Abstract: A substrate support for holding a substrate during fluid preparation is provided. The substrate support includes a support member defined from a resistive material. The support member is coupled to a first electrode and a second electrode to enable current heating of the resistive material of the support member. The support member is configured to support the substrate at a point. The current heating assists in evaporating fluid at the point during fluid preparation of the substrate.

Abstract: An enclosure for a smelt spout of a chemical recovery boiler comprises a skirt having a central region through which smelt flowing from the smelt spout falls into a dissolving tank. The central region is defined by a wall and has a trough disposed around its perimeter. The trough is supplied with a fluid that overflows the trough and flows downward across the wall toward the dissolving tank to clean and cool the skirt. The trough may have a depth substantially equal to the height of the skirt, and the fluid may include at least one of: water, weak wash, and green liquor. Water may be periodically supplied to the trough in lieu of the fluid to clean the trough. A nozzle system is configures to direct at least one shatter jet onto the smelt flowing from the smelt spout to break it up into smaller particles.

Abstract: An automatic steam car washing system is provided. The automatic steam car washing system according to current application is comprised of a moving station and 10 metal beams that comprise a frame. Car to be washed stays inside of the frame. Pluralities of steam spraying nozzles, a vacuum nozzle, and a towel are installed in a moving station and moves along the surface of the car. Pluralities of steam generators are installed inside of the moving station and connected to the steam spraying nozzles. Tip of the steam spraying nozzle oscillates horizontally with an angle to the surface of the car. The distance between the spraying nozzle and the surface of the car is maintained constant irrespective of the surface geometry. The automatic steam car washing system according to current application realize a no water spill automatic car washing system and protects the air by collecting the dusts that comes out from the contaminated car surface.

Abstract: The present invention is a device for cleaning a soiled paint roller. The device comprises a housing supported by at least two leg members. The housing includes an opened top, a plurality of sidewalls and a bottom wall. A spindle is interiorly mounted to the bottom wall of the container at a predetermined height, the spindle having means for circumferentially engaging the paint roller. An inlet port is mounted to a side wall and in fluid communication with a cleaning fluid source. At least one stationary sprayer is interiorly mounted to the bottom wall at a predetermined height and a predetermined distance from an end of the spindle. The at least one stationary sprayer is operationally coupled to the inlet port and is in fluid communication with the inlet port for providing a continuous stream of water directly onto the paint roller. At least one pivoting sprayer is interiorly mounted to the bottom portion at a predetermined height and a predetermined distance from the spindle.

Abstract: An umbrella comprising an umbrella shaft (1) and an umbrella frame situated on the umbrella shaft (1), the frame comprising a spider that is formed by umbrella ribs and supports a canopy, and spreader struts that are pivoted on the umbrella ribs and on a slider (2) that is supported so as to be longitudinally displaceable on the umbrella shaft (1) between a closed position and an open position of the umbrella frame. The slider (2) has at least two locking elements (3), each provided for engagement in a lock seat (4) associated with the umbrella shaft in the particular end position of the slider (2), and a handle (5) that is axially displaceable between two end positions is provided on the slider (2). The handle is forcibly entrained from one end position to the other when the slider is actuated, and the locking element (3) that is engaged is shifted to an unlocked state and the other locking element (3) is shifted to a locked state that allows engagement in the other lock seat (4).

Abstract: A reversible deck umbrella apparatus having reversible fabric coverings and changeable trim pieces, is herein disclosed. The umbrella comprises a textile product covering of a reversible design thus allowing for multiple fashion statements while prolonging the useful lifetime of the umbrella. The invention is configured on both sides with a variety of pockets and attachment points for the umbrella frame and interchangeable trim areas with various versions such as a solid flap, a pendant design, a scalloped design, a tassel design, and the like.

Abstract: A method and device is provided for tapping an existing primary pipeline (e.g., a water supply line) without cutting the existing primary pipeline. A secondary supply line may be installed by coupling the device to a valve of the existing pipeline. In various implementations, the device may have a single port serving as both an input (i.e., an inlet) and an output (i.e., an outlet). Among other advantages, the invention may be used to avoid costly procedures of cutting supply lines, to prevent water spillage, to integrate with existing alarm and home improvement systems, and to communicate wirelessly with utility companies for billing purposes.

