Abstract: A heat exchanger system extracts heat from sewer waste water. Preferably, a first surface is narrow band in an interior surface of a pipe, and the band is preferably oriented transverse to a direction of fluid flow. In the case of a horizontal pipe, the band may be a partial band, and may be limited substantially to a wetted portion of the pipe in order to reduce the size of the band.

Abstract: The present invention is directed to generally to protection of structures from explosives, and specifically to a blast resistant pipe protection system and method for using same. The present invention is directed to a system and method for protecting a pipe. In some embodiments, the present invention is directed to a system for protecting a pipe, comprising an energy absorbing inner matrix bound to the pipe; an outer wrap comprising fire resistant foil; and a blast resistant material disposed between the inner matrix and the outer wrap, wherein the blast resistant material comprises Purlite. In some embodiments, the present invention is directed to a method for protecting a pipe comprises binding an energy absorbing inner matrix to the pipe; disposing Purlite around the inner matrix; and wrapping the Purlite with fire resistant foil.

Abstract: A drainage channel includes a first sidewall provided with a first rail member extending along a longitudinal axis of the drainage channel. A second sidewall extends along the longitudinal axis of the drainage channel with the first and second sidewalls at least partially defining an interior area of the drainage channel. A first locking insert is at least partially positioned within a first rail opening of the first rail member, with the first locking insert including a first insert opening. Further examples include methods of making a drainage channel.

Abstract: A burn protection system for a pipe having a central axis comprises a standoff disposed about the pipe. The standoff includes a frame and a plurality of circumferentially spaced pipe engagement members coupled to the frame. Each pipe engagement member is radially positioned between the frame and the pipe and engages the pipe at a single point of contact. In addition, the burn protection system comprises a cage mounted to the frame of the standoff.

Abstract: A hollow conduit is provided. In another aspect, a quick connector, suitable to carry fluid therethrough, is made of layers of material, a light curable material and/or multiple built-up materials. Another aspect uses a three-dimensional printing machine to emit material from an ink jet printing head to build up a conduit.

Abstract: A conduit apparatus, system, and method of using a conduit are disclosed. The conduit apparatus includes a plurality of fluid-transporting tubes. A cable channel is positioned substantially parallel to the plurality of fluid-transporting tubes. An elongated, temperature-controlling device is positionable within the cable channel. A bundling jacket is surrounding the plurality of fluid-transporting tubes and the cable channel.

Abstract: Disclosed is a flexible plastic hose (1) comprising a tubular hose body (2) having web portions (7) and a helical reinforcing rib (8), and a cuff (3a) mounted to an extremity (16) of the hose body (2) comprising a moulded end fitting (5a) bonded to the extremity (16a), and a stress relief element (4) with a first segment (S1) having an internal screw-thread (15) complementary to the helical reinforcing rib (8). Disclosed is also a method for making same, and use of the hose (1) as a medical hose.

Abstract: An embodiment of the invention provides an insert for an orifice fitting in a pipeline. The insert includes a retaining member having an exteriorly facing surface dimensionally corresponding to cross-sectional interior dimensions of a carrier in the orifice fitting. Thus, the insert is positionally stabilized in a predetermined position within the pipeline and in substantial registry with the orifice fitting. A lug is affixed to the interiorly facing surface of the retaining member. The lug projects inwards towards a center of the retaining member and provides an interiorly facing mounting surface. A dielectric insulating layer is on the interiorly facing mounting surface of the lug, wherein the dielectric insulating layer includes a first element of a cooperating attachment member. The cooperating attachment member removably securely retains a corrosion coupon on the dielectric insulating layer upon engagement of the first element with a second element of the cooperating attachment member.

Abstract: An anti-siphon assembly includes a siphon tube having a first end region adapted for securement to the inner surface of a fuel filler neck and a second end region adapted to be positioned in a fuel tank for allowing fuel to flow there through into said tank. The assembly includes a locking ring which secures, in an off axis manner, the first end region of the siphon tube within the fuel filler neck with the use of specialized installation tool.

