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WO/2000/004287A1 |
A displacement generator (10) has a housing (12) defining a chamber (14) containing an incompressible liquid (15). A port (22) of the housing (12) is closed by a movable member (24). Within the chamber (14), opposing, convex, flexible wa...
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WO/2000/003882A1 |
A CO¿2?-operated air conditioning system for a motor vehicle, whereby the individual components (10, 11, 12, 13, 14, 15) are configured or adapted to each other in such a way that whenever high pressures diverge from optimum high pressu...
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WO/2000/003883A1 |
A CO¿2?-operated air conditioning system for a motor vehicle, comprising a restrictor that is used as an expansion element.The length and diameter of the opening of said restrictor are adapted according to the installation, whereby the ...
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WO/2000/003186A1 |
A vortex heater (212) to transfer a vortex flow's heat flux to a separate gas flow (268) in a system including a vortex tube (212) having a finned slender tube (213) plugged at a far end of the vortex tube. The fins (214) are attached to...
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WO/1999/064147A2 |
The present invention is a fundamental method and apparatus of a microcomponent assembly that overcomes the inherent limitations of state of the art chemical separations. The fundamental element enabling miniaturization is the porous con...
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WO/1999/064797A1 |
A pulse pipe refrigerating machine capable of keeping a cooling temperature without using a heater, wherein a gas with a liquefied temperature within the service temperature range of the pulse pipe refrigerating machine is used as a work...
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WO/1999/064796A1 |
A cryogenic container (37) for storing SQUID elements, into which a cooling medium (3) having a boiling temperature higher than the cooling temperature of SQUID elements (2) to be cooled is poured to completely submerge a group of the SQ...
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WO/1999/063284A1 |
A driven armature cylinder and piston link with reduced side loads and cross-bearing loads which uses a pin (20) inserted through a dual coaxial tapered through bore (22) in the drive piston (10) to secure the drive piston (10) to a disp...
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WO/1999/063283A1 |
A device for cooling fluid, for example exhaust gases, consisting of an inlet (2), two connected flow lines (4, 12) and an outlet (22). The first flow line (4) imparts a rotational motion to the fluid and gradually reduces the radius of ...
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WO/1999/062127A1 |
A method and device for cooling a high-temperature superconductor to lower temperatures simply and at a low cost, wherein a high-temperature superconductor forming a cable (50) is cooled by a liquid refrigerant (41) which is in turn cool...
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WO/1999/058624A1 |
The invention relates to a refrigerant mixture for a mixture-throttling process, containing between 0.06 and 0.20 mol/mol propane, between 0.26 and 0.36 mol/mol nitrogen, between 0.20 and 0.38 mol/mol methane, the remainder being made up...
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WO/1999/058905A1 |
The invention relates to a method for producing cold in the temperature range between 65 and 150 degrees Kelvin. The invention also relates to a device which comprises an oil-lubricated compressor (1) for compressing a coolant, a seconda...
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WO/1999/056639A1 |
A cryosurgical catheter probe and method of operation are described. The probe comprises a Joule Thompson probe tip (20) joined to a catheter (10) which includes an inner supply conduit (12) and an outer exhaust conduit (14). A pump (26)...
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WO/1999/057494A1 |
A miniature refrigeration system and method of operation. A primary refrigerant is pressurized by a compressor (130) to a relatively low pressure, for safety reasons. The compressed primary refrigerant is passed through a primary-to-seco...
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WO/1999/053784A1 |
The invention concerns a thermodynamic device for regulating the heat of an object subjected to possible differential temperature, comprising at least one compressor (11) activated by the foot or another part of the body. It consists of ...
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WO/1999/054696A1 |
The invention relates to a microcalorimeter or a group of microcalorimeters, comprising a sensor component (1, 2) consisting of a thermometer (1) with a superconducting material and an absorber (2) which is thermally coupled to the therm...
