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WO/2010/048120A2 |
A system and method for the automated or "robotic" application of hardfacing to a surface of a drill bit.
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WO/2010/045943A2 |
The invention relates to a system for thermally processing workpieces. The workpieces can be processed using a plasma jet or a laser beam. The aim of the invention is to permit the more flexible and thus more cost-effective thermal proce...
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WO/2010/041117A1 |
In a laser cladding method, a diamond particulate (27) is applied to the base material (15) of an article that has been melted by an energy source (10,12) such as a laser. The particulates (27) are introduced into the molten material (18...
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WO/2010/033742A2 |
The present invention relates to a system and method for automated or "robotic" application of hardfacing to the surface of a steel-toothed cutter of a rock bit. In particular, the system incorporates a grounded adapter plate and chuck m...
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WO/2010/001859A1 |
Disclosed is a member for conveying a high-temperature material, which has excellent build-up resistance, oxidation resistance and heat-crack resistance. The member for conveying a high-temperature material comprises a base material and ...
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WO/2009/157463A1 |
A plasma cutting torch which, in the process of cutting a material to be cut by plasma, cuts the edge between the cut surface and the front surface of the material at a right angle or into a curved surface. A plasma cutting torch (A), wh...
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WO/2009/128308A1 |
Provided are a device for controlling a pulse jet type dust collector, in which a blower motor can cool itself even if dust-collecting target facilities repeat runs and stops, and a method for controlling the pulse jet type dust collecto...
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WO/2009/119561A1 |
Disclosed are a plasma welding process and an outer gas for use in the plasma welding process. The plasma welding process uses a plasma welding torch. In the plasma welding torch, an insert chip (2) is provided on the circumference of a ...
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WO/2009/106789A1 |
A method of forming a collar on a tubular component (2) is described, wherein said method comprising the steps of depositing a weld metal (6) onto the surface of the tubular component (2) and machining the collar into the weld material (...
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WO/2009/101912A1 |
This object aims to provide a method for repairing a turbine rotor blade while suppressing occurrence of cracking caused by welding. A method for repairing damage of a fin at the tip end of a turbine rotor blade comprises a step of cladd...
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WO/2009/085414A1 |
Systems and methods are provided for a torch power system using a multi-stage compressor. In one embodiment, a system includes a torch power unit that includes a compressor having multiple compression stages. A method of operation is pro...
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WO/2009/085370A1 |
Systems and methods are provided for a torch power system having a high power density. In one embodiment, a system is provided that includes a torch power unit having a compressor and power electronics that include one or more power conv...
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WO/2009/085373A1 |
A system is provided that includes a torch power unit. The torch power unit includes a monitor and/or control configured to determine a temperature of a component of the torch power unit based on the one or more inputs without a direct t...
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WO/2009/078043A1 |
A portable work machine with double function of arc welder and of plasma cutter of metal objects comprises a shared electronic system (D, E, R) two distinct electrical transformers (N, 0) or a single core transformer with double primary ...
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WO/2009/079086A1 |
A system is provided that includes a torch power unit, wherein the torch power unit includes a motor and a digital device coupled to the motor and configured to control the motor. A method of operation is provided that includes controlli...
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WO/2009/079110A1 |
A system (100) is provided that includes a torch power unit (102). The torch power unit includes a compressor (106) and a moisture remover (99) coupled to the compressor (106). A method is provided that includes compressing a gas via com...
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WO/2009/079109A1 |
A system (10) is provided that includes a torch power unit. The torch power unit includes a compressor (32) and a controller (86) configured to adjust the compressor based on a profile indicating a resonance point for the compressor (32)...
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WO/2009/079099A1 |
A system (10) is provided that includes a torch power unit (12) that includes a compressor (32) and a controller (94) configured to adjust output of the compressor (32) in response to feedback comprising compressor output, or altitude, o...
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WO/2009/076568A2 |
An arrangement within a plasma reactor for detecting a plasma unconfinement event is provided. The arrangement includes a sensor, which is a capacitive-based sensor implemented within the plasma reactor. The sensor is implemented outside...
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WO/2009/068733A1 |
The present invention related to a method of manufacturing a coiler drum (5) to be used in a coiler furnace and a coiler drum (5). The method comprises the step of forming a trinickel aluminide containing surface layer (7) onto a coiler ...
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WO/2009/046735A1 |
Welding repair of single crystal super alloys often leads to two main types of defects: cracks and spurious grains. Both defects can be avoided using an optimized preheating temperature set to 500 °C.
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WO/2009/043537A1 |
The invention relates to a method for reinforcing at least one annular groove of a piston for an internal combustion engine. In said method, after producing a piston blank, a heterogeneous structure is homogenized using a refusion proces...
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WO/2009/036015A2 |
A portable plasma arc torch system can be used for processing materials. The system includes a replaceable or rechargeable power source and replaceable or rechargeable gas source. A controller communicates with at least one of the power ...
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WO/2009/009933A1 |
An air plasma cutting machine with a compressing gas source (1) comprises a plasma generator (9), a gas pump (6) and a gas tank (2). The plasma generator (9) is fixedly mounted on a wheeled chassis. A float supporting means (7) for dampi...
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WO/2009/008271A1 |
Provided is a plasma torch, in which a conductive path for a pilot arc to a nozzle is reliably formed to facilitate the removal of the nozzle, thereby to eliminate the difficulty in positioning the center axis of the nozzle. A nozzle (16...
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WO/2008/156097A1 |
[PROBLEMS] To reduce the generation of fume in cutting a material to be cut typified by a steel plate with plasma. [MEANS FOR SOLVING PROBLEMS] A plasma cutting method comprising spraying a plasma arc directed through a material to be cu...
