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WO/2023/122816A1 |
A connector system is provided for an apparatus intended to be walked on, swung on or jumped on in use. The connector system comprising a plurality of frame elements, each comprising an insertion portion, at least one protrusion, and fra...
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WO/2023/128980A1 |
The invention is a concrete pipe (4) used in sewage or irrigation canals and characterized by comprising a GRP layer (2) that prevents the concrete pipe (4) from contact with water, reduces friction/abrasion values thanks to the smooth s...
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WO/2023/128413A1 |
The present invention provides an improved pipe structure with a reinforcing rib, the improved pipe structure comprising: a core layer (100) having a cross-section of a circular shape, an elliptical shape, or an angular shape; reinforcin...
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WO/2023/116988A1 |
The present invention relates to a high-pressure hose having a pressure class of H70 according to DIN ISO 19880-5 and/or a burst pressure of at least 3500 bar, the hose having a layered structure comprising a barrier layer composed of PA...
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WO/2023/117558A1 |
A polymer composition comprising a base resin, the base resin comprising (A) a first ethylene homo- or copolymer fraction, and (B) a second ethylene-hexene-1 copolymer fraction, wherein fraction (A) has a lower molecular weight than frac...
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WO/2023/118516A1 |
A low carbon steel welded tube for low internal pressure applications, wherein the pressure in the tube is, in use, less than 10 kPa, wherein the low carbon steel constituting the welded tube is a hot-rolled steel strip having a thicknes...
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WO/2023/108802A1 |
A processing method of a high-pressure-resistant polyurethane winding pultrusion pipeline. The method comprises: coating a core mold with a pipeline lining material to form a tubular lining layer, and annularly winding the surface of the...
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WO/2023/110731A1 |
An insulated tube (1) comprising a main body (6) and an end piece (7), the end piece (7) being attached to the main body (6), the main body (6) comprising an inner tube (2) and an outer tube (3), a radial gap (5) being arranged between t...
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WO/2023/108804A1 |
A reinforced and toughened plastic pressure composite pipe and a method for manufacturing the pressure composite pipe, relating to the technical field of pipelines. The technical problem of the insufficient strength and toughness of a pi...
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WO/2023/103109A1 |
Production equipment for a fiber reinforced composite pipe, comprising a molding die (1), the molding die (1) comprising an outer die sleeve (1a), a core die (1b), a sizing sleeve (1c) connected to the outlet end of the outer die sleeve ...
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WO/2023/106147A1 |
Provided is a vacuum insulating double piping that is for transferring a very-low-temperature fluid and that comprises a function to suppress a moment acting on a connecting section between an inner pipe and an outer pipe due to an inter...
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WO/2023/103106A1 |
The present invention relates to the technical field of composite pipes, and provides a composite pipe production device. The present invention solves the problem in the prior art that the composite pipe has low strength. This composite ...
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WO/2023/103110A1 |
A processing method for one-step forming of a continuous fiber-reinforced composite pipe, belonging to the technical field of composite pipe processing. The method solves the existing problem of easy detachment between multiple composite...
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WO/2023/103229A1 |
The present invention relates to the technical field of composite pipelines, and provides a forming equipment for a reinforced and toughed composite pipeline. The present invention solves the problem in the prior art of weak strength of ...
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WO/2023/103108A1 |
A forming device for a continuous fiber reinforced composite pipe, relating to the technical field of composite pipelines, and comprising a forming mold (1) and an outer pipe (2), wherein a forming cavity channel (1c) is formed between a...
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WO/2023/096606A1 |
The invention relates to a pipe machine (100) for the production of GRP (Fiber Glass Reinforced Plastic) pipes (502) in the size range DN80-DN250 with a maximum length of 6 meters.
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WO/2023/092182A1 |
A method for joining two pipe sections (10, 60) of laminate structure and having an inner liner (115), comprising the steps of: (a) connecting a first pipe section (10) to a first connection member (15) to form a first assembly (135); (b...
