|
Match
|
Document |
Document Title |
|
|
4122238 |
Welding flux formulation and process for fume reduction
The invention is concerned with a welding flux composition comprising a first alloy including iron, at least two metals reactive with oxygen under welding conditions and selected from the group...
|
|
|
4121084 |
Method and apparatus for welding workpieces
A method and apparatus for welding workpieces wherein the workpieces are defined by a structure having a plurality of areas with joined and bonded locations with at least one of the areas being...
|
|
|
4114019 |
Welding of laminations of core-plated silicon steel
The disclosure is directed to apparatus for and a method of joining a plurality of laminations of electric steel, which are individually core-plated for electrical insulation purposes, to form a...
|
|
|
4107507 |
Arc welding process and apparatus
An arc welding process and apparatus utilising an electrode and a counter-electrode between which a column of plasma forms. A first unidirectional current source is located between the electrode...
|
|
|
4107505 |
Weldment
A weldment wherein two members are joined by a weld bounded at a back portion by a back-up member providing improved weld penetration and prevention of undesirable conditions in the weld such as...
|
|
|
4101755 |
Automatic arc welder
The present disclosure relates to an automatic arc welder for welding two metal plates together along a line of joint formed between the two metal plates. The welder has a welding unit including a...
|
|
|
4100392 |
Assembly of a magnet and a pole piece
A pole piece is secured to a magnet by means of a connecting element running perpendicular to the common plane of the confronting surfaces of the magnet and the pole piece. The connecting element...
|
|
|
4100389 |
Method of high speed gas shielded arc welding
In a gas shielded arc welding method for a long seam of formed pipe and the like, an improved method of setting up a welding voltage-current such that incomplete short circuiting transfer is...
|
|
|
4097716 |
Welding method
A welding method for forming a fillet welded joint including the steps of placing an abutting edge of a first metal member onto a surface of a second metal member at generally right angles thereto,...
|
|
|
4091259 |
Method for welding lead wires together
A method for welding lead wires together by twisting into a strand a plurality of lead wires of electrical parts or the like, producing an arc between the strand and a carbon electrode, thereby...
|
|
|
4091258 |
Arc welding process
An arc welding process having a welding arc generated between a consumable electrode and the materials to be welded and a welding torch is oscillated along the welding joint line, wherein the arc...
|
|
|
4088866 |
Method and an apparatus for automatic electric welding
When carrying out electric fusion welding with at least two current-carrying electrodes, these electrodes are held in a joint holder in non-parallel positions so that they meet in a point of...
|
|
|
4079224 |
Method for preventing brittle fracture of steel pipe structures
A method of preventing brittle fracture of a pipe structure constructed by welding welded or continuous welded steel pipes, which comprise subjecting a certain length of the seamed portion adjacent...
|
|
|
4075454 |
Process and apparatus for sealing nuclear reactor fuel
Process and apparatus for simultaneously pressurizing a fuel rod having a plug in one end, welding a plug in the other end and sealing a gas pressurizing orifice therein in a single operation. A...
|
|
|
4074106 |
Method for the automatic manufacture of pressurized or liquefied gas tanks
In a method for the manufacture of substantially cylindrical pressurized or liquefied gas tanks first and second portions deformable to open-ended cylindrical shape are stamped out of a same metal...
|
|
|
4071732 |
Method of large current gas shielded arc welding
A method of large current gas shielded arc welding wherein the welding is accomplished at high speed by a single electrode or tandem sequence electrodes in an atmosphere of a mixed shielding gas...
|
|
|
4068111 |
Process of working imperfections or defects on generally thickwalled metal worked-pieces
A method of repairing casting defects of cast iron workpieces by removing material from the work to provide a smooth cavity, preheating flux material by resistance heating thereof to its melting...
|
|
|
4066861 |
Method of welding a pipe to a pipe plate
A method of welding a pipe to a pipe plate conprises slipping a ring over the pipe, the adjoining surfaces of the ring being in contact with the pipe surface and with the pipe plate surface over...
|
|
|
4063062 |
Electron beam welding technique for joining two workpieces together
In the preparation of plane or curved workpieces for welding together by means of an electron beam and wherein the weld takes the form of a full penetration joint, fusion lips are provided at the...
|
|
|
4058700 |
Method for horizontal fillet welding of steel plates
A method and apparatus for horizontal fillet welding of steel plates, particularly coated or painted steel plates, in which two spaced apart welding wires are directed toward the line of...
|
|
|
4052632 |
Method of underwater welding
The invention relates to a welding torch for welding underwater and to a method of underwater welding using the welding torch. A high speed stream of water is directed from a nozzle on the welding...
|
|
|
4052585 |
Butt welding process and apparatus for effecting same
Disclosure is made of a butt welding process, whereby butt ends of articles to be welded together are placed one opposite the other in a chamber containing a shielding medium. The butt ends are...
|
|
|
4051342 |
Continuous welder
A continuous welder automatically moves from one joint to the next along a pipeline of pipes to be welded together, and automatically adapts to pipes of different diameter. At each joint, a...
|
|
|
4049941 |
Method of repairing welded pipe sections
Welding connector comprising a housing, means for accommodating an electrode, an insulating cone for fitting within a conical passage, and magnetic means for securely fitting such cone to such...
|
|
|
4048460 |
Method of welding a cover to a container
A metal welding gasket secured between a cover and a container to prevent expulsion of weld material into the interior of the device being welded.
