Abstract: The present invention relates to a washing apparatus (2) for washing of cellulose pulp, comprising a rotatable drum (4), a stationary support (6), a discharge device (8) that has an outlet orifice (9), a casing that surround the drum and that forms a longitudinal discharge opening (10) and a conveyer worm (12) arranged below the outlet orifice for reception and removal of washed pulp. The conveyer worm (12) is movably arranged relatively the support (6) between a first position (P1), in which the conveyer worm receives washed pulp during operation, and a second position (P2), in which the outlet orifice (9) is exposed and access to the drum (4) via the outlet orifice is possible for carrying out service, maintenance and inspection of the washing apparatus (2).

Abstract: The present invention relates to a papermaking belt, and more particularly to a papermaking belt having a multiple layers of a patterned framework.

Abstract: A magnesium metal thin plate manufacturing method includes at least a casting process of supplying a molten metal obtained by melting a magnesium metal to a molten metal bath, drawing out the molten metal, supplying the molten metal into the gap between a pair of casting rolls composed of at least a pair of casting upper roll and casting lower roll, applying pressure to the molten metal, and casting a plate solidified at a predetermined temperature and having a predetermined thickness, and a rolling process of rolling the cast plate by means of at least a pair of rolling rolls by applying pressure thereto to manufacture a magnesium metal thin plate. With the above arrangement, there can be provided a magnesium metal thin plate manufacturing method and manufacturing apparatus that can effectively manufacture a magnesium metal thin plate by plastic working without requiring a heat energy generation step again in rolling.

Abstract: A heat exchanger heat transfer element basket assembly (500) for receiving heat transfer element plates (850) therein. The heat exchanger heat transfer element basket assembly (500) includes first and second one-piece side straps (520a, 520b), a pair of inboard corner flanges (528a, 528b), an I-shaped splitter plate (530), a pair of outboard corner flanges (522a, 522b), first and second end straps (526a, 526b), and a cap. Each of the first and second one-piece side straps (520a, 520b) includes a center portion (625), a first extension (630), and a second extension (635). Each of the first and second extensions (630, 635) includes a flange portion that is folded over across the heat transfer element plates (850) so as to be operative to retain the heat transfer element plates (850) in the heat exchanger heat transfer element basket assembly (500).

Abstract: A console air conditioner comprising an evaporator and a heater is installed in the console space between front seats of a vehicle. Both sides of the air mixing zone where a cool air passageway meets a warm air passageway in the console air conditioner are connected to a pillar duct extending toward the middle pillar of the vehicle, thereby the performance of air conditioning for the rear seats in the vehicle can be accomplished independently and efficiently.

Abstract: The invention relates to a heat exchanger (1), in particular for a motor vehicle, having at least one inlet (2) and one outlet for the medium which is to be cooled or heated and/or the medium which provides the cooling or heating action, wherein the inlet (2) is designed such that, upon entering the heat exchanger (1), the flowing medium has imparted to it a movement component in the tangential direction with respect to the preceding normal movement direction and/or with respect to the main movement direction directly adjacent to the inlet. According to the invention, a swirl body (5) is preferably provided in the inlet (2).

Abstract: The present invention provides a heat exchange system for a vehicle. The heat exchange system can include a first heat exchange circuit supported by the vehicle and fluidly connecting a condenser, a compressor, an evaporator, and an expansion device, a module removably secured to the vehicle, the module housing a pump, and a second heat exchange circuit fluidly connecting a liquid-to-air heat exchanger, the pump, and the evaporator. The first exchange circuit can be operable to condition a first passenger space, and the second heat exchange circuit can be operable to condition a second passenger space spaced apart from the first passenger space.

Abstract: An air recirculation control system is basically provided with a thermal sensing arrangement, a blower speed sensing arrangement, a recirculation door actuator and a control device. The thermal sensing arrangement detects a prescribed temperature condition. The blower speed sensing arrangement provides a prescribed blower signal indicative of a prescribed blower speed condition. The recirculation door actuator operates a recirculation door. The control device selectively activates the recirculation door actuator to switch between a normal air intake mode and a recirculation override mode based on the prescribed temperature condition detected by the thermal sensing arrangement and the prescribed blower signal received from the blower speed sensing arrangement.