Abstract: A controller and method of using same are disclosed. Preferably, the controller includes a pilot cartridge housing supporting an invertible pilot cartridge assembly (“cartridge”). The cartridge preferably includes a cartridge body supporting a number of pneumatic seals adjacent the housing, wherein at least two of the seals are diaphragms. The cartridge preferably provides a first pilot activation feature and an opposing second pilot activation feature. The operating mode of the cartridge is determined by a selected orientation of the first pilot activation feature relative to the housing; and preferably the method of operating the controller includes the steps of: selecting an orientation of the first pilot activation feature relative to the housing; setting a span control mechanism to a neutral position relative to the housing; adjusting a float communicating with the cartridge to a neutral position; and adjusting said span control mechanism to determine a response type of said cartridge.

Abstract: A control valve for a faucet includes a valve housing, a hollow valve seat, at least one water outlet channel, a fixed plate, a rotation plate, a control unit, two mounting seats, a fixed sleeve, and a movable sleeve. Thus, the movable sleeve is movable in the fixed sleeve to control the water flow rate of the mixed cold and hot water to the optimum value to regulate and stabilize the water pressure automatically so as to provide a pressure balance effect so that the mixed water flowing from the water outlet channel is kept at a constant temperature, thereby providing a comfortable sensation to a user.

Abstract: A variable flow valve includes a housing, a valve element, an urging member, a first valve, a second valve, and a guide flow passage. The housing has an inlet opening, and an outlet opening. The first valve and second valve are formed between the valve element and the housing. The valve element has a separator wall. The separator wall separates the inlet opening and the outlet opening, and makes the second valve together with the housing. The guide flow passage is disposed on an inlet-opening side of the separator wall, and connects the inlet opening with the outlet opening when the separator wall moves to open the communication between the inlet opening and the outlet opening. The variable flow valve can make fluids flow without generating any turbulent flow, and can cope with the increment/decrement of required breather-gas flow volume more accurately.

Abstract: In the direct-acting valve of the present invention, no flange is formed in the valve box and the piping is achieved by interposing the valve box between pipe flanges. The direct acting valve includes: a driving section that operates by sensing a primary pressure or a secondary pressure; and a valve body communicating with the driving section to open and close a flow path. A valve box of the valve is positioned between pipe flanges tightened by bolts and nuts. Connecting end portions to be mated with pipe flanges respectively have an inlet and an outlet of the flow path, and each of the end portions is formed to have a smaller diameter than that of the pipe flange. A cover flange neck is extended upward from the valve box is formed so as to be interposed between the bolts B and B1 which are provided between the pipe flanges and adjacent to each other on the circumference of the pipe flanges.

Abstract: The present invention provides devices and methods for micro-scale simulated moving bed chromatography (SMB) for continuous preparation of analytic quantities of highly pure fractions of target molecules. The present apparatus and method of the invention is adapted in a preferred embodiment to separations by affinity chromatography involving three discontinuous liquid flow loops. An alternative embodiment of affinity chromatography utilizes standard SMB operating under isocratic conditions.

Abstract: A valve manifold device for coupling a gas operated appliance in fluid communication to gas cylinders, comprising a manifold having at least two inlet ports and an outlet port, at least two inlet valves respectively attached in fluid communication to the inlet ports of the manifold while being releasably attachable in fluid communication to an outlet assembly on the one pound gas cylinders, and an outlet coupling attached in fluid communication to the outlet port of the manifold and releasably attachable, directly or indirectly, in fluid communication to the gas operated appliance. The inlet valves may be check valves having an interior opening that serves as a gas conduit through the valve and into the manifold. The outlet coupling may have an annular outlet collar compatible with a standard POL, Type 1 or 1-20 connector and may include a check valve.

Abstract: The present invention is a fluid conduit coupling assembly for coupling a first fluid conduit to a second fluid conduit. The fluid conduit coupling assembly comprises a first coupler and a second coupler. The first coupler is for connecting to the first fluid conduit and comprises a first housing and a first valve. The first valve comprises a first lever arm. The second coupler is for connecting to the second fluid conduit and comprises a second housing and a second valve. The second valve comprises a second lever arm. When a force is applied to couple together the couplers, at least a portion of said force is communicated to each lever arm, thereby causing each valve to pivot from a closed position to an open position. The first valve and first lever arm are contained within the first housing, and the second valve and second lever arm are contained within the second housing.

