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Patent Searching and Data


Matches 1 - 50 out of 6,861

Document Document Title
WO/2023/250089A9
Techniques for forming a helical rubber hose are provided. Such techniques include modified crosshead extrusion techniques in which an elastomer is melted, fed into a crosshead assembly, and extruded on a helical mandrel fed through the ...  
WO/2024/049969A2
Disclosed herein are cannular assemblies composed of multiple concentric layers of sealing, reinforcement, sensing and monitoring components, pressure injected fluids, and over-molded structural and protection layers. An innermost sealin...  
WO/2024/039835A1
The disclosed concept relates generally to a tubular composite structure for the intake, storage, and conveyance of gaseous or liquid media, including but not limited to hydrogen, hydrocarbons, and non-hydrocarbons, and related methods f...  
WO/2024/037741A1
The invention relates to a thermally insulated conduit pipe (18), which is continuously produced and comprises, when finished, an external pipe (1), at least one internal pipe (2) arranged in the external pipe (1), and a cured insulating...  
WO/2024/035602A1
Embodiments of the disclosure relate to a method of controlling tension on a buffer tube produced on a buffer tube processing line. In the method, the buffer tube is directed through a compression caterpillar. A speed of and a gap betwee...  
WO/2024/012359A1
An endoscope insertion tube, and a processing method and a production apparatus therefor. The endoscope insertion tube comprises an inner tube (100), a braided mesh tube (200) and an outer coating layer (300). The braided mesh tube (200)...  
WO/2023/243228A1
Provided are a resin tube manufacturing method and device with which it is possible to more effectively utilize a resin when molding a resin tube by resin injection molding using an assist material. A molten resin R1 is injected by an in...  
WO/2023/230502A1
A method of manufacturing a hydrogen fuel cell hose and component parts is disclosed herein, including blending a formaldehyde-based, semi-crystalline engineering thermoplastic with graphene, wherein the graphene has a thickness of less ...  
WO/2023/198510A2
The invention relates to a method for producing a flexible thermoplastic composite pipe (130), wherein the method comprises the following steps: applying a first ply of a reinforcing layer onto a plastics pipe (104); consolidating the fi...  
WO/2023/197063A1
The invention relates to a method for manufacturing a pipe made of thermoformable foam, comprising the following steps: a) inserting at least one sheet (10) of thermoformable foam into a shaping mould (20) provided with lips (21 A, 21 B)...  
WO/2023/192434A1
A method for overmolding a tubular structure including inserting a core pin into the tubular structure so that at least a portion of a main body of the core pin extends at least partially out of the tubular structure. The method further ...  
WO/2023/176702A1
A method for manufacturing a tube, the method comprising a step for arranging a first inner cylinder (11) and a second inner cylinder (12) side by side in the longitudinal direction, a step for arranging a reinforcing layer (13), which i...  
WO/2023/152544A1
Technical Area of Application: Piping system for hot and cold water in buildings and industrial facilities and installations. Applications: Implementation of piping systems using PE- RT/Aluminum/PE-RT five-layer pipes for hot and cold dr...  
WO/2023/154665A1
One aspect of the invention provides an injection-molded reamer including: an injection-molding parting line; and one or more shafts having a maximum cross-sectional dimension and a length-to-maximum-cross-sectional-dimension aspect rati...  
WO/2023/137968A1
Disclosed are a hydrogen and natural gas mixed energy transmission pipeline and a preparation method therefor. The transmission pipeline sequentially comprises, from inside to outside, a hydrogen transmission layer, a first barrier layer...  
WO/2023/135848A1
The present invention provides a production method and device for a curved resin pipe which make it possible to more reliably correct thickness deviations in a curved section when producing a curved resin pipe via resin injection molding...  
WO/2023/131983A1
A method and apparatus are provided for producing pre-insulated pipes, which can be configured both for producing corrugated pipes and smooth pipes. The new method does not require a film to enclose expanding foam insulation around an in...  
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...  
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...  
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.  
WO/2023/089051A1
The invention relates to a device (1) for manufacturing an unconsolidated textile elongate member (11), the device comprising a frame (2) with a longitudinal main guide (3) in a direction X, said main guide (3) being attached to the fram...  
WO/2023/086184A1
A plastic coolant fitting for a hybrid module includes an upper coolant tube with a first straight section and a rounded section, and a lower coolant tube with a second straight section fixed to the rounded section by spin welding. The r...  
WO/2023/038306A1
A pipe expansion apparatus according to the present invention is characterized in that a tube is easily inserted into an inner pipe due to being inserted in a state in which the outer diameter of the tube is reduced, and the inner pipe i...  
WO/2023/034970A1
An insulated conduit has an outer tube having a distal end and a proximal end, and a corrugated region having a length and corrugations extending along the outer tube. The conduit further has an inner tube having a distal end and a proxi...  
WO/2023/024137A1
Disclosed in the present invention are a telescopic drinking straw and an automated production process. The drinking straw comprises an inner tube (1) and an outer tube (2), wherein the inner tube (1) and the outer tube (2) can slide rel...  
WO/2023/012474A1
