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WO/2021/094240A1 |
The invention relates to a use of an arc welder (101) comprising a straightener (103) for aligning an arc of the arc welder (101) for pressure welding using magnetically moved arcs, comprising: i. a retaining apparatus (120) having an op...
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WO/2021/096898A1 |
Apparatus and methods associated with the authentication of a welding or cutting torch with a power supply are provided. According to some implementations, the authentication includes encryption/decryption techniques initiated by the phy...
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WO/2021/091584A1 |
A method for continuously applying hardbanding to an oil and gas tubular or building up a worn oil and gas tubular that includes low heat input welding without compromising the mechanical properties of the tubular. The method includes pr...
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WO/2021/089076A1 |
The invention relates to a nozzle means for placement on an end region of a forming gas supply line, wherein the nozzle means has a substantially central gas through-bore, a cylindrical insert end for inserting the nozzle means into the ...
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WO/2021/090953A1 |
A fluxed core wire of the present disclosure comprises a steel jacket and a flux filling the inside of the steel jacket, wherein the fluxed core wire has a total water content of not more than 300 ppm as a ratio to the entire mass of the...
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WO/2021/089441A1 |
The invention relates to a welding apparatus (1) for welding a weld seam, in particular a root weld seam, having a reversing welding wire (9), the feed rate VD of which is automatically reduced to a predefined minimum speed value, VDmin,...
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WO/2021/087225A1 |
Disclosed are cutting and welding torches wherein one or more gas conduits are situated butting against an inner surface of a wall of a torch body or that are formed at least in part by an inner surface of the wall of the torch body. Acc...
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WO/2021/085544A1 |
The present invention provides an MIG welding method. The present invention is an MIG welding method for carbon steel, said welding method using an Ar shielding gas. With respect to this MIG welding method for carbon steel: a welding wir...
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WO/2021/081661A1 |
Lap joints and butt joints can be used for braze-welding metals together, particularly metal sheet materials. Disclosed herein are hybrid joints that include features of both lap joints and of butt joints, that are suitable for braze-wel...
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WO/2021/084727A1 |
[Purpose] To repair an uneven-shaped molding surface in a mold with good precision. [Solution] First, a damaged part on an uneven-shaped molding surface 1a of a mold 1 is filled with a repairing material 2. Next, the uneven-shaped moldin...
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WO/2021/078313A1 |
Cutting or welding torch component comprising a ridge (8) forming a thread for connecting the component to other parts of the cutting or welding torch, the thread having a pressure flank (81, 91), a clearance flank (82, 92), a root flat ...
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WO/2021/081111A1 |
An example welding-type system, includes: a processor; and memory comprising machine readable instructions which, when executed, cause the processor to: collect a plurality of average instantaneous power measurements from a plurality of ...
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WO/2021/073558A1 |
Disclosed is a device for heating a pipe to be welded, the device comprising an annular sliding contact line (1), wherein the sliding contact line is arranged coaxially with a pipe (14) to be welded, the pipe to be welded can pass throug...
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WO/2021/075730A1 |
The present invention relates to a shielding gas distribution port which allows vertical spraying of CO2 gas, which is a shielding gas used in a CO2 welding torch, to ensure a shielding effect, thereby being able to increase welding effi...
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WO/2021/068013A1 |
Method for build-up welding of material (11) in the form of powder or wire onto a workpiece (10), which is preferably a planar substrate, by means of a device (1), which comprises an electrode (6) that is substantially rod-like, wherein ...
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WO/2021/068715A1 |
A welding control system and control method for K-TIG deep penetration welding under the action of a resultant magnetic field. A resultant magnetic field is composed of a rotating magnetic field and a longitudinal magnetic field, and the...
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WO/2021/070722A1 |
The present invention provides assistance for achieving more efficient management of identifiers of workpieces produced in processes such as welding. This identifier management method is executed by a welding system and involves: acquiri...
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WO/2021/070723A1 |
The present invention assists with simpler management of identifiers of workpieces manufactured through welding or other steps. This identifier management method is executed by a welding system, and includes: acquiring information about ...
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WO/2021/062893A1 |
A welding system for build-up welding of a membrane type water-cooled wall, comprising a longitudinal support (102), a transverse translational mechanism (105), and a welding module (101). Linear guide rails I (109) are laid on the longi...
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WO/2021/065066A1 |
A welding defect detecting device (2) is provided with: a laser displacement sensor (50) which measures the positions of the plate surface of a plate-shaped member (110) and the plate surface of a plate-shaped member (120) in an overlapp...
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WO/2021/066192A1 |
Provided is a welded joint comprising: a pair of steel base materials having a thickness of 0.4 to 4.0 mm, at least one of the steel base materials having a tensile strength of greater than or equal to 780 MPa; and a weld metal for weldi...
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WO/2021/063682A1 |
The invention relates to a method for continuously producing coaxial cables (224) having a thin-walled, radially closed outer conductor of non-ferrous metal, which method comprises the feeding of a flat strip of the non-ferrous metal to ...
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WO/2021/062894A1 |
A welding torch module used for film-type water-cooled wall surfacing, comprising a front-and-back movement mechanism (3), a horizontal angle adjustment mechanism (4), a laser tracking mechanism (82), a servo swing mechanism (10), a vert...
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WO/2021/064952A1 |
A processing program generating device (110) for generating a processing program for controlling a laminate molding device which forms a molded object by laminating a plurality of layers configured from a bead obtained by adding to a tar...
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WO/2021/056650A1 |
Disclosed is a method for bimetal wire arc additive manufacturing by means of a plasma heat source, comprising using a plasma welder as a hot source, using both welding wire A and welding wire B of a bimetal welding wire as filling mater...