Abstract: A variable flow valve is provided. The variable flow valve includes a housing, an actuator, a biasing agent, positioning coils, and a locking coil. The housing defines a bore, an inlet, and an outlet. The actuator is moveably disposed within the bore and configured to selectively obstruct and expose the outlet. The biasing agent is disposed within the bore. The biasing agent is also interposed between the housing and the actuator to bias the actuator toward the outlet. The positioning coils are disposed about the housing and operable to drive the biasing agent to a retracted position. The locking coil is disposed about the housing proximate the biasing agent. The locking coil is operable to capture the biasing agent in the retracted position. As such, the positioning coils are thereafter able to move the actuator free of the bias from the biasing agent.

Abstract: A fluid delivery device including a valve body fluidly coupled to an electrically insulating waterway assembly. The waterway assembly may include a molded base.

Abstract: A combination check valve and relief valve has a valve body with an inlet, an outlet, and a valve chamber operatively interposed between the inlet and outlet. A check valve may be integrated with the relief valve and therefore simplify a hydraulic system. The valve includes a relief valve member which is within the valve chamber. The valve also includes a resilient member with a first end and a second end. The first end of the resilient member operatively engages the relief valve member. The valve includes a setting member pressure-fit within the valve chamber to operatively engage the second end of the resilient member. The resilient member is resiliently biased between the setting member and the relief valve member to bias the relief valve member against a relief valve seat, whereby, when pressurized fluid communicates with the inlet, the resilient member is compressed, and the relief valve member disengages its seat to enable the fluid to pass through to the outlet.

Abstract: A flexible gas delivery apparatus having a gas panel with a first extension block having a first section and second section, the first section positioned between a mixing valve and the substrate having an exit port in fluid communication with a pump/purge manifold, and a second extension block having a first section and a second section, the first section positioned between a purge valve and the substrate having a discharge port in fluid communication with a mixing manifold, wherein the second portion of the first and second extension blocks extend outwardly from the gas panel.

Abstract: The present invention includes a disposable flow path for an infusion system for communicating between a fluid source and a patient. The flow path comprises a flow restrictor having first and second ends and defining a flow path between the ends. The flow restrictor comprises a plurality of materials, including a first material defining the flow path, which first material is substantially resistant to vapor transmission, and a second material different than the first material defining at least a portion of an outer surface of the flow restrictor. The second material is suitable for joining to other portions of the flow path.

Abstract: There is provided a housing for a flow conditioner. The housing comprises a body having first and second pipe connections, a flow passage between the pipe connections, a carrier receiving cavity within the flow passage, and an opening corresponding to the carrier receiving cavity. A plate carrier has a sealing portion and a flow conditioner carrying portion. The sealing portion has a sealing surface for sealing the opening corresponding to the carrier receiving cavity, and the flow conditioner carrying portion depends from the sealing portion. The flow conditioner carrying portion is sized to be inserted through the opening and into the carrier receiving cavity, and has a plurality of set screw receiving apertures or a retaining lip for securing the flow conditioner. There is a connector for securing the plate carrier within the body such that the sealing surface seals against the body.

Abstract: In order to solve the problem of not having enough space available for a large number of components and keeping the deflection of the electric motor small in a device for controlling the transverse movement of the warp threads of a textile weaving machine, particularly a textile weaving machine with single strand movements, the invention proposes to operatively connect the strands via power transmission elements having different lengths in a staggered or register-like way to an electric motor and to provide the electric motors with a ratio in relation to the strands such that the movement of the electric motors brings about a greater movement of the strands.

Abstract: The present disclosure relates to a papermakers dryer fabric (C to G) adapted to carry a paper web on one fabric surface thereof and woven from machine direction yarns (1) and cross machine direction yarns (2; 6.1, 6.2; 15, 16) wherein the yarns (1, 2; 6.1, 6.2; 15, 16) cross over each other to create void volume (V.T, V.U1, V.U2) both inside the structure (T) of the fabric (C to G) and at the surfaces (U.1, U.2) of the fabric (C to G). The machine direction yarns (1) and the cross machine direction yarns (2; 6.1, 6.2; 15, 16) are interlaced so that virtually all of the void volume (V.U1, V.U2) is exposed to the paper web carrying and non-paper web carrying surfaces (U.1, U.2).

Abstract: In a carrier rapier including a rapier head having a hook-shaped tip, a weft holding portion and a weft guiding portion are formed. The weft holding portion has a wedge-shaped gap formed by an opposing surface of a catch lever and a base surface at a turn-back portion of the carrier rapier. The weft guiding portion guides a weft from the exterior of the carrier rapier to the weft holding portion. In addition, a weft interfering portion is provided between the weft guiding portion and the weft holding portion. An angle ?2 formed by the base surface and the opposing surface at the weft interfering portion is less than a maximum angle ?1 formed by the base surface and the opposing surface at the weft holding portion.