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WO/1999/051922A1 |
A cryogenic cooler and a dewar assembly including a cooled surface (30); a cooling surface (20) for removing thermal energy from said cooled surface (30); and an adapter (40) disposed between said cooling surface and the cooled surface f...
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WO1998032963A9 |
The invention concerns a method for recuperating ambient thermal energy for an engine or vehicles equipped with pollution-free motors functioning with injection of secondary compressed air in the combustion chamber (2) and having a reser...
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WO/1999/036960A1 |
The invention relates to a cooling arrangement for cooling an infrared detector. The cooling arrangement functions in an operational mode and a standby mode. In the operational mode, the infrared detector is cooled down to an operational...
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WO/1999/034156A1 |
A refrigerating cycle, wherein supercritical fluid is used as refrigerant and an internal heat exchanger is installed for heat-exchanging refrigerant between the outlet side of a gas cooler and the inlet side of a compressor, having a re...
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WO/1999/034158A2 |
An in-line valve flow controller (10) for a Joule-Thomson cryostat. The controller has an in-line valve stem (12) that is part of, and is collinear with, an actuation stem (16) of the cryostat. Both the in-line valve stem and actuation s...
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WO/1999/031444A1 |
An air-conditioner using an inflammable refrigerant, wherein an inner diameter of a liquid-side connecting pipe is set to less than 42.5 % of that of a gas-side connecting pipe to slenderize the liquid-side connecting pipe, slenderizing ...
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WO/1999/031452A1 |
A counterflow evaporator (45) for refrigerants, in particular for zeotropic refrigerants, where elongated inner members (10) are inserted in the elongated tubular members (30) of the evaporator (45) to form an annular passage (29) throug...
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WO/1999/028685A1 |
A displacer assembly for a Stirling cycle system includes a displacer (102) and a synchronous linear electric motor (112) linked so as to drive the displacer (102). The electric motor (112) features at least one stator assembly (116) hav...
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WO1999023426B1 |
A cryostat (12) with an actuator (40) which reacts to sensed temperature changes via externally controlled thermal heating generated therein. The actuator (40) is constructed with material having a high coefficent of thermal expansion. A...
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WO/1999/027314A1 |
A liquid-side closing valve (23) is provided between a liquid receiver (19) and an indoor heat exchanger (20) in a main circuit (12). On the downstream side of the liquid-side closing valve (23) is provided a coolant feeding unit (40A) e...
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WO/1999/027636A1 |
A vibrational acoustic unit comprises a dynamic force motor (28), a power take-off spring (34) having one end attached to the dynamic force motor (28) and the other end attached to a fluid filled acoustic resonator (38). The motor (28) o...
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WO/1999/027231A1 |
Thermal insulation of the pulse tube (78) in a pulse tube refrigerator is maintained by optimally varying the radius of the pulse tube to suppress convective heat loss from mass flux streaming in the pulse tube (78). A simple cone with a...
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WO/1999/027311A1 |
A pressure activated flow controller (10) for use with a Joule-Thompson valve (12) having a diaphragm actuator (20) that is located outside a dewar (11), and which is not cooled. The diaphragm actuator limits flow based on gas pressure s...
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WO/1999/024318A1 |
A two spool environmental control system includes a low pressure spool subsystem (40) having a low pressure turbine (28). A high pressure spool subsystem (39) is in air flow communication with the low pressure spool subsystem (40), while...
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WO1999006777A9 |
A cryognic waveguide cavity filter (3) for use in wireless communication systems.
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WO/1999/022132A1 |
The invention relates to a method and device for operating a heating and refrigerating machine which especially functions according to a regenerative gas circulation process, especially a Vuilleumier heat pump. The inventive device compr...
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WO/1999/020957A1 |
Regenerative thermo-acoustic energy converter, comprising a resonator (4) and a regenerator (5) clamped between two heat exchangers (6, 7). The resonator is provided with a loss-free shunt or bypass (10) over the regenerator, with which ...
