Patents for B23K 7 - Cutting, scarfing, or desurfacing by applying flames (3,809)
08/2005
08/11/2005WO2005072212A2 Steel cutting system and method
08/11/2005US20050172764 Method and system for eliminating external piercing in NC cutting of nested parts
08/10/2005CN2715907Y Folding type multifunctional circumference cutting machine
08/04/2005US20050168002 Portable tote for cutting and welding equipment
08/03/2005CN2714971Y Dedicated cutting nozzle for diesel oil and oxygen flame cutting
08/03/2005CN2714233Y Numerically controlled flame/machinery combined beveling processor for H-structural steel
08/03/2005CN2714159Y Gasoline and liquid fuel-oxygen cutting and welding and roasting atomizer
07/2005
07/06/2005CN2707417Y Arc-guide type air plasma cutting machine
07/06/2005CN2707416Y Pipe flying shearing device
07/06/2005CN2707415Y Backfire preventing controller for gas welding and gas cutting
06/2005
06/30/2005US20050140071 Table for use in cutting and including an automatically moving collection system
06/29/2005EP1349694B1 Method and device for cleaning welding torches
06/29/2005CN2706267Y Pipeline dead open automatic blanking device
06/23/2005DE10356075A1 Edge and corner removal unit, comprises a chamber, combustion and oxidation gas vessels connected to it via gas lines, and a dosing unit
06/22/2005CN1207128C Manipulator clamping apparatus and tool exchanging equipment for cutting and ruling device
06/15/2005CN2704440Y Rapid cutter
06/08/2005CN2703601Y Portable numerical-controlled cutter
06/01/2005CN2702807Y Vertical digital control perforating machine
06/01/2005CN2702806Y Gasoline cutting/welder
05/2005
05/25/2005CN2701569Y Electronic atomizing disk type gasoline cutting and welding machine
05/25/2005CN2701568Y Electronic atomization type gasoline cutting and welding machine with oil gas automatic separating function
05/25/2005CN2701567Y Electronic atomization type gasoline cutting and welding machine
05/25/2005CN1618562A Motion control device for a head of a machine for plasma cutting, oxygen cutting and the like
05/18/2005CN2700040Y Arc-guide free type air plasma cutting torch
05/12/2005US20050098236 Method and apparatus for cutting steel to reduce slag adherence
04/2005
04/27/2005EP1525940A1 Motion control device for a head of a machine for plasma cutting, oxygen cutting and the like
04/27/2005CN2695163Y Digital controlled plasma (flame) cutter
04/27/2005CN2695162Y Self-suction gasoline cutter
04/27/2005CN2695161Y Vertical curved surface automatic cutter
04/26/2005US6883540 Fluid manifold for a welder
04/20/2005CN1607998A A method and related apparatus for cutting a product from a sheet material
04/14/2005WO2005032750A2 Method and apparatus for slitting steel slabs
04/13/2005CN2691773Y Digital controlled flame plasma cutter
04/12/2005CA2210942C Device to cut out and weld in circular sheet metal blanks in a metal sheet
04/06/2005CN2690096Y Racing car type plasma/flame digital control cutter
04/06/2005CN2690093Y High efficiency semi automatic cutter device
03/2005
03/31/2005US20050067054 Method and apparatus for slitting steel slabs
03/30/2005CN2688435Y Specified oil physical comprehensive atomized oil-gas welding cutter
03/30/2005CN2688424Y Multifuntional penetrated pipe cutter
03/23/2005CN1597232A Non-overturn steel plate paring, cutting welding groove device and method
02/2005
02/24/2005DE202004019027U1 Pipe cutting device, has cutter head and drill mounted on carriage movable along cutting path
02/23/2005CN1583355A Method and apparatus for removing welding-ring of large article
02/17/2005DE202004019315U1 Table for flame-cutting machine has grid to support workpieces, on pedestal fitted with suction tubes and hood covers moved in and out of position by drive
02/17/2005DE202004019314U1 Cutting table especially for plasma cutting has a modular construction with interlocking grips for manual assembly and replacement of individual modules
02/17/2005CA2534419A1 Apparatus for cutting or welding tubular workpieces or the like
02/10/2005US20050029717 Igniter for oxygen lance for thermal cutting, drilling etc.