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WO/2023/088799A1 |
A thin-walled pipe according to the invention has the following features: a thin metal flat material (22), rolled or bent to form a pipe, having a wall thickness of 0.05-1.00 mm, the longitudinal edges (24, 26) of which are connected tog...
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WO/2023/050914A1 |
The present utility model relates to a multi-cavity adiabatic flow guide pipe having an adiabatic construction, and belongs to the technical field related to adiabatic flow-guiding. The multi-cavity adiabatic flow guide pipe comprises an...
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WO/2023/055989A1 |
A process for manufacturing pipes using thermoplastic pipe and "tape" (continuous fiber, fully wetted in a similar thermoplastic as the pipe) that embeds its fibers into pipe surface. The thermoplastic pipe is mechanically compressed pri...
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WO/2023/048336A1 |
The present invention provides a stainless pipe with a copper coating and a method of manufacturing same. A stainless pipe with a copper coating according to an embodiment of the present invention comprises a pipe base material, a surfac...
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WO/2023/046633A1 |
The invention relates to a line connector assembly and a line connector for fluidically connecting fluid lines, comprising a housing (2). The housing has: a receiving space (3); a connecting piece (4); and a channel (5) through which flu...
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WO/2023/042223A1 |
The present invention relates to a vacuum transportation system (100) comprising a tube (204), a platform (110), and a track (112). The tube (204) may comprise a skin (102) and a framework (202). The framework (202) may comprise formers ...
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WO/2023/035461A1 |
A paraffin-deposition-preventing intelligent pipeline system for an oil field, the system comprising a pipe fitting (1), wherein the pipe fitting (1) comprises a connecting pipe (101), and core pipes (102) arranged on two sides of the co...
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WO/2023/025749A1 |
A traced pipe arrangement (1) for carrying a medium (M), comprising a primary pipe channel (2) configured for carrying the medium (M), a main secondary pipe channel (3) for carrying a coolant (C), wherein the secondary pipe channel (3) e...
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WO/2023/016624A1 |
The invention relates to a pipe (P) for transporting a fluid (8), comprising an innermost polymeric tube (1) for transporting the fluid (8), a fluid diffusion barrier layer (3) surrounding the polymeric tube (1), wherein the fluid diffus...
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WO/2023/010149A1 |
The invention relates to a device (4) for connecting a fluid-conducting pipe (2) to an additional fluid-conducting element, in particular an additional fluid-conducting pipe (3), comprising a device body (8) which comprises or consists o...
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WO/2023/007094A1 |
The invention relates to a tube comprising: - at least one cylindrical element made of a pultruded fibrous material impregnated with a thermoplastic matrix, - at least one additional fibrous reinforcement, partially or completely enclosi...
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WO/2023/005802A1 |
A pipe (10) having a seal head, comprising: a pipe body (11), which comprises a connecting end, the connecting end comprising a first section (111) and a second section (112) arranged adjacent to one another, and the first section (111) ...
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WO/2023/005081A1 |
A multifunctional pipe. The ends of two sides of a water pipe (1) are each provided with a water pipe connector (3); one side of the water pipe (1) is provided with an electric pipe sleeve (4), and the electric pipe sleeve (4) is formed ...
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WO/2023/000026A1 |
Transferring liquid hydrogen between an onshore source and an offshore terminal without a jetty using concentric pipe-in-pipe system extending between source and terminal. A second pipe carries liquid hydrogen subsea and is housed in a f...
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WO/2023/000024A1 |
Transferring liquid hydrogen between an onshore source and an offshore terminal without a jetty using concentric pipe-in-pipe system extending between source and terminal. A second pipe carries liquid hydrogen subsea and is housed in a f...
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WO/2023/002101A1 |
The invention relates to a pipe (2-1) for transporting fluids, comprising a steel tube (4) intended to receive a flow of fluids to be transported, and an annular protective lining (6-1) made of polymer material, inserted with a tight fit...