Abstract: An improved tubing device, preferably for use in the medical industry is provided. The tubing device provides a seamless transport path by using the tubing itself as the transport means without any other internally wetted parts, or connections, to provide a substantial reduction in the number of fluid contact components, and eliminate the need for cutting tubes into segments to be later bonded via tubing connectors. This can reduce the risk of contamination of the transported materials and can also reduce the use of chemicals such as adhesives and bonding agents.

Abstract: A method of forming a protection system and a protection system for a secondary conduit adapted to be coupled to a main conduit is disclosed. The main conduit and the secondary conduit are for installation below the sea surface. The method includes spooling onto a reel an elongate member in a first configuration for transportation and/or storage until such a time that it is ready to be deployed. The first configuration is a substantially planar configuration. The method also includes paying the elongate member out from the spool and causing or allowing the elongate member to adopt a second configuration and form the protection system for the secondary conduit. The second configuration is a substantially non-planar configuration. The elongate member is coupled to an external surface of the main conduit.

Abstract: A tube-shaped assembly, a tube-shaped part and an associated method of manufacturing the same are provided. In regards to a method, a glass or plastic tube is provided that has a maskant positioned upon an interior region of the tube to define a window. The method also includes coating an interior surface of the tube with a tinted anti-splinter material having a dye or pigment mixed therein. The method also includes curing the tinted anti-splinter material and removing the maskant such that the interior region is free of the tinted anti-splinter material. A tube-shaped part is also provided that includes a glass or plastic tube and a maskant positioned upon an interior region of the tube to define a window. The tube-shaped part also includes a tinted anti-splinter material having a dye or pigment mixed therein.

Abstract: Pliable-wall air ducts with internal expanding structures are disclosed. An example air duct system includes a shaft to be disposed within an air duct, to extend in a longitudinal direction, and to be in longitudinal compression. The air duct system also includes a plurality of ribs to be coupled to the shaft and to engage an inner surface of the air duct and a spring to be disposed within the air duct, the spring to be coupled to the shaft. The spring under stress being a contributing factor in both the shaft being in longitudinal compression and the air duct being in longitudinal tension.

Abstract: A communication system is disclosed for use with a train consist. The consist communication system may have a first fluid conduit, a first coupling connected to the first fluid conduit, a first cover connected to the first coupling and configured to close an end of the first fluid conduit, and at least a first cable disposed within the first fluid conduit. The system may also have a second fluid conduit substantially identical to the first fluid conduit, a second coupling substantially identical to the first coupling, fixedly connected to the second fluid conduit, and connectable to the first coupling, and a second cover connected to the second coupling and configured to close an end of the second fluid conduit. At least a second cable may be disposed within the second fluid conduit in communication with the at least a first cable through the first and second covers. The first and second fluid conduits may be pressurized.

Abstract: A pipe system has an elbow 70 with a snake-passing opening 72 (FIG. 3) that is normally closed by a plug 88, with the walls of the snake opening and plug constructed to avoid harmful wear during use of the snake. The elbow forms a nipple 82 that surrounds the snake opening. The nipple has threads (102, FIG. 4) on its outside so snake-caused wear does not initially occur in the threads. The snake opening has an axis 108, and the plug middle forms a cup 112 that extends axially inward to block a majority of the volume within the inner end of the nipple.

Abstract: Described embodiments include a system and a method. A described pipeline system includes a transportation conduit containing a gas hydrate flowing from a first geographical location to another geographical location. The pipeline system includes a cooling system in thermal contact with the flowing gas hydrate and maintaining the temperature of the flowing gas hydrate within a target temperature range predicted to maintain a selected stability of the flowing gas hydrate. In an embodiment, the pipeline system includes a controller configured to control a pressure or temperature of the flowing gas hydrate in response to a sensed pressure or temperature of the flowing gas hydrate.

Abstract: An air controller comprises a shield adapted to be disposed around pipes, the shield may include at least one layer having an elongated surface, the surface having at least one geometrical pattern mounted on the surface and substantially covering a portion of the surface. The pattern may include an effective number of plurality of laterally extending repeating elements, wherein the elements are directly applied to the pipes creating plurality of contact surfaces effective to control flow of air from the pipes.

