Abstract: A sheathing arrangement for an exhaust system of an internal combustion engine includes at least one sheathing element (18) with a sheathing element shell (19). On an inner side (30) of the sheathing element shell (19) insulation material (38) overlaps the inner side (30) in at least some areas. The inner side is to be positioned facing toward a component of an exhaust system (10), which component is to be sheathed. The insulation material (38) is fixed to the sheathing element shell (19) by means of at least one fastening element (40) passing through the sheathing element shell (19) and the insulation material (38).

Abstract: An apparatus includes a Polymer Thermal Expansion Based Passive Thermal Diode (PTE-PTD) that includes layers and is configured to provide passive heating and cooling of a pipeline. A polyurethane (PU) layer is provided that is configured to contact at least an upper portion along a length of a pipe. A polyethylene terephthalate (PET) layer is provided that is configured to surround the PU layer and the length of the pipe. A graphene layer is provided that is configured to surround an epoxy layer. An epoxy shell is provided that is configured to surround the graphene layer. An air gap on a first side of the PTE-PTD is provided. The air gap is formed by a void in the PET layer and is configured to provide additional air space between the PET layer and the PU layer. The air gap provides an upward movement of the PET layer using opposite forces of alternate sides of the PET layer. The PTE-PTD is installed on the pipeline.

Abstract: The invention relates to a method for maintaining the temperature of fluid media in pipes even in the event of an interruption of the fluid media flow. In a first step, a heat reservoir layer (1) is produced comprising a latent heat reservoir material (2) and a matrix material (3). In a second step, the heat reservoir layer (1) is either arranged around a pipe (4) and subsequently encased with a heat damping material (5) or the heat reservoir layer (1) is brought into contact with heat damping material (5), whereby a heat reservoir damper composite (51) is obtained, and the pipe (4) is then encased with the heat reservoir damper composite (51) such that the heat reservoir layer (1) of the heat reservoir damper composite (51) lies between the pipe (4) and the heat damping material (5) of the heat reservoir damping composite (51).

Abstract: Provided is a thermal-insulated multi-walled pipe for superconducting power transmission that highly prevents intrusion of external heat due to radiation and has excellent thermal insulation property without using a superinsulation. A thermal-insulated multi-walled pipe for superconducting power transmission comprises: a superconducting cable; and a multi-walled pipe that houses the superconducting cable, wherein the multi-walled pipe is composed of a plurality of straight pipes, and at least one of the plurality of straight pipes has, at a surface thereof, a zinc or zinc alloy-plated layer having an average spangle size of 2.0 mm or less.

Abstract: A pipe structure has an outer layer of a skin material with a first thickness and which defines an outside diameter of the pipe structure. The pipe structure has an inner layer of a skin material with a second thickness and which defines an inside diameter of the pipe structure. The pipe structure has a core layer of a foam material disposed between the inner and outer layers and having a third thickness. The inner, outer, and core layers are formed such that the pipe structure has a tube shape in cross-section. The first, second, and third thicknesses, respectively, combine to define a wall thickness of the pipe structure. The pipe structure has improved cold impact performance according to the ratio of the thicknesses of the inner and outer layers relative to the core layer.

Abstract: A pipe insulation product including a core of insulating material and a laminate surrounding the core and bonded to the core. The core may include an outer surface; an inner surface; and a wall extending between the outer and inner surfaces. The laminate may include a foil or metallized polymeric film sheet, a scrim, a porous media sheet, and a polymeric film sheet bonded together via an adhesive. The laminate may include a closure flap that is configured to adhesively seal opposite ends of the laminate together to form a cylindrical tube with the core enclosed therein. The closure flap may be configured to include a curl that provides a greater closure flap adhesive seal.

