Patents for B23K 7 - Cutting, scarfing, or desurfacing by applying flames (3,809)
05/1997
05/13/1997US5628885 Extraction installation for hydrogen and oxygen
05/06/1997US5626216 Tool holder, in particular for robot welding or cutting torches
04/1997
04/30/1997CN1148823A Carriage guiding a tool along a workpiece
04/22/1997US5622672 Ignition of thermal lance and means and method for use therewith and therefor
02/1997
02/26/1997EP0759337A1 Cart mounting a welding torch or cutting torch
02/26/1997EP0758938A1 Carriage guiding a tool along a workpiece
02/12/1997CN2247181Y Controller for hydrogen oxygen welding and cutting machine
02/12/1997CN1142793A Method and apparatus for torch working materials
02/05/1997CN1141834A Moving device in melting metal cutting machine
02/04/1997CA2163202C Carriage guiding a tool along a workpiece
01/1997
01/22/1997CN2245512Y Gas cylinder portable welding equipment
01/16/1997WO1997001516A1 Cutting refractory material
01/15/1997CN2244978Y Oxyhydrogen welding and cutting machine
01/08/1997CN2244450Y Oxyhydrogen welding, cutting and welding equipment
12/1996
12/25/1996CN2243363Y Oxyhydrogen cutting machine
12/17/1996EP0758938A4 Carriage guiding a tool along a workpiece
12/12/1996DE19521095A1 Ignition device for gas burner
12/11/1996EP0746441A1 Method and apparatus for torch working materials
12/03/1996US5580515 Chemical igniter for an exothermic cutting lance
11/1996
11/27/1996EP0744237A1 Device for controlling together two elements controlled in a rotary way, and nozzle equipped with such a device
11/27/1996EP0717790A4 Improvements in electrolysis systems
11/20/1996EP0743489A1 Gas feeding installation, flame generating equipment comprising this installation and corresponding pressure reducing device
11/06/1996CN2239317Y Metal surface cleaning device
10/1996
10/10/1996DE19512762A1 Igniting a torch, in particular, a machine-operated cutting torch
10/02/1996EP0734806A2 Device for oxygen cutting, in particular of slabs
10/01/1996US5560887 Negative pressure chamber table for gas-driven cutting apparatus
09/1996
09/06/1996WO1996026806A1 Oxygen cutting torch for rapidly cutting thick parts
09/04/1996CN2234326Y Electronic oxyhydrogen welding cutting machine
08/1996
08/28/1996EP0728554A1 Method, apparatus and arrangement for quickly cutting of steel using oxygen in continuous steel casting plants
08/28/1996CN2233809Y Magnetic gas-welding cutting machine
08/08/1996WO1996023619A1 Hand-operated cleaning device for cleaning the gas nozzle of a welding torch
08/08/1996WO1996023618A1 Driving device for the vertical adjustment of a gas cutting machine burner
08/08/1996WO1996023617A1 Gas distribution manifold for metal scarfing apparatus
08/08/1996DE19503758A1 Antriebsvorrichtung für die Höhenverstellung eines Brenners einer Brennschneidmaschine Drive means for adjusting the height of a burner of a gas cutting machine
07/1996
07/31/1996CN2231955Y hydrogen energy welding cutting machine
07/24/1996EP0722803A1 Lower block assembly for use in metal scarfing apparatus
07/16/1996US5535953 Injector tip for burning aggregates
06/1996
06/26/1996EP0717790A1 Improvements in electrolysis systems
06/26/1996CN1032123C Gas torch running gear used for cutting circular steel
06/19/1996CN2229322Y Oxyhydrogen electrolytic-welding cutter
05/1996
05/28/1996US5520370 Gas distribution manifold for metal scarfing apparatus
05/28/1996US5520241 Machine for removing burrs from slabs issuing from a continuous casting installation and rotor employed in this type of burr-removing machine
05/23/1996WO1996014958A1 Progressive-feed type automatic processing method for lengthy work and apparatus thereof
05/22/1996CN2227639Y Telecontrolling electric calabash control box
05/08/1996EP0710169A1 A process for cutting large blocks of metal
05/01/1996CN2226172Y Pressure-stabilizing liquid-supplying cylinder
04/1996
