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WO/2013/192541A1 |
A double-sided peelable thin foil composite includes a carrier having first and second sides, and first and second foil layers disposed on the first and second sides of the carrier, respectively.
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WO/2013/190750A1 |
Provided are a preferred thick, high-strength, sour-resistant line pipe having a pipe thickness of 20 mm or higher and a tensile strength of 560 MPa or higher, and a method for producing same. In this line pipe, a base material part cont...
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WO/2013/185770A1 |
A node structure (12, 14) for connecting two or more convergent members (16, 26) of a lattice frame to each other and to one or more other members of the lattice frame. The node structure (12, 14) comprises a pair of opposed spaced-apart...
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WO/2013/186284A1 |
The invention relates to a method for producing a tubular bolt element (114), in particular of a rock bolt, that is made of a metal material and provided with an outside profile and/or structure, comprising the following steps: a strip (...
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WO/2013/186490A1 |
The invention relates to a method for producing at least one notch (11, 12, 13, 13a, 13b) in an outer wall of a tube (10), with the following steps: ET1) guiding a first punch (50) comprising a preforming tooth (52), causing the preformi...
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WO/2013/181683A1 |
Disclosed is an endless belt (1) comprising an annular belt member (2) made of metal. Said endless belt (1), which has an outer face (3) and an inner face (4) that are connected to one another by lateral edges (5, 6), is characterized in...
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WO/2013/139321A9 |
The invention relates to a method for producing welded pipes from steel, in which strips or metal sheets are formed into a pipe provided with a longitudinal or helical slot and the abutting edges of the slotted pipe are welded together, ...
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WO/2013/175486A1 |
The present invention discloses a method of production of a bimetallic tube that is integrally made of a ferrous metal hollow and a non- ferrous metal hollow. The method of production of the bimetallic tube emprises a plurality of sequen...
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WO/2013/175821A1 |
A hollow stabilizer having a component composition containing 0.26 to 0.30% of C, 0.05 to 0.35% of Si, 0.5 to 1.0% of Mn, 0.05 to 1.0% of Cr, 0.005 to 0.05% of Ti, 0.0005 to 0.005% of B and 0.0005 to 0.005% of Ca, wherein the contents of...
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WO/2013/166018A1 |
A method for manufacturing a liner, the method including forming a tubular body portion having a top circumferential edge, a bottom circumferential edge, and a weld seam or seams extending from the top circumferential edge to the bottom ...
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WO/2013/163972A1 |
The invention relates to a method for applying a corrosion and/or wear-inhibiting metallic coating (10) onto the inner lateral surface of a metallic, tubular body (1) with the aid of a metal sheet (10) consisting of the corrosion and/or ...
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WO/2013/157422A1 |
An electric resistance welding operation management device for managing an electric resistance welding operation when: heat is inputted into a cylindrically fashioned metal plate transported along a predetermined transportation direction...
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WO/2013/153819A1 |
The purpose of the present invention is to provide a high-strength thick-walled electric-resistance-welded steel pipe having both excellent low-temperature toughness and HIC resistance, and having a yield strength of at least 400 MPa. In...
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WO/2013/153683A1 |
The present invention provides a device and method for producing, from two metal plates, a flangeless closed-cross-section-structure component having a deformed cross-sectional shape having a welded section and a bend in the direction of...
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WO/2013/153972A1 |
Disclosed is a heat exchange tube that has excellent hairpin bending workability, generates little fin crushing, and has excellent corrosion resistance. Provided is the heat exchange tube attached with an aluminum alloy inner groove that...
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WO/2013/153681A1 |
The objective of the present invention is to enable the dimensionally accurate production of a pressed component having a bent-shaped closed-cross-section structure having a curved surface at the bottom surface thereof while reducing pro...
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WO/2013/153680A1 |
The present invention provides a device and method for producing, from two metal plates, a closed-cross-section-structure component having a deformed cross-sectional shape having a welded section and a bend in the direction of component ...