Abstract: In order to make a small space requirement, a low energy requirement and therefore an increased weaving frequency possible in a shedding apparatus, a spring drive is proposed which is connected to magnetically acting holding means. The holding means are capable of holding the heddle frame in an upper shed position and in a lower shed position counter to the spring force. Furthermore, the heddle frame is connected to a linear motor. A heddle movement can be initiated by said linear motor. According to the invention, the spring drive is configured as a tension/compression spring which is designed in such a way that, during operation of the heddle frame at the resonant frequency of the spring drive the greater part of the kinetic energy can be obtained from the spring drive.

Abstract: A method for packing and/or mixing particulate materials, e.g., aerogel particles, includes combining materials having different particle sizes and applying a negative pressure differential in the presence of a sound field. A negative pressure differential in the presence of vibration also can be used. The method increases mixing and packing density.

Abstract: The drum cap venting device generally includes a venting cap assembly. The venting cap assembly can include a venting cap and a venting key. The venting cap generally includes a main body portion, a valve portion and a ring portion. The venting key generally includes a key body portion and a venting tube. The venting key is rotatably engageable with the valve portion of the venting cap such that rotation of the key provides a passageway of continuous fluid communication from the drum, through conduits in the venting cap, and out the venting tube of the venting key. As a result, any release or evacuation of pressurized gasses from the drum is directed away from the user to a safe area or device.

Abstract: An automatic ice vending apparatus including a holding vessel formed with an aperture, the holding vessel being configured and dimensioned to receive and house ice pieces produced by an operatively associated ice supply, an ice metering device, and an ice transferring device at least partially disposed within the holding vessel that facilitates movement of ice pieces located therein in a first direction toward the aperture thereof, and movement of ice pieces in a second different direction from the aperture to the ice metering device, which is adapted and configured to meter a quantity of ice pieces into a readily transportable container. Methods and automated methods of delivering ice to consumer(s) are also included.

Abstract: A debarking blade includes an elongate blade body having an attachment end, an opposed free end, and an arcuate concave inner edge surface extending between the opposing ends and adapted to face generally inwardly toward the rotational axis of the ring rotor. A detachable cutting tip having a cutting edge thereon is releasably mounted on the free end of the blade body for engaging and debarking a log. A detachable climbing edge insert is releasably mounted on the blade body between the attachment end and the free end. The climbing edge portion engages successive logs being fed into the debarker for deflecting the debarking blade out of the path of the logs.

Abstract: A shaper guard includes a fixture assembly having a sleeve adapted to be statically fixed on a shaper and a rotating member pivotally connected with the sleeve. A first guard panel has a connecting portion connected with the sleeve. A second guard panel has a connecting portion connected with the rotating member and is pivotable in concert with the rotating member with respect to the sleeve and the first guard panel. The second guard panel is biasable by the workpiece fabricated on the shaper. The shaper guard has a simple structure.

Abstract: A process for treating wooden logs to prevent cracking and increase durability includes the steps of cutting a longitudinal slot along the length of the log, forming a generally V-shaped notch by drying the log to a desired moisture content, charring the log to a desired coloration, bathing the log in a protective solution, and drying the log. The slot is cut to a point less than or equal to the radius of the log. The charring of the log can be accomplished by the use of a blowtorch.

Abstract: A tread pattern of a tire is disclosed which has wave-shaped and straight grooves capable of maintaining desired block rigidity and hydroplaning performance of the tire. In the tread pattern, which includes circumferential main grooves, transversal grooves formed between adjacent ones of the circumferential main grooves, and blocks formed between adjacent ones of the transversal grooves, at least one of the circumferential main grooves has a wave-shaped structure having opposite inclined side surfaces each comprising an upper surface portion having first and second curved surfaces alternately arranged along a circumferential direction of the tire while having substantially opposite curvatures, respectively, to form a continuous wave-shaped surface, and a lower surface portion having a straight side surface connected to the alternate first and second curved surfaces while extending along the circumferential direction to form a circumferential straight groove.

Abstract: A tyre building drum having a central shaft; two cylindrical half-drums mounted to slide along the central shaft; and a telescopic central body coaxial with the two half-drums, connecting the two half-drums, and having a tubular central member integral with the central shaft, two tubular end members integral with the respective half-drums, and an intermediate segment interposed between the tubular central member and each tubular end member; each end member is defined by the union of two semicircular end half-members connected rigidly to the half-drum by a number of first releasable fastening devices; and each intermediate segment is defined by the union of two semicircular intermediate half-segments connected rigidly to the central member by a number of second releasable fastening devices.

