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WO/2004/090410A1 |
A fluid connector (20, 80, 100) is provided that includes a fluid conveying member (56, 84, 108) having an interior fluid passageway (64, 96, 116) and a fitting (42, 82, 102) that includes a first fluid duct (50, 88, 104) and a second fl...
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WO/2004/078372A1 |
The invention relates to a method for manufacturing copper or copper alloy tube, which method includes an extrusion step and at least one working step in order to work the tube to its final size, and according to which method the inner s...
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WO2004026017B1 |
An elongated section of steel tubing (30) has an outer circumferential surface and an inner circumferential surface defining an elongated axial passage through the tubing. An expansion mandrel (10) is moved through the tubing for radiall...
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WO/2004/070080A1 |
A flat rolled magnetic steel sheet or strip having its surface coated for bonding by heating and pressurization, which flat rolled magnetic steel sheet or strip, even at thin coating, permits bonding over the whole surface of steel sheet...
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WO/2004/067801A1 |
An oil tempered steel wire, characterized in that it comprises a wire material and, formed on the surface thereof, a coating film comprising one or more inorganic salts selected from the group consisting of a sulfate, a silicate and a bo...
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WO/2004/067204A1 |
One aspect of the invention concerns a method of manufacturing the body of a drum kit. The method includes the steps of rolling a flat, unpainted metal sheet (10) to a cylindrical form (12) and welding free edges (14) of the form to prod...
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WO/2004/065032A1 |
A metal foil tube, characterized in that it has been prepared though the welding or solid-joining of a metal foil raw sheet (W) having a sheet thickness (t) of 10 to 100 μm; a method for manufacturing the metal foil tube, which comprise...
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WO/2004/058428A2 |
An elbow rotator apparatus for rotating an integrally formed section of an elbow workpiece includes a pair of gripping arms which are selectively positionable in a first position displaced from the elbow workpiece, and a second position ...
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WO/2004/059754A1 |
A superconducting material useful for forming electrolytic devices is made by establishing multiple niobium or tantalum components in a primary billet of a ductile material; working the primary billet through a series of reduction steps ...
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WO/2004/057053A2 |
A method for producing a metal wire for reinforcing an elastomeric material as well as a metal wire and a metal cord for reinforcing such an elastomeric material are described. The metal wire comprises a metal core having a predetermined...
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WO/2004/056501A2 |
The invention concerns a method for making a machined metal part comprising making a metal plate, pre-machining said plate on one or both sides to obtain a pre-machined blank, solution heat-treating said pre-machined blank, hardening, op...
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WO2004037454B1 |
Tubing material (10) is rolled into a double wall tubular member (34) to form a vehicle fluid line. The tubing material includes a stainless steel sheet metal (12) having a nickel or nickel alloy coating. The double wall tubing member is...
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WO/2004/053414A1 |
A plurality of fin groups 12 each comprising parallel plate fins 14 are arranged on two straight tube portions 11a of a fin fixing hairpin tube 11 longitudinally of the tube portions at a spacing, by forming two tube inserting holes 14a ...
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WO/2004/049533A1 |
The invention relates to an installation element for a telecommunication element comprising an elongate metallic pipe (1) for guiding the telecommunication element (5). In order to produce said installation element, an inner wall (4) of ...
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WO2004020895B1 |
A method of manufacturing an insulated pipeline.
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WO/2004/041459A1 |
The invention concerns method for making a muffler or catalyst jacket (1) comprising at least at one of its ends (2, 5) at least one connecting end piece (11, 12) of smaller cross-section to be integrated into a motor vehicle exhaust lin...
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WO/2004/039515A1 |
A semifinished flat tube 30 is for use in producing a flat tube 1 comprising an upper and a lower wall 2, 3 opposed to each other, and left and right opposite side walls 4, 5 interconnecting the upper and lower walls 2, 3 at opposite sid...
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WO/2004/037455A1 |
The invention relates to a method for manufacturing ovalshaped metal tubes, where an essentially round-shaped metal tube is rolled both in the sideways direction and in the vertical direction of the tube, so that the metal tube (11) is r...
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WO/2004/035239A2 |
A tube cutting assembly has a pair of opposite, rotatable cutting wheels (6, 18), the outer of which is movable into engagement with a rotatable tube (3) for cutting through the tube wall (5). Each cutting wheel (6, 18) is provided with ...
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WO/2004/035240A1 |
During the production of spiral rebated tubes, the parts of a device, in particular forming heads are to be adjusted to the diameters of produced tubes. The inventive quick-clamp device (1) comprises an adjustable carriage (4) which repl...
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WO/2004/033947A1 |
The invention relates to a heat exchanger which can be produced on the base of an extruded composite profile and to a method for producing said heat exchanger. In the preferred embodiment, the inventive heat exchanges is made of aluminiu...
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WO/2004/033122A1 |
The invention relates to an extruded composite profile (10) and to method for separately winding two individual simultaneously extruded tubes (20, 30) with the aid of a winding device. The inventive extruded composite profile (10) consis...
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WO/2004/033948A1 |
The invention relates to a hydraulic line which can be produced from an extruded composite profile (10), and to a method for producing one such hydraulic line, said hydraulic line preferably consisting of aluminium or an aluminium alloy,...
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WO/2004/026732A2 |
A seam closing apparatus for use in sealing a duct seam having an outwardly extending sealing portion and a lower fold includes a handle portion having a power actuation trigger and a first roller for engaging the outwardly extending sea...
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WO/2004/025065A1 |
A method and apparatus for assembling a 2-piece skin door comprising a bottom skin (10) and a top skin (20) wherein each of the bottom and top skins' longitudinal edges have been bent and folded to complementarily hem each other in an in...
