Abstract: This invention relates to an unvulcanized rubber tire which has at least one wire reinforced rubber component which contains wire reinforcement encapsulated with an unvulcanized rubber composition comprised of natural cis 1,4-polyisoprene rubber, and liquid polyisoprene polymer. The said encapsulation rubber composition of the tire component is then sulfur cured together with the curing of the tire itself. Such tire component may be, for example, a carcass ply and/or belt ply.

Abstract: A method for ultrasonically bonding thermoplastic materials, for example melt-compatible thermoplastic materials, wherein the thermoplastic materials are preheated prior to entering an ultrasonic bonding means, thereby substantially increasing an ultimate bond strength established between the materials during the ultrasonic bonding process.

Abstract: This invention provides a method for producing a stacked ceramic body that does not require strict control of an oxygen partial pressure in a sintering gas. To produce a stacked ceramic body by alternately stacking dielectric layer and electrode layers, an unsintered stacked body 2 is prepared by alternately stacking unsintered dielectric layers containing a PZT type dielectric material and unsintered electrode layers containing an electrode material, and is sintered in a sintering gas to which a dielectric layer anti-reducing agent 21 and an electrode layer anti-oxidant 22 are introduced. Alternatively, sintering is conducted in a gas containing only the dielectric layer anti-reducing agent 21 or in a gas containing only the electrode layer anti-oxidant 22.

Abstract: A method for repairing a damaged area, referred to as the repair area, of a composite structure comprises steps of: making alignment markings on the repair area; fabricating a pair of alignment templates; preparing the repair area for a hot bonded, vacuum bagged repair; assembling a repair patch; consolidating the repair patch; heating the repair patch; transferring and aligning the repair patch to the repair area; vacuum bagging, heating, and cooling the repair patch for a partial cure at the repair area; heating and cooling the repair patch in an oven; and bonding the repair patch to the repair area.

Abstract: An image forming method comprising, superimposing an ink sheet on an intermediate transfer medium, the ink sheet comprising a thermally transferable ink layer, and the intermediate transfer medium comprising a support having thereon an interlayer and an intermediate image receiving layer in the order; applying heat in response to an imagewise signal onto the ink sheet to form an ink image on the image receiving layer of the intermediate transfer medium; peeling off the ink sheet from the intermediate transfer medium having the ink image; superimposing a final image forming material on the intermediate transfer medium having the ink image; and applying heat or pressure to the superimposed final image forming material on the intermediate transfer medium so as to transfer the ink image onto the final image forming material, wherein the image receiving layer is imagewise transferred to the final image forming material together with the ink image.

Abstract: There is disclosed a process for producing a multilayer structure, the film of which has particular utility as a masking film for the substrate layer. The process comprises the cast film process producing a monolayer film from a specified blend of ethylene-alpha-olefin and ethylene-alkyl acrylate interpolymers, or a multilayer film, at least one of the layers formed from the blend of interpolymers, and pressing the cast film process produced monolayer or multilayer film onto a polymeric or glass substrate layer that is maintained at a temperature of about 38 to about 80° C. during the pressing of the layers.

Abstract: A method and apparatus are provided for peeling a thin film, typically 100 microns or less in thickness, from a liner by use of a rotatable peel rod supported in an air bearing. The air bearing comprises a support plate having arcuate surfaces which are substantially coaxial with a cylindrical film-bearing segment of the peel rod. Air openings in the arcuate surfaces conduct a flow of air into an air bearing gap between the arcuate surfaces and the peel rod.

Abstract: A magnetic tape head assembly is provided along with a method of manufacturing a magnetic tape head. The magnetic tape head comprises a cluster of thin film inductive or magnetoresistive read/write elements, an I-block preferably made of a ceramic material, a U-bar also preferably made of a ceramic material, and a base preferably made of a ceramic or metal material. The U-bar has a substantially U-shaped form providing a recess into which the I-block and the cluster are fixed. A bottom surface of the U-bar, I-block, and cluster is fixed to the base to form a slider assembly. A top surface of the U-bar, I-block, and cluster is machined or etched to form one or more tape bearing surfaces thereon.

Abstract: A three part laminated material for use in making blister packages and a method of making such a material. The material is comprised of a central core layer of poly chloro-tri-fluoro ethylene to each side of which a separate polymer film is adhesively attached. The method of making the material involoves use of a corona treater, a vertical forced air convection dryer, a horizontal convection dryer, a motor driven rewind, a chilled cylinder, a primary unwind and at least one laminating unwind. In the preferred embodiment, each of the polymer films is polyvinyl chloride, although a variety of different films may be used. The disclosed material provides a high moisture barrier, a stable inter-laminar structure and outer surfaces which lend themselves well to bonding with other materials.

