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 › B23K 9 - Arc welding or cutting
Patents for B23K 9 - Arc welding or cutting (32,679)
10/2008
10/29/2008CN101296773A Control method for MIG/MAG-welding and welding equipment applying this method
10/29/2008CN101293314A Single-side welding device
10/29/2008CN101293313A Single-side welding device
10/29/2008CN101293303A TIG automatic welding technique for titanium alloy thick plate narrow interstice
10/29/2008CN101293302A Draught fan control circuit for contravariance energy-saving electric arc welder
10/29/2008CN101293301A Contravariance energy-saving electric shock preventing telecontrol electric arc welder
10/29/2008CN101293300A Renovation technique for phi2100í‡3400mm wrought steel support roll
10/29/2008CN100429036C Abutting joint machine for coil material
10/29/2008CN100429031C Welding torch for milling head sleeve and tungsten-pole inert gas protection welding
10/29/2008CN100429030C Arc welding system and method with low energy input
10/28/2008US7442898 Welding accessory arrangement
10/28/2008US7441997 Break away fastening system
10/28/2008US7441721 Device for preventing welding wire from tangling
10/28/2008US7441682 Wire feeding apparatus
10/23/2008WO2008124886A1 Drill string hard overlay application system
10/23/2008US20080257875 Wire Guide
10/23/2008US20080257874 Synchronized multiple drive wire feed welding system and method
10/23/2008US20080257869 Responding to arc discharges
10/23/2008US20080257868 Method and system of welding a bearing
10/23/2008US20080257008 High Strength Welded Steel Tube Superior in Hydrogen Embrittlement Cracking Resistance of Weld Metal and Method of Production of Same
10/23/2008DE102008019057A1 Verfahren und System zum Schweißen an einem Lager Method and system for welding on a bearing
10/22/2008EP1982788A1 Connecting device with alignment means for complementary and/or compatible connection
10/22/2008EP1981681A1 A-tig welding of copper alloys for generator components
10/22/2008EP1981676A1 Method and apparatus for welding with battery power
10/22/2008EP1648647A4 Air-cooled arc welding implement
10/22/2008EP1641588A4 Apparatus for performing a plurality of magnetic pulse forming or welding operations
10/22/2008EP1556184B1 Method of welding two aluminium workpieces
10/22/2008CN201136088Y Follow-up machine for automatic welding
10/22/2008CN101288925A High intensity gas shielded welding wire, wire rod and application thereof
10/22/2008CN101288924A Seawater corrosion resistance submerged arc welding wire rod, welding wire and application thereof
10/22/2008CN101288919A 50-120mm thick plate and ultra-thick plate welding method
10/22/2008CN101288918A 22Cr duplex phase stainless tube welding method
10/21/2008US7439471 Apparatus and method for automated servicing of a welding torch
10/21/2008US7439470 Method and apparatus for vibrating a substrate during material formation
10/21/2008CA2470220C Welder with integrated gas bottle
10/16/2008WO2008123329A1 High-strength welded steel pipe having weld metal excelling in low-temperature cracking resistance and process for manufacturing the same
10/16/2008WO2008122303A1 Element for securing a heating system to rolling plates in a continuous press
10/16/2008WO2007132362B1 Method and apparatus for characterizing a welding output circuit path
10/16/2008US20080253040 Ablative Plasma Gun
10/16/2008US20080252074 Method of Joining Components, Fitting and Tube Joint Where at Least One of the Components Comprises or is Made of Material Difficult to Weld
10/16/2008US20080251507 Hardfacing Ferroalloy Materials
10/16/2008US20080251502 Controlled fusion in a field reversed configuration and direct energy conversion
10/16/2008DE112006003602T5 Verbesserung beim Schweißprozess unter Verwendung einer elektrischen Schweißmaschine mit Gleichstrom Improvement during the welding process using an electric welding machine with DC
10/16/2008DE102007017224A1 Verfahren zum Plasma-Stichlochschweißen A method for plasma keyhole welding
10/16/2008DE102007017223A1 Verfahren zum Plasma-Stichlochschweißen A method for plasma keyhole welding
10/15/2008EP1980357A1 Method for joining members of different kinds
10/15/2008CN201132248Y High energy-saving NC-electric welding machine
10/15/2008CN101287572A System and method for butt-welding of steel plate
10/15/2008CN101284348A Preparation technique of sheet welding water cooling tube die
10/15/2008CN101284341A Integrated device of ultrasound auxiliary electric spark deposition and repair and ultrasound polish and method thereof
