Abstract: A tire cage is disclosed for containing the debris from a tire explosion. The cage includes a lightweight energy absorbing material for protecting structural members of the cage from tire explosion damage so that the cage is reusable. The energy absorbing material may be a metallic foam or other open celled structured material that is able to absorb large amounts of kinetic energy by permanently deforming. The cage is particularly effective in containing explosions of large equipment tires 6 to 12 feet in diameter and having a stored kinetic energy in a range of approximately 900 kilojoules to 1500 kilojoules.

Abstract: A roman shade with folding sheets includes a head rail, two brakes, two cords, two ladder tapes each having a top mounted to the head rail and comprising folding members, foldable sheets, and rings provided on the ladder tapes and connected to the top ends of the sheets. A bottom of the bottom sheet is mounted to a bottom of the ladder tape. Each ring is mounted about one cord which having its bottom end tied off at a top of the bottom sheet. Pulling one cord will raise or lower the sheets. Each folding member has a top mounted to the top of the sheet. The other cord is connected to bottoms of the folding members. Pulling the other cord will lift bottoms of the folding members to wrap the sheets about the tops thereof. Stopping pulling either cord will position the shade or the sheets at a desired position.

Abstract: A cord-lock system for use in coverings for architectural openings and adapted to lock a control cord of the opening in any desired position includes a lock member that is pivotal about an axis parallel to the head rail of the covering with the lock member being movable between locked and unlocked positions by movement of the cord in a vertical plane perpendicular to the head rail. A cover plate pivotally overlying the lock member and operatively connected to the lift cords is also moved between locked and unlocked positions by movement of the lift cords in a manner that assures movement of the lock member between its locked and unlocked positions.

Abstract: A blind includes a structural assembly including a head rail, a bottom stiffener strip, horizontal slats suspended between the head rail and the stiffener strip, and two spaced lines started from the stiffener strip, passed the slats, and terminated at the head rail such that manipulating the lines will raise or lower the slats; a drapery assembly including front and back semitransparent sheets of drapery material and horizontal stiffener members spaced on the sheets of drapery material; and vertically spaced positioning assemblies. Any two adjacent positioning assemblies are adapted to dispose at least one of the slats therebetween. The positioning assemblies are adapted to releasably secure to the stiffener members.

Abstract: A structure of a roller blind is primarily composed of a cloth which contains light-pervious sides and opaque sides aligned in an equal spacing, and on which is printed with various patterns. After continuously bending the cloth vertically and horizontally, the light-pervious sides of the vertical part are attached to two transparent cloths to constitute a roller blind. When the transparent cloths are suspended evenly, the horizontal part of cloth is in a horizontal shape, so as to enable light to penetrate from each transparent cloth and the vertical part of cloth. On the other hand, when one of the transparent cloths is pulled up, the horizontal part will be tilted, so as to constitute an effect of shading. In addition, a sense of beauty of the blind will be increased by the printed patterns.

Abstract: A fabric panel room divider includes tension members biased against horizontal surfaces to support a fabric panel utilizing little floor space without any additional support structure or mounting hardware. The fabric panel room divider includes sleeves enclosed at a top and open at a bottom into which the tension members are installed. The tension members exert a bias force against a ceiling and floor to support the fabric panel.

Abstract: The present invention discloses a slat-pulling device for a Venetian blind, which comprises a rectangular frame, wherein multiple slats are arranged from top to bottom inside the frame; and the left and right ends of each slat are respectively pivotally coupled to the frame so that each slat can rotate freely. The improvement of the present invention is: the left and right sides of the slats are respectively linked to annular fabric ribbons; and rotating an arbitrary slat can synchronically drive all the slats to tilt, shut, or open.

Abstract: An illuminated blind assembly having either horizontally oriented slats or vertically oriented slats. The slats have structure that allows them to be illuminated. The slats can be A.C. or D.C. powered. The window blind assembly may have a housing containing rechargeable batteries. These batteries can be charged by photovoltaic solar cells that are positioned on the top surfaces of the slats. The window blind assembly can have a tilt/raise/lower pulley system structure and electrical servos in a housing extending across the top of the window blind assembly. An infrared remote sensor can be located in the front of the housing for controlling the electric servos and the switch for lighting up the slats.