Abstract: The invention relates to a method for attaching a semiconductor chip to an ink jet pen body and improved construction techniques therefor. According to the method a first adhesive have a cure time greater than about 15 minutes is dispensed in a predetermined pattern in one or more chip pockets of an ink jet pen body. Beads containing a second adhesive are dispensed in two or more discrete locations around an inside perimeter of each chip pocket. A semiconductor chip having chip edges is attached to the second adhesive in each of the chip pockets and the first adhesive is cured using heat or radiation. Use of a dual adhesive system improves the alignment of the semiconductor chips relative to one another until the first adhesive is completely cured.

Abstract: The invention relates to polystyrene binders modified by fatty compounds. The fatty compounds used are, in particular, esters of fatty acids or fatty alcohols, more especially triglycerides of higher fatty acids, preferably natural fats and oils. They may be added to the binder in high concentrations without adversely affecting the properties of the binder. However, their addition is of advantage in regard to the wetting properties, resistance to water and, above all, hardness. Dispersion adhesives, hotmelt adhesives and sealing compounds in particular can be improved with the binders according to the invention.

Abstract: A system for characterizing a chemical mechanical polishing process is provided. The system includes a wafer that has a metal, polysilicon, and/or dielectric layer and/or substrate and electrical resistance member(s) and/or electrical resistance entities located in and/or on the metal, polysilicon and/or dielectric layer and/or substrate. The system also includes a electrical resistance monitoring system that can read the wafer electrical resistance(s) from the electrical resistance member(s) and/or electrical resistance entities and that can determine wafer stress(es) based upon the electrical resistance(s) to characterize the chemical mechanical polishing process. Such characterization includes producing information concerning relationships between wafer electrical resistance(s) and polishing rate, polishing uniformity and introduction of defects during polishing. Such relationships are correlated with wafer electrical resistance(s) (e.g.

Abstract: A substrate support has a receiving surface capable of receiving a substrate during processing in a substrate processing chamber.. The substrate support has a pedestal having a conduit to circulate a heat transfer fluid therein. A barrier about the conduit includes a fluid detection material capable of detecting a leakage of the fluid from the conduit be changing an attribute, for example, an optical or electrical property.

Abstract: In a lamination system for laminating a film with a heat adhesive layer on at least a surface of a plastic card applying heat and pressure by heat rollers, each of two rectification devices for rectifying warp in the laminated card is provided independently of each other, at the downstream of the heat rollers, respectively along each of sides of the card along card transfer direction. Each of the rectification devices comprises a pair of rotatable rollers.

Abstract: An apparatus and method for lamination are provided, which are advantageously used in intermittent lamination and fixed-gap lamination, the apparatus comprising first and second laminating rollers defining a laminating gap therebetween and at least one gapping block positioned between the first and second rollers such that the gapping block determines and maintains a minimum gap width. The gapping block comprises a rigid gapping block body, which may be adjustable in width, and four or more load wheels rotatably attached to the gapping block body which ride on a portion of the first and second rollers.

Abstract: A floor cover removal tool having a rigid roller (1) of substantially cylindrical shape with an internal clamp (11) for holding the end of the floor covering being removed.

Abstract: A tool for demounting a first and a second bead of a tire mounted on a rim, the tool comprising a handle having a first end for disengaging a first tire bead from a rim and a second opposite end for disengaging a second tire bead from the rim. The first handle end includes a heel extending radially outward from the handle; an elongate arm portion extending radially outward from the heel and forming a forward opening crook; a raised arm portion disposed adjacent the crook; and a tip extending radially outward from the body portion. The opposite second end of the tool handle is configured to disengage a second bead of the tire from the rim and includes a heel extending radially outward from the handle; an elongate lever arm portion extending radially outward from the heel and defining an open crook adjacent the heel; and an elongate raised arm portion adjacent the crook extending outward to a tip portion.

Abstract: A cell and method of manufacturing a cell for a multi-cell window covering is disclosed. The method includes the steps of providing a flexible material, stiffening a portion of the flexible material, and creating at least one control engagement formation and at least one control clearance formation in axially extending sections of the stiffened flexible material that will become an upper portion and a lower portion of the cell. The method is further defined by folding the flexible material to create a closed element and securing the flexible material to itself to maintain the shape of the closed element.

