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WO/2019/118943A3 |
An apparatus and a process for forming an oval shaped duct, as well as a round duct for all required sizes and thicknesses for an AC system, in one continuous operation where two driving rolls advance a flat metal sheet to a multi-positi...
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WO/2019/151045A1 |
The purpose of the present invention is to provide: a steel material for line pipes that has a sheet thickness of at least 30 mm, has high enough strength for use in submarine pipelines, and has excellent low-temperature toughness and DW...
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WO/2019/151046A1 |
The purpose of the present invention is to provide: a steel material for line pipes that has a sheet thickness of at least 30 mm, has high strength for use in submarine pipelines, and has excellent low-temperature toughness and DWTT perf...
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WO/2019/144584A1 |
A method for preparing a 1Cr25Ti high-chromium ferrite stainless steel seamless pipe, comprising steps of tube blank heating, punching, finishing, cold drawing, thermal treatment, refinishing, and finished tube inspection, wherein cold d...
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WO/2019/142359A1 |
An electric resistance welded steel pipe manufacturing device, which performs welding while supplying a plasma flow to a pair of abutting end surfaces to shield the same while forming a band shaped steel plate into a pipe shape, is provi...
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WO/2019/141798A1 |
Method for producing a hollow part (17; 21; 46) made of a metal material, characterised in that it comprises the following steps: - preparing a billet (1; 18; 33) of the metal material of the hollow part (17; 21; 46), and at least one sa...
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WO/2019/143343A1 |
An apparatus and method for forming a sealing portion on a duct member for use in connection to another duct member, with the connection between the duct members being substantially sealed from the egress of air in an air handling system.
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WO/2019/142350A1 |
This welding operation monitoring system is provided with: an imaging device that is disposed on the side opposite of that to which plasma flow is supplied out of the pipe inside and pipe outside for a band shaped steel plate formed into...
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WO/2019/129862A1 |
The present disclosure relates to a system having an inner structure, wherein the inner structure comprises at least one inner tube made of stainless steel and at least one sensor device with at least one sensor to measure at least one c...
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WO/2019/121948A1 |
The machine (100) comprises: - a first feeder (112), able to unwind a first tape (31); - a profiler apparatus (110) comprising an upstream profiling stage (122A to 122G) able to profile the first tape (31) to form a pre-profiled first ta...
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WO/2019/074453A3 |
The present invention provides an apparatus for manufacturing steel pipes by helically forming an elongated strip of metal. A novel pipe production apparatus is provided for helically forming a metal strip comprising a carriage for carry...
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WO/2019/114845A1 |
Water pipe breakages in buildings cause major problems for their residents, since repairing the damage requires extensive breaking of walls and constructions. In order to solve this problem, the present invention provides a machine for m...
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WO/2019/115275A1 |
The invention relates to a long tubular pipe comprising an outer tube, an inner fluid-transporting tube (4) mounted in the outer tube, and a separating member (3) designed to transmit bending efforts between said outer tube and said inne...
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WO/2019/112355A1 |
The present invention provides a pipe-shaped reinforcing bar having a locking structure, the bar being capable of being lightweight, and having improved concrete bonding and shear key function so as to enable the earthquake resistance of...
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WO/2019/110503A1 |
The invention relates to a method for assembling a metal component (24) on a metal tube (16) obtained by deforming a metal sheet and welding the mating edges of the said metal sheet together along a simple welded seam (1) running longitu...
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WO/2019/102549A1 |
An industrial plant data reproduction device comprises the following configuration. A process data collection unit (11) collects process data relating to a device group constituting an industrial plant, and to materials processed by the ...
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WO/2019/103023A1 |
The purpose of the present invention is to simply and rapidly perform replacement operations for horizontal rolls within a horizontal roll stand, including readjustment of reduction amount. To achieve this, a horizontal roll stand 10, wh...
