Entries |
Document | Title | Date |
20100071796 | Polyolefin multilayer pipe - Polyolefin multilayer pipes consisting at least one of the layers of a β-nucleated propylene homopolymer and/or β-nucleated copolymers from 90.0 to 99.9% by weight of propylene and 0.1 to 10.0% by weight of α-olefins. The pipes are to be classified in ring stiffness class ≧4. The pipes are suitable for non pressure pipe applications, preferably for outdoor use, for above as well as underground drainage and sewerage pipe systems, surface water pipes, pipes for cable protection, pipes for cold climate conditions and for indoor use, soil and waste water pipes. | 03-25-2010 |
20100116373 | Composite Pipe - A sleeved composite pipe or piling structure formed of an elongated polyethylene pipe or tube of high-density polyethylene (HDPE) or another polyethylene material installed over a substantially rigid and incompressible hollow metal pipe or solid wood core having an outer diameter that is the same or slightly larger than a normal inside diameter of the polyethylene pipe or tube when measured in a relaxed state at ambient temperature. The polyethylene pipe or tube is, for example, a HDPE 3408 material formed of virgin PE 3408 resin as specified in ASTM D3350 with UV protection, and the pipe is produced to ASTM A-3408. The metal pipe core can be ferrous or nonferrous pipe. | 05-13-2010 |
20100122747 | Composite Structures for Hydrogen Storage and Transfer - Compressed hydrogen gas can be stored and transferred in hollow structures with walls that include at least one layer or interlayer of at least one porous metal, the purpose of the latter being to protect one or more surrounding layers from the damage that can be caused by diffusive flux of hydrogen gas. The masses of hydrogen gas that enter the layer(s)/interlayer(s) of the porous metal(s) are continuously or periodically removed from the interconnected pore space in the layer(s)/interlayer(s) of the porous metal(s) to ensure that the pressure(s) of the hydrogen gas remain(s) low—generally less than or equal to one atmosphere. When the structure that holds compressed hydrogen gas is a cylindrical pressure vessel, pipe or pipeline, a manufacturing technique known as “C-forming” can be used to create a wall that contains at least one layer or interlayer of at least one porous metal. | 05-20-2010 |
20100282355 | MULTILAYER CONDUIT - A multi-layer conduit which can, for example, transport fuels, includes at least one blocking layer and one top layer. The blocking layer can include a thermoplastic fluoroelastomer and/or a thermoplastic fluoroelastomer vulcanisate. A tank filling device can include at least one filling nozzle in which the multi-layer conduit is provided. | 11-11-2010 |
20100300572 | ENCASED PIPELINE - A pipeline laid trenchlessly and/or without a sand bed is produced using a metallic conduit which is encased with an extruded layer of a polyamide moulding material. In this way, the durability of the outer shell required for trenchless laying techniques without a sand bed is ensured. | 12-02-2010 |
20100307625 | MULTI-LAYERED COEXTRUDED TUBE - Multi-layered co-extruded tubes are provided that include an outer layer including a first semiaromatic semicrystalline polyamide having a melt temperature of about 240° C. to 280° C., and a thermal stabilizer; and an inner layer including a second semiaromatic semicrystalline polyamide having a glass transition equal to or greater than 100° C. | 12-09-2010 |
20100307626 | MULTI-LAYERED COEXTRUDED TUBE - Multi-layered co-extruded tubes are provided that include an outer layer including a first semiaromatic semicrystalline polyamide having a melt temperature of about 240° C. to 280° C., and a thermal stabilizer; and an inner layer including a second semiaromatic semicrystalline polyamide having a glass transition equal to or greater than 100° C. | 12-09-2010 |
20100307627 | MULTI-LAYER CYLINDRICAL MOLDED ARTICLE - The present disclosure provides a highly heat-resistant multilayer molded article having excellent adhesion between layers and which can be inexpensively produced and easily recycled. The multilayer molded article includes an innermost layer having a first polyarylene sulfide-derived resin composition including 95% to 80% by mass of a polyarylene sulfide-derived resin and 5% to 20% by mass of an olefinic (olefine-derived) elastomer, and an outer layer disposed on an outer-side of the innermost layer, including a second polyarylene sulfide-derived resin composition having 5 to 35 parts by mass of reinforced fibers relative to 100 parts by mass of the first polyarylene sulfide resin composition. | 12-09-2010 |
20110000570 | STACKED CONDUIT ASSEMBLY AND SCREW FASTENING METHOD FOR CONDUIT PART - A stacked conduit assembly includes: a conduit part in which a plurality of plate-like parts are stacked and integrated, and a hollow conduit is formed in an inner layer; and a control board to be fastened to the conduit part by a screw. The plate-like parts include a plurality of plate-like parts that respectively form a side wall, an upper face, and a bottom face of the conduit, a pilot hole is formed in a plate-like part that forms the side wall of the conduit, and the screw is a tapping screw that taps by itself in the pilot hole and is fastened. Thus, a stacked conduit assembly that can stabilize a screw engagement state and realize downsizing or thinning of devices and cost reduction can be obtained. | 01-06-2011 |
20110000571 | AUTOMOTIVE FUEL HOSE - An automotive fuel hose is disclosed including an inner layer, a lower fuel permeability layer and an outer layer provided in this order on an outer peripheral surface of an innermost layer of a fluororesin. The inner layer and the outer layer each include of an amine-modified polyamide resin, where the lower fuel permeability layer is a resin composition including the following components: (A) a polyphenylenesulfide resin as a major component; (B) an acid-modified polyolefin resin; (C) an unmodified polyolefin resin; and (D) an epoxy resin. The proportion of the component (B) in the resin composition is 4 to 12 wt % and the proportion of the component (C) in the resin composition is 4 to 12 wt %, wherein the proportion of the component (D) in the resin composition is 1.5 to 5 wt %. | 01-06-2011 |
