Patents for B23K 5 - Gas flame welding (1,229)
01/1995
01/11/1995CN2187086Y Gas welding torch
12/1994
12/28/1994CN1096723A Oxyhydrogen welding and cutting machine
12/14/1994CN2185173Y 气体净化器 Gas Purifier
12/08/1994DE4318754A1 Method of making a bottom on a bottle blank
12/07/1994CN2184505Y Hydrogen-oxygen welding and cutting machine
11/1994
11/16/1994CN2182704Y Multi-function hydrogen-oxygen welding-cutting machine
11/16/1994CN2182703Y Hydrogen-oxygen gas flame welding and cutting machine
11/09/1994CN2182021Y Safety gas soldering machine
10/1994
10/19/1994CN1093632A Local repair welding method for aurtungsten sleeve of liquid friction bearing
10/06/1994DE4416062A1 Extraction arrangement
09/1994
09/28/1994CN1092710A multifunctional rotary spray welding unit
09/21/1994CN2177558Y Combined water-electrolytic fuel gas welding and cutting machine, and electric welding machine
09/21/1994CN2177556Y Light movable gas flame welding and cutting device
09/14/1994CN2176863Y Electrolytic water welding-cutting machine
08/1994
08/31/1994CN2175658Y 氢氧源焊割机 Hydrogen source welding and cutting machine
08/10/1994CN2173678Y Controllable oxyhydrogen welding and cutting machine
08/10/1994CN2173677Y Universal welder
06/1994
06/01/1994CN2167099Y Electrolytic cell for producing oxygen and hydrogen for welding and cutting
06/01/1994CN2166906Y Portable gas flame welding machine
05/1994
05/25/1994CN2165950Y Multi-purpose welding and cutting machine
05/25/1994CN1087042A Method for welding aluminium and other metals
05/19/1994DE4235924A1 Gas burner for welding optical fibres together - has burner tube of material with similar properties to fibres to be welded
05/04/1994CN2163711Y Full-automatic oxyhydrogen welding or cutting and electric welding device
04/1994
04/20/1994CN2162321Y No-press high-temp. multi-flame welding machine
04/13/1994CN2161409Y Hydrolysis welding cutting machine
04/06/1994CN2160492Y Welding and cutting machine with hydrogen and oxygen sources
03/1994
03/30/1994CN2159848Y Automatic controller for rail welder
03/30/1994CN2159847Y Hydrogen energy welder
03/23/1994CN2159279Y Hydrogen-oxygen cutting machine
03/19/1994CA2106425A1 Method of restoring the bore of a turbo-machine rotor
03/17/1994DE4231006A1 Appts. for welding light waveguide - comprises gas burner and ignition appts. contg. ignition element for gas flow
03/16/1994CN2158877Y Electrolytic bath for hydrogen-oxygen welding-cutting machine
02/1994
02/16/1994CN1023821C Gas welding machine by electrolysis of water
01/1994
01/26/1994CN1081135A Accumulator battery eyelet welding method
01/26/1994CN1081132A Electrical-gas welder
01/20/1994WO1994001379A1 Welding procedure for a closed tube assembly
01/19/1994CN2153435Y Oxyhydroge welding machine
01/12/1994CN2152634Y Ac-dc driven portable welding or cutting tool
11/1993
11/18/1993DE4215634A1 Welding head suction device - has independently movable suction cable, acting also as holding grip
11/10/1993CN2145671Y Multifunctional oxyhydrogen welding cutter
11/09/1993US5259549 Method to attach a plate to a steel substrate
10/1993
10/27/1993CN2144552Y Hydrogen gas minisize silver brazing device
10/20/1993EP0566212A1 Welding device
10/19/1993US5253795 Manufacturing method for battery terminal
10/07/1993DE4210699A1 Soldering or welding device - with automatic level control on vaporising liq. which enriches fuel gas and controls flaming temp.