Abstract: A CO2 cooling and heating apparatus and method permit simultaneous production of high-temperature heat source and low-temperature heat source having a temperature difference therebetween. The apparatus/method uses CO2 (carbon dioxide) as a refrigerant, and has a first refrigerating cycle circuit where the refrigerant is compressed to a supercritical zone and then decompressed via an expansion device to a pressure/temperature level of the CO2 triple point or below to thereby attain evaporation. The apparatus can include multistage compressors, intermediate cooler disposed in a first refrigerant flow path between a condenser and the expansion device.

Abstract: Cooling apparatuses and methods are provided for cooling an assembly including a planar support structure supporting multiple electronics components. The cooling apparatus includes: multiple discrete cold plates, each having a coolant inlet, coolant outlet and at least one coolant carrying channel disposed therebetween; and a manifold for distributing coolant to and exhausting coolant from the cold plates. The cooling apparatus also includes multiple flexible hoses connecting the coolant inlets of the cold plates to the manifold, as well as the coolant outlets to the manifold, with each hose segment being disposed between a respective cold plate and the manifold. A biasing mechanism biases the cold plates away from the manifold and towards the electronics components, and at least one fastener secures the manifold to the support structure, compressing the biasing mechanism, and thereby forcing the parallel coupled cold plates towards their respective electronics components to ensure good thermal interface.

Abstract: A heat exchanger comprises a shell comprising a hollow shell body and separate shell end members attached thereto. A number of tubes is disposed within the shell body which is sized to permit both ends of the tubes to project outwardly therefrom to facilitate access for attaching the tubes ends to respective tube header plates, after which time the shell end members are slid over the shell body towards the shell body ends for attachment to respective header plates. The heat exchanger can include an expansion element attached between a shell end member and the shell body, wherein the expansion element is positioned adjacent a slidable joint formed by an overlapping section of the shell body and shell end member. Together, the expansion element accommodates axial movement and the slidable joint carries vibration loads between the shell body and shell end member.

Abstract: The cooling means of the linear motor is formed of an assembly of plate parts adapted to dimensions of linear motor stator element plates on which magnets are disposed, piping, and bonding material for securing the plate parts and the piping to each other. Opposite ends of the plate parts are bent to form piping housing portions. The stator element plates and the plate parts are mounted to the machine while overlaid on each other. The piping is passed through the piping housing portions at the opposite ends of the plate parts. Thus, mounting of the cooling means is completed.

Abstract: The present invention provides an apparatus comprising a device and a mechanism for heat transfer comprising a hydrofluoroether heat-transfer fluid wherein the heat transfer fluid is represented by the following structure: Rf—O—Rh—O—Rf? wherein O is oxygen; Rf and Rf? are, independently, a fluoroaliphatic group, wherein each Rf and Rf? contain 1 hydrogen atom; Rh is independently a linear, branched or cyclic alkylene group having from 2 to about 8 carbon atoms and at least 4 hydrogen atoms, and wherein the hydrofluoroether compound is free of —O—CH2—O—. Another embodiment of the present invention is a method therefor.

Abstract: A heat dissipation apparatus includes a plurality of fins and a two-phase heat exchange device connected to the fins. The two-phase heat exchange device includes a main body and a continuous wick structure. The main body forms a closed space therein, and the continuous wick structure is disposed on the entire inner surface of the main body. Methods for manufacturing a two-phase heat exchange device and a heat dissipation apparatus are also introduced.

Abstract: A flat heat pipe including: a tubular member having two sealed ends, a capillary wick being disposed at the internal sidewall of said tubular member and a liquid contained in said tubular member. Said tubular member defines a flat section and a thicker section at least. By the way, the present invention can solve the problem of the accumulated water inside the heat pipe of prior art and keeps a good efficiency of uniform temperature, and the radiation efficiency is better then the heat pipe of prior art.