Abstract: A security and/or tracking information and graphic image fusion system to be used with verification equipment to provide a tamper proof labeled article having security and/or tracking information thereon. The label comprises a printable sheet having at least one RFID device thereon, and an outer layer thereon. The RFID device provides security and/or tracking information for the labeled article. The label may further include at least one visible image printed thereon. To provide additional layers of security, at least one invisible IR or UV image, or both, may also be printed on the printable sheet to provide security and/or tracking information. The visible image provides the graphic image. The label is permanently fused by an in-mold molding process to an article made of plastic, rubber or the combination thereof to render it tamper proof.

Abstract: A window covering having a flexible panel and a first lift cord for raising the flexible panel. A second panel is at least partially coextensive with the flexible panel and a second lift cord is provided for raising the second panel. The flexible panel may have an upper edge and a lower edge where the upper edge is connected to a head rail and the lower edge is disposed below the head rail. The second lift cord may raise the upper edge of the second panel. In one embodiment a third panel at least partially coextensive with a portion of the flexible panel and a third lift cord for raising the top edge of the third panel are provided. The light blocking characteristic of the blind is changed by the placement of the panels.

Abstract: The present invention relates to a roll type blind mounted in a window for preventing light from being introduced from the outside or leaking from the inside of a room. In the blind for adjusting height and brightness made of a thick blind material according to the present invention, an inner blind material and an outer blind material of the thick blind material hang down in a tensed state by a pre-weight element and they always keep an equal width therebetween.

Abstract: Disclosed is a sand casting molding machine for double indexing molds in a mold string. The machine can include a shot chamber having sand, a swingable squeeze head, a lateral squeeze head, a core setter, a mold hold down, a mold retention device and a mold string conveyor.

Abstract: A method of forming metal castings includes positioning a first end of a structural member in a first mold cavity and a second end of the structural member in a second mold cavity. The first and second mold cavities are fluidly coupled to a reservoir of molten metal. A main pressure is applied to the molten metal in the reservoir to force the molten metal into the first and second mold cavities. First and second auxiliary pressures are applied to the first and second mold cavities to densify the castings formed in the first and second mold cavities. Another method for casting includes maintaining a main pressure at or less than an initial, mold-filling pressure after the first and second mold cavities have been filled. Additionally, a method for detecting whether a first mold cavity is sufficiently filled with molten metal includes monitoring a moveable element.

Abstract: A two-stage cam pin for use in a molding or casting system comprises a head, a first shank portion and a second shank portion. The head secures with a first die half and extends through a transverse axis of the cam pin. The first shank portion extends from the head at a first oblique angle with respect to the transverse axis. The second shank portion extends from the first shank portion to a tip of the cam pin at a second oblique angle with respect to the transverse axis. The first shank portion and the second shank portion each displace the tip laterally from the head to define a stroke.

Abstract: A system and method for tracking and positioning a continuous cast strand in a casting plant. Lateral positions and, optionally, elevational positions of a cast strand are monitored by sensors as casting proceeds and are fed to a computer-based system as corresponding position information where the information is stored as associated data. The computer-based system processes the associated data and generates corresponding control signals which are used to control at least one correcting device to maintain desired orientation of the cast strand as casting proceeds.

Abstract: In a method for making hot strips, a workable lightweight construction steel is used which in particular can easily be deep-drawn cold and includes the main elements Si, Al and Mn, with high tensile strength and good TRIP and/or TWIP characteristics. The mass % are as follows for C 0.04 to <1.0, Al 0.05 to <4.0, SI 0.05 to ?6.0; Mn 9.0 to ?30.0, the remainder being iron with the common incidental steel elements. The melt is cast in a horizontal strip casting unit, close to the final dimensions at calm flow and without bending to form a pre-strip in the range between 6 and 15 mm, and subsequently is fed for further processing.

Abstract: An insulated spray cooling system for extreme environments for providing a desired enclosed environment for electronic devices regardless of external environmental conditions. The insulated spray cooling system for extreme environments includes an insulated enclosure that isolates the electronic devices being thermally managed from the external environment and a thermal management unit within the enclosure for thermally managing electronic devices.

