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
More topics under "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" (228,571)
B23K 1 - Soldering, e.g. brazing, or unsoldering (16,089)
B23K 10 - Welding or cutting by means of a plasma (5,088)
B23K 101 - Articles made by soldering, welding or cutting (5,065)
B23K 103 - Materials to be soldered, welded or cut (2,697)
B23K 11 - Resistance welding; Severing by resistance heating (12,828)
B23K 13 - Welding by high-frequency current heating (1,807)
B23K 15 - Electron-beam welding or cutting (2,812)
B23K 17 - Use of the energy of nuclear particles in welding or related techniques (74)
B23K 20 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating (16,765)
B23K 23 - Alumino-thermic welding (500)
B23K 25 - Slag welding, i.e. using a heated layer or mass of powder, slag, or the like in contact with the material to be joined (350)
B23K 26 - Working by laser beam, e.g. welding, cutting, boring (47,857)
B23K 28 - Welding or cutting not covered by groups (1,588)
B23K 3 - Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods (10,880)
B23K 31 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups (10,413)
B23K 33 - Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby (3,169)
B23K 35 - Rods, electrodes, materials, or media, for use in soldering, welding, or cutting (23,588)
B23K 37 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass (29,284)
B23K 5 - Gas flame welding (1,229)
B23K 7 - Cutting, scarfing, or desurfacing by applying flames (3,809)
B23K 9 - Arc welding or cutting (32,679)
Patents 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 (389)
03/2000
03/08/2000CN1246734A Electric battery
11/1999
11/25/1999WO1999059767A1 Method and arrangement for improving quality in fusion welding operations
09/1999
09/30/1999WO1999048639A1 Leadless solder
08/1999
08/04/1999EP0933160A1 Method for preparing a welding fluid of constant physico-chemical characteristics with time, and a plant for its preperation
07/1999
07/22/1999WO1999036223A1 Method for preparing a welding fluid of constant physico-chemical characteristics with time, and a plant for its preparation
07/22/1999CA2283558A1 Method for preparing a welding fluid of constant physico-chemical characteristics with time, and a plant for its preparation
01/1999
01/27/1999CN1205928A Use of silver-copper palladium brazing alloys
01/20/1999EP0891837A1 Use of silver/copper/palladium brazing alloys
12/1998
12/15/1998US5849006 Laser sculpting method and system
12/02/1998CN1040955C Method for producing indicia on diamonds
09/1998
09/23/1998EP0865340A1 Method for attaching a first element of a first material to a second element of a second material by a welding process
05/1998
05/12/1998CA2027570C Method and composition for protecting and enhancing the solderability of metallic surfaces
04/1998
04/29/1998EP0790807A4 Laser sculpting method and system
08/1997
08/27/1997EP0790807A1 Laser sculpting method and system
08/05/1997US5653900 Using high energy density beam
07/1997
07/09/1997EP0604553B1 Plasma torch electronic circuit
05/1997
05/01/1997WO1997015418A1 Method for attaching a first element of a first material to a second element of a second material by a welding process
03/1997
03/26/1997EP0552321B1 Methods for producing indicia on diamonds
03/11/1997CA2093216C Methods for producing indicia on diamonds
12/1996
12/27/1996EP0749799A2 Die insert method and method for producing same
11/1996
11/12/1996US5573684 Methods for producing indicia on diamonds
11/1995
11/02/1995WO1995028890A1 Laser sculpting method and system
11/02/1995CA2188039A1 Laser sculpting method and system
05/1995
05/31/1995CN1103018A Device for spot welding of structures constituted by sheet metal elements
04/1995
04/25/1995US5410125 Methods for producing indicia on diamonds
09/1994
09/28/1994EP0423286B1 Method and composition for protecting and enhancing the solderability of metallic surfaces
12/1993
12/28/1993CA1325514C Method of joining articles
08/1993
08/04/1993EP0552321A4 Methods for producing indicia on diamonds
07/1993
07/28/1993EP0552321A1 Methods for producing indicia on diamonds.