20110011482 | WELL TUBINGS WITH POLYMER LINERS - The invention relates to well tubings, in particular oil well tubings, having an improved resistance to abrasion and corrosion. A well tubing comprises a plurality of tubing sections each having a bore and an inside diameter, wherein at least part of the tubing sections has polymer liners disposed within said bore of said tubing section, characterized in that said polymer liners are comprised of crosslinked polyethylene. | 01-20-2011 |
20110011483 | CERAMIC-OVERMOULDING METHOD AND COMPOSITE ELEMENT OBTAINED BY THIS METHOD - A member of an element for feeding fluid and pasty products in cylinder or sleeve form, able to withstand high thermal transitions, comprises, arranged concentrically relative to each other, a part made of ceramic material ( | 01-20-2011 |
20110041944 | ENERGY DISSIPATIVE TUBES AND METHODS OF FABRICATING AND INSTALLING THE SAME - Energy dissipative tubes are provided, along with methods of fabricating and installing the energy dissipating tubes. An energy dissipative tube can include a length of tubing, a first resin layer surrounding the outside of the tubing, an expanded metal foil adjacent to the outside of the first resin layer, and a second resin layer surrounding the expanded metal foil and the first resin layer. Another energy dissipative tube can include a length of tubing, a conductive layer adjacent to the outside of the tubing, and an insulative layer adjacent to the conductive layer. A further energy dissipative tube can include a length of tubing, a metal layer adjacent to the outside of the tubing, and a resin layer adjacent to the metal layer. | 02-24-2011 |
20110041945 | Automotive Exhaust Pipe - The present invention relates to an automotive exhaust pipe including: an exhaust pipe main body; and a metallic cylindrical body being inserted inside the exhaust pipe main body, having openings at an open area ratio of 95% or smaller, and having a thickness of 3 mm or smaller. | 02-24-2011 |
20110048568 | Nano or sub-nano FIR and anion fuel pipes for motor vehicles and ships - A fuel pipe that is made from nano or sub-nano plastic or rubber materials and can be used for motor vehicles and ships includes a nano or sub-nano Far Infrared Ray (FIR) and anion carrier. The structures of the carrier are made up of nano or sub-nano tourmaline granules integrated into the carrier body made from general, nano, or sub-nano plastic, rubber, resin, or metal materials. The carrier can be the whole body, interior or exterior wall, or paste structures set on the inner or outer wall surface of the pipe. The carrier can reach a far infrared emission rate up to 96% from ˜85% by general tourmaline materials and facilitate sufficient combustion by breaking fuel molecular group into pieces. As a result, the novel pipe can achieve an extra 12-percent fuel economy improvement. The percentage of toxic gas in the exhaust will be correspondingly reduced. | 03-03-2011 |
20110088805 | HEAT INSULATOR SUITABLE FOR A VEHICLE EXHAUST PIPE - A heat insulator is wound around an outer periphery of a vehicle exhaust pipe. The heat insulator comprises a deformable sheet-shaped heat insulating material hermetically encased in a reduced pressure state in a bag member comprised of heat-resistant metal foil. | 04-21-2011 |
20110094612 | MULTILAYER TUBE FOR TRANSPORTING WATER OR GAS - The invention relates to a multilayer tube comprising (in the order from the inside to the outside of the tube), layers arranged one on top of the other: an optional layer L | 04-28-2011 |
20110094613 | Pipe for Transporting a Medium and Method for Manufacturing a Pipeline - A pipeline has a first pipe and a second pipe welded together by a weld seam, wherein the first and second pipes each have an inner side with a lining section of plastic material for protecting an inner side of the pipeline. The lining sections end at a spacing from the weld seam. The lining section of the first pipe abuts the lining section of the second pipe such that by an undercut provided on at least one of the lining sections a fill space is formed in a circumferential direction of the pipeline. | 04-28-2011 |
20110120584 | LOW-NOISE PLASTIC INTERCOOLER PIPE HAVING MULTI-LAYERED STRUCTURE - The present invention provides a low-noise plastic intercooler pipe. In preferred embodiments, the present invention preferably provides a low-noise plastic intercooler pipe having a multi-layered structure including: a skin layer including a thermoplastic etherester elastomer (TEEE) and a soundproof core layer including glass bubbles. | 05-26-2011 |
20110120585 | MULTILAYERED TUBE AND MANUFACTURING METHOD THEREOF BASED ON HIGH PRESSURE TUBE HYDROFORMING - Disclosed is a method of manufacturing a multilayered tube, including: preparing an outer tube, an inner tube having an outer diameter of 95˜98% of an inner diameter of the outer tube, and dies with a shaping void having a diameter of 100.20˜100.30% of an outer diameter of the outer tube; mounting the outer tube on the shaping void, with the inner tube inserted into the outer tube; plastically expanding the inner tube to be brought into contact with the outer tube by injecting a fluid into the inner tube until a pressure of the fluid reaches a first forming pressure inside the inner tube; elastically expanding the outer tube to be brought into contact with the shaping void by increasing the pressure of the fluid until the pressure of the fluid reaches a second forming pressure inside the inner tube; and elastically recovering the outer tube to allow the outer tube and the inner tube to be coupled to each other by removing the fluid from the inner tube, wherein the first forming pressure is in the range of 10˜20% of yield strength of the inner tube, and the second forming pressure is in the range of 10˜20% of yield strength of the outer tube and is maintained for 2˜3 seconds. | 05-26-2011 |
20110120586 | DOWNHOLE RECOVERY PRODUCTION TUBE SYSTEM - A coiled tubing system may comprise a first continuous length of coiled tubing and a second continuous length of coiled tubing, the first continuous length of coiled tubing having a larger diameter than the second continuous length of coiled tubing, the second continuous length of coiled tubing being embedded within the inner diameter of the first continuous length of coiled tubing. | 05-26-2011 |
