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Patent Searching and Data


Matches 151 - 200 out of 6,992

Document Document Title
WO/2016/154204A1
A method and apparatus for repairing polyolefin structures such as polyethylene piping. The repair method involves a bi-material co-extruded film that homogenously attaches to the polyolefin pipe surface and enables bonding of either epo...  
WO/2016/151279A1
A method of laying lined pipeline which actively and successfully removes air pockets which might be trapped in the annulus between the liner and the host pipe by progressively flooding the lined pipeline. Furthermore, the liner is broug...  
WO/2016/144238A1
An apparatus (1) and method for introducing a foil (10) to be laminated to an inner surface (15) of an elongated duct (6), wherein the foil is providable on an axle (2), the axle being movable from a first position outside of the duct,wh...  
WO/2016/131868A1
The present invention provides a metal pipe coated on at least a section of the metal pipe with a polyolefin coating system, wherein the system consists of the following layers: (a) optionally, a corrosion protective layer of a chromate,...  
WO/2016/129639A1
Disclosed is a coated metal pipe which is provided with a metal pipe and a multilayer coating film that covers the outer circumferential surface of the metal pipe. The multilayer coating film comprises a chemical conversion layer and a p...  
WO/2016/128876A1
The flange joint protection device consists of the top cover (1), with attached removable bottom cover (2) and a filling (5) located between these two covers (1) and (2).  
WO/2016/127244A1
A device and method for securing a sleeve (for sacrificial wear and/or electrical isolation) inside a conduit. In one embodiment, the retention device sits adjacent one end of the sleeve and comprises a ring having a protuberance or lip ...  
WO/2016/110840A1
A corrosion resistant iron-based substrate such as a valve disc, having a zinc/aluminum diffusion layer and a polymeric coating applied thereon, and articles-of- manufacturing containing same, are provided herein, as well as processes of...  
WO/2016/110617A1
The invention relates to a ballasting device (10) for an underwater line (5), wherein said device has an opening (L), said opening (L) having a cross-section substantially identical to the cross-section of the outer wall of the underwate...  
WO/2016/109020A1
A method of inhibiting the corrosion of a flexible pipe having a breach, the flexible pipe having an inner and an outer polymer sheath forming an annulus, the annulus having a plurality of metal armor wires, the method comprising injecti...  
WO/2016/107928A1
The invention relates to a line comprising: an outer sleeve (22) defining an inner space; - at least one tensile reinforcement layer (34, 36) arranged in as annular space (26) defined within the inner space (15), the annular space (26) b...  
WO/2016/103038A1
A method of making mechanically-lined pipe comprises primary expansion by plastically expanding a liner sleeve within an outer pipe, under lining pressure applied internally to the liner sleeve. On relieving the lining pressure, elastic ...  
WO/2016/101298A1
Disclosed is a large-diameter metal-lined spiral welded steel pipe, comprising a pipe (101) formed by spirally winding a main steel sheet (100); an inner wall of the pipe is provided with a first liner (200) and a second liner (300), the...  
WO/2016/095766A1
Disclosed are a pipeline-joint coating machine, a construction method and a novel pipeline-joint coating structure. The machine comprises a metal liner plate (4), an electric heating apparatus (3) and a steel hoop (1) in sequence from in...  
WO/2016/095765A1
A pipeline joint coating structure comprises an abutting steel tube (1), a two-end prefabricated anti-corrosive coating (2) circularly applied on the outer wall of the abutting steel tube, an epoxy primer layer (3) arranged on the outer ...  
WO/2016/097329A1
The present invention pertains to a multilayer tubular article, to processes for the manufacture of said multilayer tubular article and to uses of said multilayer tubular article in upstream applications for conveying hydrocarbons from a...  
WO/2016/092257A1
A method and apparatus is described that uses a device that presents a surface of a dielectric material to a flowing or circulating fluid that results in charge being created at a boundary layer of the dielectric where it contacts the fl...  
WO/2016/094809A1
A heat transfer system having a heat transfer fluid circulation loop of a first fluid is disclosed. A conduit is disposed in the fluid circulation loop with an inner surface in contact with the first fluid at a first pressure. An outer s...  
WO/2016/090835A1
An anticorrosion insulation multilayer system for deep-sea steel delivery pipes, which is composed of at least five-layer structure: a phenolic epoxy powdered paint (2) sprayed on the surface of a steel pipe (1); a polyamide insulation l...  
WO/2016/087847A1
A connection comprising first and second lined tubular members (101,102) having a coincident bore (113,114) and a protective ring (115), the first lined tubular member (101) having a pin end (2) and the second lined tubular member (101,1...  
WO/2016/081434A1
A gasket assembly (16) for sealing between mating flange faces (14a, 14b) of a flanged connection with a central bore (15) includes a seal member (18). The seal member (18) is ring shaped and has a seal member profile (20) on an inner di...  
WO/2016/074681A1
The present invention relates to a method of installing an unbonded flexible pipe with a bore for transportation of fluid wherein the unbonded flexible pipe comprises an outer sheath, an inner sealing sheath inside the outer polymer shea...  
WO/2016/072861A1
The present invention relates to an insulated pipe or piping system with a pipe (1) covered by at least one layer of insulation. A first sheet metal cladding element (2) surrounds the insulation-covered pipe (1). At least one band surrou...  
WO/2016/065421A1
A magnesium hydroxide slurry suitable for preventing bacterial corrosion of a substrate, the magnesium hydroxide slurry comprising fibres that impart crack resistance when a layer of the slurry is provided on the substrate.  
WO/2016/065422A1
A magnesium hydroxide slurry suitable for preventing bacterial corrosion of a substrate, the magnesium hydroxide slurry comprising a low volatility liquid organic material.  
WO/2016/066991A1