Abstract: A conduit for conveying a flowable material. The conduit has an elongate body made from a non-metallic material. The body has a lengthwise central axis, spaced ends, an inside surface bounding a passageway for communication of a flowable material between the elongate body ends, and an outside. At least one grounding component is embedded in the body to dissipate static electricity generated by conveyance of flowable material through the passageway.

Abstract: A combustor for a turbine engine is provided. The combustor includes a first liner and a second liner forming a combustion chamber with the first liner, the combustion chamber configured to receive an air-fuel mixture for combustion therein. The first liner defining an air admission hole for directing a first jet of pressurized air into the combustion chamber, and the air admission hole may have a non-circular shape. The combustor further includes an insert positioned within the air admission hole to guide the first jet through the air admission hole and into the combustion chamber.

Abstract: A shield conductor includes a pipe made of metal and an electric wire passed through the pipe. The pipe includes a round portion and a deformed portion. The round portion has a constant outer diameter in a peripheral direction of the pipe and curves in an extension direction in which the pipe extends. The deformed portion is in a different position from the round portion in the extension direction and has a short diameter portion and a long diameter portion having different outer diameters in the peripheral direction of the pipe.

Abstract: A pipe includes a tubular pipe formed of a metal sheet that is spirally wound such that opposite edges of the metal sheet are joined by a crimped lock seam that extends helically along a length of the tubular pipe. A sealing arrangement includes a helically extending worked surface band extending along the crimped lock seam and to both sides of the crimped lock seam, the worked surface band having a surface roughness that is greater than a surface roughness of unworked surface portions outside of the worked surface band. A helically extending external coating band is applied over the crimped lock seam and bonded to the worked surface band.

Abstract: A hydrocarbon fluid pipeline may include pipeline segments connected together in end-to-end relation between first and second spaced apart geographic locations and configured to carry hydrocarbon fluid therethrough. The hydrocarbon fluid pipeline may also include a radio frequency (RF) heating station that may include an RF source and an RF heater between adjacent pipeline segments of the plurality thereof. The RF heater may include an inner tubular dielectric coupler between the adjacent pipeline segments, and an electrically conductive outer housing surrounding the inner tubular dielectric coupler and connected to the RF source to heat the hydrocarbon fluid.

Abstract: A hose and coupling combination wherein the hose is made of an inner tube which is enclosed by a reinforcing section which is further enclosed by a flame-resisting section and the coupling is made of inner sleeve with an outer sleeve adjacent to and enclosing a linear portion of the inner sleeve and arranged such that the outer sleeve and the inner sleeve form a cavity into which the flame-resisting section fits such that a gap is provided between the reinforcing section and the flame-resisting section.

Abstract: The embodiments disclose a method for creating a silicone encased flexible cable using manufacturing machinery including automatically arranging plural individual conduits, into custom grouped arrangements including electrical wiring, pneumatic tubing and fluid tubing, inserting the custom grouped arrangements including connectors and flexible silicone junction devices into a shaped silicone encasement extrusion apparatus, depositing a mixture of silicone and additives to the custom grouped arrangements encasement using the extrusion apparatus, customizing the mixture of silicone and additives to create differing characteristics of the custom grouped arrangements, using the extrusion apparatus to create a singular encasement and to cure the singular encasement to a desired shape of the custom grouped arrangements and integrating one or more encased flexible junction box to the custom grouped arrangements, wherein the one or more flexible junction box contains at least one incoming and two outgoing conduit con

Abstract: A component for conducting or receiving a fluid, in particular a component of a fluid-conducting line system of an industrial plant, especially of a line system of a tertiary cooling circuit of a nuclear power plant, includes a wall having a supporting structure made of a glass-fiber-reinforced plastic. Electrically insulating inner and outer protective layers are disposed on respective inner and outer surfaces of the supporting structure. An electrically conductive inner intermediate layer lies between the inner protective layer and the supporting structure and is provided with an electrical terminal. An electrically conductive outer intermediate layer lies between the outer protective layer and the supporting structure, is provided with an electrical terminal and is electrically insulated from the inner intermediate layer. A method for testing the component is also provided.

