| Patents for B23K 7 - Cutting, scarfing, or desurfacing by applying flames (3,809) |
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| 02/10/2010 | CN201399640Y Hanging rack of gas cutting machine for flange plate of H-shaped steel |
| 02/10/2010 | CN201399639Y Pipeline notch aligning device |
| 02/10/2010 | CN100588490C Dual purpose chamfer processing cutting machine for arced and straight steel plate |
| 02/03/2010 | CN201394685Y Swing and elevation mechanism of a steel pipe cutter |
| 02/03/2010 | CN101637841A Mounting structure of gas control valve of cutting machine |
| 01/28/2010 | WO2010011469A1 Swivel tip attachment for cutting torch |
| 01/28/2010 | DE102008035319A1 Flame treatment equipment for treating surfaces, comprises burners, which generates flame using air-/gas-mixtures, where each burner is switched on and off independent of the condition of other burner |
| 01/28/2010 | CA2731222A1 Swivel tip attachment for cutting torch |
| 01/27/2010 | CN101633069A Projection type semi-automatic multi-head hole cutting machine and construction method thereof |
| 01/27/2010 | CN101633068A Perforating device for sloping plate |
| 01/21/2010 | WO2010009250A2 Tankless exothermic torch |
| 01/13/2010 | CN201380352Y Gas-welding round-cutting device |
| 01/13/2010 | CN201380351Y Semi-automatic vertical flame cutting machine for bevelling pipe nipple with thick wall |
| 01/13/2010 | CN201380350Y Length-fixing cutting device based on frequency of withdrawal straightening machine |
| 01/13/2010 | CN201380349Y Automatic flame cutting machine used for processing circular hole of workpiece |
| 01/07/2010 | WO2009138630A3 Method and equipment for the flame cutting of a steel part, with an increase in the pressure and/or flow rate of the gaseous oxygen after initiation of piercing |
| 01/06/2010 | CN201376132Y Lathedog gear flame cutting device |
| 01/06/2010 | CN201376131Y Semi-automatic flame cutter |
| 01/06/2010 | CN100577353C Cutting device for pipe intersecting lines |
| 12/30/2009 | EP2137459A1 Method&device for high temperature combustion applications |
| 12/29/2009 | CA2383317C Torch cutting of cold or hot slabs without beads |
| 12/23/2009 | EP2134498A1 Device and method for autogenous processes |
| 12/23/2009 | CN201366562Y Overhead portable pipe tapping machine |
| 12/15/2009 | CA2582056C Slag-removal system and method in a cutting table |
| 12/09/2009 | CN101596651A Hydraulic support structural member spring tube hole processing and spring tube assembly method |
| 12/02/2009 | EP2125280A1 Device for machining workpieces |
| 12/02/2009 | CN201353674Y Ejection and absorption type electronic lighting cutting tool |
| 12/02/2009 | CN101590556A Synchronous lifting mechanism |
| 11/25/2009 | CN101585106A Steel tube cutting machine swing lifting mechanism |
| 11/24/2009 | US7621510 Terrain-adjustable barrier |
| 11/19/2009 | WO2009138630A2 Method and equipment for flame cutting a steel part |
| 11/19/2009 | CA2717194A1 Method and equipment for flame cutting a steel part |
| 11/18/2009 | CN101579771A Steel tube supporting frame structure of steel tube intersection line cutting machine |
| 11/18/2009 | CN101579770A Main shaft driving structure for steel pipe intersection line cutting machine |
| 11/18/2009 | CN100560883C Method of manufacturing double-distortion arc box body structure |
| 11/18/2009 | CN100560265C Spray-suction type cutter device capable of implementing cutting of liquid fuel |
| 11/18/2009 | CN100560233C Translation type dust absorption sealed vehicle with double drive |
| 11/12/2009 | WO2009137542A2 New method and loader apparatus for tem machine work chamber device |
| 11/12/2009 | US20090277538 Framed tem machine and method of operating same |
| 11/11/2009 | EP2114609A1 Oxyacetylene cutting method for separating round material |
| 11/10/2009 | CA2347227C Surface treatment of metal articles |
| 11/03/2009 | US7611662 Swivel tip attachment for cutting torch |
| 10/08/2009 | DE102008059764A1 Cleaning single- or multi-wire welding torch, with mixture of liquid carbon dioxide and dry ice directed by mobile unit onto contact and gas jets of torch to detach slag spatter |
| 10/07/2009 | CN201320649Y Novel cutting machine |
| 09/30/2009 | CN201316856Y Highly-efficient energy-saving environment-friendly welding and cutting device |
| 09/24/2009 | DE202008017488U1 Vorrichtung für eine flüssigkeitsgekühlte Schutzkappe zum Verbessern einer Lochstechleistung Device for a liquid-cooled cap for improving pierce capability |
