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WO/2022/146569A1 |
Methods for suppressing corrosion of a corrodible stainless steel surface that contacts a water stream in a water system. The method comprises introducing into the water stream a treatment composition, the treatment composition including...
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WO/2022/133163A1 |
An article including a substrate having on at least a portion of its surface a multilayer coating. The multilayer coating including at least one layer of electroless nickel overlying the portion of the surface, at least one layer of elec...
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WO/2022/123315A1 |
Pipeline junction coating (10) between the joined ends of two coated metallic pipeline sections, the coating comprising an elongate body able to extend over the joined ends of the coated pipeline sections, and having a variable end profi...
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WO/2022/093074A1 |
The invention relates to protecting objects against corrosion, and more particularly to devices for the cathodic protection of oil pipes and gas pipes, inter alia downhole pipes, flowlines, trunk lines and petroleum processing plant pipi...
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WO/2022/092640A1 |
The composite pipe according to the present invention is made by joining a main part and a short pipe, wherein an inner pipe of the main part is joined to the inner surface of the short pipe without any bending or difference between the ...
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WO/2022/089906A1 |
The invention relates to a method for producing an inner coating for weldable pipe sections (1) with the steps of providing a pipe section (1), applying a first coating (2) made of a first welding material in an end region (4) of an inne...
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WO/2022/081423A1 |
A corrosion risk reduction method includes introducing volatile corrosion inhibitor into a piping system, and distributing the volatile corrosion inhibitor inside the system. A corrosion risk reduction apparatus comprises at least one co...
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WO/2022/051370A1 |
An article and method for forming a coated metal pipe for use as an automotive fluid transport tube including a copper plated carbon steel tubing formed into a circular cross sectional profile. At least one intermediate layer including a...
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WO/2022/046857A1 |
The present disclosure describes a computer-implemented method that includes: determining a category of a buried pipeline based on a compatibility with cathodic protection and a setup status of the buried pipeline, wherein the buried pip...
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WO/2022/037964A1 |
The invention relates to a delimiting unit (18) for a pipe section (24), in particular a pipe section (24) of a pipeline (12), comprising at least one protective component (46), a control unit (48) for controlling the protective componen...
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WO/2021/262576A1 |
In accordance with one or more embodiments of the present disclosure, a process for preventing corrosion of a metallic surface of a pipeline includes contacting the metallic surface with a corrosion inhibitor. The corrosion inhibitor com...
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WO/2021/258145A1 |
The present disclosure provides an irrigation system (1) for crop irrigation, and especially a centre-pivot irrigation system. The system comprises: a pivot assembly (10) comprising a frame (11) supporting an inlet pipe assembly (20) for...
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WO/2021/251743A1 |
The present invention relates to a polyurea coating method and, more specifically, to a polyurea coating method comprising the steps of: (S1) spraying an aromatic diisocyanate and an aromatic or linear aliphatic amine having 3 or more ca...
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WO/2021/222402A1 |
Described herein is a stator water cooling (SWC) system in an electrical power generator with improved resistance to copper fouling, more specifically, to a component of the SWC system, such as a strainer, having an anti-fouling metallic...
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WO/2021/212525A1 |
A HDPE hollow wall composite multi-rib reinforced coil pipe, comprising hollow pipe walls (1) and a multi-rib reinforcement framework (2), the multi-rib reinforcement framework (2) being composed of a mutually parallel upper plate (3) an...
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WO/2021/207761A1 |
Coating compositions for coating an oilfield operational component, and related methods, may include in some aspects a coating composition having a trifunctional silane, a silanol, and a filler. The coating composition may be applied to ...
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WO/2021/207762A1 |
Coating compositions for coating an oilfield operational component, and related methods, may include in some aspects a coating composition having a trifunctional silane, a silanol, and a filler. The coating composition may be applied to ...
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WO/2021/207763A1 |
Coating compositions for coating an oilfield operational component, and related methods, may include in some aspects a coating composition having a trifunctional silane, a silanol, and a filler. The coating composition may be applied to ...
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WO/2021/202238A1 |
Losses in the connecting line between the Pressure Wave Generator and the cold head of a GM type pulse tube refrigerator, are reduced while maintaining or improving upon the desirable features of a standard corrugated hose connecting lin...
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WO/2021/187627A1 |
The present invention maintains, on the occasion of detachably providing an inner tube inside a main body tube, the inner tube and an end of the main body tube in a robust fixed state in order to prevent stretching/deformation of the inn...
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WO/2021/168041A1 |
This disclosure relates to a method for the in-situ encapsulation and/or insulation of piping, such as underground piping, particularly underground piping carrying high temperature (e.g. >120o C) fluids, such as steam using silicone-base...
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WO/2021/160943A1 |
The invention relates to a sealing device (100) between two pipes (10, 20), each pipe comprising an internal coating (RI10, RI20) which is made from a material resistant to corrosion and/or abrasion, characterised in that the device (100...
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WO/2021/145710A1 |
A pipe according to the present invention comprises: a hollow pipe in which fluids of different temperatures pass through the inside and outside thereof; and a coating layer which is provided on the outer surface of the hollow pipe, and ...
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WO/2021/140126A1 |
The present invention relates to the use of sol-gel matrix to prevent or reduce the degradation of pipes of an existing water distribution network. More specifically, the invention discloses a pipe element of an existing water distributi...
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WO/2021/131379A1 |
The purpose of the present invention is to provide a metal laminate molding flow path member having levels of both surface roughness and corrosion resistance within the flow path that make possible use thereof as a flow path member used ...