Abstract: Systems and methods for transmitting and/or utilizing high voltage DC (HVDC) electric current in a submarine environment. The systems and methods may include the use of a submarine hydrocarbon pipeline to transmit both the HVDC electric current and a fluid stream. The systems and methods also may include the use of the HVDC electric current to do mechanical work within the submarine environment. Additionally or alternatively, the systems and methods may use a pressure-compensated electronics apparatus (PCEA) to receive the HVDC electric current and to produce a conditioned electric current therefrom.

Abstract: A thermal cover for a backflow prevention assembly is disclosed. The thermal cover includes a first and second insulated tube each to cover piping components of the backflow prevention assembly an insulated box cover configured to house water control components of the backflow prevention assembly. A first end on each of the insulated tubes is receivable by an insulated box cover and a second end is configured to abut a ground surface. The insulated box cover is sealed using removable fastening means to enable access to the water control components.

Abstract: A flexible hose assembly for directing a compressed fluid towards a site is provided. The assembly includes, but is not limited to, a flexible hose, a nozzle, a stiffening wire, and a connecting member. The flexible hose forms an inner fluid channel and has an inlet at a first end which receives the compressed fluid and an outlet at a second end which delivers the compressed fluid. The nozzle is connected with an outlet of the flexible hose. The compressed fluid travels through the nozzle and is directed at the site. The stiffening wire is located in the inner fluid channel. The connecting member has an outlet channel located at the inlet and in the inner fluid channel. The outlet channel is surrounded by the flexible hose. A connecting end of the stiffening wire is fitted between the outlet channel and the flexible hose.

Abstract: Micro-machined (e.g., stress-engineered spring) structures are produced by forming a release layer, forming a partially or fully encapsulated beam/spring structure, and then releasing the beam/spring structure by etching the release layer. The encapsulation structure protects the beam/spring during release, so both the release layer and the beam/spring can be formed using plating and/or using the same material. The encapsulation structure can be metal, resist, polymer, oxide, or nitride, and may be removed after the release process, or retained as part of the completed micro-machined structure.

Abstract: A liquid control apparatus that controls a spread of a liquid has a main body that has a supply subject surface onto which the liquid is supplied. The appartus also has a mesh form body that is woven into a mesh form and provided to contact the supply subject surface and a guiding member that is provided to contact an opposite side of the mesh form body to the main body side.

Abstract: A system for providing more efficient insulation for heating and air conditioning ducts is disclosed. Specifically, a system comprising one or more layers of light-weight, rigid spacers made of non-conductive material attached over an air duct, is disclosed. The spacers contain air channels or air spacers, and can be pre-attached to the air duct prior to installation of the duct. The air duct/spacer combination is wrapped with reflective insulation material.

Abstract: A pipe system for containing corrosive petroleum products with a total resistance of less than 1 MEG ohms to ground from all points to prevent the accumulation of static electricity is provided. The pipe system has at least two pipe sections, each comprising a structural layer and a corrosion resistant layer. The corrosion resistant layer has at least a conductive surface area in contact with the fluid, with the conductive surface area defining an electrical pathway extending a length of the pipe section. Each pipe section has a tapered end exposing a portion of the corrosion resistant layer. The two pipe sections are joined at the tapered ends by a conductive adhesive overlay. The conductive adhesive overlay is electrically connected to a grounding device, wherein the grounding device helps dissipate build-up of electrostatic charge in the pipe system carrying the fluid.

Abstract: The present invention provides a multilayer tube for a transmission oil cooler. The multilayer tube for the transmission oil cooler includes a hose part having a multilayer structure. The multilayer structure includes a hollow inner-layer hose and an outer-layer hose. The hollow inner-layer hose is formed of a polyphthalamide or polyamide material. The outer-layer hose is formed of a polyamide612 or polyamide610 and is stacked on the outer surface of the inner-layer hose.