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WO/2004/024366A1 |
A method of manufacturing an axle tube housing for a differential assembly includes heating a localized area (108) of a one-piece tubular blank (102). A mandrel (116) is inserted within the tubular blank and the localized area (108) is t...
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WO/2004/020124A1 |
Disclosed is a method for the production of a spindle nut (3) of a spherical thread drive mechanism. The inner circumference of said spindle nut (3) comprises at least one screw-shaped track (4) which is formed thereupon as a single piec...
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WO/2004/014578A1 |
A process is disclosed for making ultra fine fibers comprising forming a continuous cladding about a plurality of coated metallic wires. The cladding is drawn for reducing the outer diameter and for diffusion bonding the coating within t...
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WO/2004/007111A1 |
This frame producing method comprises the steps of ring-rolling a metal material to form an annular part (10), and radially press-bending the annular part to form a rectangular part (10). In this case, the angle (Ѳ) of the corners (13) ...
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WO/2004/002652A1 |
A method of forming a radially expandable externally grooved tubular fastener from metal, comprising the steps of providing a suitable tubular blank (11) having a tubular wall (12) and squeezing the tubular wall between an internal membe...
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WO/2004/002644A1 |
An improved process for making continuous sucker rod specifies uniform hardness along and among the input coils which reduces the number of steps required to manufacture the rod, thereby advantageously reducing capital and production costs.
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WO/2004/002673A1 |
The present invention provides seam-welded, air hardenable steel tubes (12), methods of manufacturing seam-welded air hardenable steel tubes (12), tube mills for practicing such methods and applications for using seam-welded, air hardena...
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WO/2004/001082A1 |
A stainless-steel pipe with excellent corrosion resistance for oil wells, characterized by having a composition which comprises, in terms of wt.%, up to 0.05% carbon, up to 0.5% silicon, 0.20 to 1.80% manganese, up to 0.03% phosphorus, u...
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WO/2004/001076A1 |
A method for producing an oil well steel pipe excellent in crushing resistance characteristics after pipe expansion, which comprises subjecting a steel piece having a specific chemical composition, wherein the contents of C, Mn, P, S, Nb...
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WO/2003/106718A1 |
The invention includes a method of producing a hard metallic material by forming a mixture containing at least 55% iron and at least one of B, C, Si and P. The mixture is formed into an alloy and cooled to form a metallic material having...
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WO/2003/106064A1 |
An improved filter pipe (23) is disclosed, and also an improved apparatus (10) is disclosed for making the improved filter pipe. The apparatus is meant for perforating, forming and cutting the spirally formed pipe, particularly spiral pi...
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WO/2003/104736A1 |
The inner surface of a heat transfer tube is enhanced with a plurality of protrusions (2) that create additional paths for fluid flow within the tube and thereby enhance turbulence of heat transfer mediums flowing within the tube. This i...
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WO/2003/099482A1 |
A UOE steel pipe with an excellent crash resistance and a method of manufacturing the UOE steel pipe, the UOE steel pipe wherein the ratio of the yield strength thereof against compression to that against tension in circumferential direc...
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WO/2003/098142A1 |
The invention relates to a heat carrier comprising at least one collector pipe (1) for receiving the ends of flat pipes (10a), especially for a CO2 air conditioning unit for motor vehicles. The collector pipe (1) is formed by an open hol...
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WO2002051577A9 |
A method for forming a cylindrical body (40) utilizing a continuous weld is provided. The methods includes feeding a source material (16) including a first edge (36) and a second edge (38) from a coil (14) and offsetting at least one of ...
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WO/2003/092772A2 |
A method is provided for forming a feature on a needle. In particular, a hollow, metal cannula (10) has a first end, a second end and a substantially constant outer diameter extending over at least a portion of its length. An annular met...
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WO/2003/093761A1 |
Method and instrument for measuring the bead cutting shape of an electric welded tube accurately without being affected by the difference in the luminance level of an optical cut image between a cut part and a uncut part. An optical cut ...
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WO/2003/084691A1 |
The invention relates to a method for producing a piezo actuator housing. The first step of the inventive method involves forming an open tube and an open interface from a flat material, and the interface (8) is then welded. The inventio...
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WO/2003/084692A1 |
Process forming a multiple duct (5) distributor having a varying cross section where a work piece (1) is extruded having inner walls (2) forming multiple ducts (5), a first and second end section and a constant cross section. The work pi...
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WO/2003/082495A1 |
A cold diameter reduction press molding method of a metal pipe comprising a diameter reduction molding process for reducing the outer circumferential length of an original metal pipe having a noncircular transverse section as compared wi...
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WO/2003/081104A2 |
The invention relates to a method of producing a sheath for a high-temperature multifilament superconducting cable. According to the invention, the sheath is obtained through the co-extrusion of a cylindrical billet (50) comprising at le...
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WO/2003/076861A1 |
The invention relates to metallic slotted tubes (1) having an outer diameter De. The inventive tubes are slotted internally by N helical ribs (2) having an apex angle &agr , height H, base width LN and helix angle β, said consecutive ri...
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WO2002033340A9 |
A method of forming an extended surface heat transfer fin by differentially rolling a metal strip having a wedge-shaped profile. The method includes linearly stretching the thicker edge of the metal strip to a greater degree than the thi...
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WO/2003/076097A1 |
A method of manufacturing a torsion bar, comprising a first shaping step for setting the hardness of a round steel bar material in an area ranging from an inner part to a surface layer part to 320 to 450 in Vickers hardness (HV) by reduc...
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WO/2003/074207A1 |
The invention relates to a method for producing bent hollow bodies (10g) that comprise an inner arc and an outer arc. A starting hollow body with a flexible cross-sectional shape at least in the zone where it is supposed to be bent is be...
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