Abstract: An apparatus includes a method for providing a Shape Memory Polymer Based Passive Thermal Diode (SMP-PTD) that includes layers and is configured to provide passive heating and cooling of a pipeline. The SMP-PTD includes a polyurethane (PU) layer configured to contact at least an upper portion along a length of a pipe. The SMP-PTD further includes a polyethylene terephthalate (PET) layer configured to surround the PU layer and the length of the pipe. The SMP-PTD further includes a graphene layer configured to surround an upper side of the SMP-PTD and cross layers of the SMP-PTD toward a bottom side of the SMP-PTD to establish contact with the pipe. The SMP-PTD further includes an epoxy shell configured to surround the graphene layer. The SMP-PTD further includes a shape memory polymer (SMP) ring configured to provide vertical displacement and push upward upon lateral displacement from pushing by left and right PET blocks. The SMP-PTD is installed on the pipeline.

Abstract: The present disclosure provides insulated components that include corrugated regions, which corrugated regions may reside on inner tubes, outer tubes, or both. The present disclosure also provides insulated components that may achieve straight, curved, or other variable geometries.

Abstract: A method for making a wired drill pipe joint includes forming an electrically conductive material into a structure that is radially expandable to conform to an interior of the pipe joint substantially without plastic deformation of the electrically conductive material. An electrical connector is coupled to each longitudinal end of the formed electrically conductive material to form an electrical conductor assembly. An interior of the pipe joint is coated with an electrically insulating material. The electrical conductor assembly is inserted into the pipe joint. The electrically conductive material is radially expanded to conform to an interior surface of the pipe joint wherein a bonding material is applied to the interior wall of the pipe joint.

Abstract: Radially shrinkable textile hose for encasing elongated objects, characterised by having an outer layer made from radially shrinkable, wear-resistant material and at least one inner layer made from thermally insulating material.

Abstract: The present invention provides an insulated pipe comprising one or more inner pipes comprising a plastic, a flexible vacuum insulation panel in the form of units joined to each other wrapped around at least one of the one or more inner pipes, one or more insulation layers, and an outer jacket. The present invention further provides a method and an apparatus for producing the insulated pipe.

Abstract: An enclosure component having a thickness for a building structure having an interior sheathing layer comprising paper; a first structural layer bonded to the interior sheathing layer and comprising a first generally rectangular structural panel of magnesium oxide arranged in a side-by-side relationship with a second generally rectangular structural panel of magnesium oxide to define a first structural panel seam between the first and second structural panels. There is a first binding strip of magnesium oxide positioned over the first structural panel seam and fastened to form a lap joint with the first structural panel and with the second structural panel, so as to bond together the first and second structural panes.

Abstract: Provided are insulating apparatuses, and methods of operation, for thermal insulation and drainage of cooling system tubing. An example insulating apparatus comprises an elongated strip including a first end and a second end. A medial portion, a first edge, and a second edge, each run from the first end to the second end. The first and second edges curl around respective longitudinal axes toward the medial portion to form a first wrap portion with a first cavity defined by an interior surface of the first wrap portion, and a second wrap portion with a second cavity defined by an interior surface of the second wrap portion. A channel above the medial portion is defined by an exterior surface of each of the first and second wrap portions. The first and second cavities are interconnected with the channel through a first gap and a second gap, respectively.

Abstract: An object of the invention is to provide a blow-molded foam which has homogeneous foamed cells in size, is light in weight, and is excellent in surface smoothness, and a process for producing the same. The invention is directed to a blow-molded foam 1 having a wall portion formed in such a manner that a thermoplastic resin containing a foaming agent mixed therewith is subjected to blow molding. Herein, the wall portion has a closed cell structure in which a plurality of foamed cells are contained. The wall portion has an expansion ratio of not less than 2.0 times. The wall portion has an outer face having a center-line average surface roughness Ra of less than 9.0 ?m. The foamed cell has a cell diameter having a standard deviation of less than 40 ?m in a thickness direction of the wall portion.

