| Patents for B23K 28 - Welding or cutting not covered by groups (1,588) |
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| 08/24/1991 | CA2036850A1 Liquid jet cutting process and device |
| 06/26/1991 | CN2079554U Portable welding machine |
| 06/19/1991 | EP0432559A1 Process and apparatus for electrolytic welding |
| 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 |
| 03/13/1991 | EP0416122A1 Nc laser |
| 11/15/1990 | WO1990013392A1 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 |
| 10/31/1990 | CN2064698U Joint fixing device by fusion welding for helical corrugated metal hose |
| 09/20/1990 | WO1990010961A1 Nc laser |
| 07/18/1990 | EP0377588A1 Torch for plasma cutting and welding. |
| 05/30/1990 | CN2057607U Acid-base salt electric welding unit |
| 03/06/1990 | US4906805 Method and apparatus for high frequency electrical cast welding and surface hardening |
| 12/28/1989 | DE3835430C1 Device for welding electrode plates of the same polarity in an accumulator |
| 06/07/1989 | CN2038828U Portable acetylene welder for welding or cutting |
| 03/29/1989 | EP0308593A1 Method and apparatus for the microwave joining of nonoxide ceramic items |
| 01/26/1989 | WO1989000476A1 Burner for plasma cutting and welding |
| 11/29/1988 | US4787549 Automatic pipe inspection and repair system |
| 11/22/1988 | CA1245298A1 High-frequency electric resistance welding method using irradiation with a laser beam |
| 08/18/1988 | DE3703341A1 Nozzle for burners for plasma processing |
| 07/12/1988 | US4757172 Method and apparatus for the microwave joining of nonoxide ceramic items |
| 03/02/1988 | CN85109182B Diffusion welding method of superconductive strip (or wire rod) and its device |
| 12/08/1987 | US4711387 Method of producing pipes with crack arresters |
| 12/01/1987 | US4709848 Bonding reactor core plates and sheets of clad metal, acid dissolvable filler plates, high heat, pressure |
| 08/25/1987 | US4689467 Laser machining apparatus |
| 06/24/1987 | CN85109182A Diffusion welding method of superconductive strip (or wire rod) and its device |
| 03/10/1987 | US4649256 High-frequency electric resistance welding method using irradiation with a laser beam |
| 02/24/1987 | US4645895 Method and apparatus for surface-treating workpieces |
| 03/25/1986 | US4577384 Method for joining together heated workpieces for processing in a rolling mill |
| 02/25/1986 | US4572944 Adjustable welding furnace |
| 09/25/1985 | EP0155668A2 Plasma sculpturing with a non-planar sacrificial layer |
| 09/24/1985 | US4543116 Welding and fluid tightness process for the production of sensors |
| 07/18/1985 | WO1985003114A1 Method for making a failure-resistant damper |
| 05/07/1985 | US4515652 Plasma sculpturing with a non-planar sacrificial layer |
| 03/26/1985 | US4507540 Welding method combining laser welding and MIG welding |
| 01/02/1985 | EP0129603A1 Laser machining apparatus |
| 12/27/1984 | EP0129402A1 Spray welding of metals |
| 12/11/1984 | US4487576 High-temperature, high-pressure article treatment apparatus, and method |
| 12/04/1984 | US4486173 High-temperature, high-pressure workpiece treatment system |
| 11/06/1984 | US4480370 Heated railroad tank car |
| 06/26/1984 | US4456819 Adjustable welding furnace |
| 06/21/1984 | WO1984002296A1 Laser machining apparatus |
| 06/13/1984 | EP0110772A1 Soldering and sealing process for assembling transducers |
| 11/09/1983 | EP0036860B1 Fettling chamber for thermal fettling |
| 08/24/1983 | EP0086264A1 Device for treating workpieces in a combustion chamber |
| 08/24/1983 | EP0086263A1 Device for treating workpieces in a combustion chamber |
| 08/24/1983 | EP0086262A1 Device for treating workpieces in a combustion chamber |
| 07/19/1983 | US4394007 Deburring chamber for thermal deburring |
| 05/10/1983 | US4382978 Method of laser enhanced thermal diffusion |
| 11/24/1982 | EP0065453A1 Metallic tube sheet heat exchanger |
| 10/12/1982 | CA1133589A1 High frequency current welding of metal strip to a metal part |
| 04/27/1982 | CA1122661A1 Embedment of hard particles in a metal surface |
| 02/09/1982 | CA1117755A1 Weldable instrumentation installation tool |
| 11/17/1981 | CA1112486A1 Automated post burn station |
| 10/07/1981 | EP0036860A1 Fettling chamber for thermal fettling. |
| 06/16/1981 | CA1103071A1 Method of forming a socket weld |
| 04/02/1981 | WO1981000819A1 Fettling chamber for thermal fettling |
| 02/24/1981 | US4252595 Etching apparatus using a plasma |
| 02/17/1981 | US4251709 Process for joining metals |
| 01/07/1981 | EP0020899A1 Ion generator |
| 12/16/1980 | US4240007 Microchannel ion gun |
| 11/25/1980 | US4235647 Method for machining by thermal shock |
| 09/23/1980 | US4224499 Laser welding aluminum to copper |
| 09/02/1980 | CA1085023A1 Process for manufacturing forge-welding steel pipe |
| 07/22/1980 | US4213558 Aluminum or aluminum alloy |
| 06/25/1980 | EP0012550A1 Installation tool for spot welding instrumentation to the inner surface of a tube |
| 06/17/1980 | US4208567 Weldable instrumentation installation tool |
| 04/22/1980 | CA1075938B Explosive welding |
| 03/11/1980 | US4192984 Embedment of hard particles in a metal surface |
| 09/25/1979 | US4168795 Method of welding a projecting bracket to a tank or the like |
| 08/28/1979 | CA1061420A1 Resistance welding apparatus and method |
| 06/12/1979 | CA1056317A1 Pressure vessel construction and method |
| 05/01/1979 | CA1053606A1 Welding |
| 04/24/1979 | US4151034 Applicable to etching films of polycrystalline silicon |
| 03/13/1979 | US4144442 Welding austenitic manganese steel to carbon steel |
| 02/13/1979 | US4139139 Process for manufacturing butt-welded steel pipe |
| 07/11/1978 | CA1034404A1 Joining method using heat |
| 06/06/1978 | US4093100 Pressure vessel construction and method |
| 04/11/1978 | US4083710 Method of forming a metal pattern on an insulating substrate |
| 03/28/1978 | US4081656 Arc-assisted oxy/hydrogen welding |
| 03/28/1978 | US4081121 Method of high temperature assembly |
| 12/20/1977 | US4063677 Method of welding members together |
| 08/02/1977 | US4039802 Method of automatic or semi-automatic welding with gases |
| 03/29/1977 | US4014777 Welding |
| 03/22/1977 | US4013211 Method of forming a clad wire |
| 01/18/1977 | US4003788 Nuclear fuel elements sealed by electric welding |
| 11/16/1976 | US3992602 Resistance welding apparatus and method |
| 08/17/1976 | US3974955 Method and apparatus for welding members together |
| 06/08/1976 | US3961416 Method of assembling a dyanamoelectric machine |
| 02/17/1976 | US3938724 Method of making butt welded tubes |