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Patent Searching and Data


Matches 401 - 450 out of 6,992

Document Document Title
WO/2010/149877A3
The invention relates to a pipe for transporting fluid, comprising two ducts (19, 222) butt-connected by one of their respective longitudinal ends, wherein each duct comprises an outer wall or casing (20) and an inner wall or jacket (21)...  
WO/2011/009178A1
The present invention refers to a coating element (1) of polyolefin capable of covering, protecting and insulating curved or straight service ducts (2). Said coating element (1) has a first female end (4a) arranged to involve externally ...  
WO/2011/006343A1
Automatic anti-corrosion coating process and production line for large size steel pipe are provided. The coating process involves placing steel pipe on a steel pipe transmission mechanism, the steel pipe is subjected to dehumidifying and...  
WO/2010/149877A2
The invention relates to a pipe for transporting fluid, comprising two ducts (19, 222) butt-connected by one of their respective longitudinal ends, wherein each duct comprises an outer wall or casing (20) and an inner wall or jacket (21)...  
WO/2010/122519A3
A technique facilitates the use of polymer materials (36) in a downhole environment via utilization of a coating (38) that can be applied to the polymer material. The methodology enables formation of a coating that sufficiently bonds wit...  
WO/2010/140703A1
A thin and highly transparent coating having excellent air tightness, adhesion to a substrate, lubricating properties, galling resistance, and corrosion resistance is formed on the surface of a metal substrate and particularly on the sur...  
WO/2010/134847A1
The invention relates to the oil production industry, more specifically to the prevention of deposits (asphalt, resin and paraffin, salts, hydrates, etc.) on the surfaces of pump rods, and can be used for coating pump rod bodies. It can ...  
WO/2010/093164A3
The present invention relates to a fluid treatment apparatus for a pipe, comprising: a housing (10) made of a metal material, the respective sides of which have one of a pair of connectors (11)(12) which are connected to a fluid pipe, an...  
WO/2010/128868A1
A pipeline comprising an outer steel pipe and an internal corrosion resistant covering adhesively joined to the inside of the steel pipe. The pipeline can be taken up onto a drum and later unwound and laid out without any observed deform...  
WO/2010/124596A1
An alloy material comprises (in mass%) 5-7% of Al, 2.5-3.5% of Mg, 0.03-0.5% of rear earth,trace impurities and balance of Zn. A corrosion resistant coating with said alloy material and a part with said coating. Said coating has good c...  
WO/2010/121339A1
The present invention relates to a method for the highly-thick thermal coating of joints by using electrofusion in pipes used for conducting fluids, made of steel tubes externally coated with polyolefins, characterized in that it compris...  
WO/2010/120240A1
In closed cooling water systems of the kind where deionized and usually deaerated cooling water comes into contact with copper or copper alloys, the formation of scales, depositions due to general copper corrosion is eliminated by the ad...  
WO/2010/115290A1
A device for sealing a junction between a main pipe and a lateral pipe connected thereto, the main pipe having an inner surface and the lateral pipe having an opening in fluid communication with the main pipe. The device is used in conju...  
WO/2009/062593A9
In a process for producing or for providing water-carrying components made from brass alloys, such as fittings and the like, which release reduced quantities of metal ions during use, a copper oxide layer is formed on at least parts of a...  
WO/2010/094528A1
A metal conduit pipe, which is covered with an extruded layer made of polyamide moulding compound, is used to produce a duct laid in water, wherein in the course of laying the duct, the coating is exposed to a shearing pressure load and/...  
WO/2010/095916A1
The invention relates to building insulation materials and is used as an insulation material for protecting against underground and atmospheric corrosion oil-, gas- and product pipelines and the branches thereof such as welded pipe joint...  
WO/2010/093164A2
The present invention relates to a fluid treatment apparatus for a pipe, comprising: a housing (10) made of a metal material, the respective sides of which have one of a pair of connectors (11)(12) which are connected to a fluid pipe, an...  
WO/2010/023476A3
A tubular element (1) adapted for use downhole in drilling and oil & gas prospecting comprises a metallic mandrel (6) adapted to be connected (2,3) within a string of elongate elements, with a GRP(GFK) composite material (7) upon an oute...  
WO/2010/049353A1
Method and apparatus for coating a pipe (2) or a pipe section with a layer of at least one polymer. The method comprises providing a pipe (2) or a pipe section having an outer surface defining the periphery of the pipe or pipe section; a...  
WO/2010/048658A1
A device for applying preformed protective spiral wrap (10) to a hose (2) or other elongate element in need of physical protection, said device comprising an elongate hose conduit (1) for positioning and delivering a length of hose (2) s...  
WO/2009/156843A3
A heating radiator element (1) having a body (2) made of die -cast aluminium and provided with an inner chamber (5) for passing the water, delimited by inner surfaces (6) of the aluminium body (2), is provided with a protective coating (...  
WO/2009/139974A3
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...  
WO/2010/009559A1
A polymeric composition for insulating fluid and/or gas transport conduits, such as off-shore oil and gas pipelines operating at temperatures of 130°C or higher in water depths above 1,000 metres. The outer surface of the conduit is pro...  
WO/2008/107759A8
A method of forming a protective coat (21) about a cutback (18) between pipes (3) forming part of an underwater pipeline (2) provides for laying a thermoplastic sheet (22; 42) on a supporting sheet (23; 27; 40); and winding the thermopla...  