20110180174 | INSULATOR AND EXHAUST SYSTEM OF INTERNAL-COMBUSTION ENGINE - An insulator having an inner surface for covering an exhaust system of an internal-combustion engine includes a cover member having a surface, a joint member formed on the surface of the cover member, and a mat member made of material including at least one of ceramic fibers and glass fibers, the mat member being attached to the cover member through binding of the fibers to the joint member, and the mat member being exposed to form the inner surface. | 07-28-2011 |
20110186170 | REFRIGERANT HOSE - An object of the present invention is to provide a hose which has a gas barrier layer and a rubber layer adhered without using an adhesive, and which has a dramatically improved durability compared to the conventional hose. The hose of the present invention is a refrigerant hose having an inner layer comprising a gas barrier layer and a rubber layer adhered to the outer surface of the gas barrier layer. The gas barrier layer comprises a modified polyamide prepared by blending a polyamide and a carboxyl group-containing modified polyolefin, and the rubber layer comprises a rubber composition prepared by blending a particular amount of an alkylphenol formaldehyde resin and a particular amount of carbon black with a raw rubber. The raw rubber comprises a BIMS, a copolymer rubber which is a butyl rubber and/or a halogenated butyl rubber, and an EPDM, the carbon black is specified, and no adhesive layer is formed between the gas barrier layer and the rubber layer. | 08-04-2011 |
20110209793 | HOT-COLD INLET PIPE STRUCTURE - An improved hot-cold inlet pipe structure includes an external-threaded pipe and an internal pipe forming an integrated piping structure. The internal pipe extends outwardly a wrapping section that covers a plurality of threaded openings of the external pipe. The internal pipe is composed of non-toxic materials that include plastic materials that are high resistance to pressure and climate change. The internal pipe also reduces the use of metallic materials and does not release of toxic chemical to water stream. A depressed section of the interior of a top of end of the inlet pipe includes a receiving chamber, the receiving chamber includes an opening that includes numerous slots. The slots receive a control valve unit such that the slots mesh with the control valve unit. This design is also beneficial in the manufacturing of the inlet pipe. | 09-01-2011 |
20110220237 | BIMETALLIC TUBE - A bimetallic tube comprising a copper tube and a steel tube within the copper tube. The copper tube is drawn down such that the inside wall surface of the copper tube is in intimate contact with the outside wall surface of the steel tube, and the copper tube is annealed. | 09-15-2011 |
20110277866 | Apparatus and Method For Sealing A Ventilation Channel of A Pipe - A method of sealing a ventilation channel for a pipe is disclosed. The method includes inserting a sealing insert into a ventilation hole of the ventilation channel, applying rotational energy to the sealing insert, deactivating the rotational energy to the sealing insert once the sealing insert reaches a threshold position, and separating a first portion of the sealing insert being inserted in the ventilation channel from a second portion of the sealing insert. | 11-17-2011 |
20110284117 | FUEL COMPOSITIONS - A system comprising a liner at an interior of the pipe; at least one dry fiber tri-axial braid layer exterior to the liner, the tri-axial braid layer comprising a plurality of axial fibers, a plurality of clockwise fibers, and a plurality of counterclockwise fibers. | 11-24-2011 |
20110290364 | SEAMLESS COMPOSITE METAL TUBE AND METHOD OF MANUFACTURING THE SAME - A seamless composite metal tube comprises an inner layer ( | 12-01-2011 |
20120018027 | UNDERWATER CONDUIT FOR FLUID TRANSPORT - A pipe for underwater transportation of fluid is indicated which includes a pressure-tight metal inner pipe for conducting the fluid, wherein for its stabilization in radial direction at least one profiled metal strand and for stabilizing in the axial direction at least one tension-proof strand are wound around the inner pipe. The inner pipe (1) is a metal pipe which is undulated transversely of its longitudinal direction and which for stabilization in the radial direction is surrounded by at least one first radial reinforcement (3) which is composed of a profiled helically extending profile strip whose windings are placed closely next to each other or engage each other and are hooked together. Arranged around the first radial reinforcement (3) is arranged a metal pipe undulated transversely of its longitudinal direction as the outer pipe (5); at least two layers of tension-proof strands (7, 8) are wound around the outer pipe (5), preferably with oppositely directed pitch. | 01-26-2012 |
20120031519 | MULTI-LAYER TUBE FOR AN AUTOMATIC TRANSMISSION - A multilayer tube for an automatic transmission, the multilayer tube comprising at least one layer of elastomeric material resistant to oils, in particular to DEXRON VI. Advantageously, the layer of elastomeric material is a mixture of CSM (polyethylene chlorosulphonate) and EVM in which the percentage ratio between EVM and CSM is comprised between 4:1 and 1:1. | 02-09-2012 |
20120037257 | TUBULAR STRUCTURE - A tubular structure having a multi-layer, strength-enhanced first end segment, a multi-layer, strength-enhanced second end segment, and a flexible segment intermediate said multi-layer strength-enhanced first end segment and said multi-layer, strength-enhanced second end segment is provided. Methods for manufacturing tubular structures are also provided. | 02-16-2012 |
20120097287 | DUCT ARRANGEMENT, DUCT EQUIPMENT, DUCT REINFORCEMENT CONSTRUCTION METHOD, SUPPORT REINFORCEMENT STRUCTURE, AND REINFORCEMENT STRUCTURE FOR SUPPORT FIXING UNIT - Provided is duct equipment including a duct body, a heat insulating material, a external cover, a fiber-reinforced sheet, and fiber-reinforced moldings. The duct body includes a duct wall, a duct passage defined by the duct wall, and duct corners formed in the duct wall when viewed in a cross-section in a direction intersecting a direction in which the duct passage extends. The heat insulating material is installed on an outer circumference of the duct body. The external cover includes a external cover wall installed on an outer circumference of the heat insulating material, and external cover corners formed alone the duct corners. The fiber-reinforced sheet is disposed on the outer circumference of the duct body via an adhesive layer. The fiber-reinforced moldings are disposed adjacent to the fiber-reinforced sheet along the external cover corners via adhesive layers, and have a substantially L-shape when viewed in the cross-section. | 04-26-2012 |