Abstract: The invention relates to a heat exchanger, in particular an exhaust gas heat exchanger, having at least one surface which is impinged on by a medium, in particular exhaust gas, is made from metal, in particular aluminum or stainless steel, and is provided with a coating. In order to improve the properties of the coating, according to the invention, the coating comprises a coating material based on nanotechnology.

Abstract: A tube for a heat exchanger is constructed of a single plate having one end portion and the other end portion in a width direction perpendicular to a tube longitudinal direction. The single plate having opposite first and second wall surfaces is bent to have a protruding portion at a position adjacent to the one end portion in the width direction and a contact portion adjacent to the protruding portion in the width direction. The protruding portion is configured to continuously extend in the longitudinal direction and to have a protruding tip on a side of the first wall surface, and the protruding tip contacts the first wall surface of a portion along the longitudinal direction. The second wall surface at the one end portion and the contact portion contacts the first wall surface at the other end portion and a position near the other end portion, respectively.

Abstract: The invention relates to a charge air intercooler (1), in particular for a private car, in which charge air can be cooled by a coolant flowing through flow channels, whereby the flow channels for the coolant are formed from flat tubes (6).

Abstract: A slotted support baffle and a blocking baffle are disclosed for a tube bundle device. The baffles include blocking areas, which redirect the flow of fluid within the tube bundle device to improve heat transfer. The slotted support baffle includes a slot and rib structure which supports the tubes of the tube bundle. The support baffles may be used in combination with elongated tube supports.

Abstract: In a heat exchanger plate, machine time required for processing can be shortened, production costs can be reduced, and a penetration bead of a weld can be prevented from intruding into a flow channel, thereby preventing the weld from deforming a cover section. The heat exchanger plate comprises: a flat main body on a surface of which is formed at least one first groove having a rectangular cross-sectional shape; and a cover which has substantially the same shape as the first groove in plan view and which is formed such that when embedded in the first groove, a rear face thereof contacts a bottom of the first groove and opposite side faces thereof contact opposite side faces of the first groove, and a surface thereof is substantially flush with that of the main body, wherein there is provided a second groove formed extending along the opposite side faces at a center of the rear face, and the cover is joined to the main body by friction stir welding.

Abstract: In a heat exchanger plate freedom of design of the flow channel is improved. A flat main body on a surface of which is formed at least one first groove having a rectangular cross-sectional shape, and a second groove having a rectangular cross-sectional shape that is narrower than the first groove, and that is formed following along opposite side faces of the first groove at a center of a bottom face of the first groove; and a flat cover which covers an entire surface of the main body, and on a rear face of which is formed a protrusion whose top face contacts a bottom face of the first groove and whose opposite side faces contact opposite side faces of the first groove, when the cover is superposed on the surface of the main body, and which forms a flow channel by means of a top face thereof and the second groove, are joined by friction stir welding.

Abstract: A flat tube making platelike body 15 is in the form of a single metal plate in its entirety and comprises two flat wall forming portions 17, 18 having the same width, a connecting portion 16 for interconnecting these portions 17, 18, side wall forming portions 9, 10 projecting from the respective flat wall forming portions 17, 18 and each formed integrally with one side edge of the flat wall forming portion opposite to the connecting portion 16, and first and second reinforcing wall forming portions 11, 12 integrally formed on each of the flat wall forming portions 9, 10. The first reinforcing wall forming portions 11 are butted against the respective second reinforcing wall forming portions 12 in pairs when the metal plate is folded into a hairpin form at the connecting portion 16. The first reinforcing wall forming portions 11 are given a smaller thickness than the second reinforcing wall forming portions 12 on the other flat wall forming portion 18 butted against the respective portions 11.

Abstract: A heat exchanger comprises a vacuum tube with an outer wall. An inner tube can be filled with a heat-conducting fluid. The outer wall of the inner tube is situated concentric to a wall of the vacuum tube. At least one heat-conducting film is provided that joins said wall of the vacuum tube to the fluid-conducting tube system. A means which collects and concentrates solar energy is provided on the wall on the side of the vacuum tube facing away from the heat-conducting element. In addition, each heat-conducting element, while being pretensioned, presses against the wall of the vacuum tube and against the fluid-conducting tube system.