Abstract: A heat dissipation device includes a base, a first fin group located above the base, at least one heat pipe connecting the base and the first fin group and first and second fans located at two opposite sides of the first fin group. Each of the first and second fans is oriented with an acute angle to the base. Outlet and inlet of the first and second fans are oriented towards the base and the first fan produces cooling air to blow towards the first fin group and the base and the second fan draws heated air away from the first fin group and the base.

Abstract: A device, method, and system for a fluid cooled micro-scaled heat exchanger is disclosed. The fluid cooled micro-scaled heat exchanger utilizes a micro-scaled region and a spreader region with a highly thermally conductive material and sized to yield high heat dissipation and transfer area per unit volume from a heat source. The micro-scaled region preferably comprises microchannels.

Abstract: In a heat exchanger including a plurality of tubes 1 through which a first fluid passes, a housing 2 in which the tubes 1 are installed, and sealing members for sealing a second fluid that flows over surfaces of the tubes 1, the housing 2 includes an inlet 4 for introducing the second fluid therein and a first outlet 5 and second outlets 6 for discharging the second fluid, and the sealing members include a first sealing member 3a positioned on one of end sides of the tubes 1, a second sealing member 3b positioned on the other end side of the tubes 1, and a third sealing member 3c positioned between the first and second sealing members 3a and 3b. The third sealing member 3c is provided so that a gap 7 is provided between the first sealing member 3a and the third sealing member 3c while another gap 7 is provided between the second sealing member 3b and the third sealing member 3c, and that a flow path for the second fluid is formed therein. The second outlets 6 are provided so as to be connected to the gaps 7.

Abstract: In a heat exchanger having a casing in which a joint of the casing and between a core and the casing are brazed and fixed without a gap, the section of a portion in contact with the casing body is formed at a right angle at both ends of an upper edge portion of a header plate, and an upper lid is fitted so that it is brought into contact with the upper edge of the header plate over the entire length.

Abstract: In a parallel flow heat exchanger having an inlet manifold connected to an outlet manifold by a plurality of parallel channels, a spirally shaped insert is disposed within the refrigerant flow path in the inlet manifold such that a swirling motion is imparted to the refrigerant flow in the manifold so as to cause a more uniform distribution of refrigerant to the individual channels. Various embodiments of the spirally shaped inserts are provided, including inserts designed for the internal flow of refrigerant therethrough and/or the external flow of refrigerant thereover.

Abstract: An air-outlet mode selecting device includes first and second rotary doors. Each of the first and second rotary doors has rotary shafts separated from each other in an axial direction of the rotary shafts, an outer peripheral door surface that is provided at a position separated radial outward from the center line of the rotary shafts and is turned with the rotary shafts, and left and right side plates for connecting both ends in the axial direction of the outer peripheral surface and the rotary shafts. One of the first and second rotary doors opens and closes a specified opening among three openings and other rotary door opens and closes the remaining two openings among the three openings. Accordingly, door operation force and air flow resistance can be effectively reduced, and the size of the air-outlet mode selecting device can be effectively reduced.

Abstract: A downhole tool configured for conveyance within a wellbore extending into a subterranean formation, the tool comprising an electronics system and a heat-dissipating apparatus. The electronics system includes a controller, a memory, and surface communicating means, at least one of which is a heat-generating source. The heat-dissipating apparatus includes: a chassis engaging the heat-generating source and having a fluid passageway allowing fluid flow therethrough; a radiator for further heat dissipation; a pump; sensors to measure temperature of the chassis and the wellbore; and a compensator to regulate the pressure of fluid in the passageway.

Abstract: A jet pump mounted on a pipe string and a packer, and a through channel with a sealing unit having a logging cable channel is in the pump body. A check valve is in a channel, for supplying a medium pumped out from a well, at the input thereof in the lower body. A guiding bush with a movable rod, arranged parallel to the logging cable, is fixed to the body under the valve. The top of the rod is positioned under the check valve closing element and a fork, over which the logging cable passes, fastens to the lower end of the rod. The closing element can be pressed out from a seat and brought into contact with the fork while a downhole instrument is lifted. The invention extends functionality by isolating pipe string spaces above and under the jet pump when the instrument is below the pump.

Abstract: A retrievable frac mandrel and a well control adapter are used to efficiently accomplish well completion, re-completion or workover. The retrievable frac mandrel is inserted in a tubing head spool of a well to be completed, re-completed or re-worked. The well control adapter is mounted to a top of the tubing head spool and seals off against a top of the retrievable frac mandrel. After well completion, re-completion or workover is completed, the frac mandrel can be retrieved from the tubing head spool without killing or plugging the well.