20120125471 | Water Pipe Structure - A water pipe structure includes an inner water pipe, and a protective layer mounted on and combined with the inner water pipe to cover an outer periphery of the inner water pipe. The inner water pipe has an outer side provided with at least one extension wing which extends outwardly from the inner water pipe. Thus, the protective layer encompasses the outer periphery of the inner water pipe to protect the inner water pipe. | 05-24-2012 |
20120145276 | PIPELINE WITH AN INTERNAL CORROSION RESISTANT METAL COATING - 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 deformation of the metal covering. A method for the manufacturing of the pipeline comprises the steps of applying an adhesive onto the outside of the metal covering and optionally also onto the inside of the steel pipe, inserting the metal covering into the pipe and expanding the covering until being in a good contact with the inside of the steel pipe, and curing the adhesive to make the metal covering adhere tightly to the inside of the steel pipe. | 06-14-2012 |
20120152396 | PRESSURE CAST CONCRETE OR MORTAR LINED STEEL PIPES AND METHODS OF MAKING THE SAME - Pressure cast lined steel pipes comprise an annular concrete or mortar liner along an inside diameter, and a metal shell surrounding the liner, wherein the liner is in direct contact with the metal shell. The wall thickness of the liner can be from 10 to 50 times the thickness of the metal shell. The pipe may be coated with a dielectric material. A mold assembly used to form the pipe includes an annular concrete or mortar composition chamber formed between the metal shell and an inner mold member. Pressurized water is used in the mold assembly to pressurize the concrete or mortar composition and exert a desired pressure force onto the metal shell while the composition cures in the mold. Once a desired degree of cure is achieved, the pressure is removed causing the metal shell to exert a desired compression force onto the cured liner. | 06-21-2012 |
20120180897 | REFRIGERANT LINE - A refrigerant line for carrying a mixture of refrigerant and lubrication oil. The line includes an inner casing made of a material impermeable to the refrigerant/oil mixture, an outer casing made of a material that is highly permeable to the refrigerant in its gaseous state, and an intermediate layer between the inner and outer casings made of a material that is high permeable to the gaseous refrigerant but that is able to retain the admixed oil. In this way, any oil contained in a refrigerant/oil mixture leaking through the inner casing is retained by the intermediate layer, while the refrigerant gas is allowed to escape through the outer two layers. The intermediate layer may retain the oil by absorption, by adsorption, or by binding of the oil. | 07-19-2012 |
20120186685 | High Altitude structures and related methods - A system and method is described generally for providing a high altitude conduit the high altitude conduit includes a first material layer forming an elongated duct. The high altitude conduit also includes a second material layer outside the first material layer. The second material layer defines a space between the second material layer and the first material layer. A gas has a density that is less dense than that of the atmosphere outside of the second material layer. The gas is disposed in the space between the first and the second layer. An introducer is configured to provide the gas into the space between the first material layer and the second material layer. The gas causes the conduit to extend in an approximately upright orientation. | 07-26-2012 |
20120204992 | WATER PIPE FOR WHICH HYDROFORMING IS EMPLOYED, AND A PRODUCTION METHOD THEREFOR - Disclosed are a double water pipe manufactured via hydroforming and a method of manufacturing the same via hydroforming The method includes (a) inserting an inner pipe into an outer pipe made of steel, the inner pipe being made of a corrosion resistant material selected from among stainless steel, titanium and aluminum, and having a smaller outer diameter than an inner diameter of the outer pipe; (b) placing the outer pipe on a die unit and sealing opposite ends of the die unit with sealing members each having a through-hole connected to a fluid supply unit for supplying a fluid to the inner pipe; (c) supplying the fluid to the inner pipe to perform plastic expansion of the inner pipe and elastic expansion of the outer pipe; and (d) discharging the fluid from the inner pipe to allow frictional coupling between the inner pipe and the outer pipe through elastic restoration of the outer pipe. | 08-16-2012 |
20120211117 | WATER RESISTANT ADJUSTABLE JACKETS FOR INSULATED PIPE AND PIPE BENDS - An adjustable jacket for an insulated conduit is provided, the adjustable includes inner and outer surface, first and second axial ends, and first and second longitudinal ends that each extends between the first and second axial ends. The first and second longitudinal ends form a longitudinal seal, which includes an outer seal formed by a terminal edge of one of the first and second longitudinal ends in contact with the outer surface of the adjustable jacket, and an inner seal formed by a terminal edge of another one of the first and second longitudinal ends in contact with the inner surface of the adjustable jacket. | 08-23-2012 |
20120222771 | ON-SITE MANUFACTURING OF COMPOSITE PIPELINE - Systems and methods for onsite manufacture of a composite pipeline. In one embodiment, a method for constructing a pipeline includes arranging a plurality of sections of tubing at or near to a location where the pipeline is to be finally installed. An end of a first of the sections of tubing axially abuts an end of a second of the sections of tubing. The abutting ends of the first and second of the sections of tubing are joined. A continuous strip of material is wrapped in a helical pattern over the length of the joined first and second of the sections of tubing to form a pipeline segment. | 09-06-2012 |