02/10/2005DE19681547B4 Verfahren zum Schneiden von feuerfestem Material und Pulvergemisch Method for cutting refractory material and powder mixture
01/2005
01/20/2005US20050011931 Fluid manifold for a welder
01/05/2005CN2668318Y Compact device for cutting steel board
12/2004
12/09/2004US20040245680 Emergency cutting torch system
11/2004
11/30/2004US6824624 High speed; directing pressurized fluid into cut slot forming protective barrier against particle projections
11/17/2004EP1477259A1 Gassparer mit automatischer Zündung und Kontrol für Oxygen-Gas-Brenner
11/16/2004CA2342550C Cutting apparatus with thermal and nonthermal cutters, and associated methods
11/11/2004WO2004096476A1 Apparatus and method for thermal de-burring of slotted well liners
10/2004
10/26/2004CA2167697C A process for cutting large blocks of metal
10/21/2004US20040206451 High-speed chemical drill
10/21/2004DE10318286B3 Production of hot deformed metal flat products, especially hot strips made from steel or light metal, comprises deforming a standard slab to a flat product
10/20/2004EP1467845A1 A method and related apparatus for cutting a product from a sheet material
10/19/2004US6805832 Thermite torch cutting nozzle
09/2004
09/30/2004WO2004082880A1 A auto ignition gas cutter
09/23/2004WO2004062843A3 Universal remover for electronic components and unsoldering paste for removing surface mount electronics components
09/23/2004WO2003093402A3 Pyrotechnic thermite composition and torch
09/23/2004DE10309793A1 Brennschneidmaschine mit einer Führungsschiene und Vorrichtung zum Ausrichten derselben Cutting machine with a guide rail and apparatus for aligning the same
09/16/2004US20040178184 Oil separator for a welder
09/09/2004US20040173953 Accelerated steel removal process
09/09/2004US20040173952 Cutter duplication apparatus
09/08/2004EP1454697A2 Oxygen cutting machine with a guide rail and a device to align it
09/07/2004US6787731 Spraying fluid towards molten particles; reducing fume emissions
09/07/2004US6786979 Moving torch in arcuate path shaped to continuously aim a flae at fixed point
09/01/2004CN2637072Y Plate blank continuous casting autoamtic flame cutter
09/01/2004CN2637071Y Rectangular blank continuous casting automatic flame cutter
08/2004
08/31/2004US6783605 High speed oxyacetylene cutting of a thick steel part and device therefor
08/17/2004CA2223530C Cutting refractory material
08/11/2004CN2631685Y Automatic pipeline cutter
07/2004
07/29/2004WO2004062843A2 Universal remover for electronic components and unsoldering paste for removing surface mount electronics components
07/20/2004US6764640 Torch-based cutting tool
07/13/2004US6761047 Apparatus for melting off a glass part from a hollow glass object
07/13/2004CA2305491C Method for acetylene cutting of continuous cast billets, and device for implementing said method
06/2004
06/23/2004CN2621109Y Water-proof height control and anti-collision device
06/22/2004US6753503 Oil separator for a welder
06/16/2004CN2620607Y Hydrogen-oxygen welding, cutting equipment
06/16/2004CN2620606Y Jet-absorbing type cutting torch, welding torch handle with box
06/09/2004CN2619748Y Backpacking fire sword fast gas cutter
05/2004
05/27/2004WO2004043638A1 An apparatus and a method for cleaning elongate carrier members
05/26/2004CN1499131A Welding torch with integrated backfire suppresser
05/12/2004EP1230060B1 Method for oxyacetylene-cutting a piece of steel and device for carrying out this method
05/12/2004CN2614828Y Dry type flash back preventer
05/06/2004US20040086819 Torch with integrated flashback arrestor
05/06/2004EP1416222A2 Torch with integrated flashback arrestor
04/2004
04/29/2004US20040079447 Lifting; holding in vertical position; flame cutting blowtorch
04/28/2004EP1413380A1 Process for oxygen cutting of slabs and device for implementing this process
04/28/2004EP1413379A1 Process for oxygen cutting of slabs and device for implementing this process
04/28/2004EP1412122A1 Thermite torch cutting nozzle
04/22/2004US20040074567 Method and apparatus for cutting steel to reduce slag adherence
04/22/2004CA2409352A1 Oxygen cutting of slabs
04/14/2004EP1406744A1 Apparatus and method for cutting workpieces
04/13/2004CA2282559C Lower pre-heat block for use in metal scarfing apparatus
03/2004
03/31/2004CN2608216Y Modular polar coordinate digital controlled cutter
03/30/2004US6712911 Flame-cutting of cold or hot slabs using one or more oxycutting torches
03/30/2004CA2198442C Self-extinguishing burning bar
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