Abstract: The invention relates to blinds, components of blinds and assembly of blinds, and particularly to the tilt mechanism of a Venetian blind. The tilt mechanism includes a slider element to which the cords of the cord ladder are attached. The slider element has a base portion fixedly mounted in an aperture of the head rail, and a sliding portion. The ladder cords are routed through holes in the base portion, through a void between the sliding portion and the base portion and out of the ends of the slider element. The ends of the ladder cords are secured proximate respective ends of the sliding portion. The void is divided into separate chambers and the holes of the base portion communicate each with a respective chamber. A further hole and chamber may be provided to accommodate a lift cord. Tangling of the cords is eliminated, and the compact arrangement allows a slim and attractive head rail to be used.

Abstract: An overhead garage door has an apparatus for pinch resistant operation. The garage door may include horizontal sections and the door may be formed from a plurality of these sections, arranged in a stack, and pivotally connected to adjacent sections. The apparatus, such as meeting rails, may be attached to adjacent horizontal sections to mask the appearance of a seam created as adjacent sections are joined or provide pinch resistant operation.

Abstract: An overhead garage door has an apparatus for pinch resistant operation. The garage door may include horizontal sections and the door may be formed from a plurality of these sections, arranged in a stack, and pivotally connected to adjacent sections. The apparatus, such as meeting rails, may be attached to adjacent horizontal sections to mask the appearance of a seam created as adjacent sections are joined or provide pinch resistant operation.

Abstract: A sun screen device includes a pair of elongate slide rails, a shaft unit, and a flexible screen body. Each of the slide rails defines a rail groove therein. The shaft unit includes a pair of seat members and a shaft member. The shaft member has opposite shaft end portions, each of which is mounted rotatably on a respective one of the seat members. The screen body is wound on the shaft member, and has opposite lateral folded end portions, each of which is received slidably in the rail groove in a respective one of the slide rails.

Abstract: In a process for continuous blending and/or fluidization of a suspension or a pulp and/or for incorporation of gaseous and/or liquid media into a suspension or pulp, respectively, in particular into a suspension of a fibrous material with fluids, the suspension or pulp, respectively, is subjected to shear forces in a rotary mixer. So as to be able to effect blending or incorporation, respectively, of media into the suspension or pulp, respectively, in an efficient manner and, optionally, over an extended period of time, the suspension or pulp, respectively, is subjected to shear forces of varying sizes across the circumference of the rotary mixer (FIG. 2).

Abstract: In a paper or board machine drying line after the wire section, dewatering web's (W) width is affected in a direction crosswise to the web's traveling direction. Starting from an edge, at least one device (20A, 20B) brings about a force effect of a desired magnitude which is directed all the way to a desired arbitrary crosswise web position in order to modify web characteristics. A device in a paper or board machine line after the wire section has means for processing the web and for dewatering. The paper or board machine line after the wire section further has at least one device (20A; 20B) for directing a force effect at a desired partial area (WS) of the web (W) in the cross machine direction in order to modify the web's characteristics profile in the cross machine direction.

Abstract: A press apparatus (10) is disclosed for removing water from a web (W). The apparatus includes a rotatable roll (12) which defines a peripheral surface (14). An elongate shoe (16) has a curved surface (18) which cooperates with the peripheral surface (14) of the roll (12) for defining therebetween a nip (N) for the passage therethrough of the web (W). The arrangement is such that when the web (W) extends through the nip (N), water is pressed from the web (W). A blanket (20) is disposed between the curved surface (18) of the shoe (16) and the web (W) for supporting the web (W) during the passage of the web through the nip (N), the blanket (20) enclosing the shoe (16). Moreover, the blanket (20) has a diameter within a range 500 mm to 875 mm.

Abstract: These inventions intend to provide an improved method and apparatus for molding molds having no flask. A match plate is put between an upper and a lower flask having intakes for foundry sand. An upper and a lower molding space are defined by inserting an upper and a lower squeeze means into openings of a pair of the upper and the lower flask having no match plate, and a pair of the upper and the lower flask and the match plate are rotated and moved so that they become perpendicular, and are moved so that the intakes of the flasks move upward. The upper and the lower molding space are filled with the foundry sand. The foundry sand in the molding space is squeezed by a squeezing means. A pair of the flasks and the match plate are rotated so that they become horizontal. Then the match plate is removed. If necessary, the core is installed between the molds, the flasks are matched to each other, and the molds are removed from the pair of flasks.

Abstract: A thin cast steel strip and method of making thereof with improved resistance to microcracking, where the steel strip is produced by continuous casting and contains between about 0.003% and about 0.008% sulfur by weight and about 0.010% and about 0.065% carbon by weight. The sulfur content may be between about 0.003% and 0.006%.