Abstract: A modular jet trainer aircraft which can be reconfigured to provide a plurality of different handling aircraft particularly beneficial in the training of pilots. A base structure on which elements can be changed to alter the handling capabilities, maneuverability and power of the aircraft. The aircraft may have a first basic configuration which enables a pilot to learn relatively basic handling skills. The propulsions system and/or wing structures can then be changed to provide an aircraft with more sophisticated handling and greater power capabilities. The engine is located fully outside the fuselage structure whilst still being positioned on the centre-line of the fuselage and with the engine's line of thrust directed through the centre of the fuselage and close to the aircraft's centre of gravity. By achieving this, the expensive design of the fuselage as primary or airworthy-critical structure can be completed independently from the installation of the engine.

Abstract: To provide a dew-condensation preventing square duct which is capable preventing dew condensation on the duct without winding a heat insulating material around the duct. A dew-condensation preventing square duct includes: an external square duct formed by four plate-shaped external wall portions and having a substantially quadrilateral barrel shape; an internal square duct formed by four plate-shaped internal wall portions and having a substantially quadrilateral barrel shape, the internal square duct being arranged inside of the external square duct; and a holding protrusion which holds the internal square duct inside of the external square duct such that a heat insulating layer S between the external square duct and the internal square duct has a predetermined thickness T.

Abstract: A method for applying a flexible cladding material to an outer surface of an insulation layer for a pipe section includes providing the insulation layer in the shape of a cylinder and providing first and a second supporting elements with a gap therebetween. A layer of the flexible cladding material is arranged between the insulation layer and the first and second supporting elements. The insulation layer and the supporting elements are moved in relation to each other in such manner that the insulation layer and at least part of the layer of the flexible cladding material is moved through the gap between the first and the second supporting elements. The two supporting elements are moved toward one other after the insulation layer and the layer of flexible cladding material has passed through the gap. The flexible cladding material is adhesively connected to the insulation layer during or after the steps.

Abstract: The embodiments described herein relate generally to improved fit duct liner insulation for curvilinear ducts in HVAC, exhaust, or other similar gas flow systems. A duct liner insulation for a curvilinear duct may include an insulation board having a first major surface and a second major surface. The duct liner insulation further includes a plurality of rows of kerfs in the first major surface of the insulation board configured to allow the insulation board to flex in a direction of the width of the insulation board such that insulation board is foldable into a curvilinear configuration. Each of the kerfs has a v-shaped cross section with sidewalls extending from a kerf base portion at or near the second major surface of the insulation board to the first major surface of the insulation board. The sidewalls extending at an angle from 10 degrees to 20 degrees relative to each other.

Abstract: A vapor-barrier stop pre-treated piping insulation system including an insulation segment, a vapor-barrier stop, and a sealant. The insulation segment includes a cylindrical exterior surface, a cylindrical exterior surface, a first end surface, a second end surface, at least two ledge surfaces, and a wall extending between the cylindrical exterior surface and the cylindrical interior surface. The vapor-barrier stop is applied prior to installation of the insulation segment and extends, starting from at least the first end surface, over the cylindrical interior surface, the cylindrical exterior surface, the at least two ledge surfaces, and the first end surface along the insulation segment towards the second end surface. The vapor-barrier stop is configured to impede vapor-exchange through the vapor-barrier stop.

Abstract: The present disclosure provides a cover configured to fit over computer components in a computer chassis. The cover can have a plurality of doors located over the computer components such that the computer components can be easily inserted or removed from the chassis when a corresponding door is open. The cover can be shaped in a such a way so as to define airflow passages around the computer components. The doors can be configured to pivot open, slide open, or snap into and out of the cover.

Abstract: An insulated register box with a boot rail adapter has a register box, an insulating material affixed within the register box, a rail guide affixed to a side panel of the register box, and a rail having a section received in a slot of the rail guide. The rail is adapted to be affixed to a supporting surface, such as a joist. The rail guide is slidable relative to the rail. The rail guide is affixed to an exterior surface of the side panel.