Abstract: An automated blind assembly is disclosed including a shaft connected to a rotatable slat and a motor connected to the shaft. The motor operates to rotate the shaft and thereby rotate the rotatable slat.

Abstract: A flexible curtain rollup door includes a drum mounted on a door frame and drivenly connected to an electric right angle gear motor unit. The frame includes opposed channel shaped guide tracks for receiving opposed side edges of a door curtain. Spaced apart elastically deflectable combination curtain stiffening struts and windlock members are secured to the curtain and include opposed windlock parts receivable in the guide tracks and configured, respectively, to provide for releasing only one side edge of the curtain from its guide track. A flexible transverse bottom bar includes plural side by side flexible bags filled with particulate material, secured to the curtain bottom edge and enclosed by a flexible envelope member. The curtain bottom edge includes a stiffener formed of interconnected links.

Abstract: This invention provides a dried singulated crosslinked cellulose pulp fiber product as well as an apparatus and a method for forming singulated, crosslinked, and dried fibers. In accordance with the process, a feed pulp containing a crosslinker is delivered to a jet drier. The jet drier singulates and dries the feed pulp. The singulated and dried fibers are collected from the jet drier. The feed pulp may be further treated with a treatment substance. The jet drier may be maintained at negative pressure. The product fibers may have low knot count, a low fines count, as well improved kink, curl and twist. The apparatus for carrying out the process may include a pretreatment station for supplying the treatment substance, a pulp feed device designed for pulp, a pulp feed device designed for pulp and foam suspensions, and/or a fiber separation station having a vacuum conveyor.

Abstract: The present invention refers in one embodiment to a method of manufacturing multilayer coated papers and paperboards, but excluding photographic papers and pressure sensitive copying papers, that are especially suitable for printing, packaging and labeling purposes, in which at least two curtain layers selected from aqueous emulsions or suspensions are formed into a composite, free-falling curtain and a continuous web of basepaper or baseboard is coated with the composite curtain, and paper or paperboard thereby obtainable.

Abstract: Addition of a premixed aqueous mixture of anionic dry strength resin and cationic or amphoteric starch to a paper making pulp slurry yields paper with higher dry strength than paper that is the same except that the starch and dry strength resin are added separately.

Abstract: A composition for cellulostic fibers containing amino silicone to impart improved hand feel. The composition may be included in a lotion applied to tissue paper and may include a hydrophilic softener. A carrier for trace substances, fragrances, vitamin E, aloes and colouring agents may also be used. Such carrier may comprise microcapsules.

Abstract: The invention relates to a method and a device for the processing of a fiber web or a suspension layer in a paper-, cardboard- or coating-machine or a size press for influencing the profile of the properties of a web by means of at least one sectional, directed acoustic (sound) field. In other words, the acoustic field is narrower than the width of the fiber web or the suspension layer, and the acoustic field affects components of the fiber web or suspension layer at a defined angle. Profiles of the properties of a web influenced by acoustic fields are lamination, spatial orientation, fiber orientation, dry content, breaking length ratio, flocculation and color coat thickness. Furthermore, the introduction of a signature mark into the fiber web or suspension layer is possible.

Abstract: A web of tissue is formed in a twin wire former, followed by an air press for water removal in the pressing section, passing onto a Yankee dryer. A headbox injects stock between upper and lower dryer fabrics brought together on a breast roll. The fabrics move over vacuum boxes, and the web is heated with steam and passed between an upper pressure box and a lower vacuum box forming an air press which dewaters the web. A sheet transfer pickup vacuum box holds the sheet to the upper fabric as the lower fabric diverges from the upper fabric. A pressure roller transfers the web onto a Yankee dryer. The fabrics are cleaned on vertical runs before returning to the breast roll.

Abstract: A method and apparatus for molding wind chimes reduces the likelihood that a glass insert will fracture when they are placed in a mold and the mold is charged with molten metal. The casting temperature of the molten metal is adjusted to compensate for the surface area of the glass insert that is contacted by the molten metal. The glass insert are annealed prior to molding. A flexible mold is utilized. The tolerances of the glass insert are carefully controlled. The molded wind chime is carefully cooled.

