| Patents for B23K 10 - Welding or cutting by means of a plasma (5,088) |
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| 06/11/1992 | WO1992010077A1 Gas plasma generating system |
| 06/09/1992 | US5120930 Plasma arc torch with improved nozzle shield and step flow |
| 06/06/1992 | WO1992010325A1 Opening a taphole with a plasma torch |
| 06/06/1992 | CA2096720A1 Opening of a taphole with a plasma torch |
| 06/04/1992 | DE4143273A1 Plasma burner for cutting metal workpieces - has 2 channels for cutting gas with different oxygen contents giving high speed feed |
| 06/04/1992 | DE4038208A1 Processing machine producing openings in hollow sections - has frame at which workpiece clamping unit is arranged and with processing support moving relative to it |
| 06/03/1992 | EP0496733A4 Improved nozzle for a plasma arc torch. |
| 06/03/1992 | EP0487573A1 Plasma arc torch with improved nozzle shield and step flow. |
| 06/03/1992 | CN2106026U Rectifier arc welding, thin-sheet arc welding and air plasma arc cutting three-purpose machine |
| 06/02/1992 | CA1302517C Arc device with adjustable cathode |
| 04/29/1992 | EP0482216A1 Complex machine tool |
| 04/29/1992 | CN2102820U Quadratic synchronous compress plasma focusing cutting gun |
| 04/22/1992 | EP0481958A1 Nozzle shield for a plasma arc torch |
| 04/21/1992 | US5107092 Process and apparatus for plasma melt cutting under water |
| 04/15/1992 | EP0480149A2 Method and apparatus for welding and cutting |
| 04/15/1992 | CN2101553U Portable energy saving plasma cutting machine |
| 04/15/1992 | CN2101552U Water adjustable compressed internal circulating hydrocooling plasma gun |
| 04/09/1992 | DE4030541A1 Burner for plasma powder coating device - has central electrode enclosed by plasma jet and carrier gas jet |
| 04/07/1992 | US5103072 Use in a bath of molten metal |
| 04/03/1992 | WO1992006223A1 Nickel or cobalt based cermet with dispersed niobium carbide |
| 04/03/1992 | CA2093238A1 Nickel or cobalt based cermet with dispersed niobium carbide |
| 03/19/1992 | WO1992004133A1 High velocity electric-arc spray apparatus and method of forming materials |
| 03/11/1992 | EP0474604A2 Apparatus for thermal plasma processing of workpiece surfaces |
| 02/26/1992 | CN2097055U Arc starting arrangement for non-melt electrode welding |
| 02/25/1992 | US5091625 Plasma arc cutting device having metal deposition removal function and method for removing deposition from nozzle of the plasma arc cutting device |
| 02/04/1992 | US5086205 Apparatus employing a welding power supply for powering a plasma cutting torch |
| 02/04/1992 | US5085363 Method of weld repairing of a section of a metallic cylindrical member |
| 01/29/1992 | CN2094414U Multi-torch air plasma cutter |
| 01/23/1992 | DE4022112A1 Plasmabrenner fuer uebertragenen lichtbogen Plasma torch for over transferred arc |
| 01/22/1992 | CN2093714U Plasma cutting gun |
| 01/22/1992 | CN1058126A Plasmaburner for transmitting arc |
| 01/22/1992 | CN1058087A Dc arc torch power supply |
| 01/21/1992 | US5083005 Electrode for working plasma torch and corresponding torch |
| 01/15/1992 | EP0465941A2 Plasma torch with transferred arc |
| 01/12/1992 | WO1992001360A1 Plasma burner for transferred arc |
| 01/12/1992 | CA2086821A1 Plazma burner for transferred arc |
| 01/12/1992 | CA2045844A1 Plasma burner for transferred electric arc |
| 01/08/1992 | CN2092395U Air plasma cutter being able to generate automatically the arc |
| 01/02/1992 | DE4020535A1 Thermal cutter esp. for preventing deformation of thin metal sheet - has sheet supported on struts away from solid surface with gaps for passage of gases and particles |
| 12/27/1991 | WO1992000658A1 Plasma torch |
| 12/24/1991 | US5074802 Pneumatic-electric quick disconnect connector for a plasma arc torch |
| 12/16/1991 | WO1991020176A1 A dc arc torch power supply |
| 12/16/1991 | CA2085594A1 Dc arc torch power supply |
| 12/11/1991 | EP0460213A1 Method and apparatus for plasma cutting |
| 12/03/1991 | US5070228 Method for plasma spray joining active metal substrates |
| 12/03/1991 | US5070227 Proceses and apparatus for reducing electrode wear in a plasma arc torch |
| 11/28/1991 | WO1991017846A1 Composite machine tool |
| 10/31/1991 | WO1991016170A1 Standoff control method and apparatus for plasma cutting machine |
| 10/31/1991 | WO1991016169A1 Method of controlling torch height in plasma cutting |