20120234426 | Steel Sheet Used to Manufacture Pipe and Having Corrosion-Resistant Properties Against Fuel Vapors, and Pipe and Fuel Supply Pipe That Use Same - Provided is a steel sheet for manufacturing a pipe having corrosion resistance against fuel vapor of fuel such as gasoline, light oil, bioethanol or bio-diesel fuel, and a pipe and a fuel supply pipe. In the steel sheet for manufacturing a pipe, a Fe—Ni diffusion layer and a softened Ni layer which is provided on the Fe—Ni diffusion layer are formed on a surface of a steel sheet, and a thickness of the softened Ni layer is set to a value which falls within a range of 0.9 to 8.1 μm thus having corrosion resistance against fuel vapor. In the pipe and the fuel supply pipe, a Fe—Ni diffusion layer and a softened Ni layer which is provided on the Fe—Ni diffusion layer are formed on an inner surface of a pipe formed of a steel sheet, and a thickness of the softened Ni layer is set to a value which falls within a range of 0.9 to 8.1 μm. In a fuel supply pipe | 09-20-2012 |
20120273083 | HOSE ASSEMBLY - A hose assembly includes an inner tube and an outer cover wrapping around the inner tube. The inner tube has a plurality of inner ribs disposed on an interior surface thereof, a plurality of outer ribs disposed on an exterior surface thereof and a plurality of orifices defined therethrough. The inner ribs and the outer ribs are longitudinally or spirally extended on the surfaces of the inner tube. The outer cover is sewed to form a seam. The seam includes a plurality of holes allowing water to pass through. The outer cover is made of a water-resistant material. Therefore, the water flowing in the inner tube passes through the orifices of the inner tube and the holes of the seam to water the plants. | 11-01-2012 |
20120273084 | STORAGE FILM - A storage bag for perishable articles includes an unperforated outer layer, an unperforated inner layer, and an intermediate layer disposed between the outer and inner layers. The intermediate layers includes a solventless adhesive mixed with a volatile antimicrobial. In addition, the outer and inner layers are oxygen permeable, and the inner layer has a greater permeability than the outer layer. | 11-01-2012 |
20120279606 | INTERNALLY INSULATED RIGID EXHAUST SYSTEM AND METHOD FOR MAKING SAME - An internally insulated rigid exhaust system conduit and method for making the same are provided. The conduit includes an outer rigid tube, a generally flexible inner portion positioned within the outer tube and an insulation layer positioned therebetween. The conduit may include one or more bends or curves. Due to the flexibility of the inner portion and insulation, a gap defined between the inner portion and outer tube may be generally uniform in width even after the bending of the outer tube. During the manufacturing process, the inner portion is wrapped with a blanket or sleeve of insulation material to form a wrapped subassembly and then inserted into the outer tube. The insertion of the wrapped subassembly may occur either before or after a bending of the outer tube. The insulation may also be blown into the gap defined between the inner portion and outer tube. | 11-08-2012 |
20120298247 | MULTILAYERED RESIN TUBE-SHAPED BODY - Provided is an economical multilayered resin tube-shaped body that can be safely used in a high-temperature environment such as an engine compartment. A multilayered resin tube-shaped body ( | 11-29-2012 |
20130000769 | FLOWPATH INSERT AND ASSEMBLY - A flowpath assembly for a gas turbine engine includes a plurality of flowpath insert ducts arranged in a cascade configuration. Each flowpath duct includes a radially inward wall, a radially outward wall, a first side wall, and a second side wall. A flowpath volume is defined between the inward, outward, first side and second side walls. The first side wall of a given one of the plurality of flowpath insert ducts is positioned adjacent to the second sidewall of an adjacent one of the plurality of flowpath insert ducts in the cascade configuration. | 01-03-2013 |
20130056108 | Method of Producing a Composite Pipe and Such a Composite Pipe - A composite pipe comprises a polyetheretherketone innermost pipe around which a reinforcing overwrap is arranged. A protective sheath surrounds the overwrap. Such a composite pipe may be made by selecting a polyetheretherketone pipe having an outer region having a crystallinity of less than 25%; overlaying the selected pipe with overwrap; and subjecting the combination to heat, thereby causing the crystallinity of the outer region of the polyetheretherketone pipe to increase. The method reduces the risk of pipe failure. | 03-07-2013 |
20130112309 | Tubular Composite Strut Having Internal Stiffening and Method for Making the Same - A strut comprises a substantially hollow composite tube. A fitting on each end of the tube adapts the strut for attachment to a structure. The tube is stiffened by at least one pair of opposing stiffeners. | 05-09-2013 |
20130126032 | MULTILAYER TUBES - The invention relates to a multilayer tube product comprising inner and outer plastic, or polymer, layers and an intermediate metallic layer characterized in that the intermediate metallic layer comprises an aluminium sheet having the composition (values in weight %): | 05-23-2013 |
20130180616 | Double Pipe and Coupling Structure for the Pipe - When the common part of the outer pipe and the inner pipe is worked with the pressing-type punching-out work for connecting with the inner pipe, there occurs no possibility that any disadvantage caused by the punched-out debris is generated. | 07-18-2013 |
20130186503 | Corrosion mitigation system and method - A corrosion mitigation system for use in a pressurized pipeline for carrying pressurized fluids utilizes a plurality of metal pipes to form a pressurized pipeline wherein each pipe comprises connectors on opposite ends. The connectors comprise metallic connector components. Insulative material components which mate to said metallic connector components at said connections between said plurality of metal pipes for insulating the connectors and which conforms to respective ends of said plurality of metal pipes while permitting sufficient connection force at said connections to prevent leakage of said pressurized fluids. | 07-25-2013 |
