process and apparatus for production of welded tubes
05/25/1982US4331278 Pipe welding apparatus
05/25/1982CA1124334A1 Stud welding apparatus
05/25/1982CA1124333A2 Methods and apparatus for reducing operating noise of the air-carbon arc cutting and gouging process
05/25/1982CA1124267A1 Hard facing of metal substrates
05/19/1982EP0052003A1 Method and apparatus for butt welding
05/18/1982US4330074 Apparatus for automatic welding of bevelled tubes
05/13/1982WO1982001492A1 Device for inert gas arc welding
05/11/1982CA1123498A1 Weld head control and guidance system
05/05/1982EP0050833A1 Process for the production of heavy constructions
05/05/1982EP0050807A1 Arc welding apparatus
05/05/1982EP0050706A2 Apparatus for welding and burr removing of wheel rims
05/04/1982US4328416 Seam tracker for automatic welder
05/04/1982US4328050 Metal working
05/04/1982CA1123062A1 Method and apparatus for improving the environment when electric-arc-welding
04/1982
04/28/1982EP0050568A1 Manufacturing process for a nuclear reactor vessel ring
04/28/1982EP0050355A1 Underwater cutting and welding torch
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