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WO/2009/139974A2 |
Pressure cast lined steel pipes comprise an annular concrete or mortar liner (14) along an inside diameter, and a metal shell (12) surrounding the liner, wherein the liner (14) is in direct contact with the metal shell (12). The wall thi...
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WO/2009/133825A1 |
Provided is a highly practical and easy-to-handle lightweight tubular body made of fiber reinforced resin wherein excellent corrosion resistance is ensured, welding joint is not required when an introduction/exhaustion portion or a closi...
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WO/2009/130358A2 |
The invention relates to a system (1) comprising double-walled ducts, suitable for transporting fluids to at least one other system. The system (1) includes an inner duct (3) for transporting the fluid and an outer duct (2) for transport...
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WO/2009/128971A1 |
An improved process for making fiber reinforced epoxy plastic structure by a process that includes the steps of : forming a structure of the reinforcing fibers (14) an epoxyresin composition (15) that includes a liquid epoxy resin and an...
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WO/2009/124559A1 |
The invention relates to membrane housing elements (2), which are composed of an inside element (3), a fiber wrapping (4), and an envelope (5), and to a method for the production thereof. Furthermore, the envelope comprises at least two ...
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WO/2009/124690A1 |
The invention relates to a tool for longitudinally subdividing buried sewer pipes (3) having an asymmetric, generally oval cross section, made substantially of a support shoe (5) opposing a cutting blade (10) acting in the direction of t...
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WO/2009/121557A1 |
The invention relates to a climate tube (10), particularly for airplanes, having an inner layer (12) and an outer layer (16) made of a fiber composite plastic material. In order to achieve high stiffness, while simultaneously maintaining...
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WO/2009/123929A2 |
A water transmission tubing for controlling the flow of water under pressure comprises a tubular inner liner of generally uniform cross-sectional configuration continuous with the length of the tubing and having an anti-bacterial agent f...
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WO/2009/115521A1 |
Structured wall plastic pipe comprising a tubular plastic mandrel and at least one plastic sheet having a honeycomb cellular structure wound around the mandrel in such a way that its cells are arranged radially to the surface of the mand...
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WO/2009/109950A2 |
A double walled pipe assembly comprises an inner component pipe (304) and an outer component pipe(306) and an annular insulating space (314) between them. The ends of the pipes are joined by circumferential welds to close the annular spa...
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WO/2009/106888A1 |
The present invention provides a multi-layered corrugated cylindrical tubular structure formed from a strip (10) of material having one edge reduced in diameter by a step portion (16) and reduced in length by corrugations (18). Said stri...
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WO/2009/103483A1 |
The invention relates to a composite pipe having a pipe (1) made of cross-linked polyethylene, and at least one layer surrounding the pipe (1), wherein a reinforcement (3) made of at least one steel thread (4) is disposed between the lay...
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WO/2009/100615A1 |
A welding seam stainless steel foil tube involves a seamed stainless steel foil tube (1) made of foil strip to be coiled and welding seam (2). Welding seam (2) is continuous welding seam welded with limitless extending to be formed by no...
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WO/2009/094977A1 |
The invention relates to a method for producing fiber-wrapped steel pipes having a multi-layer corrosion protection sheathing as a coating substantially over the entire pipe length, wherein in consecutive layers a primer, an adhesive, an...
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WO/2009/096075A1 |
A multilayered molding which has excellent interlaminar adhesion, can be produced at low cost, and has high heat resistance which makes the molding recyclable. The multilayered molding comprises: an innermost layer comprising a first pol...
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WO/2009/095941A1 |
A multilayer hose (1') for conveying an aqueous solution containing urea including a conveying pipe 2 of the fluid, a heating element 3 and an insulating layer 5. The heating element 3 is a tubular braid or mesh or net element in which a...
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WO/2009/094229A2 |
A high pressure connection and method for making a high pressure connection. The high pressure connection typically comprises two hollow, tubular members with a cured reaction product of a radically curable composition therebetween. The ...
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WO/2009/094228A2 |
A high pressure connection and method for making a high pressure connection. The high pressure connection typically comprises two hollow, tubular members with a cured reaction product of a radically curable composition therebetween. The ...
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WO/2009/087372A2 |
A glass reinforced composite pipe (P) and a method of producing the same, particularly for use in fuel lines of aircraft, and comprising a body (B) having at least its outer portion (0) comprising an electrically non- conductive polymeri...
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WO/2009/087415A1 |
The present invention provides a strip (10) and a tubular article (74) formed form said strip (10) which may, for example, be used in the oil and gas industry for transporting fluids which may be volatile fluids or corrosive fluids and w...
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WO/2009/087036A1 |
Improved method for tailoring the molecular weight distribution and comonomer incorporation of a multimodal ethylene polymer having a lower molecular weight component and a higher molecular weight component comprising polymerizing ethyle...
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WO/2009/083937A2 |
Disclosed is a double walled pipeline assembly, an associated set of parts and a pipeline installation and a method for forming and installing the same. The double walled pipeline assembly consists of an inner pipe section (304) and an o...
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WO/2009/085051A1 |
A liner assembly including a first ring member, a second ring member, a corrosion barrier ring, a first liner and a second liner. The first ring member has a body member with a first end and a second end. The first end has a first flange...
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WO/2009/084987A2 |
The invention relates to the oil-producing industry and is directed at protecting against asphaltic-resin-paraffin deposits on the inner surface of tubings. A polyurethane coating, the surface of which becomes glossy after hardening, is ...
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WO/2009/079163A1 |
A reinforcement tube for composite core densification and a composite article therewith.