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WO/2019/087649A1 |
A steel pipe (10) that comprises: a tubular steel layer (11); an alloy layer (14) that has a ζ layer (14b) and covers an outer surface of the steel layer (11); and a zinc layer (15) that covers the alloy layer (14). The zinc layer (15) ...
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WO/2019/079990A1 |
Disclosed are a metal wire, a manufacturing method therefor, and a tire. The metal wire is manufactured by twisting monofilaments; an outer peripheral surface of each monofilament is covered with a Cu-M-Zn alloy coating; the outer periph...
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WO/2019/080457A1 |
A nitrogen-containing microalloying spring steel and the preparation method therefor. The chemical components are: C 0.45-0.52％; Si 0.15-0.35％; Mn 0.90-1.10％; Cr 0.90-1.15％; Mo 0.10-0.25％; V 0.10-0.20％; Nb 0.025-0.04％; N 0....
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WO/2019/076048A1 |
A weatherable steel plate and a manufacturing method therefor. The weatherable steel plate comprises the following components by mass percentage: 0.04-0.10% of C, 0.18‑0.35% of Si, 1.00‑1.60% of Mn, 0.008‑0.015% of P, 0.25‑0.45% ...
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WO/2019/075542A1 |
The improvement is to a product of the type having a metal strip and a central longitudinal axis, the strip being defined by two or more separate strip parts, the two or more strip parts each: having a common radius of curvature; definin...
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WO/2019/074453A2 |
The present invention provides an apparatus for manufacturing steel pipes by helically forming an elongated strip of metal. A novel pipe production apparatus is provided for helically forming a metal strip comprising a carriage for carry...
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WO/2019/060333A1 |
This disclosure relates to weldability of steel alloys that provide weld joints which retain hardness values in a heat affected zone adjacent to a fusion zone and which also have improved resistance to liquid metal embrittlement due to t...
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WO/2019/009847A3 |
Invention relates to is a mandrel adjustment assembly for multi-wall pipe made of a coated metal sheet comprising; a bearing (22) positioning an elongated mandrel (30) over a tray (50) by holding; a distance adjustment unit (20) having a...
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WO/2019/047624A1 |
Provided is a preparation method of a 1Cr17 ferritic stainless steel pipe. The method comprises the following steps: preheating a 1Cr17 ferritic stainless steel pipe billet and keeping at the temperature; perforation to obtain a hot-roll...
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WO/2019/039503A1 |
Provided are a molding method and a molding apparatus with which it is possible to maintain strength after molding while suppressing deformations. This molding method includes a burring step and a pressing step. In the burring step, a br...
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WO/2019/036275A1 |
A method of making a heat exchanger includes providing an inner tube extending longitudinally along a central axis and having an inner surface bounding a product chamber and an outer surface. An outer tube is formed and positioned about ...
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WO/2019/034806A1 |
The invention is a mold (100) of an apparatus to produce plastic pipe that consists of the body (2) that has been supported to its place, the roll like roll organs (1.1) that have been supported to the body by the roll organs (3) that ha...
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WO/2019/032518A1 |
A flat tube for a heat exchanger is fabricated from a single sheet of metal material. The sheet of metal material has a first edge and a second edge, which are arranged adjacent to one another between a pair of broad walls of the tube. F...
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WO/2019/025851A1 |
Apparatus (1) for continuously forming a spiral seamed conduit (5) from a metallic strip (2) comprising a feeding plane (3) for said metallic strip (2); a forming head (4,4') rotating about a forming axis (A) substantially parallel to th...
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WO/2019/024738A1 |
A method for manufacturing an aluminum alloy building material with an imitation-wood-grain surface. Imitation wood grains are manufactured and produced on the surface of an aluminum alloy material by using a physical processing method. ...
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WO/2019/025719A1 |
A tube (2) for a heat exchanger comprising at least one disturbance device (4) for disturbing the flow of a fluid able to flow in the tube, the disturbance device (4) consisting of a local depression of a wall of the tube towards the ins...