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WO/2013/152255A1 |
A process for connecting a non-symmetrical inside diameter vehicle spindle (18) to a stationary housing (12) is provided. Low and high stress areas of the spindle are determined, where correspondingly reduced and increased material cross...
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WO/2013/151056A1 |
This UOE steel tube is used for forming a structure by being subjected to butt circumferential welding, and has a corrugated outer diameter shape in a longitudinal direction, the UOE steel tube being characterized by being molded such th...
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WO/2013/145307A1 |
[Problem] To prevent occurrences of abrasion marks on the outside surface of material that has undergone molding processing between revolving units in a molding device that carries out a molding process for material to be molded between ...
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WO/2013/139507A1 |
The invention relates to a heat exchanger (1) for dissipating heat from a medium by means of at least one vane tube (20) having a serpentine shape which is disposed in a housing and the straight vane sections (30) of which are disposed i...
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WO/2013/138806A1 |
A method of forming a shaft for transferring force from a driving element to a driven element makes use of a tube. The tube is deformed to define distal ends of said shaft. At least one of the distal ends of the tube is trimmed to define...
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WO/2013/127770A1 |
The invention relates to a method of manufacturing a heat exchanger tube (2) for a motor vehicle, said tube (2) comprising a strip (10), bent over on itself to define several channels (12a, 12b) for the circulation of fluid, and a pertur...
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WO/2013/114519A1 |
Provided is a UOE steel pipe for line pipe having excellent HIC resistance even when it has high strength. The UOE steel pipe for line pipe in this embodiment contains, by mass%, C: 0.01 to 0.1%, Si: 0.01 to 0.5%, Mn: 1.0 to 1.7%, P: at ...
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WO/2013/113698A1 |
The invention relates to a method for producing a heat exchanger tube (1) by bending a metal strip (11), said tube (1) having an internal partition (19) formed by joining the ends of opposing edges (11a, 11b). The tube also comprises an ...
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WO/2013/105536A1 |
This wear-resistant welded steel pipe is characterized in that: the base material and the welding metal contains a specific amount of a chemical component; the base material of the wear-resistant welded steel pipe has a Vickers hardness ...
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WO/2013/090985A1 |
An apparatus for forming at least one helical groove in a rail is disclosed. The apparatus has a groove forming portion and means for causing the rail to be conveyed and rotated relative to the groove forming portion such that the helica...
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WO/2013/091973A1 |
The invention relates to a modular pipe welding device (1) for producing pipes with a sequence of tool holders and a corresponding method in which, in the following sequence, at least one bending roller module (2), at least one plastic s...
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WO/2009/057830A9 |
A welded state monitoring device and method for monitoring on-line the state of an electric-resistance welded pipe, such as the welded state, or the butted state, more correctly than conventional. A mirror (23) provided at a one-end port...
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WO/2013/080132A1 |
The present invention relates to an armature for concrete coating of tubes (1 ). The armature in question is realised through a continuous metal band (2) constituted by a mesh of circular-section electro-welded wires (3), which have prot...
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WO/2013/069748A1 |
A monitoring device for seam welding, in which a band-shaped steel plate is formed into a continuous cylindrical shape by means of a roll group while the plate is transported and the two ends are hot welded together in the circumferentia...
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WO/2013/053003A1 |
A method for producing a strengthened metal tube comprising drawing a metal tube between a mandrel and a die whilst applying shear stress and hydrostatic pressure to the tube to produce the strengthened metal tube.
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WO/2013/055618A1 |
An apparatus for forming a carcass for encasing a tubular member including a driven rotor (20) having a front face rotatable about a pivot axis and a spool mandrel (38) positioned eccentrically on the driven rotor (20). The spool mandrel...
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WO/2013/050013A1 |
The method is used for producing wire and wire products from suitably pre-notched wire strips (2) by subsequent flexing of the wires forming between the notches in the longitudinal direction thereof in order to form cracks at the bottom ...