Abstract: A latent heat storage device including a vessel, a phase change material disposed within the vessel, at least one heat exchange interface in contact with the phase change material, at least one sheet of graphite foil which extends within the bulk of the phase change material.

Abstract: A heat dissipating device includes: a heat sink including a container adapted to be in contact with a heat generating source and adapted to store a coolant therein; a radiator unit disposed above the container and in fluid communication with the container; a fan unit disposed above the container and confronting the radiator unit; and a driving unit connected to the container for circulating the coolant through the container and the radiator unit.

Abstract: A cleaning system is provided for use with an operating fluid cooling system of an agricultural machine. The cleaning system includes an air plenum adapted to be attached to the cooling system. Fans provided for use in the cooling system exhaust air through the air plenum which has air outlets which direct air to individual mechanisms of the machine to blow away dust and debris from the mechanisms. Thus continuous cleaning of mechanisms during machine operation is enabled without the need for separate blowers, fans, or compressors and the expense and complexity associated therewith.

Abstract: The invention relates to a charge intercooler, for a motor vehicle, comprising a heat transfer block with tubes (3) through which charge air flows, and airboxes (1), connected to the tubes (3), comprising a charge air inlet and a charge air outlet. According to the invention, a part of the tube may be sealed, preferably by means of a sealing body (4), arranged in the airbox (1).

Abstract: A loop heat pipe includes an evaporator and a closed loop. The evaporator includes an evaporator body made of a heat conductive material. The evaporator body has at least two retaining holes and at least a channel hole penetrating the retaining holes. In addition, the closed loop includes a first pipe body and at least a second pipe body. One end of the first and the second pipe bodies is a heat reception end, which are securely fastened to the two retaining holes of the evaporator. The other end of the first and the second pipe bodies is a heat reception end, thereby sequentially forming a circulating loop. Meanwhile, a flattened liquid seal region is formed between the heat reception end and the connection end of the first pipe body.

Abstract: A loop heat exchange apparatus for dissipating heat generated from a plurality of heat sources includes at least a first heat pipe having a heat reception portion, a plurality of second heat pipes each having a condensation portion, a plurality of evaporators disposed on the first heat pipe for contacting the heat source, and a connection mechanism. One end of the second heat pipes is inserted in the evaporator, while the other end of the second heat pipes is inserted to the connection mechanism of the first heat pipe. The evaporator and the connection mechanism are drilled, cleaned, filled with working fluid, evacuated and sealed. In this manner, the first heat pipe and the second heat pipes can form a tightly sealed loop heat exchange apparatus, which can perform heat exchange simultaneously with a plurality of heat sources.

Abstract: A loop heat pipe includes an evaporator, a liquid seal container and a closed loop. The evaporator includes an evaporator body made of a heat conductive material. The evaporator body includes at least two retaining holes and at least a channel hole penetrating the retaining holes. The liquid seal container is secured fastened to one of the retaining holes of the evaporator. A capillary structure is adhered to the inner wall of the liquid seal container. One end of the liquid seal container forms a liquid seal region using the capillary structure. The closed loop includes at least two closed ends. One of the closed ends is securely fastened to the other retaining hole of the evaporator, while the other closed end is communicably connected to the liquid seal region of the liquid seal container.

Abstract: A loop heat pipe includes an evaporator and a sealed pipe. The evaporator includes an evaporator body made of a heat conductive material. The evaporator body has at least two retaining holes and at least a channel hole penetrating the retaining holes. In addition, the sealed pipe includes at least two sealed ends. The two sealed ends are securely fastened to the two retaining holes of the evaporator. Meanwhile, at least one of the two retaining holes is a through hole, which penetrates through two sides of the evaporator body, and at least one of the sealed ends protrudes the evaporator via the penetrable retaining hole.

Abstract: The invention involves a heat exchanger in modular circuit board design, with a connecting plate, in particular a charge air cooler, which is located in a housing into which the charge air flows in and out, at which the air flows through the charge air cooler, and at which the housing has a mounting opening into which the charge air cooler can be inserted and installed by means of its connecting plate. The construction improves the absorption of oscillation and vibration, if, according to the invention, the body of the heat exchanger is equipped with mounting devices which work together with corresponding mounting devices in the interior of the housing.

Abstract: The invention provides an improved process and apparatus for integrating the heat transfer zones of spiral-wound, plate fin, tube and finned tube exchangers thus increasing the overall effectiveness of the process.