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WO/2021/130253A1 |
The invention relates to a tubular steel pipe (1, 21) which is sleeved or integrally threaded, comprising at least one first male threaded end, an inner surface (8, 28) and a metal deposition layer (10, 10p, 10b, 10m) on the inner surfac...
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WO/2021/130330A1 |
The invention relates to a union screw (1) for pipelines (20) provided with at least one flange (21), said union screw comprising a metallene main body (10) which receives the pipeline (20). The union screw (1) also comprises a screw hea...
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WO/2021/107914A1 |
An anti-corrosive coating for a substrate surface comprises an insulation layer positioned over the substrate and a cured epoxy layer positioned on the insulation layer, the cured epoxy layer including a plurality of nanoparticles having...
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WO/2021/093993A1 |
The invention relates to a transition component (1a, 1b) for connecting components of a chemical or process engineering plant, wherein the transition component (1a, 1b) has a first material piece (10) made from a first material and secon...
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WO/2021/094734A1 |
Methods and apparatus for making lined pipelines in which pipes are joined together by attaching fittings at their ends and joining the fittings together. Within the joint there is a fit- up sleeve which forces liners against respective ...
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WO/2021/097029A1 |
Aspects of the present disclosure relates to methods of making a hybrid mechanically lined pipe, and apparatus thereof, such as lined pipe used for reeled pipe operations. In one implementation, a method of making a lined pipe for reeled...
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WO/2021/084236A1 |
An improved pipe liner and associated methods, including a method of manufacturing the improved pipe liner and a method of lining a host pipe with such a pipe liner. The invention solves the problem of gas permeation through a polymer li...
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WO/2021/074341A1 |
The present invention relates to a composition for treating, in particular for impregnating, a coating, in particular a coating based on a mineral binder, in particular cement-based, this coating being, in particular, the internal coatin...
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WO/2021/046297A1 |
A tubular (102) comprising: a carbon steel main body (104) defining a flow passage, the carbon steel main body comprising an end, the carbon steel main body comprising a beveled edge at the end; and a corrosion resistant cladding (112) a...
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WO/2021/046298A1 |
A tubular includes a carbon steel main body defining a first flow passage. The carbon steel main body includes a first end and a second end. The carbon steel main body includes a beveled edge at the first end of the carbon steel main bod...
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WO/2021/028490A1 |
This pipe comprises a base body (16) forming a shaft (22), the shaft having an internal shaft surface (24), an external shaft surface (26), a first axial end (28) and a second axial end (30). The pipe comprises a cement mortar coating (8...
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WO/2021/012057A1 |
A multi layer pipe coating for steel pipe, and a method of production of same. The multi layer coated steel pipe has a first layer of coating, which is an anti-corrosion coating, a second layer of coating, comprising a thermoplastic sele...
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WO/2021/007674A1 |
The invention relates to a pipe having a concrete coating and a thin surface coating overtop of said concrete coating; and a method of manufacturing a concrete weight coated pipe comprising the impinging of a concrete weight coating, and...
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WO/2021/003175A1 |
A method of suppressing corrosion of a corrodible metal surface that contacts a fluid stream in a hydrocarbon system. The method includes introducing into the fluid stream a treatment chemistry including an organometallic corrosion inhib...
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WO/2020/257931A1 |
Described is a method for manufacturing coated pipe sections having a hollow conduit or an electrical cable within the coating. Also described are such pipe sections. The hollow conduit may be used to place sensors, fiber optics, or heat...
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WO/2020/236463A1 |
A process for producing a part includes applying a base coat to a plastic substrate, surface treating the coated substrate, and applying, in sequence, a Cr adhesion layer, a first SiO2 layer, an appearance metal layer, a second SiO2 laye...
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WO/2020/229600A1 |
The present invention provides an anti-corrosive wrapping for a metal pipe (10) (or a metal pipe fitting). The wrapping has an innerwrap (14) comprising glass fibres which carries a viscoelastic thermoplastic corrosion protection materia...
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WO/2020/197919A1 |
Self-propelled, self-powered, propulsion devices as part of pipe lining system adapted to create an internal liner member on a pipe or other tubular structure, the system being the combination of a sprayer apparatus, an umbilical member ...
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WO/2020/190347A1 |
A device for coating an interior surface of a housing defining a volume comprising a plurality of reactant gas sources including reactant gases for one or more surface coating processes; first and second closures to sealingly engage with...
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WO/2020/190348A1 |
A method of coating an interior surface of a housing defining a volume includes partitioning the volume into a first zone and a second zone, the first zone isolated from fluid communication with the second zone; introducing one or more r...
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WO/2020/182650A1 |
The present invention relates to a method for producing a component (7) of a temperature control circuit (1), in particular a heat exchanger (5) of a temperature control circuit (11), wherein an inner side (12) of the component (7) is in...
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WO/2020/168007A1 |
A building pipe network system and method of operating a building pipe network inerting system includes providing an inert gas source, at least one of a closed loop water chiller system and a fire protection system. The closed loop water...
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WO/2020/163430A1 |
A conductive electrode wire for use in an electric discharge machine (EDM) is provided, comprising a core wire comprised of one single metal or an alloy of multiple metals with a coating deposited by the electro-plasma process, wherein s...
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WO/2020/157732A1 |
Method of providing reinforced plastic pipes and resulting products, forming reinforced plastic pipe, comprising a plastic pipe (1), at least an inner tape layer (2) and a further tape layer (3), of which the innermost tape layer compris...
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WO/2020/157757A1 |
The invention presented here deals with a machine that carries out repair- restoration of concrete shedding within metal pipes coated with concrete on the inside walls of the pipes for the prevention of corrosion. The pipes are designed ...
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