Abstract: A system and method is described generally for producing surface deformations on a surface of a body. The system and method relate to changing the convective heat transfer coefficient for a surface. The system includes a first surface being a surface of a body exposed to a fluid flow and at least one actuator affecting deformation of the first surface. The system also includes a control system providing control commands to the at least one actuator, the control commands configured to change deformations on the first surface in order to change the convective heat transfer coefficient of the first surface. Further, the system includes a sensor providing environmental characteristic information to the control system.

Abstract: Disclosed is a cooling system for cooling an enclosure. The system comprises a fluid inlet and a fluid outlet which are interconnected by a fluid pathway. A fluid mover is in fluid communication with the pathway and moves fluid along it. A programmed controller operates the fluid mover to direct fluid flow along the fluid pathway. The controller is programmed such that in response to a first fluid located outside the enclosure being detected at a first temperature that is equal to or less than a detected second temperature of a second fluid located inside the enclosure, the mover moves the first fluid into the enclosure thereby lowering the temperature inside the enclosure.

Abstract: An apparatus for manipulating a power tong to various positions on the rig floor. A boom of fixed length is mounted to a drilling rig either directly or indirectly by means of a bearing housing. The bearing housing is slewable about a vertical axis and the boom is axially drivable with respect to the bearing housing, these motions together or individually causing lateral motion to the power tong. In one embodiment, the bearing housing and thereby the boom is tilted by use of hydraulic cylinders mounted between the bearing housing and slewing housing, allowing the elevation of the power tong to be changed. In a second embodiment, the end of the boom at the power tong is supported by a hydraulic cylinder and hanging cable. In a third embodiment, the power tong is supported directly by a hanging cable and hydraulic cylinder arrangement and the end of the boom pushes and slews to impart lateral motion indirectly to the power tong by way of the hanging cable or cylinder or tong itself.

Abstract: A cleaning apparatus for cleaning the inner surface of an oil or gas production tubing includes a tubular body, one or more cleaning elements mounted on the outer surface of the body and an elastically deformable stabiliser rotatably mounted on the body to centralise the apparatus in the tubing whilst also allow the body to pass though areas of reduced diameter in the production tubing. Preferably, there are a pair of spaced apart stabilisers having a web arrangement of spars with a flange at each end.

Abstract: An automated tubular running tool for use in drilling systems and the like allows for the picking up, positioning, stabbing and threadedly connecting a tubular segment to a tubular string being held by the rig by a spider. The tool comprises a pivoting arm, which can pickup, position, stab and threadedly connect the tubular segment. The tool further features an integral elevator, which then lowers the piping string tubing string into the well bore. This tubular running tool allows for the connection of tubular segments to a tubular string without the need of personnel.

Abstract: A technique is provided for pumping fluids from a wellbore. An electric submersible pumping system is deployed in a wellbore on a tubing. Free gas can potentially accumulate around the electric submersible pumping system, but a gas vent is positioned to remove free gas.

Abstract: Methods, devices, and systems are disclosed for combining fluids of different pressures and flow rates in, for example, gas gathering systems, gas wells, and other areas in which independently powered compressors or pumps are not desired.

Abstract: A chopper mechanism for providing a fiber to a fluid at an oilfield. The chopper mechanism may be employed to process the fiber from an uncut form to a cut form in order to provide a mixture of the fluid and the fiber with flowback inhibiting character. Techniques of employing the chopper mechanism may be utilized at the site of an oilfield for applications such as fracturing, cementing, and drilling. Additionally, the chopper mechanism itself may be made available as a large high capacity chopper assembly, or a smaller handheld chopper gun for slower rate fiber supply operations.

Abstract: The invention comprises a sealing body (15)-separatingseparating device) which can be used to separate fluids in risers used in offshore oil production from drilling vessels at the sea surface. The invention is characterized in that the sealing body (15) can be placed in position above the wellhead (13) using several appropriate methods and, in an especially preferred application, by utilizing an installation tool (27) which is not sealing against the inner wall of the riser and which contains a suitable positioning means (28), and that the body (15) which forms a seal against the inner wall of the riser separates fluids during the replacement of drilling fluid with water and of water with drilling fluid. The body (15) can be displaced using hydraulic force upwards in the longitudinal direction of the riser in that fluid is pumped at a relatively high pressure down the externally located smaller pipes (9, 10, 11) of the riser.