Abstract: A removable pipe insulation system comprising one or more components, each component comprising insulation in a waterproof covering with at least one opening for air to exit the covering during use. The insulation in the covering may be surrounded by an inside skin with a plurality of holes formed through hot micro perforation. The inside skin may be surrounded by an outside cover, which may be edged in elastic binding and which may attach to itself by hook and loop fastener. The component may be wrapped around a pipe element and secured to provide insulation to the pipe element while protecting the insulation from moisture and protecting the pipe element from corrosion under insulation.

Abstract: A panel for self-supporting ducts, in particular air-conditioning ducts, made up of a core of mineral wool or the like, covered on its external face and on its internal face with an exterior covering and an interior covering, respectively. The interior covering includes or preferably is made up of an aluminum sheet, a layer of a glass fabric or a layer of a glass web. The exterior covering includes the succession of a first layer of plastics material, an aluminum sheet, and a second layer of plastics material. The layers of plastics material are bonded to the aluminum sheet directly or via an adhesive. The exterior covering is bonded to the external surface of the core by glue.

Abstract: A gas turbine rotor cover includes a body, the body having an inner side facing towards a central axis and an outer side facing away from the central axis, wherein the gas turbine rotor cover is configured and arranged to extend in an axial direction and a circumferential direction relative to the central axis. An inner layer of insulation is attached to the inner side of the body and extends along at least part of the length of the body in the axial direction and/or an outer layer of insulation is attached to the outer side of the body, and extends along at least part of the length of the body in the axial direction. A gas turbine containing the gas turbine rotor cover is also disclosed.

Abstract: A heat-insulated pipe assembly includes a pipe allowing a fluid to flow therethrough, and a heat insulating member covers at least a part of the pipe. The pipe is used in an exhaust gas purification system using an SCR catalyst. The heat insulating member has a closed-cell structure and suppresses an increase in a temperature of the fluid due to heat exchange with air. In the exhaust gas purification system using the SCR catalyst, the interior of the pipes is thermally insulated from the exterior by the heat insulating member. Thereby an increase in the temperature of the fluid flowing through the pipe due to heat exchange with air is suppressed.

Abstract: A flame-resistant, insulated, plastic HVAC duct including a channel configured for conveying forced air and a duct wall forming the channel, the duct wall including a plastic layer disposed between a thermally insulating layer and a metal foil layer. The metal foil layer is arranged to form an outer surface of the duct wall, and the thermally insulating layer is arranged to form an inner surface of the duct wall. A second metal foil layer may be disposed between the thermally insulating layer and the plastic layer.

Abstract: The present invention provides an insulated fluid conduit useful in facilities in which a hot fluid susceptible to deleterious phase changes in response to heat loss to a cold environment is transported. Such conduits may be particularly well suited to improve thermal control in subsea hydrocarbon production operations in which hot production fluids may undergo deleterious phase changes as a result of heat loss to the cold subsea environment. The fluid conduit includes an insulating material containing a silicone rubber and a phase change material such as octadecane. One or more barrier layers inhibit migration of the phase change material from the insulation layer and into the environment. In one or more embodiments, the phase change material is present as a microencapsulated phase change material.

Abstract: Cryogenic fluid transfer line comprising a tubular outer jacket housing at least two interior fluid-transfer tubes and a heat shield forming an insulating wall arranged around the interior tubes, the outer jacket comprising a lateral pumping opening connected to a pumping member intended to pull a vacuum in the outer jacket, characterized in that the heat shield comprises an orifice situated adjacent to the opening and an optical cover, the optical cover being positioned facing the orifice and in a plane distinct from that of the wall of the heat shield so as to prevent or limit direct thermal radiation from the outer jacket toward the interior tubes.