Abstract: A circular refrigerant outlet is formed in an endmost flat, hollow member of a laminated heat exchanger. An outlet header is fixed to the endmost flat, hollow member, and an outlet pipe having a circular cross section is connected to an open end of the outlet header. The inside diameter of the refrigerant outlet is 90% to 110% that of the outlet pipe. The outlet header has a first portion having a refrigerant passage hole communicating with the refrigerant outlet. The first portion has a vertical, flat wall portion and two fragmentary, cylindrical wall portions continuous with respective upper and lower edges of the flat wall portion. The curvature radius of the inner surface of the fragmentary, cylindrical wall portion is 35% to 50% the inside height of the first portion. The equivalent inside diameter of the first portion is 90% to 110% the inside diameter of the outlet pipe.

Abstract: A heat exchanger has a core including tubes and a core plate coupled to the core. The core plate has a coupling wall on which tube insertion holes are formed for receiving ends of the tubes. The coupling wall has an end portion and a clearance portion both coupled to the tubes. The clearance portion is integrally connected to the end portion and spaced from an imaginary plane, on which the end portion is located. A paste brazing material is applied to a joining portion between the core plate and each tube by a brazing material applying device through a space provided between the clearance portion and the imaginary plane.

Abstract: A heat exchanging system uses a metallic TIM for efficient heat transfer between a heat source and a heat exchanger. The heat source is preferably an integrated circuit coupled to a circuit board. The metallic TIM preferably comprises indium. The metallic TIM is comprised of either a separate metallic TIM foil or as a deposited layer of metal material. The metallic TIM foil is mechanically joined to a first surface of the heat exchanger and to a first surface of the integrated circuit by applying sufficient pressure during clamping. Disassembly is accomplished by un-clamping the heat exchanger, the metallic TIM foil, and the integrated circuit from each other. Once disassembled, the heat exchanger and the metallic TIM foil are available to be used again. If the metallic TIM is deposited onto the heat exchanger, disassembly yields a heat exchanging sub-assembly that is also reusable.

Abstract: The present invention is made for providing an air conditioner for a vehicle, in which a filter can be moved where the filter is not exposed to air when offensive odor is not emitted, thereby extending the service life of the filter. The air conditioner for a vehicle of the invention comprises: an air conditioner case having an evaporator and a heat core installed therein and having a blower installed at an inlet thereof; a movable filter moving between an air-filtering location and an air-non-filtering location of the air conditioner case; a judging means judging whether air blown by the blower inside the air conditioner case is contaminated; and a driving means moving the movable filter to the air-filtering location when the judging means determines that the air is contaminated and to the air-non-filtering location when the judging means determines that the air is not contaminated.

Abstract: A cooling system for hybrid vehicles is provided with a battery case with a battery storage room for receiving a battery, a motor control unit for controlling an electric motor and a DC-DC converter for converting a voltage of the battery. The cooling system includes a blower for drawing an air existing in a passenger compartment of a vehicle, an introduction duct through which the air is introduced into the battery storage room to cool the battery, a first supply duct through which the air is supplied from the battery storage room to the DC-DC converter to cool the latter, a second supply duct through which the air is supplied from the battery storage room to the motor control unit to cool the latter, and an air distributor means for distributing the air flowing out of the battery storage room to the first supply duct and the second supply duct.

Abstract: The invention relates to a device for temperature regulation/limitation in a heat generating installation, said device comprising at least one probe (Tk) that is connected to a regulator (20) which, in turn, is connected to an automatic heating system (40) by means of a communication interface (30). The inventive device is characterised in that the automatic heating system (40) comprises a safety module (41) which compares the temperature detected by the probe, forwarded to the regulator and transmitted from the regulator to the automatic heating system by means of the communication interface, with a maximum admissible safety temperature (TSTB) stored in the safety module (41), and in that, once the safety temperature is reached or exceeded, the safety module (41) generates a cut-off signal which causes the installation to be cut off by the automatic heating system.

Abstract: A polish rod clamping device, for use as part of a wellhead production pumping tree to secure a polish rod. The device includes a pressure-containing body forming a central vertical and opposed first and second side bores. A pair of clamping rams are positioned in the side bores for sliding movement therealong, each clamping ram having a front and a rear end, the front ends of the clamping rams being configured to accommodate at least a portion of the polish rod between their front ends when the clamping rams are advanced across the central bore. The front end of at least one of the clamping rams is configured with a vertical V-groove for gripping the polish rod. The invention extends to the V-groove rams themselves and to composite wellhead assemblies containing the V-groove clamping device.

