Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 501 - 550 out of 6,994

Document Document Title
WO/2007/050672A3
The present invention relates to a preformed liner adhered to the surface of a pipe, and in particular, an oil well pipe, by an adhesive. The liner comprises a polymer, preferably a fluoropolymer. The present invention also relates to a ...  
WO/2007/042231A3
The coating (11) comprises a solid matrix adhering to the substrate (13) in which are dispersed particles of solid lubricants from at least two classes which are selected to exert a synergistic effect between themselves and with the cons...  
WO/2007/063079A1
A threaded metallic joint has the thread surface of pin (100) and box (200) covered with a coating comprising a first layer (24) laid on the overall surface of the pin member (100), and a second layer (25) laid on part of the surfaces of...  
WO/2007/050664A1
The present invention relates to a process for adhering a preformed polymer liner to the surface of a pipe by induction heating the pipe. The liner may comprise a fluoropolymer. The liner may be applied either to the interior surface or ...  
WO/2007/050672A2
The present invention relates to a preformed liner adhered to the surface of a pipe, and in particular, an oil well pipe, by an adhesive. The liner comprises a polymer, preferably a fluoropolymer. The present invention also relates to a ...  
WO/2007/042231A2
The coating (11) comprises a solid matrix adhering to the substrate (13) in which are dispersed particles of solid lubricants from at least two classes which are selected to exert a synergistic effect between themselves and with the cons...  
WO2006096659B1
A method and system for coating the internal surfaces of a localized area or section of a workpiece (10) is presented. Conductive structures (12 and 14) are inserted into one or more openings of a workpiece to define the section to be co...  
WO/2006/096659A3
A method and system for coating the internal surfaces of a localized area or section of a workpiece (10) is presented. Conductive structures (12 and 14) are inserted into one or more openings of a workpiece to define the section to be co...  
WO/2007/006877A1
The invention relates to a method for coating the internal surface (1-1) of a steel connecting piece (1a,1a-1,1a-2,1a-3) comprising an empty internal volume (1-2) defined by said internal surface and by a lining consisting of a layer of ...  
WO/2007/003111A1
A spraying equipment, especially relates a water pipe which is unable to fold and damage when it is in use. The pipe is made of a material with some hardness that can support the water passage when water passing, for example, it may be r...  
WO/2006/135144A1
The present invention relates to a motor jet apparatus for preventing and removing scale in a pipe using a potential difference of metal, and the motor jet apparatus for preventing and removing scale in a pipe using a potential differenc...  
WO/2006/128256A1
Apparatus for, and a method of, lining an internal surface (13) of a conduit (15). The lining typically comprises a tube structure (17) which is applied to the internal surface (13) of the pipeline (15), the tube structure being impregna...  
WO2006012682A8
The specification discloses both a method of protecting a metal pipeline length (10) from corrosion, in use, and such a pipeline length (10) produced by the method, the method involving winding at least one plastics material web (14, 16)...  
WO/2006/120320A1
The invention relates to a flexible tubular conduit (2) for transporting hydrocarbons comprising at least two metal sheathing covers (18, 20) which are separated by a plastic anti-wear layer (24) and each of which is produced by helicall...  
WO/2006/121418A1
The invention is a multi-layered composite pipe resistant to pressure and corrosion, which is used in the sanitary systems, comprising at least one inner pipe (1) with low permeability for oxygen and at least one aluminum folio (3) coate...  
WO/2006/114226A2
A protective layer, in particular for joints and/or edges, made of a thermoplastic material, in particular polyurethane, is disclosed for protecting objects such as transport frames, containers, packages and parts to be protected. Also d...  
WO2006058271A3
The present invention relates to a tool for use in an oil pipe having a fluoropolymer coating imparting substantially reduced adhesion of asphaltenes, paraffin wax, and inorganic scale, so as to reduce plugging of said tool, and impermea...  
WO/2006/096659A2
A method and system for coating the internal surfaces of a localized area or section of a workpiece (10) is presented. Conductive structures (12 and 14) are inserted into one or more openings of a workpiece to define the section to be co...  
WO/2006/090016A1
The invention concerns a method for manufacturing pipes coated with a peelable protection layer, wherein the core pipe (1) is produced by extruding and calibrating, after which the surface of core pipe (1) is heated before a protecting c...  
WO/2006/075958A1
A method of joining at least two components (1, 2), such as tubes, where at least one of the components (1, 2) comprises, or is made of, a material which is difficult to weld, comprises the step of welding the components together and the...  
WO/2006/058271A2
The present invention relates to a tool for use in an oil pipe having a fluoropolymer coating imparting substantially reduced adhesion of asphaltenes, paraffin wax, and inorganic scale, so as to reduce plugging of said tool, and impermea...  
WO/2006/058270A1
The present invention relates to a pipe, especially an oil pipe, having a lining comprising a fluoropolymer adhered to its interior surface and alining formed on its exterior surface. The interior and/or exterior lining may comprise a pr...  
WO2005031204A3
A corrosion resistant coating technique is shown for use with iron and steel pipe, components and accessories. In one form, the corrosion resistant coating (15) used is an aqueous phenolic resin dispersion. An improved coating for ductil...  
WO/2006/030085A1
The invention concerns a flexible pipeline with multiple pipes, adapted for hydrocarbon transport, said pipeline comprising a flexible core element (8) inside which flows said hydrocarbon, an outer sheath (26) around said flexible core e...  
WO/2006/019531A2
A replaceable sleeve insert for a choke assembly is disclosed, wherein the replaceable sleeve insert has a tubular member coaxially and sealingly retained within an upper body section of the choke assembly. The tubular member is also sea...  