Abstract: Method of manufacturing a directionally solidified columnar grained article (3) with a reduced amount of secondary misorientation of the columnar grains with a casting assembly comprising a mold with a cavity, a selector section (1) at lower end of the mold, a heating chamber and a cooling chamber, wherein the mold is fed with a liquid metal and the mold is removed from the heating chamber to the cooling chamber and thereby the columnar grained article (3) is solidified, characterised in that the columnar grained article (3) is solidified with at least two dendrites (or grains) coming out of the selector section (1) and entering the main cavity of the shell mold in such a way that it is not possible for any dendrite or grain to grow from the bottom of the selector section (1) to the columnar grained article (3) defined by the shell mold cavity along a continuous path of purely vertical growth.

Abstract: This invention relates to foundry binder systems, which will cure in the presence of sulfur dioxide and a free radical initiator, comprising (a) an aliphatic epoxy resin; (b) a multifunctional acrylate; and (c) an effective amount of a free radical initiator. The foundry binder systems are used for making foundry mixes. The foundry mixes are used to make foundry shapes (such as cores and molds) which are used to make metal castings, particularly aluminum castings.

Abstract: A fan duct assembly includes a base (1), a first plate (20), a second plate (30) pivotably connected to the first plate, a connection member (40) pivotably connected to the second plate, and a fan cover (70) connected with the connection member. The base is mounted over a heat sink, and includes a pair of side panels (3). Each side panel has a horizontal portion (7), a slant portion (9) and a vertical portion (11). The horizontal portions, slant portions and vertical portions define a pair of locking apertures (13), respectively. The connection member has a pair of latches (52). The latches can be selectively engaged in any one pair of the locking apertures and orientations of the plates can be varied. Accordingly, outside cooling air from the fan cover can be guided through the connection member to the heat sink from a variety of directions.

Abstract: A complex heat-radiator including a heat conductor made of a material with high thermal conductivity such as copper, and a heat-radiating body made of a material with better heat-radiation efficiency than the heat conductor, such as aluminum. The heat-radiating body includes a heat-contacting board having a heat-contacting face overlaid on a heat source. Multiple projecting heat conductive fins are formed on the heat-contacting board. The heat-radiating body encloses and covers the heat conductive fins of the heat conductor. The heat generated by the heat source can be quickly conducted through the heat conductor with better thermal conductivity to the heat-radiating body. Then, the heat-radiating body with better heat-radiation efficiency quickly radiates the heat to outer side to be quickly dissipated.

Abstract: A heat sink for cooling electrical or electronic devices comprises a base plate having a top surface and a bottom surface for attaching to the electronic device. At least two vertical plates are affixed to and extend substantially perpendicularly from the top surface in a spaced apart manner and are parallel one to the other. A secondary fin is affixed to and extends between an upper portion of the vertical plates. The secondary fin has a top convoluted edge and a bottom convoluted edge and is oriented such that the bottom convoluted edge faces the top surface of the base plate. The secondary fin includes a plurality of individual fins formed in a convoluted accordion-like manner. The plurality of individual fins define a plurality of secondary fin passageways between adjacent ones of the individual fins wherein each secondary fin passageway extends from the top convoluted edge to the bottom convoluted edge.

Abstract: A tube assembly for cooling an incoming fluid stream and destroying pollutants contained therein comprises a tube with a catalytic coating on its inner wall and an arrangement for disrupting laminar flow of the fluid stream as it transits the tube, thereby causing turbulence which increases mass transfer between the gas phase and the catalyst-coated inner surfaces. One embodiment comprises an axially inserted turbulator that is segmented by one or more axially directed cuts, each segment rotated by an offset angle with respect to an adjacent segment, and optionally coated with the catalytic coating. Another embodiment comprises sets of opposed dimples, each set separated from its adjacent set by a linear distance and an axial angle. Such tube assemblies may be advantageously employed in aircraft environmental control systems for conditioning cabin air.

Abstract: Anti-swirl baffles are provided in a mass transfer column to reduce the swirling motion of a vapor or mixed phase feed stream introduced into the column. The column is of the type having an upper region of a preselected diameter, a lower region of reduced diameter, and an intermediate transition region that has a diameter that transitions from the preselected diameter of the upper region to the reduced diameter of the lower region. The column includes a vapor or mixed phase feed nozzle and a feed device such as a vapor horn located at least partially within the upper region for delivering the vapor or mixed phase feed stream into the column. The anti-swirl baffles are positioned in the intermediate transition region of the column to disrupt the swirling motion of the vapor or mixed phase feed stream as portions of it descend from the feed device into the transition region of the column.