Abstract: A blowout preventer (BOP) is provided in which one of the BOP rams is formed with an extended central bore sealing section to seal across the central bore in a central bore closing position when the polish rod is not present. The ram bores of the BOP are sized to accommodate this extended central bore sealing section in any of the open, sealing or central bore closing positions. The front ends of the BOP rams may be adapted to carry elastomeric or thermoplastic seals to seal against the polish rod or against each other. The central bore seals for the extended central bore sealing section may be formed with elastomeric or thermoplastic seals. In the case of thermoplastic seals, the rams and ram bores are adapted to ensure that the thermoplastic seals are compressed outwardly, to seal the ram bores, or are lifted upwardly, to seal the central bore.

Abstract: A stuffing box assembly for use in sealing between a fixed housing and a rotatable member extending through the fixed housing comprising a housing forming a sealing assembly chamber, a rotatable member extending through the housing and a sealing assembly received in the chamber, the sealing assembly including an annular seal ring carrier, an annular seal ring carried by the carrier, the seal ring having an annular radially outer portion and an annular radially inwardly extending sealing lip, an annular seal ring spreader operatively engaged with the seal ring, an elastic biasing member operatively engaged with the seal ring spreader and an annular adjustable follower selectively axially immovable with respect to the housing, the spreader exerting a greater force on the sealing lip than the radially outer portion of the seal lip when the spreader is biased towards the seal ring.

Abstract: An adjustable wellhead collar for positioning around a tubularly cased well or any similar static structure includes a substantially water impermeable disk-like plate having a conical surface extending a substantial radial distance outward and downward from the casing, pipe, pole or post, the disk-like plate having a centrally disposed opening for receiving the upper end of the casing, pipe, pole or post, the opening being surrounded by one or more annular series of marks or perforations, each series defining a removable annular segment for adjusting the size of the opening for receiving multiple sizes of an upper end of the casing, pipe, pole or post, and one or more series of marks or perforations defining at least one removable conduit segment, eccentric with respect to the central opening, for receiving a wiring conduit of a well, with the removable segments being perforated or scored to break along predefined seams.

Abstract: A whipstock/billet anchor can be set in open hole such that one or more slips initially shift laterally near the lower end or below the whipstock/billet while the upper end reacts and gets pushed against the wellbore. Then with the top of the whipstock/billet against the wellbore another slip gets a bite to secure the whipstock/billet in a manner where the wellbore gives it some support near its upper end as a drill bit engages the whipstock/billet to make a lateral. Open and cased hole application is contemplated. The anchor also allows running in and supporting a tubular string below and a tool above with the further option of cocking the tool for better support before securing it.

Abstract: A method of controlling the material properties of a tubular member including positioning a pressure source within the tubular member; and operating the pressure source to generate a pressure cycle signal.

Abstract: An anchor features a mandrel with ramps that extent through apertures in slip segments giving the slips a longer ramp to ride out on in a radial direction. The slip segments have ramps adjacent the apertures and in the preferred embodiment ride out on a plurality of spaced ramps on the mandrel.

Abstract: A method and apparatus are provided for insulating electrical connections to a resonator from fluid downhole under extreme pressure and temperature conditions downhole. The method and apparatus provide a pliable insulator that maintains electrical isolation between resonator electrical connections during exposure to high pressures downhole. The insulator is evacuated or placed in a vacuum prior to curing to remove bubbles from the insulator material. The insulator is then heat cured. The insulator is substantially chemically non reactive so that the insulator maintains electrical isolation between the resonator electrical connections during exposure to fluids downhole. The insulator has a thermal coefficient of expansion in a range so that the insulator maintains electrical isolation between the resonator electrical connections during exposure to high temperatures downhole.

Abstract: A system and method is provided for facilitating remote real-time surveillance, management, optimization, and control of pumping systems at a wellsite. A variety of sensors are deployed along pumping systems, such as electric submersible pumping systems, positioned in wellbores. Data from the sensors is output in real-time to a remote location via a network. The system analyzes the data to identify problems and potential problems in the pumping systems and suggest possible causes and corrective measures. The network can be used to provide two-way communication such that control signals may then be sent from the remote location to the pumping systems. Alarms may also be triggered when sensor data or data trends fall outside predetermined ranges.