04/30/1996US5511765 Cutting torch attachment for facilitating cutting circular holes
04/10/1996EP0705656A2 Scarfing method and apparatus
04/03/1996CN1119568A Burrs Remover used for first rolled stocks produced with continous casting apparatus
03/1996
03/27/1996CN2223164Y Oxygen-acetylene cutting torch supporting frame
03/12/1996US5497976 Lower block assembly for use in metal scarfing apparatus
03/12/1996US5497943 Oxygen cutting torch with a liquid oxygen jet
02/1996
02/08/1996WO1996003248A1 Negative pressure chamber table for cutting apparatus
02/08/1996CA2195962A1 Negative pressure chamber table for cutting apparatus
01/1996
01/31/1996CN2218621Y Large diameter bend pipe parts lofting cutter
01/10/1996EP0690765A1 Collecting device for a cutting machine
01/03/1996EP0689895A1 A handle for welding apparatus
01/03/1996CN1114498A Tool holder, in particular for robot welding or cutting torches
12/1995
12/26/1995US5478052 Carriage for guiding a tool along a specified path on a workpiece
12/20/1995CN2215372Y Multi-function hydrogen-oxygen source flame arc-welding machine
12/05/1995US5472175 Block assembly for use in metal scarfing apparatus
12/05/1995US5472174 Thermal cutting bar
11/1995
11/28/1995US5470047 Electrical flame sensor for use in a gas cutting apparatus
11/15/1995CN2212471Y Projective circular electric cutting equipment
11/15/1995CN2212470Y Gas cutter for circular blank of steel pipe
11/07/1995US5464194 Cutting torch tip with guide
10/1995
10/19/1995WO1995027585A1 Carriage guiding a tool along a workpiece
10/17/1995US5458696 Melt blasting
10/12/1995WO1995026853A1 Plasma torch holder for a sheet metal cutting machine
10/11/1995EP0676255A1 A system for controlling fusion welding with filler material
09/1995
09/13/1995CN2207257Y Integral electrolytic welding cutter
08/1995
08/30/1995EP0668813A1 Tool holder, in particular for robot welding or cutting torches
08/17/1995WO1995021716A1 Cutting torch tip with guide
08/16/1995CN2205273Y High efficiency safety hydroelectrolytic hydrogen-oxygen welding and cutting machine
08/09/1995CN2204678Y Multifunctional cutting machine
08/03/1995DE19501870A1 Flame cutting with oxygen
07/1995
07/26/1995CN2203910Y Gas flame welding and cutting machine with water electrolytic means with no pump
07/25/1995US5435525 Negative pressure chamber table for gas-driven cutting apparatus
07/13/1995DE19500740A1 Stiffening element prodn.
07/12/1995CN2203202Y Hand flame cutter
07/12/1995CN2203201Y Controllable oxyhydrogen welding and cutting machine
07/11/1995US5431732 Apparatus for working flat stock
06/1995
06/22/1995WO1995016539A1 Method and apparatus for torch working materials
05/1995
05/24/1995EP0654313A1 Deburring apparatus for continuous cast slabs and rotor for this apparatus
05/24/1995EP0531501B1 Method and device for deburring a steel strip cut into slabs
05/16/1995CA2075317C Mounting apparatus for a cutting torch
05/10/1995CN2196528Y Multi-function cutting gauge
04/1995
04/26/1995CN2195402Y Electric and gas welding two-purpose machine
04/20/1995DE4436566A1 Apparatus for flame cutting, especially for slabs
04/19/1995CN2194783Y Cutting torch tip rotating device
04/05/1995CN2193785Y Gas welding and cutting device for liquid fuel
04/05/1995CN1028075C Flame cut equipment for steel pipe
03/1995
03/23/1995WO1995007802A1 Tool holder, in particular for robot welding or cutting torches
03/21/1995US5398913 Thermal cutting bar
03/16/1995WO1995007373A1 Improvements in electrolysis systems
03/09/1995DE4409161C1 Method and arrangement for producing a plane end face on the end coil of a helical spring made of steel wire
03/09/1995DE4326421C1 Machining apparatus
03/08/1995CN2191056Y 氢氧焊割机 Hydrogen welding machine
03/01/1995CN2190531Y Hot cutting device for non-round section parts
02/1995
02/22/1995EP0639416A1 Continuous caster with light and robust flame cutting machine
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