|
|
|
4046988 |
Method of preventing base metal end crack in arc welding and end tab used therefor
A method of preventing base metal end cracks in arc welding characterized by the adaptation of an end tab having three protuberant portions on its end contacting the base metal, wherein the...
|
|
|
4041270 |
Methods of welding corner joints
A method of welding corner joints by means of a multiple electrode submerged-arc welding and adapted to be utilized for the manufacture of a hollow square steel pillar and the like structural...
|
|
|
4039801 |
Method for connecting a fine wire to a connecting pin
A fine insulated wire with a diameter of less than 0.3 mm is attached to a connecting pin embedded in an electric component. The wire is wrapped around this connecting pin at least three times, and...
|
|
|
4039802 |
Method of automatic or semi-automatic welding with gases
The invention relates to an improved method of automatic or semi-automatic welding with gas, or brazing, effected by using a coil of fillet wire brought to the welding point by continuously passing...
|
|
|
4039798 |
Underwater welding
A process for arc welding in an underwater environment wherein a welding chamber is positioned adjacent a workpiece and an arc welding torch is positioned therein. A gas under pressure is...
|
|
|
4038514 |
Vertical welding of thick aluminum members
An apparatus for and method of welding aluminum members substantially vertically is provided wherein a groove-defining surface is formed on each of the members and such members are positioned...
|
|
|
4037077 |
Battery welding method
A welding method for joining lead parts together in a lead-based battery is disclosed using an inert gas-shielded, non-consumable electrode and an ingot-like mold surrounding the lead parts to be...
|
|
|
4037078 |
Process for welding aluminum and aluminum alloys in horizontal welding position
Aluminum and aluminum alloys are welded in a horizontal welding position in which the base metals to be welded are vertically disposed in abutting relationship with the welding groove opened...
|
|
|
4035602 |
Apparatus for underwater arc welding
A housing chamber for use in underwater arc welding is constructed in the form of a portable hollow cylinder open at one end and having a side opening in which is movably mounted a welding gun for...
|
|
|
4034179 |
Method of multiple electrode gas shielded arc welding
In a multiple electrode gas shielded arc welding method wherein a plurality of electrodes are arranged along the welding seam line of a piece of metal to be welded and the continuous gas shielded...
|
|
|
4023006 |
Plasma arc welding method
A method of operating a plasma welding apparatus producing a plasma arc and having valve means arranged to control gas flow for the plasma arc and power supply means arranged to control welding...
|
|
|
4019018 |
Process for narrow gap welding of aluminum alloy thick plates
The narrow gap butt welding of aluminum and aluminum alloy plates of a thickness more than 20 mm with a non-consumable electrode is conducted by inserting a filling material into a welding groove,...
|
|
|
4007351 |
System for installing high strength steel belts
A method and apparatus for installing endless steel belts or steel bands of improved characteristics on machines of the type having a large roll and an endless steel belt extending around the roll...
|
|
|
3999035 |
Lay down arc welding method
A lay down arc welding electrode with improved weld penetration is described. The welding electrode includes a core wire surrounded by flux, a portion of which has been longitudinally removed or...
|
|
|
3988563 |
Welding method and means using foil electrode
A welding method and means is disclosed utilizing a conductive foil disposed between or adjacent members to be welded together with the foil serving as one electrode and one or both of the members...
|
|
|
3988567 |
Method of detecting the state of fusion of the workpiece in welding
In welding a workpiece from its one side by arc or electron beam welding, a method of detecting the state of fusion of the workpiece which comprises superposing on the arc or electron beam current...
|
|
|
3984652 |
Method of butt welding
A method of butt welding two adjoining plates is disclosed. The method includes welding the two plates together in a single pass, cutting a gap in the center of the first weld leaving first weld...
|
|
|
3969604 |
Method of welding galvanized steel
A method of welding galvanized steel with a high energy density beam is disclosed. The high energy density can be created by an electron or laser beam with a power density of at least 4×10 6 ...
|
|
|
3962662 |
Metal welding gasket
A metal welding gasket secured between a cover and a container to prevent expulsion of weld material into the interior of the device being welded.
|
|
|
3944781 |
Welding method
A welding method including the steps of feeding a consumable electrode of at least 1/8 -inch diameter at a constant speed toward a parent metal to be welded, while maintaining, with electrical...
|
|
|
3935417 |
Welding of copper and iron
A method for welding copper or a copper base alloy and iron or an iron base alloy characterized in that an element for enhancing the mutual miscibility of copper and iron and an element for...
|
|
|
3935421 |
Flux-cored welding wire for gas-shielded electric arc welding
A novel flux-cored welding wire for gas-shielded electric arc welding is described characterized by a shiny, metallic-appearing surface on a low carbon steel sheath and containing within its core...
|
|
|
3934107 |
Process for repairing slag ladles
The invention provides a process for repairing slag ladles for iron and steel making, the process including securing a steel plate to the exterior of the ladle over a damaged area, and subsequently...
|
|
|
3930136 |
Anchor studs and shear connectors used in welding
An arc welding process and metal anchor stud used in the process are disclosed. The stud has a generally cylindrical configuration with the base or weld end enlarged in such a manner that,...
|
|
|
3925634 |
PROCESS FOR WELDING A CLADDING ONTO A BASE MATERIAL
A process for welding a protective cladding onto a steel base plate having a coarse-grained structure upon being heated to a given temperature. A first, comparatively thin layer of cladding...
|