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WO/2008/125275A1 |
The invention relates to a plasma keyhole welding method wherein a non-melting electrode is used. At least one plasma gas (PG) and a shielding gas (SG) are supplied, a plasma jet which is directed onto the workpiece to be welded and enve...
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WO/2008/125276A1 |
The invention relates to a plasma keyhole welding method wherein a non-melting electrode is used. At least one plasma gas and a shielding gas are supplied, a plasma jet which is directed to the workpiece to be welded and enveloped by the...
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WO/2008/111150A1 |
It is intended to enhance the reliability of a valve gear obtained by plasma powder deposit welding of a cobalt base alloy. There is provided a valve gear equipped with a bearing having a slide face with valve rod (1), comprising weld la...
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WO/2008/098229A2 |
A nozzle (200) or retaining cap (244) for a plasma arc torch (240) that includes a surface defining a conductive contact portion (208, 210) for exchanging heat with an adjacent torch component. The adjacent torch component can be a retai...
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WO/2008/088643A1 |
The present application relates to a system (24) for aiding a welding operator in positioning a welding device (48). The system (24) includes a welding device (48) and a light source (64) coupled to the welding device (48), wherein the l...
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WO/2008/083420A1 |
A method for the plasma spot welding of surface-treated workpieces using a plasma torch (3, 20) comprises the feeding of a plasma-generating gas (10) to the plasma torch (3, 20), the connecting of a first terminal (-) of a current source...
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WO/2008/083019A1 |
Described are computer-based methods and apparatuses for automated self test for a thermal processing system. A signal to execute the automated self test is received. The automated self test is executed. The execution includes executing ...
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WO/2008/079634A1 |
A system, in some embodiments, includes a multi-torch power supply. The power supply has a first circuit configured to control output to a first electrical torch, and a second circuit configured to control output to a second electrical t...
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WO/2008/071487A1 |
The invention relates to a device for machining, particularly for cutting, of electrically conductive workpieces using a machining tool (10), which can be displaced back and forth toward and away from a workpiece by means of a drive unit...
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WO/2008/044756A1 |
Provided is a cutting method for melting the upper edge (31a) and the lower edge (31b) of a cutting plane (31) by varying at least one selected from a plurality of conditions of a cutting electric current, a cutting speed, the height of ...
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WO/2008/038886A1 |
Provided are a plasma arc torch and a scrubber using the same. The plasma arc torch includes a cathode rod for discharging a thermal electron depending on an applied voltage, a first anode electrode spaced apart from the cathode rod by a...
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WO/2008/031132A1 |
The invention relates to a water vapour plasma burner (7) for cutting a workpiece (21), comprising a feed line (8) for a liquid (9), a heating device (22) and an evaporator (23) for forming a gas (20) from the liquid (9), a cathode (24) ...
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WO/2008/033901A2 |
A system and method is featured for controlling a process parameter of a thermal processing system by estimating an arc voltage between a plasma arc torch (10) tip and a metallic workpiece (20) and controlling the process parameter based...
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WO/2008/033772A1 |
A portable plasma arc torch system can be used for processing materials. The system includes a replaceable or rechargeable power source and replaceable or rechargeable gas source. A controller communicates with at least one of the power ...
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WO/2008/013626A1 |
A system for providing a dynamically controlled plasma cutting system. The plasma cutting system includes a proportional valve and a sensing device arrangement and a controller connected to this arrangement. The system is configured to d...
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WO/2007/129520A1 |
An apparatus for generating atmospheric-pressure plasma is provided with substrates (2, 22); antennas (3, 17, 26, 38) arranged on the substrates (2, 22); discharge tubes (4, 18, 28, 37) arranged in the vicinity of the antennas (3, 17, 26...
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WO/2007/117361A1 |
A lightweight and compact plasma cutting system includes a power source having an inverter (62) and a non-adjustable regulator (68) enclosed within the power source. The inverter is configured to generate a power signal suitable for a pl...
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WO/2007/111053A1 |
A cutting machine secures safety of a worker against movement of a head without lowering production efficiency. When moving a cutting head (24) without cutting a cut material on a table (12), a moving truck (18) and the cutting head (24)...
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WO/2007/089709A2 |
Controlling the flow of a secondary gas reduces entrainment of the secondary gas and a plasma gas that forms a plasma arc in a plasma arc torch system. Reducing entrainment of the secondary gas and the plasma gas that forms the plasma ar...
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WO/2007/084144A2 |
A process for manufacturing Ti alloy structures using a SFFF manufacturing process with a welding torch as a high energy source, which comprises using as a feed a feed wire made from Ti sponge and alloying powders, or forming a Ti alloy ...
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WO2006041980B1 |
An improved collimator (102) for a plasma arc torch (12) consists of an annular holder member (104) and an insert member (118). The insert member (118) includes a tubular stem portion (120) ending in an integrally formed, radially extend...
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WO/2007/052071A1 |
The invention relates to a nozzle (16) for emitting solid carbon dioxide particles. The nozzle (16) comprising an inlet (30) for receiving liquid carbon dioxide, a nozzle aperture (32) from which solid carbon dioxide particles flow from ...
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WO/2007/052430A1 |
A thermal cutter in which sputter adhesion and accumulation on covering members surrounding the periphery of a torch are minimized and a sputter is inhibited from flying off beyond a small range. It has a constitution comprising a plasma...
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WO/2007/052072A1 |
The invention relates to a method of cooling a heated weld zone formed in a workpiece (12) by a welding process, in which solid carbon dioxide particles (18) are emitted from a nozzle towards the weld zone, and the cooling rate of the we...
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