Abstract: An object of the present invention is to provide a heat exchanging fin capable of preventing cracks from forming in the flares of the collared tube holes, even if the metallic plate section is made of the thin and tough material. In the heat exchanging fin, a metallic plate section has a plurality of tube holes. A plurality of collars are respectively extended from edges of the tube holes. A plurality of flares are respectively formed at front ends of the collars. Each flare includes a plurality of radially extended sections, which are radially outwardly extended from the front end of each collar, and separation between the metallic plate section and each radially extended section is fixed.

Abstract: A fin and tube type heat-exchanger having a plurality of 6 mm or smaller heat tubes to allow refrigerant to move therein includes a plurality of cooling fins arranged at predetermined intervals, each cooling fin having a number of joint holes arranged in one or more stages, and a number of slits between the joint holes formed on each stage. Each slit has a projecting segment with an open portion corresponding to the direction of air flow and a pair of standing segments formed at both sides of the projecting segment for guiding the direction of air flow. The projecting segments project in the same direction from the surface of each cooling fin, and the slits are grouped in five rows. The heat tubes pass through and are jointed with the joint holes, respectively. The heat exchanger reduces pressure loss, optimizes heat-exchange efficiency, reduces manufacturing costs, and adapts to alternative refrigerants.

Abstract: A fin and tube type heat-exchanger having a plurality of 6 mm or smaller heat tubes to allow refrigerant to move therein includes a plurality of cooling fins arranged at predetermined intervals, each cooling fin having a number of joint holes arranged in one or more stages, and a number of slits between the joint holes formed on each stage. Each slit has a projecting segment with an open portion corresponding to the direction of air flow and a pair of standing segments formed at both sides of the projecting segment for guiding the direction of air flow. The projecting segments project in the same direction from the surface of each cooling fin, and the slits are grouped in five rows. The heat tubes pass through and are jointed with the joint holes, respectively. The heat exchanger reduces pressure loss, optimizes heat-exchange efficiency, reduces manufacturing costs, and adapts to alternative refrigerants.

Abstract: Combustion gas channels through which combustion gas (A) flowing in from a combustion gas inlet (17) passes are formed in first and second heat exchanger bodies (23) and (19) so as to be directed toward a combustion gas outlet (21) respectively. Liquid fuel (B) in which methanol and water have been mixed is supplied into a gap (51) between a distribution plate (47) and an upper plate (49) through fuel supply holes (57). The liquid fuel (B) is distributed and supplied to the whole of the first heat exchanger body (23) through a large number of holes in the distribution plate (47). In the first and second heat exchanger bodies (23) and (19), fuel channels (23a) and (19a) through which the liquid fuel (B) passes are formed so as to be directed vertically and separated from the combustion gas channels by partition plates, respectively. The liquid fuel (B) passing through the fuel channels (23a) and (19a) carries out heat exchange with the combustion gas. Thus, the liquid fuel (B) is vaporized.

Abstract: To provide a thermal connection that can withstand mechanical stress in a high temperature structure comprising a panel having one face carrying a circuit made up of tubes in which a fluid flows, the outside walls of the tubes are covered in respective high thermal conductivity textile layers. The structure further comprises holding means for holding the tubes pressed in non-rigid manner against the panel. The structure enables heat exchange to take place between the panel and the fluid in order to cool the panel, to heat the fluid, or indeed in order to do both.

Abstract: A heat exchanger includes aligned tubes and upper and lower header tank units, each of which includes two fluid conduits communicated with the tubes. Each header tank unit further includes an intermediate plate, which defines a plurality of communication holes therethrough. Each communication hole communicates between a corresponding one of the tubes and a corresponding one of chambers defined by the fluid conduits of the header tank unit such that each tube is spaced apart from the corresponding one of the chambers.

Abstract: A cooling unit has a heat receiving unit that receives heat from a body radiating heat; a radiator disposed at a distance from the heat receiving unit and radiating recovered heat; a liquid coolant transporting heat generated at the heat receiving unit to the radiator; and a hollow tube disposed so that the liquid coolant circulates between the heat receiving unit and the radiator, a circulating flow of the liquid coolant formed by an elevating force of air bubbles generated from the heat received at the heat receiving unit, the radiator having an air pocket forming one part of the circulation path of the liquid coolant together with the hollow tube and capable of collecting the air bubbles.

Abstract: An integrated heat exchanger which includes a radiator adjoining a condenser and shares corrugated fins disposed in a core formed between the radiator and the condenser, the heat exchanger including a partition for dividing the inside of a tank of the radiator into which cooling water flows; and opening/closing means which is disposed in the partition so as to open when the temperature of the cooling water reaches a given temperature or more, as well as to close when the temperature of the cooling water is less than the given temperature.