02/1993
02/24/1993EP0313594B1 Joining device and process using laser radiation
12/1992
12/09/1992CN1019363B Inertia weld for hollow parts
09/1992
09/23/1992EP0398871B1 Process for manufacturing electronic components using a soft soldering flux based on carboxylic acid
08/1992
08/06/1992WO1992012820A1 Dynamic laser marking
08/06/1992WO1992009876A3 Methods for producing indicia on diamonds
07/1992
07/22/1992EP0495647A1 Dynamic laser marking
06/1992
06/17/1992EP0299969B1 Apparatus to be used when welding pipes together
06/17/1992CN1061929A Methods for producing indicia on diamonds
06/03/1992CN1016854B Resistance welding in aluminium
05/1992
05/26/1992US5116432 And fluoroalkyl alcohol
04/1992
04/22/1992EP0280712B1 A nozzle for laser processing
04/12/1992WO1992009876A2 Methods for producing indicia on diamonds
03/1992
03/31/1992CA1298353C Device for and method of establishing joints by means of laser beams
03/04/1992EP0357696B1 Cooling device
05/1991
05/07/1991CA1283954C Apparatus to be used when welding pipes together
12/1990
12/19/1990EP0403246A2 Flame cutting torch
11/1990
11/28/1990EP0398871A1 Process for manufacturing electronic components using a soft soldering flux based on carboxylic acid.
10/1990
10/12/1990WO1990011867A1 Method and composition for protecting and enhancing the solderability of metallic surfaces
08/1990
08/15/1990CN1009177B Apparatus to be used welding pipes together
07/1990
07/11/1990CN1043651A Inertia weld improvements through use of staggered wall geometry
05/1990
05/08/1990US4924066 Cooling device
03/1990
03/27/1990US4912297 Device for and method of establishing joints by means of laser beams
03/14/1990EP0357696A1 Cooling device.
10/1989
10/03/1989US4871897 Nozzle for laser processing
08/1989
08/23/1989EP0219517B1 Thermoplastic soldering material, process and device
07/1989
07/27/1989WO1989006584A1 Process for manufacturing electronic components using a soft soldering flux based on carboxylic acid
07/27/1989WO1989006582A1 Cooling device
07/19/1989EP0324194A1 Process for manufacturing electronic components using a carboxylic acid based soldering flux
05/1989
05/09/1989US4828160 Apparatus to be used when welding pipes together
05/03/1989EP0313594A1 Joining device and process using laser radiation.
03/1989
03/21/1989US4814577 Control circuit in plasma arc cutting and welding equipment designed for transferred arc operation
01/1989
01/25/1989EP0299969A1 Apparatus to be used when welding pipes together.
11/1988
11/30/1988CN88102893A Resistance welding in aluminium
11/03/1988WO1988008353A1 Joining device and process using laser radiation
03/1988
03/09/1988EP0259270A1 Control circuit in plasma arc cutting and welding equipment
12/1987
12/16/1987EP0014213B2 Ultrasonic packaging machine
10/1987
10/21/1987CN87102272A Apparatus to be used welding pipes together
10/08/1987WO1987005844A1 Apparatus to be used when welding pipes together
04/1987
04/29/1987EP0219517A1 Thermoplastic soldering material, process and device.
12/1986
12/03/1986EP0203623A2 Wavesoldering device, particularly for printed circuits
09/1986
09/25/1986WO1986005428A1 Thermoplastic soldering material, process and device
03/1986
03/05/1986EP0091463B1 Underwater cutting torch
10/1985
10/08/1985CA1194777A1 Underwater cutting tool
06/1985
06/25/1985CA1189361A1 Equipment for welding end caps to nuclear fuel rods
10/1984
10/16/1984US4477060 Underwater cutting tool
03/1984
03/27/1984USRE31544 Current unit for arc welding
10/1983
10/19/1983EP0091463A1 Underwater cutting torch.
05/1983
05/03/1983US4382171 Arc welding current supply
04/1983
04/28/1983WO1983001480A1 Underwater cutting torch
02/1983
02/16/1983EP0014213B1 Ultrasonic packaging machine
01/1983
01/25/1983CA1140035A1 Ultrasonic packaging machine
09/1982
09/07/1982CA1131085A1 Procedure for carrying out arc welding and a welding rod applicable thereto
03/1982
03/09/1982US4319116 Welding using soap shielding
08/1980
08/26/1980CA1084594A1 Joining of flat surfaces by electric resistance welding
08/20/1980EP0014213A1 Ultrasonic packaging machine.
03/1980
03/18/1980US4193833 Ultrasonic packaging machine
03/11/1980CA1073534A1 Current unit for arc welding
11/1979
11/29/1979WO1979000972A1 Ultrasonic packaging machine
10/1979
10/30/1979CA1065341A1 Oxidation of propylene and isobutylene to obtain the corresponding unsaturated aldehydes and acids
06/1979
06/26/1979US4159409 Current unit for arc welding
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