Abstract: An apparatus and method are disclosed for the repair of failure spots, such as holes, crevices, and the like, along a first tubular section, such as casing section(s) in subterranean wells. The apparatus includes a housing made of a malleable material, such as steel, which is responsive to shock waves generated by an explosive material, such as a detonator cord, carried inside the housing. The explosive detonator cord is activated to generate shock waves within the housing to expand the malleable housing to conform to the wall holes, openings and failure spots in the casing. Thereafter, a head, selectively securable to the housing, is disengaged from the housing during retrieval of the head after activation of the detonator cord, to retrieve the head from the well and leave the malleable housing intact and across the failure spots.

Abstract: A formulation containing a copolymer derived from a cationic monomer effectively inhibits and controls the formation of inorganic scales. The formulation has particular application in the removal of zinc sulfide and iron sulfide scales formed when zinc bromide brines are used as completion fluids. The copolymer exhibit high solubility in high-density brines, such as zinc bromide brines. The polymers may be introduced into an oil or gas well as a portion of a carrier fluid or with brine. The preferred copolymer for use in the invention contains an acrylamide unit and a diallyldimethylammonium salt and, optionally, an acrylic acid or a salt thereof. The weight average molecular weight of such inhibitor copolymers is generally between from about 500,000 to about 5,000,000.

Abstract: A method and apparatus for down hole abrasive jet-fluid cutting, the apparatus includes a jet-fluid nozzle and a high pressure pump capable of delivering a high-pressure abrasive fluid mixture to the jet-fluid nozzle, an abrasive fluid mixing unit capable of maintaining and providing a coherent abrasive fluid mixture, a tube to deliver the high pressure coherent abrasive mixture down hole to the jet-fluid nozzle, a jetting shoe adapted to receive the jet-fluid nozzle and directing abrasive jet-fluid mixture towards a work piece, a jetting shoe controlling unit that manipulates the jetting shoe along a vertical and horizontal axis and a central processing unit having a memory unit capable of storing profile generation data for cutting a predefined shape or window profile in the work piece and coordinating the operation of various subsystems.

Abstract: A technique is provided to form perforations in a wellbore. The formation of perforations is carefully controlled by a perforating device to create a series of sequential perforations in a desired arrangement. The perforating device is lowered to a desired location in the wellbore and then moved incrementally to enable sequential perforations in the desired arrangement.

Abstract: Recovery of viscous hydrocarbon by hot fluid injection from subterranean formations is assisted by using a specially designed and under-reamed vertical well to form a central production cavity; combined with a plurality of specially perforated horizontal wells drilled from the surface down to the producing formation, and then drilled laterally to intersect and be operatively connected to the central production well cavity. These continuous horizontal uniwells™ behave as single wells with two wellheads, each with multiple injection-production perforation pairs, between which the controlled flow of hot oil via a specialized annular communication zone. The production process is controlled by modulating the hot oil flow where the wellbore fluids act as a hydraulic “P-trap” seal limiting steam bypass. The hot displaced oil is allowed to drain from the lateral horizontal wells in to the central collection cavity.

Abstract: A method and device for monitoring and/or controlling a load on a slender, tensioned elongated element extending from a subsea wellhead element to a surface vessel. The tensioned elongated element is arranged so as to be displaced in its longitudinal direction into or out of the subsea wellhead element via an entry at a top end of the latter. The structural behaviour of the wellhead element is measured. The bending moment and/or declination of the tensioned elongated element is estimated in a bottom region adjacent to and/or at the entry upon the basis of the measurement of the structural behaviour of the wellhead element.

Abstract: An improved multi-well control system (MWCS) has a centrally based multi-well controller (MWC) acting as a master controller in communication with one or more slave controllers and one or more electronic flow measurement devices (EFMs) for instant data and control monitoring individual wells. Also providing an application host sub-system in communication with the MWC for historical data retention and instant data for override control and monitoring. The system capable of allocating one or more wells assignable to a group and organization of groups dependent on production levels of individual wells. The MWC capable of tracking gas volumes produced by each well independent of groupings and communicating such data to the automated host sub-system. The MWC providing monitoring and tracking data from one or more EFM devices and assigning total flow volume to individual wells. The entire MWCS resulting in reduction of manpower and increase in overall production efficiency.

Abstract: A downhole apparatus and method for maintaining or reducing the level of liquids at the bottom of a gas producing well is described including a constriction or throat section, such as a Venturi, in which a production gas flow from the well is used to generate a low pressure zone having a pressure less that the ambient formation gas pressure and at least one conduit providing a flow path from an liquids at the bottom of said well to said low pressure zone. The conduit may be adaptable in length to provide for maintaining the flow path as the level of the liquids changes.