Abstract: An article, system and method of installation of a pipe in fixed association with at least one stanchion, said stanchion having a mount for fixing the stanchion to a mounting surface, said length of stanchion serving to establish a fixed distance between the pipe relative to the mounting surface, such that when the pipe is mounted thereon the surface, a pitch of the pipe in the direction of the sink and away from the source of a liquid insures the proper rate of gravitational flow of the liquid therein.

Abstract: A barrier, installed in the sewage pipe and intended to prevent the penetration of rats, that comprises a main body shaped like a short hollow sleeve, a main obstructing plate, a secondary obstructing plate, a first locking tongue, and a second locking tongue; whereby the sleeve is shaped like a short hollow pipe with a flat top part; and whereby the main obstructing plate is shaped like an ellipse whose upper edge is truncated, forming a straight line, and which has a hole at the bottom beneath which are two protruding pins. A top pin and a bottom pin; and whereby the secondary obstructing plate is also shaped like an ellipse with a truncated upper edge, forming a straight line, and has a protruding pin near its bottom edge; and whereby the first and second locking tongues have the general shape of a rectangle; and whereby the main obstructing plate, the secondary obstructing plate, and the locking tongues are all attached to the flat top of the sleeve, from the inside, using hinges.

Abstract: Disclosed is a method and apparatus for use in a fusion process for conduit. The method includes: heating and melting at least a portion of the terminal edges of the first conduit portion and the second conduit portion; and butt fusing the melted terminal edge of the first conduit portion with the melted terminal edge of the second conduit portion, thereby creating a fused joint area. A fusion apparatus for employing this method is also disclosed.

Abstract: An air duct includes a main body and a panel. The main body includes a top wall defining a depressed portion. A front wall of the depressed portion defines an inlet. A rear wall of the depressed portion defines two outlets. The top wall forms two fixing portions at the front side of the top wall. A pole is mounted to the rear side of the top wall, between the outlets. A first end of the panel is rotatably connected to the pole; a second end of the board opposite to the first end is operable to be selectively mounted to one of the fixing portions.

Abstract: A tube (1) for an air conditioning system comprises a rigid pipe (2), a flexible pipe (3) comprising at least one layer of polymeric material; a connection (4) to fasten the metal pipe (2) to the flexible pipe (3) and comprising a bell element (13) fastened to said rigid pipe (2) and plastically deformable to close a first end portion (5) of the flexible pipe (3) over a second end portion (6) of the rigid pipe (2); and a seal (14) comprising a tubular body (20) interposed radially between the first end portion (6) and the second end portion (5) and a flange (21) interposed axially between the first end portion (6) and the bell element (13).

Abstract: An aircraft includes a hose that makes it possible to channel the pressurized air that is used in a sleeve (52) that delimits an annular chamber with the hose, with the sleeve (52) including at least one opening (54) that is delimited by an edge (58) that makes it possible to link the annular chamber and the outside of the sleeve (52), and a leak detection system that includes at least one loop (A) in the form of a threadlike element (56), characterized in that it includes a connecting device that includes a ring (60) that is connected at at least one connecting point (64) with a loop (A), and a flexible wall that delimits a hose (68) for channeling the air that extends from the edge (58) of the opening (54) up to the ring (60).

Abstract: The invention relates to an unbonded flexible pipe comprising an internal sheath, at least one armor layer surrounding said internal sheath and a bore defined by said internal sheath, the flexible pipe further comprising a fiber sensor arranged in said bore. By arranging the fiber in the bore of the unbounded flexible pipe, new opportunities for sensing desired properties of the unbounded flexible pipe is provided. The fiber sensor may preferably be a pressure fiber sensor. The unbonded flexible pipe may preferably be an offshore pipe, such as a riser for transportation of hydrocarbons.

Abstract: A pipe enclosure apparatus includes an L-shaped main portion having a first wall and a second wall, a first flange formed integrally with the first wall, and a second flange formed integrally with the second wall. The thickness of the first wall, the second wall, the first flange, and the second flange is substantially equivalent. At a first end of the pipe enclosure apparatus, the pipe enclosure forms a connecting region. The connecting region is offset inwardly toward a pipe receiving region formed by the pipe enclosure apparatus.