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WO/2013/051249A1 |
The purpose of the present invention is to supply a welded steel pipe having excellent welding heat-affected zone toughness, while attaining excellent productivity and without sacrificing the quality of the inner part of the weld. The we...
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WO/2013/050021A2 |
The invention relates to a method and an installation for continuously moulding longitudinally slotted pipes from a flat material, in which markings in the material can be minimised or avoided if the rolling forces of at least two rolls ...
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WO/2013/038526A1 |
This method for manufacturing pipe has: a first step for fabricating a first bottomed cylindrical body (12) by a first backward extrusion process that strikes a first punch (11) onto work from a first direction; a second step for fabrica...
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WO/2013/031879A1 |
Provided is a method for fabricating a welded steel pipe having excellent buckling resistance properties. The method for fabricating a welded steel pipe according to this embodiment has a step for preparing a bare welded pipe and a step ...
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WO/2013/031803A1 |
Small diameter metal tubes are manufactured with good precision and high production efficiency by using a large diameter roll in which rolls having diameters that are clearly larger than the outer diameter of the metal tube being manufac...
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WO/2013/028093A1 |
The invention relates to the production of a metal strip by cold deformation. A continuous metal strip is stretched by being pulled successively from the rear and the front between non-driven rollers of bending devices. In each bending d...
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WO/2013/027779A1 |
A thick-walled electric-resistance-welded steel pipe which has a low Y/T that prevents buckling when the steel pipe is deformed by bending and straightening and which further has excellent low-temperature toughness. The steel pipe is cha...
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WO/2013/023744A1 |
The invention relates to a method for producing a thermally-insulated coiled hose (7), in which a metal coiled hose (7) that was initially produced in a conventional manner is compressed such that the coils thereof lie against each other...
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WO/2012/175217A1 |
The present invention relates to a ribbed tube (2) comprising a tube body (4) and sheet-metal ribs (6) fastened thereto, which comprise a leg (10) projecting laterally from the surface of the tube and a web (8) extending substantially in...
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WO/2012/171875A1 |
The invention relates to a method for producing slit hollow profiles from a precut blank, wherein the hollow profile is produced from the substantially flat blank using the roll forming technique or using a U-0 forming procedure so that,...
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WO/2012/167356A1 |
In a method for reconditioning a tubing joint having a serviceable tubing portion and unserviceable threaded upset ends, a tubing nipple having threaded ends is transversely cut to produce two tubing nipple segments, and the unserviceabl...
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WO/2012/170622A1 |
This invention utilizes a co-extrusion or co-drawing process to directly bond a tubular target to an inner backing tube. The co-extrusion or co-drawing process reduces the inner and outer diameters of the outer tubular target to cause po...
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WO/2012/164579A1 |
The invention relates to a bainite steel consisting of the following elements in weight %: C: 0.25 - 0.55 Si: 0.5 - 1.8 Mn: 0.8 - 3.8 Cr: 0.2 - 2.0 Ti: 0.0 - 0.1 Cu: 0.0 - 1.2 V: 0.0 - 0.5 Nb: 0.0 - 0.06 Al: 0.0 - 2.75 N: < 0.004 P: < 0....
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WO/2012/153182A1 |
The invention relates mainly to a method of assembling a tube (7) of inside diameter Di and a sheet (1) of thickness Et having at least one substantially planar portion involving steps whereby the tube is positioned level with the substa...
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WO/2012/150733A1 |
The present invention relates to an SRC tube brazing apparatus. The SRC tube brazing apparatus, in which a clad tube and a cooling fin is put into an electric heating furnace to braze the cooling fin on an outer circumference surface of ...
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WO/2012/146317A1 |
A tower (C) production method is developed with the present invention, comprising a first production stage including the steps of unrolling and bringing into a planar state a sheet metal (B) wound around a coil (A); bending the planar sh...
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