20130199656 | Thermally Resistant Convoluted Sleeve and Method of Construction Thereof - A thermally insulative, reflective convoluted sleeve and method of construction thereof is provided. The sleeve includes a resilient inner layer, an outer layer and a resilient intermediate layer sandwiched between the inner and outer layers. The inner layer has an inner surface exposed to an inner cavity of the sleeve and the outer layer has an outer reflective surface exposed to the surrounding environment. The intermediate layer is an impervious sheet material and is sandwiched in abutment with the inner and outer layers. The inner, outer and intermediate layers are convoluted to provide the sleeve with enhanced thermal protection properties and flexibility. | 08-08-2013 |
20130199657 | STEEL PLATE FOR PRODUCING PIPE HIGHLY RESISTANT TO FUEL VAPOR CORROSION, PIPE USING SAME AND METHOD FOR PRODUCING PIPE - Provided are a pipe which exhibits corrosion resistance against vapor of fuel such as gasoline, diesel oil, bioethanol or a biodiesel fuel, a method for manufacturing the pipe, and a steel sheet for manufacturing the pipe. A method for manufacturing a pipe having a bent portion which has excellent corrosion resistance against fuel vapor includes the steps of; preparing a steel sheet for manufacturing a pipe which is characterized by having a zinc-nickel (Zn—Ni) alloy layer where a nickel content is 4 to 16 at % on at least one surface of the steel sheet; forming the steel sheet for manufacturing a pipe into a tubular shape such that the Zn—Ni alloy layer forms an inner surface of the pipe, and applying bending to the pipe such that the elongation of the bent convex portion generated at the time of bending the pipe falls within 20%. A steel sheet for manufacturing a pipe having excellent corrosion resistance against fuel vapor has a Zn—Ni alloy layer on at least an uppermost surface of a surface thereof which constitutes an inner surface of the pipe, and a nickel content in the Zn—Ni alloy layer is 4 to 16 at %. | 08-08-2013 |
20130263960 | PIPE SYSTEM FOR CONDUCTING HIGHLY FLAMMABLE LIQUIDS - A pipe system for the conducting of highly flammable liquids and method for making the pipe system. The pipe system includes at least one tubular conducting element having an inner pipe and an outer casing surrounding the inner pipe. The inner pipe and the outer casing respectively include a plastic, and the outer casing has a flame protection durability of 3 minutes at 600° C. and of 2 minutes at 800° C. | 10-10-2013 |
20130291990 | DUCT INSULATION LAMINATES AND METHODS OF MANUFACTURING AND INSTALLATION - A duct insulation laminate an insulation layer and a facing. The insulation layer includes an insulation layer having a first edge surface, a second edge surface that is spaced apart from the first edge surface, a first face surface that extends from the first edge surface to the second edge surface, and a second face surface that is opposed to and spaced apart from the first face surface. The second face surface extends from the first edge surface to the second edge surface. The facing is attached to the first face surface, and includes a polyester blended non-woven veil defining an outermost exterior surface of the duct insulation laminate. | 11-07-2013 |
20130299034 | CONVEYING PIPE PART OF A PNEUMATIC MATERIAL CONVEYING SYSTEM AND A METHOD FOR FORMING A PIPE JOINT - A conveying pipe part ( | 11-14-2013 |
20130312863 | ENVIRONMENTALLY PROTECTED TUBING AND METHOD OF MAKING IT - A highly corrosion and abrasion resistant coating combination for high precision metal tubing comprises a passivation layer applied to the tubing and a thermoplastic jacket extruded onto the passivated tubing. In an embodiment, the passivation layer is formed by electropolishing the exterior surface of the tube to remove impurities in an upper layer of the tube. | 11-28-2013 |
20130333788 | SUBSEA PIPE SECTION WITH REINFORCEMENT LAYER - Subsea pipe sections and methods for forming subsea pipe sections are disclosed. A subsea pipe section includes a hollow body formed from a polymer material, the hollow body having an inner surface and an outer surface, the inner surface defining an interior. The subsea pipe section further includes a reinforcement layer surrounding and bonded to the hollow body, the reinforcement layer having an inner surface and an outer surface. The reinforcement layer is formed from a fiber reinforced thermoplastic material and has a resin rich portion and a fiber rich portion. The resin rich portion includes the inner surface of the reinforcement layer and is in contact with the hollow body. The fiber rich portion is spaced from the inner surface of the reinforcement layer. | 12-19-2013 |
20130340878 | Insulator and manufacturing method thereof - Disclosed therein is an insulator, which includes an inner sheath formed in such a fashion that a binder, is soaked to a glass fiber mat having a multiple layer winding, the insulator comprising: a first reinforced layer accommodating the outer surface of the inner sheath, the first reinforced layer being made of one of flame-resistant polyurethane resin, in which polyol having flame retardant and isocyanate are mixed together, and melamine resin; and a first cover layer for accommodating the outer surface of the first reinforced layer. | 12-26-2013 |
20130340879 | MANUFACTURING METHOD FOR POROUS METAL-FOAM CONE ASSEMBLY WITH HIGH SURFACE AREA - Disclosed is a method of manufacturing a porous metal foam cone assembly. The metal foam cone assembly according to the present invention includes providing a porous metal foam sheet; cutting the porous metal foam sheet to be in a predetermined shape using a cutting press that is provided with a knife tool; disposing the cut metal foam sheet on a base plate of a forming die and then primarily forming the metal foam sheet using a mandrel of a cone shape; secondarily forming the metal foam sheet using a left slider and a right slider of the forming die; and pressing an overlapping portion of the metal foam sheet using a stamping jig of the forming die after the forming using the left and right sliders. | 12-26-2013 |
