Patents for B23K 9 - Arc welding or cutting (32,679)
03/1983
03/29/1983US4378086 Device for positioning and welding binding hoops around a cylinder
03/23/1983EP0074803A1 Clad metal joint closure
03/23/1983EP0074430A1 Fast coupling for the connection of electrical welding and cutting torches to electrical welding sets
03/22/1983US4377024 Method of making a heat exchanger
03/17/1983WO1983000828A1 Work positioner including rotatable work-tables
03/16/1983EP0074106A1 Water-cooled protective gas welding torch for automatic welding appliances with a gas nozzle with internal blow-out facilities
03/16/1983EP0073818A1 Welding apparatus.
03/15/1983US4376793 Process for forming a hardfacing surface including particulate refractory metal
03/08/1983US4375995 Method for manufacturing high strength rail of excellent weldability
03/02/1983EP0073185A1 Automatic welder
03/02/1983EP0073109A1 Welding of tubes to tube plates
03/02/1983EP0072941A1 Method of and device for stud welding
03/02/1983EP0072928A1 Percussive arc welding process and device
02/1983
02/23/1983EP0072683A2 DC welding power supply system
02/22/1983US4375026 Weld quality monitor
02/09/1983EP0071545A1 Metal pieces cutting process using gas jets issued from the periphery of a rotating disc
02/08/1983US4373125 Apparatus for welding pipes
02/08/1983US4372474 Full function in-place weld head
02/08/1983US4372025 Light source to locate nozzle in tank
02/08/1983CA1140997A1 Method and apparatus for welding a cylindrical isolated phase bus
02/08/1983CA1140996A1 Deep narrow groove tungsten inert gas shielded welding process
02/08/1983CA1140995A1 Gas tungsten arc welding torch
02/08/1983CA1140994A1 Non-consumable composite welding electrode
02/01/1983US4371776 Welding power supply
02/01/1983US4371775 Method and apparatus for plasma welding
02/01/1983US4371773 Stud welding device
02/01/1983US4371771 Cutting torch and method
02/01/1983US4371107 Welding machine
02/01/1983US4371105 Cam controlled multi-axis automatic welding machine
02/01/1983CA1140640A1 Clad welding on an inclined surface
01/1983
01/26/1983EP0070773A1 Process for manufacturing metallic composite articles, and articles obtained thereby
01/26/1983EP0070689A1 Welding process for applying a hardfacing to a nodular iron base metal
01/25/1983US4370539 Device for the manual start-up of a plasma torch
01/20/1983WO1983000110A1 Apparatus for sensing the distance between an object of electrically conductive material and a reference point
01/18/1983CA1139847A1 Electric welding system and governor control
01/12/1983EP0069720A2 Apparatus for sensing the distance between an object of electrically conductive material and a reference point
01/12/1983EP0069619A1 Appliance for brasing a saw blade band
01/11/1983US4368375 Welding torch oscillating mechanical apparatus
01/11/1983US4368371 Flux consisting of potassium chloride, calcium or magnesium chloride, calcium fluoride, and one of potassium oxide or carbonate, or calcium carbonate
01/05/1983EP0069108A2 Process and appliance for producing welded grid bodies
01/04/1983CA1138941A1 Manual torches for tig welding with rotatable electrode
12/1982
12/28/1982US4366363 Workpiece tracing arc welding system
12/28/1982US4366362 All position TIG welding process
12/21/1982US4365137 Apparatus for electric-arc gas-shielded surfacing by droplets with consumable electrode
12/21/1982US4365132 Welding apparatus for polygonal cross-sectioned tubing
12/21/1982US4364171 Method for fabricating isolated phase bus
12/21/1982CA1137742A1 Method of and apparatus for the production of cylindrical bodies
12/15/1982EP0066626A1 Rotating arc welding method
12/14/1982US4363954 Device for the back support of the first run weld pool in the automatic butt-welding of pipes
12/14/1982US4363952 Welding method for stainless steel weld overlay