Abstract: The present invention provides conduit assemblies of substantial length that have an inner member disposed in an opening of a conduit member and connected to the interior of the conduit member. The inner member can serve to protect sensitive measuring equipment, such as optical sensors or well logging equipment, from damages, including damages incurred during deployment into subsurface environments, including oil and gas wells and oceans, while allowing for improved data collection by the equipment once deployed. The conduit assemblies can be deployed permanently or as intervention logging equipment. The present disclosure also provides for methods of making and using such conduit assemblies.

Abstract: A method of fabricating a decomposition conduit with an in-line static mixer, the method comprising molding a decomposition conduit housing around a sand core by inserting molding material into a cavity between a decomposition conduit housing mold and the sand core, where the sand core includes a static mixer and, where the act of molding the decomposition conduit housing is operative to mount the static mixer to the molded decomposition conduit housing.

Abstract: A plug connection for connecting two pipe sections of a drill pipe has a connecting plug on one end of a first of the pipe sections and a connecting bushing on one end of the second pipe section. The connecting plug and the connecting bushing have helical meshing guide projections and/or guide grooves. A pipe section for a drill pipe has on one of its ends a corresponding connecting plug and on the other end a corresponding connecting bushing.

Abstract: Disclosed is a resin pipe with a mouthpiece comprising: a mouthpiece; and a resin pipe of which one end is joined to the mouthpiece, wherein the one end is disposed in the mouthpiece, and an outer peripheral surface of the one end is joined to an inner peripheral surface of the mouthpiece by fusion.

Abstract: A drain hose has a simple structure which absorbs vibration of a drain pump, and a washer has the same. The washer includes a main body, a drain pump disposed at the lower portion of the main body, a drain hose to guide wash water pumped by the drain pump to the outside of the main body, and an anti-vibration member formed of a material differing from the drain hose, and including a corrugation part connected between the drain pump and the drain hose and absorbing vibration of the drain pump during drainage of the wash water.

Abstract: The composite tube comprises a tubular arrangement of knitted fiber characterized by a plurality of interlocking loops. Selected knitted patterns provide desired density or spacing between fibers. Selected fibers may include materials such as Kevlar®, carbon fiber, and combinations thereof. The tubular knitted pattern allows for variable electrical, mechanical and geometrical options. A matrix material is applied over the knitted fiber pattern and is allowed to cure. The matrix material may include a combination of resin and epoxy constituents. The matrix material may be applied by a vacuum bag molding process. Electrical and mechanical properties can also be controlled by selecting desired resin and epoxy constituents. The flexible knitted reinforcing layer allows use of an inflatable bladder to hold the reinforcing layer in the desired shape, thereby facilitating tube constructions of varying shapes and diameters.

Abstract: An apparatus including a fairing having a tail portion and an end portion capable of suppressing a vortex-induced vibration of a tubular. The apparatus further including a stabilizing member attached to the end portion of the fairing, the stabilizing member dimensioned to increase a thickness of the end portion of the fairing and a flange member attached to the stabilizing member, the flange member dimensioned to increase a chord dimension of the fairing so as to improve a stability of the fairing.

Abstract: A tube set for a blood handling apparatus, in particular an extracorporeal blood handling apparatus with an extracorporeal blood circuit or an apparatus for peritoneal dialysis, and a blood handling apparatus that has such a tube set are described. The tube set includes a device for collecting particles provided in a tube line portion of the tube set downstream of the tube portion placed in the occluding hose pump. The device for collecting particles prevents retention of solid substances that are possibly contained in the dialysis fluid, substituate or peritoneal solution. The tube set also has a device for limiting the pressure in the tube line portion between the occluding hose pump and the device for collecting particles. The device for limiting the positive pressure prevents an excessive positive pressure from building up in the tube line when fluid flow through the device for collecting particles is reduced or interrupted.

Abstract: An improved mechanism for retaining screws for a conduit body cover is disclosed. The screws are retained by a layer of PVC lining the inner surface of holes in the cover.