10/15/2008CN101284339A Welding wire and method for welding the aluminum and aluminum alloy and steel
10/15/2008CN101284336A Argon-arc welding-braze welding composite welding method for connecting the titanium alloy and steel
10/15/2008CN101284330A Molybdenum copper and stainless steel argon tungsten argon arc welding process
10/15/2008CN101284329A Filler wire argon tungsten arc process of super nickel/NiCr stacking compound material
10/15/2008CN101284328A Electric welding machine with overheating protection circuit and novel air duct
10/15/2008CN100425388C Strong force safety electric welding tongs
10/15/2008CN100425386C Alloy tubular wire for tube mould submerged-arc pile-up welding
10/15/2008CN100425383C Overheat protection circuit for fan of electric welder
10/09/2008WO2008121227A1 Method for girth welding metallic pipes
10/09/2008WO2008119365A1 Welding bit holder
10/09/2008WO2008097263A3 Apparatus and method of oxidation utilizing a gliding electric arc
10/09/2008WO2008021882A3 Equipment and process for applying an external structural weld to piping and similarly shaped pressure boundary components
10/09/2008US20080245969 Method and Apparatus for Creating a Plasma
10/09/2008US20080245781 Method for tandem welding
10/09/2008US20080245780 Electro-Discharge-Machine Machining Condition Optimization Method
10/09/2008US20080245775 Method of automatically detecting the wear of a welding electrode
10/09/2008US20080245774 Laser-rotate arc hybrid welding system and thereof method
10/09/2008DE102008017172A1 Equipment for welding under protective gas atmosphere, undertakes delayed polarity change on detecting onset or termination of short circuit
10/09/2008DE102007016103A1 Verfahren zum Tandemschweißen A method for tandem welding
10/09/2008CA2682120A1 Method for girth welding metallic pipes
10/08/2008EP1977847A1 Method for tandem welding
10/08/2008EP1976657A1 Welding process
10/08/2008CN201128055Y Machine for cutting pipe intersection line
10/08/2008CN201128054Y Automatic welding machine
10/08/2008CN201128045Y Device for welding box-type construction
10/08/2008CN201128044Y Magnetic back fence device
10/08/2008CN201128043Y Gun welder oscillating device for welding flange of pipe
10/08/2008CN201128042Y Shading coil type electric machine fan device of electronic welding machine
10/08/2008CN201128041Y Digital submerged arc welding machine control system
10/08/2008CN201128040Y Control system of submerged arc welding machine
10/08/2008CN101282813A Method and apparatus for welding
10/08/2008CN101279399A Device for recovering back welding agent in one-side welding double-side molding welding mechanism
10/08/2008CN101279398A Automatic retracting device of single-path single-side welding mechanism recovery tube
10/08/2008CN101279397A Single-path single-side welding mechanism steel plate inductor
10/08/2008CN101279396A Method for overlaying-welding wear and cutting resistant cemented carbides on mother plate of shield cutters
10/08/2008CN100423881C Metal core welding wire for submerged arc welding of A304 and A304L austenitic stainess steel
10/08/2008CN100423880C Gas-shielded welding wire for welding high-strength steel
10/07/2008US7432608 Generator and power supply for use therein
10/07/2008US7431779 Ultrasonic impact machining of body surfaces to correct defects and strengthen work surfaces
10/07/2008US7431633 Plating removing apparatus for three-piece wheel
10/07/2008CA2498630C Soft-switching half-bridge inverter power supply system
10/07/2008CA2429439C High-strength steel excellent in low temperature toughness and toughness at weld heat-affected zone, method for producing the same, and method for producing high-strength steel pipe
10/07/2008CA2388651C Method and apparatus for locomotive fuel tank repair
10/02/2008WO2008118958A1 Portable welder
10/02/2008WO2008116989A1 Method for the refractory assembly of a carbon material and a copper alloy
10/02/2008WO2008116567A2 Flexible guide device for a welding rod with individual elements that can pivot in relation to each other in all directions
10/02/2008WO2008073723A3 Improved mini torch with torch holder and torch adapter
10/02/2008WO2008048726A3 Remote sense lead magnitude and polarity detection controller
10/02/2008WO2008036433A8 Non-linear adaptive control system and method for welding
10/02/2008WO2007118047A3 Multi-frequency static neutralization
1 ... 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 ... 327