Method of lining a tubular structure with a plastics liner pipe comprising the steps of: -temporarily reducing an outside diameter of the liner pipe by passing the liner pipe through a roller system; -cooling the liner pipe once its outs...  
WO/2016/062653A1
The invention relates to a coated steel pipe which can be used in severe environmental conditions, and which has excellent heat resistance and impact resistance at low temperatures. This is achieved by means of a steel pipe that is coate...  
WO/2016/049706A1
A method for controlling or inhibiting corrosion of a vessel or pipe, said vessel or pipe comprising an inner wall defining an internal volume for receiving fluid or gas, e.g. waste water, the method comprising coating or lining or apply...  
WO/2016/043936A1
The present techniques are directed to a flexible pipe. An inner carcass layer (104) forms the innermost layer of the flexible pipe. An inner sheath layer (106) and an outer sheath layer (118) are disposed externally of the inner carcass...  
WO/2016/038375A1
A submersible mixing and sampling apparatus comprises submersible supply systems (12, 14) for first and second liquid components such as a thermoset resin and a curing agent. Each supply system comprises a respective submersible tank (24...  
WO/2016/037279A1
Surfaces of well servicing equipment are treated with both a biofilm remover, which can be a mechanical or chemical, and a biocide composition. The biocide composition is designed to be effective to prevent regrowth of bacteria over a pe...  
WO/2016/037892A1
The metal connector or adaptor for hydraulic or oil dynamic application at high pressure, comprises electrolytic passivated zinc plating free from hexavalent chromium, the zinc plating comprising an external trivalent chromium passivatio...  
WO/2016/024659A1
The present invention relates to an electrostatic water-processing apparatus capable of preventing corrosion of or scale formation on a pipe in which fluid flows and, particularly, to an electrostatic water-processing apparatus for condu...  
WO/2016/019451A1
The present is a method to radially displace liquid liner inside a pipe, comprising flowing the liner around a distributive body placed within a pipe gas stream. As the gas streams past the distributive body, the liner coats the pipe hom...  
WO/2016/021610A1
 Provided is a resin-coated metal pipe in which excellent anti-corrosion performance and impact resistance are obtained, satisfactory adhesion between a plating layer and a resin coating layer is obtained without a primer layer, the nu...  
WO/2016/016713A1
A bi-metallic mechanically lined pipe (112a, 112b; MLP) has an outer pipe (114) of a first carbon steel based material, and an inner liner (116) of a second corrosion resistant material, wherein the inner liner (116) is metallurgically b...  
WO/2015/137850A8
The group of utility models relates to objects for anticorrosion protection of pipelines and underground communications, and in particular to monitoring and measuring equipment intended for monitoring the level of corrosion of pipelines,...  
WO/2016/001546A1
The present invention relates to a device for installing (20) a tubular joint sleeve inside a pipe (1), including a mandrel (20a) having a longitudinal axis (XX') supporting at least one first peripheral chamber (21) including a wall tha...  
WO/2015/198043A1
A pipe support structure is described comprising a support member defining a support surface, and a plurality of pipe support elements; wherein the support surface defines a plurality of grooves each correspondingly sized and shaped to r...  
WO/2015/195858A1
A cathodic protection system that is able to monitor the operational status of a plurality of test points and rectifiers. The cathodic protection system includes a plurality of test point monitors that are associated with test points and...  
WO/2015/189295A1
The present invention relates to a method for producing a sewer pipe element with a plastic lining, wherein the method comprises the following steps: providing a mould (2) for producing the sewer pipe element, comprising a first fitting ...  
WO/2015/175368A1
Structural body comprises a concrete core 104 and a cap 106 around the opening. A first wrap 102 is wrapped under tension around the concrete core 104 and a portion of the cap to form a continuous water resistant barrier around the outer...  
WO/2015/174101A1
If it is determined that steady continued use is not possible according to a remaining-life evaluation at a weld section of high-temperature piping based on creep ruptures, insulation material covering a site of the high-temperature pipi...  
WO/2015/155826A1
An outdoor heat exchanger (1) is provided with multiple fins (1a) formed from aluminum or an aluminum alloy, multiple heat conducting pipes (1b) and headers (2, 3). Further, the outdoor heat exchanger (1) is provided with at least one co...  
WO/2015/151646A1
Provided is a coated expandable-contractible flexible pipe such that even if the expandable-contractible flexible pipe covered by coating deflects, expands, or contracts, the coating is not damaged and anti-corrosion properties can be su...  
WO/2015/152726A1
The present invention relates to a system (100) for manufacturing a Field Joint Coating (11), the system comprising: a heating device (102) for heating a quantity of a polymer, an upstream pump (104) for pumping the quantity of heated po...  
WO/2015/145107A1
A coupling assembly comprising a coupling (217), a protective ring (201) and two tubulars (209,210), the coupling (217) of generally cylindrical shape with a channel therethrough, the coupling (217) having at least one internal thread (2...  
WO/2015/148146A1
A method for eliminating hydrocarbon fouling and reducing pumping power during hydrocarbon transportation. A dielectric layer covers the inner surface of a pipeline for transporting a water-hydrocarbon mixture. A proximity electrode is i...  
WO/2015/148447A1
A method for coating a segment of pipe is disclosed. The method comprises applying by electrodeposition a coating composition to the segment of pipe wherein the coating composition comprises: (i) a (meth)acrylic polymer dispersed in aque...  
WO/2015/137845A1
The invention relates to the field of anticorrosion protection. The method consists in that a multi-layered protective coating is formed on a metallic surface. A first layer is formed from a material capable of interacting with an aqueou...  

Matches 151 - 200 out of 6,992