Abstract: A releasing mechanism for releasing a hydraulically actuated setting tool from a downhole tool is provided. Preferably, the downhole tool to be released is a wellbore sealing tool such as a bridge plug, packer or inflatable packer. The releasing mechanism comprises an adapter having a body, a connector above the body connected to the setting tool, and a lower portion. The releasing mechanism further comprises a releasable connection which releasably connects the lower portion of the adapter to a mandrel within the bridge plug or other sealing tool. In one embodiment, the releasable connection defines a frangible body disposed within the plane of the circumferential bore of the bridge plug mandrel. In another arrangement, the releasable connection defines both a frangible body and threaded collet fingers which releasably engage matching threads on the outer surface of the mandrel of the bridge plug or other wellbore sealing tool.

Abstract: A tool is provided for preventing the rotation of a downhole tool or rotary pump stator, the tool comprising a tubular housing and a jaw which is biased radially outwardly from the tool to engage the casing wall for arresting tool rotation and providing significant stabilization of a rotary pump. In doing so, the tool housing moves oppositely to rest against the casing opposite the jaw. The tool housing and the downhole tool are thereby restrained and stabilized by the casing wall. The tool's jaw is released by opposite tool rotation. Preferably, the jaw is biased outwardly from the tool housing to a casing-engaging position by a torsional member, housed along the axis of the hinge of the jaw. The tool is released from the casing by opposite tool rotation which increasingly compresses the jaw toward the housing, twisting the torsional member into torsion, which then acts to urge the jaw outwardly again. Overextension of the jaw during assembly is prevented using cooperating stops in the jaw and the housing.

Abstract: A system and method for sensing and monitoring the status/performance of components of a downhole tool to enable any problems to be corrected.

Abstract: Carbon dioxide emissions into the atmosphere are reduced and activities requiring CO2, such as enhanced oil field recovery, are promoted, by collecting CO2 in a pipeline from at least two different CO2 production facilities and delivering the CO2 through the pipeline to one or more CO2 consumption facilities. Carbon dioxide emission reduction credit associated with the transfer of CO2 through the pipeline is tracked.

Abstract: A method and composition are described for improving recovery of oil from an oil reservoir. The method includes adding an effective amount of a fatty acid alkyl ester oil recovery composition to an oil reservoir and recovering oil from the reservoir. The composition may include in predominant proportion a fatty acid alkyl ester as well as effective concentrations of a surfactant, a colloid, and an acid. One exemplary composition includes 96% soy methyl ester, 3% surfactant, and 1% vinegar.

Abstract: A gravel packing apparatus (210) having expandable channels (244) comprises first and second tubulars (212, 214) forming an annulus therebetween. First and second base plates (230, 232) are positioned within the annulus, each base plate (230, 232) having at least one receiving notch (234, 236). An expandable channel (244) having first and second configurations extends between the respective receiving notches (234, 236) of the first and second base plates (230, 232) within the annulus. Each expandable channel (244) initially has a flexible hose (252) disposed therein such that when the flexible hose (252) is pressurizing, the expandable channels (244) are expanded from the first configuration to a second configuration, thereby forming slurry passageways in the gravel packing apparatus (210).

Abstract: An apparatus for use in wellbores that enables the running in, washing down, gravel packing, reversing excess slurry, and the spotting of post gravel pack fluids on a single trip. The one trip apparatus comprises a housing having an exterior and a longitudinal bore extending therethrough, and a lateral port providing a communication path between the housing longitudinal bore and the exterior of the housing. A first sleeve is disposed within the housing longitudinal bore that has a longitudinal passageway therethrough and is capable of being positioned in an upper position and a lower position relative to the housing. First and second lateral passageways extend through the wall of the first sleeve. A second sleeve is disposed within the first sleeve and also has a longitudinal passageway therethrough. The second sleeve is capable of being positioned in an upper position and a lower position relative to the first sleeve.

Abstract: The present invention provides an apparatus and method of orienting perforating gun strings conveyed on a tool string. One embodiment of the present invention provides an orienting weight provided in a portion of the perforating device, such as the shaped charge, the loading tube or the gun housing. An adapter is provided intermediate the tool string that facilitates conveyance of the gun string downhole. Additionally, the adapter enables the gun string to rotate independent of the tool string.