Abstract: A subsea well assembly has a tubing hanger that lands and seals in a wellhead housing. A tree block is lowered through the drilling riser into engagement with the tubing hanger. The tree block has a lower portion that inserts and latches into the bore of the wellhead housing. The drilling riser is disconnected, and a module is lowered onto the tree block, the module having a choke and controls for controlling the well. The master valve for production is the downhole safety valve in the tubing. The wing production valve is a ball valve located in the flow passage of the tree block.

Abstract: Production of a liquid from wells by mechanical means can be used for operating producing wells by means of electrically-powered submersible centrifugal pumping units (EPSCPUs) with controllable electrical drives.

Abstract: Methods and apparatus enable reliable and improved isolation between two portions of a bore extending through a casing string disposed in a borehole. A downhole deployment valve (DDV) may provide the isolation utilizing a valve member such as a flapper that is disposed in a housing of the DDV and is designed to close against a seat within the housing. The DDV includes an operating mechanism for opening/closing the DDV. In use, pressure in one portion of a well that is in fluid communication with a well surface may be bled off and open at well surface while maintaining pressure in another portion of the casing string beyond the DDV.

Abstract: A method of removing a restriction in a tubular located in a well includes providing a drilling assembly with a drill bit and a reamer, the reamer having a cutting structure for removing the restriction; drilling through a lower portion of the tubular; expanding the reamer at a location below the restriction; and urging the reamer back toward the restriction to remove the restriction.

Abstract: A fiber support arrangement for a downhole tool includes a tubular; at least one end ring positioning the tubular spaced radially from a downhole tool and lacking contact therewith; and a fiber supported at the tubular and method.

Abstract: The invention provides a wellhead (30) and a method for installing a wellhead assembly (30). The wellhead or casing head assembly (30) comprises a first tubular (20) having at least one aperture (36) extending through a side wall thereof. The wellhead or casing head (30) also comprises a second tubular (40) having a recessed portion (42) in the exterior thereof. The second tubular (40) is arranged to be at least partially inserted within the first tubular (20). The wellhead or casing head assembly (30) also comprises at least one fastening member (110). The or each fastening member (110) is removably accommodated within the aperture (s) (36) and recessed portion (42). The wellhead (30) also comprises securing means (134) for maintaining the fastening member (s) (110) within the aperture (s) (36) and recessed portion (42). The wellhead (30) further comprises seal means (80u, 80l) arranged to provide a fluid tight seal.

Abstract: An actuation tool includes a mandrel; at least one protrusion in the mandrel representing a deformation of the material of the mandrel resulting in the mandrel having a lesser axial dimension than it does with the protrusion removed or diminished; and a fluid inlet positioned to facilitate application of pressure to one of an inside or outside surface of the mandrel and method.

Abstract: A conductor delivery arrangement includes a length of feedable tubing; a landing tool in operable communication with the feedable tubing; and a conductor in operable communication with the landing tool and method.

Abstract: The present invention is directed to pyrotechnic aerosol fire suppression compositions that burn rapidly, but coolly. The rapid burning of the compositions of the present invention produces a voluminous flame-suppressive aerosol that is useful in suppressing and/or extinguishing both small and large fires. The compositions of the invention contain at least one oxidizer and a fuel component comprising at least one organic acid salt, which combination produces a rapid burning composition that burns at low temperatures with little or no flame and have a low heat of combustion.

Abstract: A fire extinguishing system for use with gas or electric range stove top to automatically deploy and energize an audible alarm. The system includes a pressurized supply of inert gas within an inflatable bag. A grease fire on the stove top breaks the fusible cord and allows the case to open, releasing the inert gas supply. The inert gas inflates a flame resistant bag to cover the burners of the stove top. The bottom of the flame resistant bag is a specific temperature sensitive material that will decompose on contact with the grease fire. As the bottom decomposes, the flame resistant material surrounds the cooking container containing the grease fire. The grease fire becomes isolated by flame resistant materials and inert gas. The bottom two layers of the bag have an additional layer of non-flammable absorbent fiber between the two layers of the decomposing bottom.