20140014219 | SHAPED PIPE BODY - A lower arm that is a shaped pipe body includes an outer layer and an inner layer that are each formed into a circular pipe shape from CFRP, and therefore, rigidity is ensured. Further, the lower arm includes a vibration damping layer disposed between the outer layer and the inner layer, and therefore, a vibration damping property is enhanced. Therefore, in a robot arm using the lower arm, rigidity is ensured, and the vibration damping property is enhanced. | 01-16-2014 |
20140034179 | INSULATION SYSTEM AND METHOD OF APPLICATION THEREOF - A system of insulation and jacketing of industrial equipment is provided comprising an insulation layer comprising one or more layers of insulation applied to an outer surface of the equipment and a jacketing layer applied and adhered to an outer surface of the insulation layer. An outer surface of an outermost layer of insulation is conditioned to form a smooth outer surface and promote adhesion of the jacketing layer to the insulation layer. A method of insulating and jacketing industrial equipment is also provided comprising the steps of applying an insulation layer to an outer surface of the equipment, conditioning an outer surface of an outermost layer of insulation and applying and adhering a jacketing layer to an outer surface of the insulation layer. Conditioning the insulation layer serves to smoothen the outer surface and promote adhesion of the jacketing layer to the insulation layer. | 02-06-2014 |
20140069545 | FLOW PASSAGE COMPONENT - A flow passage component | 03-13-2014 |
20140069546 | FIRE RETARDANT AND ANTI STATIC PIPE - A pipe is described having a wall defining a bore, the wall is formed from at least two layers comprising: a structural core layer; an outer layer which is statically dissipative; and wherein the outer layer is also fire retardant. | 03-13-2014 |
20140083551 | AIR BRAKE TUBING AND COMPOSITIONS FOR MAKING THE SAME - Air brake tubing is provided having an air brake tube body comprising at least one layer formed from a composition comprising a copolyester, polyethylene terephthalate or polybutylene terephthalate; and a thermoplastic polyurethane. | 03-27-2014 |
20140116566 | PIPE LINER AND METHOD OF RELINING A SEWER PIPE - A pipe liner has a tubular base of a thermoplastic elastomer or ionomer saturated with a curable resin, and a tubular inner film inside the tubular base itself. The inner film is formed by a core layer of a thermoplastic elastomer or ionomer and two polyamide outer layers. | 05-01-2014 |
20140166147 | Multilayer Film - The invention refers to a multilayered film, preferably in form of a tubular film, with a layer sequence made up of at least the following layers: At least one layer (1) containing at least one homo- and/or copolyamide, preferably as one of the external layers, at least one adhesive promoter layer (2), (4), and at least one additional layer (3), (5), preferably as one of the external layers. The multilayered film according to the invention is characterized by the fact that it contains in the at least one adhesive promoter layer (2), (4) and/or the at least one additional layer (3), (5) at least one ethylene(meth)acrylate copolymer, in functionalized or non-functionalized form. In addition, uses of such a multilayered film are presented as well as an insertion tube for trenchless sewage pipe renovation that includes such a multilayered film. | 06-19-2014 |
20140166148 | Multilayer Film - The invention refers to a multilayered film, especially in form of a tubular film for use as preliner in trenchless sewage pipe renovation that uses the pipe lining process. The multilayered film according to the invention is characterized by at least one layer (a), which contains at least a homo- or copolyamide with a proportional weight expressed in percent of more than 25% by weight, preferably as external layer, as well as by at least one layer (b) containing at least one thermoplastic, if need be modified, olefin homo- or copolymer and/or by at least one layer (c) containing at least one thermoplastic elastomer (TPE). Various uses of the multilayered film according to the invention are suggested as well. | 06-19-2014 |
20140246111 | Multi-Layered Fuel Feed Pipe - Multi-layered fuel feed pipe, wherein the feed pipe comprises at least five layers with the following layer structure from the inside to the outside: an innermost layer consisting of at least one polymer from the group “polyamide, fluoropolymer, polyphenylene sulfide, polybutylene naphthalate”, a first support layer consisting of polyamide, a barrier layer, a second support layer consisting of polyamide, an outer layer consisting of at least one polymer from the group “polyamide, polyphenylene sulfide, polyphthalamide”. | 09-04-2014 |
20140299219 | ROTO MOLDED SKIFF AND DRAIN - An article of manufacture including a through hole. The article of manufacture includes a body, wherein the body is a plastic molded body, and a tube molded into the body. The tube has a melting point higher than the plastic molded body. | 10-09-2014 |
20140299220 | MULTILAYER STRUCTURE INCLUDING A LAYER OF A SPECIFIC COPOLYAMIDE AND A BARRIER LAYER - The invention relates to a multilayer structure including: a so-called outer layer (L1) consisting of a composition that primarily includes one or more semicrystalline copolyamides (H), the melting point of which is at least 220° C. and which contains at least 80 mol % of the following two units (s) and (a), wherein the (s) unit denotes one or more semiaromatic (s) units consisting of one of more sub-units from aromatic diacid (sr) and one or more sub-units from aliphatic diamine (sa) having 9 to 13 carbon atoms, and the (a) unit denotes one or more aliphatic units having 8 to 13 carbon atoms per nitrogen atom, the molar ratio (s)/(a) being 1 to 3; and a layer (L2) consisting of a composition primarily containing one or more tetrafluoroethylene (TFE) copolymers, said TFE copolymer being necessarily functionalized when layer (L2) is in contact with layer (L1) or with an intermediate layer that primarily includes one or more polyamides. The invention also relates to the uses of said multilayer structure for transporting fluids in the automotive field. | 10-09-2014 |