Abstract: In a high-pressure tank including a reinforcement layer and a protective layer, using the same resin for the reinforcement layer and the protective layer is likely to cause bubbles produced in the course of curing the resin to remain on the surface of the tank. There is also a possibility that cloudiness occurs on the surface of the tank during the use of the high-pressure tank. There is accordingly provided a high-pressure tank, comprising a liner; a reinforcement layer formed on the liner and including a thermosetting first resin and a fiber; and a protective layer formed on the reinforcement layer and including a thermosetting second resin. A second gelation temperature that is a gelation temperature of the second resin is higher than a first gelation temperature that is a gelation temperature of the first resin. A viscosity of the second resin is lower than a viscosity of the first resin at the first gelation temperature.

Abstract: An insulation system for a concrete block having an open end and a closed end, the insulation system including a single sheet of a foam material configured to have opposite end portions with a middle portion intermediate the end portions and a hinge defined between each of the end portions and the middle portion to enable the sheet to be folded so that the middle portion is disposed perpendicular to the end portions to render the sheet in a u-shaped orientation so as to be insertable into the open end of the concrete block; and a panel of foam material configured as a rectangle to conform to the closed end of the concrete block. The sheet of foam material is sized to provide a snug interference fit with the open end of the concrete block when folded into the u-shaped orientation and the panel is sized to provide a snug interference fit with the closed end of the concrete block. The sheet of foam material and the panel of foam material are each made of a closed cell flexible foam.

Abstract: A heat shield (44) for an external component, such as a gearbox (42), of a gas turbine engine (20) for limiting heat transfer from the engine (20) to the external component is disclosed. The heat shield (44) may be formed to the shape of the gearbox (42) to reduce the geometric envelope of the gearbox (42) and heat shield (44). The heat shield (44) may be formed by a thin thermal insulation core (50) surrounded by a metal sheet (51). The small thickness of the heat shield (44) also reduces the geometric envelope of the heat shield (44). Since no extra equipment is needed to provide cooling fluid to the gearbox (42), the heat shield (44) reduces the overall weight of the gas turbine engine (20) as well.

Abstract: A method of manufacturing an aircraft component, the component comprising a pair of covers joined by a pair of spars. The covers and spars form a closed box structure with four corners, each corner providing a transition between one of the covers and one of the spars. The method comprises: laying up a laminated sheet of fiber plies; and after the sheet has been laid up, folding the sheet to form the four corners and then joining the sheet to itself to provide the closed box structure.

Abstract: In a method for installing a firestop device (14) or insulation having a firestop effect, on a line (12) or pipe, whereby the firestop device (14) or the insulation having a firestop effect is placed, especially wrapped, completely around the line (12) or pipe, in the circumferential direction (U), it is provided that a flexible adhesive tape (16) containing heat-resistant fibers (18) in its lengthwise direction (L) is wrapped in the circumferential direction (U) of the line (12) or pipe completely around the firestop device (14) or the insulation having a firestop effect.

Abstract: Organic infrared attenuation agents have been developed to improve the thermal insulation properties of polymeric foams such as polystyrene low density foams. The organic infrared attenuation agents can include polyols such as sorbitol, maltitol, and poly(ethylene glycol), polysaccharides such as starch or cellulose, and infrared attenuation polyesters such as polybutylene terephthalate. The organic attenuation agents include aromatic compounds or carbon oxygen bonds that are effective in absorbing infrared radiation at the desired wavelengths.

Abstract: A vacuum insulated panel (VIP) and a method of manufacturing a VIP includes a rigid core material having high insulation and low conductivity properties. The rigid core may be made of an inorganic material that effectively mimics a porous silica core material. The core material includes large particles of an inorganic material having a diameter in a range of 10 ?m to 50 ?m. A portion of these large particles may be ground into small particles having a diameter of less than 1 ?m. The small particles are mixed with a portion of the large particles to form a core material which is then mixed with a fiber skeleton and compacted under vacuum along with a fibrous skeleton for structure. The resulting structure provides a porosity ranging from 10 nm to 1 ?m in diameter.