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WO/2021/058530A1 |
The invention relates to a device for supplying a wire-shaped material, wherein two identical wheels (1.1, 1.2) which can be driven about parallel rotational axes are arranged in a housing (5) such that the material (2) is in contact wit...
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WO/2021/057307A1 |
A welding method for the single-sided welding and double-sided forming of a MAG inverted butt joint, which uses a solid MAG wire to perform inverted butt welding on a plate piece which is provided with a groove, the assembly clearance of...
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WO/2021/059707A1 |
This contact tip comprises a main body 1 having, in the center thereof, an insertion hole 9 through which a welding wire is to be inserted along the axis direction, and at least the portion forming the opening section 9a of the leading e...
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WO/2021/059306A1 |
Today welding is practically applicable and this kind of welding has destructive effects on the area exposed to welding including the welding sparkles which cause roughness and deterioration of beauty in the working area and erasing that...
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WO/2021/058837A1 |
The present invention relates to an intelligent gas protection system for wire and arc additive manufacturing, comprising: a welding wire (5); a welding torch (3); a local protection hood (1) surrounding the space containing the part to ...
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WO/2021/054032A1 |
This method for overlapping and joining plate-shaped sections of a first metal member 2 and a second metal member 3 formed from different materials includes: a first step in which through-holes that mutually communicate when overlapped a...
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WO/2021/054542A1 |
The present invention relates to a tungsten inert gas (TIG) welding holder for automatic weaving and, more particularly, to a TIG welding holder for automatic weaving, in which a TIG torch provided with a tungsten electrode rod and a han...
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WO/2021/049610A1 |
This welding observation device for observing the melting site in arc welding is provided with a welding defect detecting unit for detecting the occurrence of a welding defect on the basis of the condition of a molten pool directly below...
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WO/2021/047884A1 |
The invention relates to a device (1) for determining and/or monitoring the temperature of a medium (M) in a container (2), comprising a temperature sensor (5) for sensing the temperature, and a connection element (7) that can be connect...
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WO/2021/047932A1 |
The invention relates to a device (1) for the internal welding of pipes and profiles, comprising a cantilever arm (2, 2a), which is secured to a suspension (3), which cantilever arm can be inserted into the pipe or profile to be welded a...
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WO/2021/051078A1 |
Described herein are methods for and devices prepared from welding shape memory alloys. The weld produced from the present methods can approach 100% joint strength relative the ultimate tensile strength of the shape memory alloy, and are...
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WO/2021/044229A1 |
A drum (MC) is described for containing a coil of welding wire, comprising a container (50) having a bottom (52) and side walls (56) for delimiting a cavity (54) in which the coil can be housed, and a lid (10) to close the container (50)...
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WO/2021/046297A1 |
A tubular (102) comprising: a carbon steel main body (104) defining a flow passage, the carbon steel main body comprising an end, the carbon steel main body comprising a beveled edge at the end; and a corrosion resistant cladding (112) a...
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WO/2021/044731A1 |
An arc welding machine (1000) comprises at least a welding torch (300) that holds a welding wire (400), and a welding power supply device (100). The welding power supply device (100) comprises at least: a current/voltage detection unit (...
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WO/2021/044808A1 |
The present invention addresses the problem of suppressing blowholes when performing welding using a tough pitch copper.　The invention comprises a first step of heating at least a portion of a first conductor and second conductor which...
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WO/2021/044973A1 |
A second member 20 has a penetration section 21 penetrating therethrough toward a first member 10. A recessed section 41 is provided in an overlap surface of the second member 20 that overlaps the first member 10. The recessed section 41...
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WO/2021/043812A1 |
In order to specify a method for carrying out a multiple welding method and a welding device (1) for carrying out a multiple welding method having at least two electrodes (EA, EB) that ensure welding quality that is as constant as possib...
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WO/2021/046298A1 |
A tubular includes a carbon steel main body defining a first flow passage. The carbon steel main body includes a first end and a second end. The carbon steel main body includes a beveled edge at the first end of the carbon steel main bod...
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WO/2021/044972A1 |
According to the present invention, a second member 20 is provided with a penetration part 21 that is penetrated toward a first member 10. A recess part 41 is provided in a surface of the second member 20 overlapping the first member 10....
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WO/2021/041864A1 |
An example welding power supply includes: power conversion circuitry configured to convert input power to wire preheating power, and to output the wire preheating power to a preheating system; and control circuitry configured to control ...
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WO/2021/041598A1 |
Provided is a system for providing pulsed arc starting phase, where the system comprises power conversion circuitry configured to convert input power to welding-type power and output the welding- type power, and control circuitry configu...
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WO/2021/041117A1 |
A rotatable and removable connection for use in a welding torch assembly that allows for the gooseneck to be removeable and rotatable by the use of an interference member that allows the welding torch assembly to enter a locked, unlocked...
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WO/2021/041122A1 |
Rotating electrical connection with locking axial and radial positions for use in welding and cutting devices including a non-conductive coupling that isolates the current path between a locking section and a conductive section of the re...
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WO/2021/038927A1 |
Provided is a welding method and a welding device which is provided with: a welding torch; a wire nozzle; a support frame for supporting the welding torch and the wire nozzle with a predetermined gap therebetween; and a first support mec...
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WO/2021/036206A1 |
A variable-polarity three-wire gas-shielded indirect arc welding method. A welding process is performed by means of three welding wires and two variable-polarity power sources; before welding, a main wire (3) is connected to one pole of ...
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