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WO/2023/001550A1 |
Disclosed is an air duct arrangement (1) for a motor vehicle, comprising at least one tubular air duct (2), the air duct (2) having at least two parts in a cross-sectional view, therefor having first duct element (3) and a second duct el...
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WO/2023/000027A1 |
Transferring liquid hydrogen between an onshore source and an offshore terminal without a jetty using subsea concentric pipe-in-pipe lines extending between source and terminal. A loading pipe-in-pipe line carries liquid hydrogen, while ...
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WO/2023/283679A1 |
A recess former assembly (200) for creating a recess surrounding a cast in situ lifting element (60) in a cast concrete pipe (1) having a cast outer surface, is disclosed. The assembly has a frame (180) having locating lugs (183) engagea...
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WO/2023/288244A1 |
Provided herein are systems and methods for reinforcing a high-temperature, high pressure pipe. In one embodiment, a reinforcing material (e.g., carbon fiber) and an epoxy resin composition are applied to an inner or outer surface of a p...
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WO/2023/280753A1 |
The invention relates to a method for manufacturing a hollow, axisymmetric part (10) which is made of composite material and extends along a longitudinal axis (X), the method comprising the following steps: a) step a: producing a tube (2...
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WO/2023/277857A1 |
A mobile production unit comprising a wheeled or crawler mobile platform (1), a power source (2) and an operator's seat (3), wherein the production module (4), placed on the platform (1), is rotatable and contains sliding supports (5).
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WO/2022/267074A1 |
The present invention belongs to the technical field of composite pipe compounding, and discloses a device and method for compounding a reinforced composite pipe of a completely bonded type. The device comprises a plasma generation devic...
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WO/2022/263397A1 |
The invention relates to an ethylene copolymer which comprises or consists of 55 to 80 wt% of an ethylene homopolymer component A and 20 to 45 wt% of an ethylene copolymer component B of ethylene and an olefin comonomer, wherein the comp...
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WO/2022/258172A1 |
Described here are multilayer tubes including a plurality of layers. The multilayer tubes include an outermost layer, including a first polyarylene sulfide ("PAS") and from 5 wt.% to 30 wt.% of an impact modifier. The multilayer tubes al...
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WO/2022/240280A1 |
The present invention relates to a pipeline assembly and a manufacturing method therefore. The pipeline assembly (10, 20, 30, 40) comprises one or more tubular bodies (11, 21, 31, 41, 42) formed of one or more arc-shaped profile members ...
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WO/2022/234816A1 |
Provided are: a resin composition including a maleimide copolymer and a chlorine-containing polymer, the resin composition making it possible to maintain prescribed mechanical properties while improving the heat resistance of a resin com...
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WO/2022/234184A1 |
A conveying pipe part (20) of a pneumatic material conveying system for conveying solid materials, the conveying pipe part comprising an inner layer, i.e. a wear part (26), and an outer pipe part (25) arranged to enclose the wear part (2...
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WO/2022/229811A1 |
The invention relates to a rigid connection device for conveying fluids or stream-like solid compounds, comprising at least one male or female end-piece (1) and a substantially cylindrical module B (3, 7) curved by up to 180°, character...
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WO/2022/225713A1 |
A connecting composition and a sealing coating for wire or cable insulation is disclosed. The connecting composition comprising a PVDF copolymer and a solvent. The solvent comprises cyclic ketone, wherein the weight percent of PVDF copol...
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WO/2022/221929A1 |
The present invention comprises a plant for producing helical tubing that can be assembled in trailers (1), ferries (2) and container structures (3) that is noteworthy for very fast production speeds and the use of steel sheet coils up t...
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WO/2022/219001A1 |
The main subject matter of the invention is a ventilation device (1) comprising at least one duct (2) intended to channel an air flow in an air flow direction (A) inside the duct (2), the ventilation device (1) comprising at least one ac...
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WO/2022/219672A1 |
Provided is a concrete pumping pipe that does not comprise a metal pipe, wherein: the concrete pumping pipe includes a cylindrical body made of resin; the coefficient of kinetic friction on the inner surface of the cylindrical body is 0....
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