12/14/1982US4363951 Welding flux contains silicon, titanium, zirconium, calcium, manganese, magnesium, and barium oxides with calcium fluoride
12/14/1982US4363402 Open-faced welding rod/stub receptacle
12/14/1982CA1137563A1 Method and device for automatic startup of a plasma cutting torch
12/09/1982WO1982004211A1 Power and fluid supply source with multi-function cutting and welding capabilities
12/08/1982EP0066502A1 Method and apparatus for controlling the length of an electric arc
12/07/1982US4362919 Method of welding using a covered tungsten electrode
11/1982
11/30/1982US4361747 Manual torches for TIG welding
11/30/1982US4361746 Underwater cutting and welding torch
11/25/1982WO1982003999A1 Apparatus and method for double end stud welding
11/24/1982EP0065405A2 Improved torch useful in air carbon arc processes
11/23/1982US4360141 Holder for welding seam back-up tape
11/23/1982CA1136226A1 Electrical arc welding apparatus using a welding sequence of intervals of high and low mean power
11/17/1982EP0064930A2 Bonding wire ball forming method and apparatus
11/17/1982EP0064891A1 Welding devices using electrical discharges, especially for arc welding
11/17/1982EP0064835A2 A wire-feed mechanism
11/17/1982EP0064659A2 Device for feeding wire at great distances
11/17/1982EP0064603A2 Automatic contactless torch guidance along the seam centre line during shielding-gas arc welding
11/16/1982US4359624 Welding apparatus with automatic following of the joint to be welded
11/16/1982US4359621 Method for continuously welding a plurality of tubes disposed in multiple rows to a tube sheet
11/16/1982US4359599 Electrical conductor connection and method of making same
11/16/1982US4358949 Argon purity tester
11/16/1982CA1135798A1 Stud welding device with cylindrical positioning guide member
11/10/1982EP0064454A1 Method to position a member laterally with respect to a joint formed between two metallic surfaces, and showing discontinuities
11/10/1982EP0064288A1 Method and apparatus for the production and utilization of activated molecular beams
11/09/1982US4358300 Welding fume and spark trap
11/09/1982US4358166 Positioning devices
11/03/1982EP0063619A1 Pulse arc welding method and device
11/02/1982US4357518 Multischedule welding control
11/02/1982US4357515 Manual tube-to-tubesheet welding torch
11/02/1982CA1134681A1 Welding rods and wire and methods of hard facing
10/1982
10/27/1982EP0063424A2 Power supply for electric arc welding
10/27/1982EP0063239A1 Multiple-wall pipe structure with anticorrosion end protection
10/26/1982US4356378 Apparatus for automatically guiding a welding gun along a programmed welding seam
10/26/1982US4356372 Sheiled-arc tube welder with intermediate gas supply
10/26/1982US4356362 Hazard switch arrangement
10/26/1982CA1134452A1 Expandable purge unit for inert gas welding
10/26/1982CA1134451A1 Arc-welding of cupro-nickel pipes and other parts
10/26/1982CA1134450A1 Submerged arc welding process and apparatus for production of cylindrical bodies
10/20/1982EP0062996A2 Orbital cassette welding head
10/19/1982CA1133992A1 Welding process
10/14/1982WO1982003351A1 Method of controlling welding with rod electrode
10/13/1982EP0062554A1 Mobile spot welding appliance with added metal under shielding gas
10/13/1982EP0062124A1 Method of, and apparatus for, gas shielded arc welding with direct current non-consumable electrode
10/12/1982US4354090 Z-bar guide apparatus and method of butt welding
10/12/1982US4354088 Gas shielded welding torch
10/12/1982US4354087 Welding powder feed device
10/12/1982US4354085 Pipe welder with improved seam spreader
10/12/1982US4353689 Heating arrangement for revolving bodies whose diameter varies during production thereof by build-up welding
10/12/1982CA1133588A2 Methods and apparatus for heating metal parts with magnetically driven travelling electric arc
10/12/1982CA1133465A1 Corrosion resistnt joint assembly