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WO/2009/071471A1 |
The invention relates to a novel process for producing coloured polypropylene compositions having a high content of β-modification, wherein polypropylene is melt blended with at least one inorganic pigment and at least one β-nucleating...
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WO/2009/071501A1 |
The invention relates to a pipe with an outer lateral surface (2) that is modified by a surface profile. Said pipe in characterised in that the surface profile comprises projections (3) that extend from the outer lateral surface and that...
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WO/2009/072750A1 |
Disclosed is a synthetic resin tube with a plurality of inner conduits and a manufacturing device thereof capable of preventing the coiled inner conduits from being unfolded and twisted owing to a strength of stability thereof. The synth...
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WO/2009/070629A1 |
A composite pipe has a metal conduit sandwiched between inner and outer conduits of PVC/CPVC, each of which are adhesively secured to the interlaying metal conduit with a dried, solvent-free thin layer of a thermosetting bilayer adhesive...
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WO/2009/068849A1 |
A pipe stalk for a pipe-in-pipe pipeline, said pipe stalk comprising an outer pipe and at least one inner pipe located within the outer pipe, and having retaining assembly moveable between a first configuration for preventing axial movem...
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WO/2009/066721A1 |
A multilayered coating film is constituted of: a deposit film formed by plating on a surface of a steel pipe; a chemical conversion coating film with which the deposit film is coated; a primer coating film with which the chemical convers...
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WO/2009/060243A1 |
A filament winding device comprises a mandrel (2) having an axis of symmetry (S), a forming station to wind up one or more filaments (101) around the axially- symmetric mandrel (2), and a consolidation station to consolidate the filament...
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WO/2009/061566A1 |
An ultra low permeability fluid member for conveying a fluid (e.g., a hose, tube, etc.) having a metal vapor barrier layer (22) formed around an inner tube (14). The metal vapor layer (22) is formed from one or more metal strips (40a, 40...
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WO/2009/058768A1 |
CPVC pipe in diameters in the range from 15 mm (0.5 inch) to 15.24 cm (6 ins), to carry hot and cold aqueous streams under 690 KPa (100 psi) pressure and 82.2°C (180°F) in continuous service, is extruded from a compound in which the CP...
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WO/2009/053228A1 |
This invention relates to the use of a coloured polyethylene pipe for transporting water containing disinfectant. The pipe is prepared from a polyethylene resin, that is produced with one or more single site catalyst systems, and that co...
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WO/2009/053083A2 |
The invention relates to a pipe for controlling the temperature of asphalt surfaces, that is arranged in the asphalt layer. Said invention is characterised in that said pipe consists of a cross-linked polymer material and elements that r...
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WO/2009/054750A1 |
The invention relates to the laying and maintenance of oil or gas pipelines. The inventive method involves mounting a mobile oil-processing mini plant, to which oil or gas is supplied from the initial pipeline section, on the flat-cars o...
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WO/2009/049420A1 |
A tubing member for use in well operations comprises a solid core extruded casing surrounding a production tubing passage arranged to receive produced fluids from a well therethrough and one or more auxiliary conduits arranged for commun...
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WO/2009/051157A1 |
A pipe for hot-water circulation which is made of a modified ethylene/vinyl alcohol copolymer (C). It is characterized in that the modified ethylene/vinyl alcohol copolymer (C) is one obtained by modifying an unmodified ethylene/vinyl al...
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WO/2009/050100A2 |
In order for a pipe (10) for conducting liquids, in particular for conducting domestic and/or industrial and/or chemically contaminated effluent, comprising a pipe body (12) and a lining (22) which encloses a through-passage channel (30)...
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WO/2009/048772A1 |
A welded joint of a lined pipeline has a main pipe and an extension piece having a generally tubular shape, an inner wall and an annular weld connecting the extension piece to the main pipe. A liner extends through the main pipe and part...
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WO/2009/043152A1 |
The invention concerns a section of tubing or other conduit having a flow passage. The flow passage extends through the tubing and incorporates a member extending through the passage and guides which constrain a fluid flowing through the...
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WO/2009/039682A1 |
A winding machine for spiral tube with profiled sheet includes a frame and a working panel (6) vertically fixed to the frame, multiply groups of press means (2) composed of a rotary roller and a press roller peripherally distributed on t...
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WO/2009/037103A1 |
This invention is related to the preparation of polyethylene pipe resins suitable for transporting hot and cold water containing chloramine.
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WO/2009/037101A1 |
This invention is related to the preparation of polyethylene pipe resins suitable for transporting hot and cold water containing chlorine dioxide.
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WO/2009/037102A1 |
This invention is related to the preparation of polyethylene pipe resins suitable for transporting water containing chlorine.
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WO/2009/034340A1 |
A pipeline (100) comprising an outer rigid conduit (30), which is formed of a composite material, the composite material being arranged such that thermal expansion in the longitudinal direction is an effective longitudinal CTE from zero ...
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WO/2009/033608A1 |
The invention relates to a welding sleeve (12) which is suitable for welding at least two plastic pipes (10, 11) or compound pipes together using a tubular sleeve body which covers the plastic pipes to be connected, and a heating device ...
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WO/2009/031820A1 |
A double walled spiral tube includes an outer tube (10) which is formed using a coated metal plate (11) possessing a plurality of corrugations (12) to have the configuration of a spiral cylinder, and an inner tube (20) which is placed in...
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WO/2009/028057A1 |
Fire-resistant piping materials which themselves can be fireproof and have excellent applicability. One of the materials is a single-layered fire-resistant piping material characterized by being made of a fire-resistant resin composition...
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