WO/2009/139555A3
The present invention relates to an apparatus for electric treatment of fluids. According to the present invention, when heavy metal ions or a colloid carrying a positive charge is present in a fluid traveling through a metal tube, a ma...  
WO/2010/001144A1
A method of increasing the surface roughness of a coated pipe comprises the steps of applying a particulate material to the outer surface of the pipe including the field joint coating at the ends of the pipe.  
WO/2009/133460A3
A profiled gasket (40) for flanged joints of a lined piping assembly. An embodiment of a piping assembly includes first (10) and second (20) piping sections each terminated with a flange (15,25) and including a inner liner (12,22) having...  
WO/2009/139555A2
The present invention relates to an apparatus for electric treatment of fluids. According to the present invention, when heavy metal ions or a colloid carrying a positive charge is present in a fluid traveling through a metal tube, a ma...  
WO/2009/133460A2
A profiled gasket (40) for flanged joints of a lined piping assembly. An embodiment of a piping assembly includes first (10) and second (20) piping sections each terminated with a flange (15,25) and including a inner liner (12,22) having...  
WO/2009/126421A1
A corrosion resistant jacket for insulated pipes and components includes an outer polymeric layer film, an inner polymeric layer and a core layer of a lesser stainless steel material disposed between the outer polymeric layer film and th...  
WO/2009/112824A1
A me.tal pipe joint comprising a polymer coated pipe element (B, D, E, F) comprising on its outer surface a composite material, said material comprising a layer comprising an adhesive (G) and a layer comprising a wicking material (H), sa...  
WO/2009/084987A3
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 ...  
WO/2009/070052A8
The invention relates to construction of pipeline transport and relates to the pipes, demounted from mainline gas conduit, while conducting general overhaul of the linear part thereof, hereby it concerns to resource-saving technologies, ...  
WO/2009/106197A1
The invention relates to a coated pipe comprising a core, an adhesion layer coated on the core and an outer coating layer coated on the adhesion layer, wherein at least the adhesion layer comprises a propylene polymer composition compris...  
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...  
WO/2009/070052A3
The invention relates to construction of pipeline transport and relates to the pipes, demounted from mainline gas conduit, while conducting general overhaul of the linear part thereof, hereby it concerns to resource-saving technologies, ...  
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 ...  
WO/2009/048866A3
A tubular body for flowing fluid includes an inside diameter surface of the tubular body; and a surface treatment of the inside diameter surface sufficient to cause a viscous interaction with a fluid flowing therethrough and method.  
WO/2009/079784A1
Coatings for protecting and insulating fluid and/or gas transport conduits, such as off-shore oil and gas pipelines operating at temperatures of up to 100°C in water depths above 1,000 metres. The outer surface of the conduit is provide...  
WO/2009/068259A1
The invention relates to a method for the provision of a hard but flexible coating or lining on the inner surface of a drinking water pipeline with a small interior diameter, said coating being in particular suitable for the economic san...  
WO/2009/070052A2
The invention relates to construction of pipeline transport and relates to the pipes, demounted from mainline gas conduit, while conducting general overhaul of the linear part thereof, hereby it concerns to resource-saving technologies, ...  
WO/2009/062593A1
In a process for producing or for providing water-carrying components made from brass alloys, such as fittings and the like, which release reduced quantities of metal ions during use, a copper oxide layer is formed on at least parts of a...  
WO/2009/058595A1
A corrosion resistant jacket for insulated pipes comprising an outer polymeric layer, an inner polymeric layer, and a sheet metal layer disposed between the outer and the inner polymeric layers. Also disclosed is a method of making a cor...  
WO/2009/053661A1
The invention relates to a collar for a tubular coupling (2), including: a collar body (10) having a strap (12) made from a first steel and at least one clamp (14, 16) made from a second steel, and clamp-tightening means provided with at...  
WO/2009/052804A1
The invention relates to a connection system for double-walled pipes (1, 2) comprising an inner pipe (12, 22) made of a stainless steel and an outer pipe (11, 21) which surrounds the inner pipe (12, 22) and has a greater tensile strength...  
WO/2009/051492A1
There is described a flow pipe (10) of metal for use in a flow meter for fluids, particularly multiphase fluids. The flow pipe has a main run (7) and one or more laterally extending channels (t) of small diameter relative to the main run...  
WO/2009/027429A3
The invention relates to a pipeline that is installed without trench and/or sand bed and that is produced by utilizing a metallic conduit pipe clad by an extruded layer made of a polyamide compound. In this manner, the durability of the ...  
WO/2009/048866A2
A tubular body for flowing fluid includes an inside diameter surface of the tubular body; and a surface treatment of the inside diameter surface sufficient to cause a viscous interaction with a fluid flowing therethrough and method.  
WO/2009/044020A2
The invention relates to a method for the anti-corrosion treatment of an industrial unit through which flows a gaseous fluid to be condensed, the condensate including an acid aqueous phase. The method is characterised in that it includes...  
WO/2009/042427A1
Pipe useful for downhole and transport of hydrocarbon fuel such as oil and/or natural gas is provided that has a non-stick coating adhered to the pipe interior surface, said coating being at least about 50 μm thick and comprising at lea...  

Matches 401 - 450 out of 6,992