WO2005080644A3
A method for protecting a metal surface from galling and corrosion includes a step of providing a protective dry film on the metal surface. The film includes a solid lubricant and a conducting polymer, the conducting polymer having lubri...  
WO/2006/012682A2
The specification discloses both a method of protecting a metal pipeline length (10) from corrosion, in use, and such a pipeline length (10) produced by the method, the method involving winding at least one plastics material web (14, 16)...  
WO2005100843A3
The present invention relates to a vessel, in particular a pipe, especially an oil pipe, having a preformed film adhered onto the interior surface of the pipe, the interior surface of the preformed film reducing the deposition of at leas...  
WO2005108845A8
The invention relates to a method of producing protective tubes. The inventive method comprises the following steps consisting in: producing a plurality of flat warp knit bands using a Rachel loom; and shaping said flat bands such that t...  
WO/2005/114020A1
An austenitic Ni-Cr-Fe alloy is provided as an exterior tube material for improved cracking and corrosion resistance of composite tubes used to construct the lower furnace section of kraft recovery boilers. The alloy consists of essentia...  
WO/2005/108845A1
The invention relates to a method of producing protective tubes. The inventive method comprises the following steps consisting in: producing a plurality of flat warp knit bands using a Rachel loom; and shaping said flat bands such that t...  
WO2005045144A3
The invention concerns the field of water-conducting bodies, particularly of plumbing fixtures such as sanitary fixtures, kitchen fixtures, and/or bathroom fixtures. The invention also relates to the use of glass-like sol-gel materials f...  
WO/2005/105878A1
Disclosed is an insulating material, especially a thermally insulating material, preferably for wrapping/covering conduits, particularly gas pipes, water pipes, ventilation ducts, air-conditioning ducts, or similar, and coating and/or pr...  
WO/2005/100843A2
The present invention relates to a vessel, in particular a pipe, especially an oil pipe, having a preformed film adhered onto the interior surface of the pipe, the interior surface of the preformed film reducing the deposition of at leas...  
WO/2005/089959A1
The invention relates to the internal covering of lead pipelines for transporting potable water by means of a paraffin-type coating which makes it possible to prevent a lead dissolution causing a serious disease called saturnism. Said pa...  
WO/2005/085500A1
With respect to, made of a copper alloy, such as bronze or brass, having undergone, for example, nickel-containing plating, a city water valve, water or hot water supply valve, pipe joint, strainer, faucet metal fitting, pump supply item...  
WO/2005/080644A2
A method for protecting a metal surface from galling and corrosion includes a step of providing a protective dry film on the metal surface. The film includes a solid lubricant and a conducting polymer, the conducting polymer having lubri...  
WO/2005/075877A1
A pipe thread protector (1) includes a case (2), a first seal member (4), and a second seal member (6). The case (2) is attachable to an end of a pipe (P) to protect a threaded region (T) of the pipe (P). The case (2) has a cylindrical o...  
WO/2005/068737A1
The invention relates to a pipe (26) for transporting water to be rendered drinkable, said pipe having an inner surface (34) with a roughness that is defined by an arithmetic mean of variations from the mean of between 0.10mm and 0.30mm....  
WO/2005/059430A1
The present invention relates to an oil pipe having a lining imparting substantially reduced adhesion of asphaltenes, paraffin wax, and inorganic scale, so as to reduce plugging of said oil pipe, and impermeability to salt water so as to...  
WO2004094994A3
Microfluidic devices provide substances to a mass spectrometer. The microfluidic devices include first and second surfaces, at least one microchannel formed by the surfaces, and an outlet at an edge of the surfaces. Some embodiments also...  
WO2004067897A3
The present invention is generally directed to a method and apparatus for filling pipeline joints. In one illustrative embodiment, a pipeline (10A, 10B) is provided that is comprised of a layer of mesh material (20) positioned around a g...  
WO/2005/051080A1
The invention relates to a tube for conducting liquid and/or gaseous media, comprising at least one wall that surrounds a lumen. Said tube is characterized in that the material of the tube contains at least one oligodynamically active, e...  
WO2004094678A3
Disclosed is a hardfacing alloy capable of withstanding service abrasion of the order of silicious earth particles and weldable on industrial products, such as tool joints and stabilizers used in oil and gas well drilling, and other indu...  
WO/2005/050081A1
There is disclosed a pipe joint, and a method of forming a pipe joint, between two metallic pipes which have been internally and/or externally coated with a material to prevent corrosion. The joint includes a spigot and a socket, the soc...  
WO/2005/045144A2
The invention concerns the field of water-conducting bodies, particularly of plumbing fixtures such as sanitary fixtures, kitchen fixtures, and/or bathroom fixtures. The invention also relates to the use of glass-like sol-gel materials f...  
WO/2005/036043A1
Methods and apparatus for detecting wear in a liner (1400). In one embodiment of the present invention, an electrically conductive wire (1402) is placed on or near the outside surface (1404) of the liner and the electrical resistance in ...  
WO/2005/036044A1
Liners useful as piping elbow liners comprising a body liner (808), a tangential inlet liner (806), and a tangential outlet liner (806). The tangential inlet liner (806) and the tangential outlet liner (806) can be removably inserted int...  
WO2004083711A3
A method for controlling galling including applying a composition of about 3.5 to about 36 wt%, based upon the total weight of the composition of a fluoridic or oxidic compound of a transition of alkaline earth metal; about 4 to about 96...  
WO2004070249A3
A composite reinforced line pipe is manufactured by aligning first and second pipe segments (115,125) each having a composite reinforcement (140) wrapped circumferentially about a core (130), attaching the line pipes (130) at a cut-back ...  

Matches 501 - 550 out of 6,994