Abstract: A process for applying an insulative coating to a mandrel can be used in an electromagnetic telemetry antenna assembly. One process includes applying a bond coat to at least a portion of an outer radial surface of a mandrel; applying an electrical isolation layer to the bond coat; applying a first sealant layer to the electrical isolation layer; and heat treating the mandrel in an oven.

Abstract: The present invention provides an insulated fluid conduit useful in facilities in which a hot fluid susceptible to one or more deleterious phase changes in response to heat loss to a cold environment is transported. Such conduits may be particularly well suited to improve thermal control in subsea hydrocarbon production operations. The fluid conduit includes an inner first insulating layer containing a first polymer matrix, and a first phase change material undergoing a phase change at T1. The fluid conduit includes an outer second insulating layer containing a second polymer matrix, and a second phase change material undergoing a phase change at T2, wherein T1 is greater than T2. One or more barrier layers inhibit migration of the phase change material from the insulation layers and into the environment. In one or more embodiments, the phase change material is present as a microencapsulated phase change material.

Abstract: Aspects of the disclosure are directed to a flexible thermal blanket assembly, comprising: a stack-up of material layers that are configured to wrap around a component, a plurality of snaps configured to be mechanically fastened through the material layers, and a cap configured as a baffle to prevent thermal energy located at an exterior of the thermal blanket assembly from entering an interior of the thermal blanket assembly when the thermal blanket assembly is assembled.

Abstract: An exhaust duct includes a duct plate (21) having a cylindrical shape, a heat insulation panel (23) disposed at a predetermined interval on an inner surface side of the duct plate (21), a heat insulation material (22) disposed between the duct plate (21) and the heat insulation panel (23), and a connecting member (24) configured to connect the duct plate (21) to the heat insulation panel (23) and also including a first plate portion (31) and a second plate portion (32) as a stress absorption unit capable of absorbing stress in two directions intersecting in a longitudinal direction. With this structure, durability is improved by preventing damage of the connecting member between the duct plate and the heat insulation panel.

Abstract: A pipe including an inner layer, an outer layer, a jacket layer, and an anisotropic layer positioned between the jacket and outer layers is provided. The anisotropic layer is formed from weaving a number of more rigid, monofilament fill strands and a number of less rigid multifilament warp strands. The fill strands may be formed from single, six hundred-ten (610) denier polyester filament while the warp strands may be formed from a series of two hundred-twenty (220) denier polyester threads. The anisotropic layer permits limited rotation of the inner and outer pipe layers without inserting into the gaps formed by the jacket layer when exposed to intense heat and pressure and is not subjected to significant creep during use.

Abstract: Methods of making thermal insulation products that may be usable to provide insulation in high temperature applications. One method includes sealing a support material (e.g., a nanoporous core such as fumed silica, an aerogel powder, etc.) and at least one vapor within an interior portion of a substantially gas-impermeable envelope (e.g., a metallic and/or polymeric film), and then condensing at least a portion of the vapor after the sealing step to reduce the pressure within the gas-impermeable envelope from a first pressure before the condensing to a lower second pressure after the condensing. The disclosed methods limit or eliminate the need for pumping mechanisms to draw the vacuum within the products, drying of the core before the sealing, and the like.

Abstract: A cooling apparatus having a closed cooling circuit for cooling objects to semi-cryogenic or cryogenic temperatures includes a compressor to compress a gaseous coolant, and from which the coolant exits in a compressed gaseous state, an after-cooler connected downstream from the compressor, whereby the coolant exits largely in gaseous form, a counterflow heat exchanger having a feed line and return line arranged in such a way that the compressed coolant is liquefied in the feed line as the relieved coolant flowing through the return line is being heated. A cooling head that is connected with the feed line and return line. A coolant can flow through the cooling head whereby the coolant evaporates. The cooling head is arranged in a vacuum chamber, which can be joined with a low-pressure source, and is joined by flexible connecting lines with the feed line and return line of the counterflow heat exchanger.