| 10/30/1991 | EP0454073A1 Method of strengthening aluminium castings in the specified local part |
| 10/25/1991 | WO1991016166A1 Swirl ring and flow control process for a plasma arc torch |
| 10/25/1991 | WO1991016165A1 Improved process and apparatus for reducing electrode wear in a plasma arc torch |
| 10/25/1991 | WO1991016164A1 Process and apparatus for reducing electrode wear in a plasma arc torch |
| 10/25/1991 | CA2081459A1 Swirl ring and flow control process for a plasma arc torch |
| 10/25/1991 | CA2081458A1 Process and apparatus for reducing electrode wear in a plasma arc torch |
| 10/25/1991 | CA2081457A1 Process and apparatus for reducing electrode wear in a plasma arc torch |
| 10/23/1991 | EP0452494A1 Transferred plasma-arc torch |
| 10/16/1991 | EP0436576A4 Electric arc generating device |
| 10/09/1991 | CN2086180U Improved circulation cool electrode plasma cutting blowpipe |
| 10/02/1991 | EP0449467A1 Apparatus employing a welding power supply for powering a plasma cutting torch |
| 10/02/1991 | CN1014126B Plasma cutting-torch |
| 10/01/1991 | US5053600 Slag chute system |
| 09/27/1991 | CA2038794A1 Plasma cutting torch power supply |
| 09/25/1991 | CN2085279U Water cooler for electrode of air plasma cutting machine |
| 09/18/1991 | CN1054698A Plasma arc starting process |
| 09/11/1991 | EP0445818A1 Method of modifying surface qualities of metallic articles and apparatus therefor |
| 09/11/1991 | CN1054387A Plasma arc torch having extended nozzle |
| 09/04/1991 | EP0444346A2 Plasma arc torch having extended nozzle |
| 09/04/1991 | EP0444344A2 Plasma arc starting process |
| 09/03/1991 | US5045667 Manual keyhole plasma arc welding system |
| 08/27/1991 | US5043554 Plasma-arc cutting apparatus having means for deflecting plasma arc |
| 08/22/1991 | DE4005002A1 Processing contaminated metal scrap - esp. transformers contg. PCB coolants |
| 07/31/1991 | CN1053380A Electrode for plasma arc torch |
| 07/30/1991 | US5036176 Plasma arc cutter and method of controlling the same |
| 07/25/1991 | WO1991010531A1 Method for determining location of a sheet edge |
| 07/24/1991 | EP0437915A2 Electrode for plasma ARC torch |
| 07/17/1991 | EP0436576A1 Electric arc generating device. |
| 07/10/1991 | EP0436021A1 Plasma-arc cutting machine and a method of controlling the same |
| 07/03/1991 | CN1052624A Double sharp magnetic field recompressing plasma arc cutting |
| 06/25/1991 | US5026966 Bath or shower |
| 06/11/1991 | US5023425 Alloy with high thermoconductivity, oxidation resistance, melting point and work function |
| 06/05/1991 | EP0429900A2 Method for manufacturing hollow valves of piston motors |
| 06/05/1991 | EP0429671A1 Device for applying dross adhesion preventive for plasma cutting |
| 06/04/1991 | US5021629 Electric plasma arc powder welded slide layer for rotary fluid pump vane |
| 05/28/1991 | CA1284522C Plasma arc torch having supplemental electrode cooling mechanisms |
| 05/28/1991 | CA1284521C Hood for arc torch, and cutting torch thus equipped |
| 05/23/1991 | DE4006167C1 Steel pipes mfr. - by forming strip into slit tube and welding tube with sides of slit pressed together |
| 05/21/1991 | US5017752 Plasma arc torch starting process having separated generated flows of non-oxidizing and oxidizing gas |
| 05/15/1991 | EP0427592A1 Plasma torch with short-circuit arc starting |
| 05/15/1991 | EP0427591A1 Plasma torch with non-cooled plasma gas injection |
| 05/15/1991 | EP0427590A1 Plasma torch with electromagnetic coil for rotating the arc |
| 05/15/1991 | EP0427194A2 Multiple torch type plasma generation device and method of generating plasma using the same |
| 05/15/1991 | CN1051322A Plasma arc cutting torch having extended lower nozzle member |
| 05/08/1991 | EP0426289A2 Plasma ARC cutting torch having extended lower nozzle member |
| 05/07/1991 | US5013885 Plasma arc torch having extended nozzle of substantially hourglass |
| 04/24/1991 | EP0423242A1 Apparatus for machining by the means of a plasma beam a workpiece made of a material of high softening or melting point, especially quartz, glass or a metal |
| 04/21/1991 | WO1991005629A1 Improved nozzle for a plasma arc torch |
| 04/17/1991 | EP0423069A2 Cutting head for use in a non-contact cutting process |
| 04/16/1991 | US5008511 Plasma torch with axial reactant feed |
| 04/10/1991 | EP0391984A4 Apparatus and process for cooling a plasma arc electrode |