| 09/23/2009 | CN201313217Y Movable flame cutting steel dust removing device |
| 09/23/2009 | CN201313216Y Novel oxygen acetylene flame precision fast cutting tool |
| 09/17/2009 | WO2009114238A1 Downdraft exhaust cutting and shuttle table mechanism |
| 09/09/2009 | CN201304536Y A cutting guide device for a semi-automatic flame cutting machine |
| 09/09/2009 | CN201304535Y Continuous casting round billet flame cutter |
| 09/02/2009 | CN201300273Y Manual profile-modeling cutting machine |
| 09/02/2009 | CN101518847A Arc-linear two-purpose bevel processing cutter for steel plate |
| 09/02/2009 | CN100535519C Welding torch with integrated backfire suppresser |
| 08/26/2009 | CN201295806Y Environment-friendly, energy-saving and automatic circulation water-electrolyzing oxy-hydrogen cutting and welding machine |
| 08/26/2009 | CN101513688A High-altitude portable pipeline tapping machine |
| 08/26/2009 | CN100531990C Device for implementing cutting of liquid fuel by adopting gasification cutting torch |
| 08/20/2009 | WO2005032750A3 Method and apparatus for slitting steel slabs |
| 08/19/2009 | CN201291338Y Bidirectional cutting device |
| 08/19/2009 | CN201291337Y Digital control cutting device for cutting steel tube intersecting-line |
| 08/19/2009 | CN201291336Y Torch cutoff jack horse for torch-cutting machine |
| 08/19/2009 | CN100528444C Device for cutting or welding tubular workpieces or the like |
| 08/13/2009 | US20090200714 Cutting apparatus |
| 08/12/2009 | CN201288833Y Welding and cutting torch oxygen valve |
| 08/06/2009 | DE102008007292A1 Positionsregler und Verfahren zur Positionsregelung eines Werkzeugs Position controller and method for controlling the position of a tool |
| 07/30/2009 | DE202009005329U1 Schneidevorrichtung Cutter |
| 07/29/2009 | CN101491854A Gas distributor of glame gas cutting machine |
| 07/22/2009 | CN100515644C Cutting machine and method of moving cutting head |
| 07/21/2009 | US7563407 Thermal lance assembly |
| 07/16/2009 | WO2009086913A1 Torch cutting unit having stationary rotatable crane tower |
| 07/15/2009 | CN101480746A Torch-cutting machine tool with especially large cutting section |
| 07/08/2009 | CN201267910Y Intelligent metal plate blanking torch-cutting machine |
| 07/08/2009 | CN101474701A High-efficient energy-saving environment friendly welding device |
| 07/07/2009 | US7555986 Thermite charge |
| 07/01/2009 | CN201264137Y Semiautomatic gas welding cutting machine |
| 07/01/2009 | CN101468418A Method for cutting workpiece by numerical control cutting machine |
| 06/30/2009 | CA2439103C Continuous casting installation followed by furnaces, roughing stands, and a finishing train |
| 06/24/2009 | CN201261099Y Cutting torch supporting device of digital controlled flame cutter |
| 06/24/2009 | CN201261098Y Oil supply system of mine flame cutter |
| 06/21/2009 | CA2647343A1 Weld viewing |
| 06/10/2009 | DE102008003717B3 Strangbrennschneidmaschine Strand cutting machine |
| 06/10/2009 | CN201253726Y Gun head apparatus of flame cutting machine |
| 06/10/2009 | CN201253725Y Flame cutting robot system |
| 06/10/2009 | CN101454110A Cutting apparatus |
| 06/10/2009 | CN101450413A Sample cutting method of full automatic flame cutting machine |
| 06/04/2009 | WO2009069812A1 Hot scarfer |
| 06/03/2009 | CN101444867A Method for taking out tap broken in hole |
| 06/03/2009 | CN100493796C Method of for cutting un-orthogonal crossed big connecting pipe hole by the digital controlled fire on the thick cylinder |
| 05/28/2009 | US20090134555 Steel Coil Cutting Apparatus and Method |
| 05/26/2009 | US7537723 Thermal lance assembly |
| 05/20/2009 | CN201239843Y Large cross section metal cutting apparatus |
| 05/20/2009 | CN201239842Y Full-automatic triaxial linkage air cut type beveling machine |
| 05/13/2009 | CN201235456Y Numerical control plasma cutting machine |
| 05/06/2009 | CN201231111Y Movable dust-resource control device of oxygen cutting operation |
| 05/06/2009 | CN101422835A Steel-plate cutting device with steel-plate profile scanning mechanism |
| 05/06/2009 | CN101422811A Automatic flame cutting machine synchronization mechanism of slab caster |
| 04/30/2009 | US20090108792 Method And System For Eliminating External Piercing In NC Cutting Of Nested Parts |
| 04/29/2009 | CN201227709Y Adjustable angle circular cutter for furnace shell |
| 04/29/2009 | CN201227708Y Furnace shell vertical circular cutter |
| 04/29/2009 | CN101417359A No-underframe tank-car draft-sill tail-vane cutting technique |