Abstract: A non-metallic tailcone (202) in a tip turbine engine includes a tapered wall structure disposed (208) about a central axis. The non-metallic tailcone is fastened to a structural frame (44) in the aft portion of the tip turbine engine. The tip turbine engine produces a first temperature gas stream from a first output source and a second temperature gas stream from a second output source. The second temperature gas stream is a lower temperature than the first temperature gas stream. The second temperature gas stream is discharged at an inner diameter of the tip turbine engine over an outer surface of the tailcone. Discharging the cooler second temperature gas stream at the inner diameter allows a non-metallic to be used to form the tailcone.

Abstract: A clad duct comprising an outer sheet of thermoplastic material and an inner duct of rigid foam is disclosed. The outer sheet of thermoplastic material is bonded to the inner duct. The outer sheet has a first edge and a second edge and a seal is provided to seal the first edge and the second edge.

Abstract: A method of making a foam comprising the following steps. A mixture is created comprising (i) a first reactant comprising triglyceride having acrylate functionality, (ii) a second reactant comprising diacrylate, and (iii) a blowing agent. The mixture is expanded to create a froth. The first and second reactants of the froth are reacted to create the foam.

Abstract: An insulated assembly, including a pipe and a substantially rigid insulation board, is provided. The pipe includes a cylindrical outer surface defining a first diameter. The insulation board is disposed around the outer surface of the pipe and includes an inner surface defining a second diameter. The second diameter is substantially equal to the first diameter. The inner surface includes a plurality of grooves. Each of the plurality of grooves includes first and second opposed sidewalls. The insulation board includes a material having a compressive strength and a flexural strength, the compressive strength includes a value between fifteen pounds per square inch and one hundred pounds per square inch, and the flexural strength includes a value between forty pounds per square inch and one hundred pounds per square inch.

Abstract: A segment is fitted by screw-fastening for implementing a fluid transport pipe for transporting a fluid, the pipe including an inner wall and an outer wall, the segment including an inner tube and an outer tube that define an annular space between them. The segment includes in particular one heating duct placed in its annular space and opening out at either end of its annular space, the annular space being designed to be closed hermetically in order to enable it to be brought to a reduced pressure. A method of manufacturing the segment and a method of implementing the fluid transport pipe is described.

Abstract: Systems and methods for adding buoyancy to an object are described herein. A buoyant material may be enclosed inside a flexible container, heated, and inserted into a free flooded cavity inside the object. The flexible container may then be formed to the shape of the cavity. After the flexible container is formed to the shape of the cavity, the flexible container may be cooled. The flexible container may hold a pre-determined amount of the syntactic material that provides a fixed amount of buoyancy. According to another aspect, systems and methods for packing a vehicle are described herein. In some embodiments, a buoyant material may be molded into the shape of a hull of a vehicle, and a plurality of cutouts may be extracted from the buoyant material which are specifically designed to incorporate one or more instruments.

Abstract: Hydrocarbon production from subterranean formations is stimulated by heating. A dual-walled coiled tubing radio frequency heating arrangement is described that can be disposed into a wellbore and energized to heat the surrounding formation.

Abstract: A preassembled line for axial engagement with a mating coupling part. The preassembled line includes a line connector having of a connector body with a connecting portion to which a media line is connected and also includes a coupling portion with sealing means for sealing relative to the mating coupling part. The media line is provided with a heating wire arranged on the coupling portion. The connector body, the media line and the heating wire being surrounded at one end by a housing that has a latching part for connecting with the mating coupling part. The latching part is formed on the housing portion surrounding the coupling portion. Sealing of the preassembled media line to the mating coupling part is separated from connecting of the preassembled media line to the mating coupling part and separately performed by the connector body and the housing.