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WO/2019/020208A1 |
The invention relates to a wire material consisting of metallic material having an oxide surface, wherein the oxide surface of the wire material has a first oxide layer, which covers the metallic material at least in part and has a thick...
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WO/2018/234563A1 |
The invention relates to an installation (1) for the manufacture of a reinforcing structure (8) of a flexible pipe (2) comprising a plate (10), upon which is arranged: a first profiling section (11) of a main strip (81a) to form a main p...
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WO/2018/231281A1 |
An apparatus for forming and sealing a duct member for use in an air handling system. At least one work station accommodates a work piece, which is generally a cylindrical tube.
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WO/2018/229262A1 |
The present disclosure relates to a tube structure comprising an inner tube of metal and an outer tube of metal, wherein the inner tube extends in the outer tube, and wherein either the inner tube and the outer tube are mechanically tigh...
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WO/2018/230350A1 |
According to the present invention, seam fitting parts (22) are formed by folding end parts of adjacent strip members (sheet metals) (3), the seam fitting parts (22) are formed so that the seam fitting parts (22) overlap each other, and ...
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WO/2018/231218A1 |
An apparatus for forming and sealing a duct member for use in an air handling system. At least one work station accommodates a work piece, which is generally a cylindrical tube.
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WO/2018/221601A1 |
This cylindrical body is formed by joining one end of a single metal plate to the other end thereof, wherein the ends are stably adhered to each other. A cylindrical body 1 is formed by joining one end 15a of a single metal plate 1a to t...
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WO/2018/200880A1 |
An article of furniture may include a component such as a frame, leg, or support. The component may be constructed from a strip of material and the strip of material may include a strip length, a strip width, and a strip thickness. The c...
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WO/2018/196622A1 |
A high-performance, corrosion-resistant and economical composite steel coiled tubing and a manufacturing method therefor, the composite steel coiled tubing comprising: a metallurgically bonded base layer (1) and composite layer (2); the ...
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WO/2018/197634A1 |
The invention relates to a method for welding overlapping edge regions (7',7") of sheet metal bodies (7). Said method being characterized in that prior to welding the edge regions (7',7"), the edge regions are heated to a temperature T1 ...
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WO/2018/188008A1 |
Disclosed is a bearing steel, with the components thereof in percentage by weight being: C: 0.75-0.85％; Si: 0.15-0.35％; Mn: 0.25-0.40％; Cr: 1.40-1.60％; Ni: 0.05-0.09％; Mo: 0.02-0.08％; Al: 0.005-0.020％; Cu: 0.02-0.08％; Ce:...
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WO/2018/186273A1 |
The purpose of the present invention is to provide a steel member with excellent fatigue resistance characteristics in the plastic strain range, a hot-rolled steel sheet as the material therefor and production methods therefor. A steel m...
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WO/2018/180556A1 |
A vehicle structural member 1 includes a long hollow member 10 having an integral structure; and support members 20, 21, 22 that are joined to the long hollow member. The long hollow member includes: a first section 10a including a first...
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WO/2018/179582A1 |
Provided is a support body whereby there is no need for a step for cutting a protruding part, and work can be performed at a work site using an object to be supported without modification thereof. A support body (1A) for supporting a pan...
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WO/2018/177984A1 |
The present invention relates to a method for coating the exterior of a pipe (2) having an interior coating (3), more particularly an interior plating, comprising: providing the pipe (2) in a coating system (1), locally heating an exteri...
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WO/2018/174961A1 |
A dimpled stent design has geometrical characteristics, namely dimple width and depth, which generate dimple site specific turbulence and thrust within the blood flow to reduce or eliminate restenosis. The dimpled stent design is produce...
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WO/2018/166274A1 |
A light-sensitive monitoring and control system for a plate-rolling machine, and a rolling process for a wind-powered steel pipe pile barrel using the system, wherein the light-sensitive monitoring and control system for a plate-rolling ...
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