A tubular structure (1) formed by a plurality of circumferentially continuous tubes (11, 12) of fibre reinforced plastics material. The structure (1) comprises an outer shell (14) and at least one internal web (15). The plurality of tube...  
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...  
WO/2023/007093A1
The invention relates to a reservoir for holding a pressurised fluid, comprising: - at least one cylindrical element made of a pultruded fibrous material impregnated with a thermoplastic matrix, - a first end piece placed at one end of a...  
WO/2023/000493A1
Disclosed in the present invention is a high-precision automatic flanging apparatus, comprising: a pipe clamping mechanism, which is used for clamping and fixing a flanged pipe; a die rotating mechanism, which is used for rotating and sw...  
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...  
WO/2022/263867A1
A method of attaching a plurality of cables such as trace heating cables to an elongate pipeline comprises bringing together the pipeline and an elongate mat along a common longitudinal direction, wrapping the mat around at least a major...  
WO/2022/238473A1
The invention regards an apparatus for manufacturing an insulating pipe section, wherein the apparatus comprises a rotatable longitudinal mandrel configured for receiving and winding uncured mineral wool around the mandrel to manufacture...  
WO/2022/238047A1
The invention relates to methods and devices for improving the roundness of tube bodies (09) for packaging tubes, said tube bodies having a longitudinal seam (03), more particularly a longitudinal weld seam, preferably as part of a packa...  
WO/2022/235737A1
Provided herein are methods and compositions for narrowing the inside diameter of tubing, in some cases where the narrowing is provided by a taper on one or both ends of the narrowed portion of the tubing.  
WO/2022/229809A1
The invention relates to a method for manufacturing a tubular body (2) for a packaging in tube form (1), comprising the following steps: -) definition of the geometrical characteristics of the tubular body (2) to be produced; -) creation...  
WO/2022/225129A1
The present invention relates to a synthetic resin pipe manufacturing apparatus comprising: an extruder for extruding a synthetic resin pipe through a cavity formation portion, while slowly rotating a resin supplied from a raw material s...  
WO/2022/217092A1
An expansion tool includes a housing and a collar rotatably coupled to the housing. The collar includes a plurality of slots. The expansion tool further includes a plurality of jaws, each jaw having a projection received in a correspondi...  
WO/2022/216007A1
A vacuum cleaner telescopic extension tube manufacturing system is disclosed. The disclosed vacuum cleaner telescopic extension tube manufacturing system comprises: an inner tube manufacturing portion for forming an expanded tube portion...  
WO/2022/187739A1
A strand sheathing system may include a pay off device, an extruder system, and a cooling trough assembly. The extruder system may include an extruder head configured to receive a cable from the pay off device and deposit a sheathing mat...  
WO/2022/174535A1
A multi-functional polyethylene composite pipe for liquid food delivery and a manufacturing method. The multi-functional polyethylene composite pipe for liquid food delivery comprises a liner layer (1), a reinforcing layer, and a coating...  
WO/2022/173474A1
An instrument mouthpiece having an interior wall that includes a plurality of curvilinear modifications that disrupts airflow through the mouthpiece in order to produce a pleasing sound when a player Is playing an instrument. The modific...  
WO/2022/167557A1
The invention relates to a method for coating a textile hose (4) with a thermoplastic sealing material (5), in particular polyurethane-based, in a coating device (2). The textile hose (4) has a longitudinal direction and a circumferentia...  
WO/2022/160451A1
Provided is an easy-processing CPVC composition, the CPVC composition comprising the following components, in parts by weight: 25-75 parts of a CPVC resin powder, 25-75 parts of a PVC resin powder, 5-20 parts of a CPVC recycled material,...  
WO/2022/162213A1
The pipe comprises an internal sheath (20), and an unstapled pressure vault structure (27), comprising at least one metal vault wire (40) wound with a short pitch forming a plurality of successive turns (42) around an outer surface (21) ...  
WO/2022/147431A1
A tube includes at least one fluoropolymer layer, the tube having an inner surface and an outer surface, wherein the at least one fluoropolymer layer includes a fluoropolymer having a heat shrink temperature of less than 250°C, wherein ...  
WO/2022/121481A1
Disclosed in the present invention are an apparatus and method for producing cooling firmware. The apparatus comprises an extruder, a shaping device, a cooling device, a traction device, and a cutting device. The apparatus comprises a gu...  
WO/2022/115717A1
A method of manufacture of a subassembly for using in an aspiration catheter for removal of kidney stones from a patient is provided. The method comprises providing an elongate tubular structure for use as a vacuum shaft defining a vacuu...  
WO/2022/096437A1
The invention relates to a high-pressure fluid line (10) comprising a corrugated pipe (12) and a braiding (18) made of fibers (20), said braiding being attached to the external circumference of the corrugated pipe (12). The braiding (18)...  
WO/2022/075272A1
The present invention relates to a tube composed of polytetrafluoroethylene and addresses the problem of providing a tube that has adequate tensile strength and flexibility and excellent internal penetrability. This problem can be solved...  
WO/2022/075679A1
The present invention relates to a pipe manufacturing apparatus and method using an extrusion molding pipe and, more particularly, to a pipe manufacturing apparatus and method, using an extrusion molding pipe, in which a winder for adjus...  

Matches 1 - 50 out of 6,861