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WO/1999/020528A1 |
An air distribution valve (10) for use in a passageway of an environmental control system comprises a valve body (12) including an input (14), and multiple outputs (16, 18) defining a volume (24). The valve body is adapted for placement ...
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WO/1999/020956A1 |
A cold-accumulating material characterized by comprising a magnetic substance represented by the general formula: RCu¿1-x?M¿1+x? (wherein R is at least one rare earth element selected from among Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, D...
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WO/1999/017065A1 |
An air cycling type air conditioner comprising a heat exchanger (3), an air compressor (1) adapted to compress the suction air, transfer the compressed air to the heat exchanger (3), compress the air transferred from the heat exchanger (...
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WO/1999/016542A1 |
The present invention is a microchannel mass exchanger (100) having a first plurality of inner thin sheets (106, 116, 200, 300) and a second plurality of outer thin sheets (110, 118, 204, 302, 504, 510). The inner thin sheets (106, 118, ...
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WO/1999/015093A1 |
A cryosurgical system comprises a compressor unit (14), and a probe assembly (12). A secondary refrigerant stream from the compressor unit (14) pre-cools a heat exchanger (26) within the probe assembly (12) in a standby mode of operation...
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WO/1999/010687A1 |
A synchronous twin reciprocating piston apparatus includes a cylinder (12) and a number of stator assemblies (14) mounted in fixed relation thereto. The stator assemblies (14) are constructed so as to generate a radial magnetic field in ...
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WO/1999/010686A1 |
A cooling cycle formed so as to improve the cooling performance thereof by allowing a liquid phase refrigerant to constantly exist in a gas-liquid separator even when a supercritical fluid is used as a refrigerant for a multiple effect c...
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WO/1999/008053A1 |
A cooling cycle using a supercritical fluid as a refrigerant, capable of regulating the quantity of the refrigerant over a wide range, and adapted to reduce a required capacity of a refrigerant tank provided for increasing and decreasing...
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WO/1999/004153A1 |
A Stirling machine having two pistons coupled to a harmonic crank drive linkage for providing a specified phase relationship between sinusoidal displacements of each piston with respect to a fixed fiducial point. The harmonic crank drive...
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WO/1999/004211A1 |
A microminiature laminated heat exchanger for use in a cryogenic probe, and a method of manufacture. The heat exchanger has high and low pressure flow patterns (46, 48) etched into oxygen free copper sheets (42), with the flow patterns b...
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WO/1999/004152A1 |
A rhombic drive, such as for a Stirling machine, for interconverting rotary motion of engine axles to the reciprocating linear motion of two connecting rods. A flexure is employed as a common pivot between links coupled eccentrically to ...
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WO/1999/004205A1 |
A piston rod (22) is provided slidably through a partition wall (19) between a behind-piston space (21) and a crank case (12). A sealing device (9) surrounding the piston rod (22) comprises a first sealing member (93) having a high seali...
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WO/1999/002401A1 |
A method for conditioning water vapor bearing compressed air for supply as conditioned air to an enclosure includes the steps of flowing the compressed air into a condenser-evaporator heat exchanger (14) and then cooling the compressed a...
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WO/1999/002399A1 |
An air cycle environmental control system regenerates energy through the provision of a reheater condenser (19) that condenses water vapor from compressed air. The condensed water vapor is extracted by a water extractor (21) to produce d...
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WO/1999/002928A1 |
A freezer which needs not have all its components made pressure-resistant and can prevent the accumulator from increasing in size. A buffer tank (6) into which the refrigerant in the freezer is introduced. When the freezer stops in conne...
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WO/1998/059204A2 |
The present invention relates to a vortex tube (1) for separating air, wherein a system (3) is provided for transferring the oxygen of the air into ozone and the air is blown into the tube using a compressor (2). Due to the ozone critica...
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WO/1998/058219A1 |
In one preferred embodiment, the present invention splits off some of the excess capacity gas flow from a gas concentrator (11) which is then stored (14) via liquefaction. The stored gas can then be used as a portable supply. A portion o...
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