09/1993
09/02/1993DE4229227C1 Water-cooled inert gas welding torch with cooling circulation - has water supply and return hoses coupled to torch body, water supply and return channels through torch stem to nozzle and by=pass with valve connecting supply and return
09/01/1993CN2141343Y Water welding machine
09/01/1993CN2141342Y Hydrogen and oxygen source welding and cutting machine
08/1993
08/25/1993CN2140801Y Oxyhydrogen cutting and welding machine
08/25/1993CN2140800Y Oxyhydrogen cutting and welding machine
08/18/1993CN2140277Y Flame welding-cut unit using hydrolyzed hydrogen and oxygen
08/11/1993CN2139867Y 改进型瓦斯焊笔 Improved gas welding pen
06/1993
06/02/1993CN1072624A Aluminium welding method for aluminium-copper heterogenous metal
05/1993
05/26/1993CN2134253Y Multifunctional mini-size gas welding torch
05/12/1993CN2132585Y Safety gas welder
04/1993
04/29/1993WO1993007985A1 Method and system for electrolytically obtaining gas for gas-plasma technology
04/27/1993US5205471 Method and apparatus for joining steel pieces in a hot rolling mill
02/1993
02/10/1993CN2126820Y Miniature sweating apparatus
02/03/1993CN2126700Y Hydrolytic hydrogen welder
01/1993
01/27/1993CN1068284A Efficient energy-saving method for water welder
12/1992
12/30/1992CN2126130U Hydrolysis oxyhydrogen welding-cutting and electric welding device
12/23/1992CN2125473U Automatic cleaning device for electrolytic water welding machine condensed water
11/1992
11/04/1992CN2120807U Electrolysic welding cut machine
09/1992
09/23/1992EP0505088A1 Method and apparatus for joining steel pieces in a hot rolling mill
08/1992
08/19/1992CN2113124U Hydraulic reinforcing bar fixture for acetylene welder
08/11/1992US5137394 Hollow steel pile, manufacturing method and pile driving method
07/1992
07/22/1992CN2110540U Multipurpose gas welder
06/1992
06/30/1992US5126530 Method for producing hollow gas exchange valves for reciprocating engines
06/30/1992US5125555 Automatic braze welding machine with sensor
06/24/1992EP0491636A1 In-situ soldering process and device for assembling and repairing structural elements to form vessel walls
05/1992
05/27/1992CN1061368A New gas cutting and gas welding material
05/19/1992CA1301203C Panelizing machine and method for use
05/13/1992CN2104093U Oxyhydrogen weld cutting and electric welding machine
04/1992
04/22/1992CN1060422A Propane cylinder for oxygen welding or cutting
04/08/1992CN2100953U Automatic frame profiling full ring air protective welder machine
03/1992
03/18/1992CN2098981U Acetylene welder
03/11/1992CN2098343U Fuel generator for welding machine
03/04/1992CN2097707U Ionization vaporization gas welding and cutting machine
02/1992
02/26/1992CN2097054U Portable welding gun
02/26/1992CN2097053U Light gas welding tool
02/19/1992CN1015521B Portable multi-purpose welding gun
02/18/1992CA1295957C Welded metal-plastic composite storage tanks and manufacture process
02/12/1992CN2095728U Gas burning welding and cutting machine
01/1992
01/29/1992CN2094410U Welding cutting device for petroleum liquefied gas
01/22/1992CN1058052A Gas welding machine by electrolysis of water
11/1991
11/27/1991CN2089385U Composite water electrolysis oxyhydrogen welding cutting device
10/1991
10/16/1991CN1055312A Oil water gas welding machine
09/1991
09/25/1991CN2085275U External heater for pipeling
09/11/1991CN2084401U Miniature two-nozzle gas welding gun
08/1991
08/28/1991CN2083527U 便携式火焰枪 Portable fire gun
08/21/1991CN2083095U Pressurized electrolytic water gas flame welding device
08/14/1991CN2082652U Dual purpose torch for cutting and welding
08/14/1991CN1053829A Process for manufacturing or repairing large bush
07/1991
07/31/1991CN2081772U Cutting blowpipe and welding torch using electronic ignition
06/1991
06/26/1991CN2079552U Hydrogen and oxygen generator
06/11/1991US5022581 Welding parts having different thermal expansions
06/05/1991EP0429900A2 Method for manufacturing hollow valves of piston motors
05/1991
05/22/1991CN2077344U Welding blowpipe
05/22/1991CN2077343U 便携式焊接装置 Portable welding equipment
05/15/1991CN2076896U Portable miniature flame welding unit
1 2 3 4 5 6 7 8 9 10 11 12 13