20140311614 | HIGH TEMPERATURE RESISTANT POLYSULFONE INSULATION FOR PIPE - A polymeric composition for insulating fluid and/or gas transport conduits, such as off-shore oil and gas pipelines operating at temperatures of about 200° C. or higher in water depths above 1,000 metres. The outer surface of the conduit is provided with at least one layer of solid or foam insulation comprising a high temperature resistant polysulfone having sulfone, ether and isopropylidene bridging groups, and/or a polyphenylsulfone or a polyethersulfone. | 10-23-2014 |
20140332109 | Propylene-Based Terpolymers for Pipes - A terpolymer containing propylene, ethylene and 1-hexene wherein:
| 11-13-2014 |
20140338777 | FLUID DISPENSING APPARATUS AND METHOD OF MANUFACTURE - The present invention provides a fluid dispensing apparatus and a method of manufacturing a fluid dispensing apparatus. | 11-20-2014 |
20140338778 | Ultra-Efficient Two-Phase Evaporators/Boilers Enabled by Nanotip-Induced Boundary Layers - Microfluidic devices, along with methods of their fabrication, are provided. The microfluidic device can include a substrate defining a microchannel formed between a pair of side walls and a bottom surface and a plurality of nanotips positioned within the microchannel and proximate to each side wall such that a boundary layer is formed along each side wall between the plurality of nanotips and the side wall upon addition of a liquid into the microchannel. | 11-20-2014 |
20150075667 | CARBON MACROTUBES AND METHODS FOR MAKING THE SAME - A method of manufacturing a carbon macrotube includes providing at least one layer of graphene and wrapping the at least one layer of graphene around a scaffold material to form a carbon macrotube is disclosed. In other words the carbon macrotube includes at least one layer of graphene having opposed lateral edges that are spirally wrapped around itself so as to form the macrotube. | 03-19-2015 |
20150083264 | HYDROGEN TRANSFER TUBE - Disclosed is a hydrogen transfer tube, including: a first layer having elusion resistance to hydrogen; and a second layer surrounding an outer surface of the first layer, formed of polyurethane in order to prevent the permeation of hydrogen. In one form the hydrogen transfer tube includes at least one protective layer surrounding the first layer and second layer. | 03-26-2015 |
20150323105 | PIPE HAVING RESISTANCE TO BOTH FIRE AND COLD - The present invention relates to a pipe having resistance to both flame and cold, where the pipe has good flame resistance to prevent flame or smoke from spreading through the pipe penetrating into the floor or wall in the case of a fire and also has good smoke resistance to prevent deterioration in the physical properties of the pipe even in the cold weather. | 11-12-2015 |
20150353792 | ADHESIVE COMPOSITION AND STRUCTURE COMPRISING AT LEAST ONE LAYER OF SAID COMPOSITION - An adhesive composition including predominantly one or two polyamide(s) having units chosen from: at least one unit denoted A having an average number of carbon atoms per nitrogen atom, denoted C | 12-10-2015 |
20150361933 | VIBRATION PREVENTING INTERCOOLER PIPE - An intercooler pipe that improves noise, vibration, and harshness (NVH) performance is provided. The intercooler pipe includes a plurality of bellowses, wherein an exterior of the bellows is made of a soft material and an inside thereof is made of a hard material to make a storage modulus of the inside of the bellows greater than that of the exterior thereof. In addition, the intercooler pipe improves the durability of an intercooler pipe. | 12-17-2015 |
20150377406 | INSULATING ELEMENT - The invention provides an insulating element ( | 12-31-2015 |
20160012937 | INSULATING COMPOSITION, INSULATING ARTICLE, PREPARATION METHOD AND ELECTRICAL CABLE ACCESSORY THEREOF | 01-14-2016 |
20160018027 | COILABLE DUAL WALL CORRUGATED PIPE AND RELATED METHOD - High flow capacity corrugated coilable dual wall plastic pipe having improved longitudinal flexibility and a bend radius sufficient to permit coiling and plowing of such pipe into the ground using automated installation equipment. The coilable dual wall pipe has an outer corrugated wall formed of a thermoplastic material such as high density polyethylene, and an inner smooth wall formed of a different more flexible and resilient thermo-bondable material that has an enhanced strain capacity and lower modulus of elasticity. The inner wall material also has enhanced mechanical properties which generally improve processing and help prevent excessive drag and tearing of the liner material during the manufacturing process. Suitable material blends for the inner wall in corporating a thermoplastic elastomer additive in combination with a thermoplastic material have proven suitable in providing the required longitudinal flexibility and pipe bend radius to permit the desired pipe coiling and plow installation without failure. | 01-21-2016 |
20160052188 | PROCESS FOR MANUFACTURING A HOLLOW BODY AND THE MANUFACTURED BODY - A process for manufacturing a diesel tank or filler pipe by an extrusion-blow molding machine configured to manufacture a gasoline tank or filler pipe. The extrusion-blow molding machine includes a coextrusion head including at least one extruder configured to provide during a first period of time a first material that is a barrier to liquids and/or gases, such that during the first period of time the coextrusion head produces a first multilayer parison from which the gasoline tank or filler pipe can be manufactured. The extruder is further configured to provide during a second period of time a second material distinct from the first material, such that during the second period of time the coextrusion head produces a second multilayer parison from which the diesel tank or filler pipe can be manufactured. | 02-25-2016 |
20160146378 | OXYGEN BARRIER FILM FOR PIPE - The present invention relates to an assembly of pipe surrounded by a multilayer oxygen barrier film wherein the multilayer oxygen barrier film comprises, in the following order, a) a layer comprising 60-100 wt % of LLDPE (linear low density polyethylene) and 0-40 wt % of LDPE (low density polyethylene), b) a first tie layer, c) a polar oxygen barrier layer, d) a second tie layer and e) a layer comprising 60-100 wt % of LLDPE and 0-40 wt % of LDPE, preferably wherein the pipe is closer to the layer e) than to the layer a). | 05-26-2016 |
20160178091 | COMPOSITE TUBING AND METHOD FOR MAKING AND USING SAME | 06-23-2016 |