Abstract: A soil tilling device, in particular a rotary tiller, a motor hoe or a motocultivator of the kind comprising one or more soil blades (2), assembled on a rotating driven shaft (1), apt to work the soil, avoiding the accumulation of either twigs, weeds, pruning remains or any kind of branches at the soil blades and at the shaft, since twigs and others undergo a reduction in size and length preventing the twining thereof due to one or more subsidiary blades (4, 9) placed at the sides of said soil blades (2), at said shaft (1).

Abstract: A work vehicle, such as a motor grader, comprises a frame, a ripper, a tie bar attached to the frame, and a four-bar linkage attached to and disposed between the ripper and the tie bar for transferring a load between the ripper and the frame via the four-bar linkage and the tie bar. The four-bar linkage and the tie bar are co-planar with respect to a plane within which the four-bar linkage is movable relative to the frame. A toolbar for the ripper is also disclosed.

Abstract: The invention relates to a percussive tool having an oscillatory drive (3), the force of which is transmitted to a tool bit holder (25) by way of a drive member (17). Extending through the percussive tool is a longitudinal opening that allows a rod-shaped object, such as, for example, a guide wire, to be guided through the percussive tool. The tool bit holder (25) has a seat (34), which can receive the tool bit in different orientations. Moreover, the tool bit holder (25) is made of a combination of light metal and steel, which allows a reduction in acceleration forces and noise generation.

Abstract: It is an object of the invention to provide an improvement in ease of operation of a driving mode switching mechanism in a hammer drill. According to the invention, a representative hammer drill includes a driving mode switching mechanism which has an operating part, a first switching member and a second switching member. The operating part can be turned to at least three rotating positions in its circumferential direction, while the operating part can be turned 360° on the rotation axis in the both directions. Thus, the user can select the desired driving mode in the shortest turning distance without passing through an unnecessary driving mode position. Therefore, ease of operation in mode change can be enhanced.

Abstract: A monolithic integrated circuit arrangement is provided that includes a first circuit component, which is formed as a differentially supplied coil and has at least one conductor loop encompassing an interior region, and at least one additional circuit component. According to an embodiment of the invention, the additional circuit component of the circuit arrangement is disposed in the interior region.

Abstract: A housing unit for securing electronics of a control module to a vehicle may include a housing and at least two connection members. The connection members connected to the housing may be adapted to engage an adaptor member (e.g., bracket) configured to be secured to a vehicle. The connection members may include at least one connection member configured to hook into the adaptor member and at least one connection member configured to snap into the adaptor member. Protrusion(s) may be included on the connection member(s) and be configured to contact the adaptor member to substantially eliminate transverse movement of the housing. The protrusion(s) may be crush-rib(s). The housing may include features to position, support, and minimize vibration of the electronics, where the electronics maybe disposed on a printed circuit board (PCB).

Abstract: Metal-sealing material-feedthrough, especially for devices which are subjected to high pressures, include at least one metal pin located in a sealing material in a feedthrough opening in a base body, whereby the at least one metal pin is enveloped at least partially by a conductive component element, so that a conductive connection may be created on the one hand between the component element and the metal pin and whereby on the other hand the component element is in contact with the base body, so that a conductive connection can be established between the component element and the base body, the component element possessing a design form to the extent that the component element with respect to its contour essentially follows the contour of the inside wall of the feedthrough opening along a section S.

Abstract: A paint shield for covering an electrical device has a generally planar plate with an attachment element connected thereto. The attachment element releasably engages one or more of a standard wall switch, a decor type switch or a socket. At least one overspray wall on the rear face of the plate is spaced from the perimeter of the plate and extends from the plate to provide protection from paint or other surface treatments. The overspray wall may also serve as an attachment element. Blisters at or near the edges of the plate define receptacle for receiving a mounting screw head.