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US20050097911 [DOWNHOLE TOOLS WITH A STIRLING COOLER SYSTEM]  
A cooling system for a downhole tool includes an insulating chamber disposed in the tool, wherein the chamber is adapted to house an object to be cooled; a Stirling cooler is disposed in the tool,...
US20070266714 HEAT EXCHANGER ASSEMBLY  
A heat exchanger assembly for transferring heat across a wall of a housing is disclosed. The assembly comprises an outer heat exchanger having an outer ring disposed outside the housing and having...
US20080092555 Cryogenic Container, Superconductivity Magnetic Energy Storage (SMES) System, And Method For Shielding A Cryogenic Fluid  
A cryogenic container includes an inner vessel for containing a cryogenic fluid, and an outer vessel for insulating the cryogenic fluid from the environment. The inner vessel includes a...
US20120073310 CRYOGENIC VACUUM BREAK THERMAL COUPLER  
A novel thermal coupler apparatus and method to couple a cryocooler or another cooling device to a superconducting magnet or cooled object allows for replacement without a need to break the...
US20050126187 Cryogenic cooling apparatus  
A cold head of a refrigerator is secured to a support stage provided separately from a cryostat so that the support stage supports the load of the cold head. On the other hand, a low-vibration...
US20130047632 GAS LIQUEFACTION SYSTEM AND METHOD  
A system and a method for liquefaction of gases which are utilized in their liquid state as refrigerants in applications that require low temperatures, throughout various pressure ranges, from...
US20100218496 PASSIVE HEAT ENGINE SYSTEMS AND COMPONENTS  
Methods for harnessing a heat source to produce energy are provided. One method comprises transferring heat from the heat source to a working fluid using at least one heat pipe; and performing...
US20080173026 Regenerative cryocooler, cylinder used for the regenerative cryocooler, cryopump, recondensing apparatus, superconducting magnet apparatus, and semiconductor detecting apparatus  
A cylinder used for a cold head of a regenerative cryocooler, the cylinder includes an inside having a hollow-shaped configuration for a regenerative material, wherein the thickness of the...
US20130174582 CRYOGENIC REFRIGERATOR AND DISPLACER  
A cryogenic refrigerator includes a displacer including a body part and a heat conducting part, wherein the material of the heat conducting part has a higher thermal conductivity than the body...
US20140013776 SYSTEM, APPARATUS AND METHOD FOR COMPRESSOR HUB WITH AN INTEGRATED RECTIFYING SYSTEM FOR DC FLOW  
A system, apparatus and method for a compressor hub assembly configured for use with a dual piston compressor is provided and includes a cylindrically shaped body having a centrally located inner...
US20070051116 Device for loss-free cryogen cooling of a cryostat configuration  
A cooling device (7) for re-liquefying cryogenic gases, comprising an outer jacket (8) which delimits a vacuum chamber (9), and a cryocooler cold head (10) installed therein, which has at least...
US20130219923 CRYOGENIC REFRIGERATOR  
A cryogenic refrigerator includes a first cylinder and a second cylinder, a first displacer and a second displacer configured to reciprocate inside the first cylinder and the second cylinder,...
US20140176136 CRYOGEN-FREE COOLING SYSTEM FOR ELECTRON PARAMAGNETIC RESONANCE SPECTROMETER  
In an electron paramagnetic resonance spectrometer, a closed cycle cryocooler is used to cool gaseous helium, which is then circulated around a sample to cool the sample by direct convection....
US20140137571 SYSTEMS AND METHODS FOR CRYOGENIC REFRIGERATION  
Systems and methods for improving the performance of dilution refrigeration systems are described. Filters and traps employed in the helium circuit of a dilution refrigerator may be modified to...
US20130008184 DISPLACER, MANUFACTURING METHOD THEREOF, AND REGENERATIVE TYPE REFRIGERATOR  
A disclosed displacer to be inserted into a cylinder to expand a compressed working fluid inside the cylinder by reciprocation of the displacer inside the cylinder includes a cylindrical member;...
US20080016907 Active gas regenerative liquefier system and method  
The present invention provides an active gas regenerative liquefier (AGRL) for efficiently cooling and liquefying a process stream based on the combination of several active gas regenerative...
US20060059921 Miniature thermoacoustic cooler  
A MEMS based thermoacoustic cryo-cooler for thermal management of cryogenic electronic devices and a resonant tube used therein. A vertical comb-drive can provides an acoustic source through a...
US20140020407 REGENERATIVE REFRIGERATOR  
A disclosed regenerative refrigerator including a regenerator filled with a regenerative material for accumulating cooling of a refrigerant gas, wherein the regenerator is divided into a central...
US20110000228 HYBRID CRYOCOOLER WITH MULTIPLE PASSIVE STAGES  
A multi-stage cryocooler has three or more stages, including an active first stage and passive second and third stages. The active stage may include a Stirling expander, and the passive second and...
US20100275616 CRYOGENIC REFRIGERATOR AND CONTROL METHOD THEREFOR  
A cryogenic refrigerator (10) which generates a cryogenic temperature by compressing and expanding a working gas in a closed loop (11). The cryogenic refrigerator comprises a bypass line (22)...
US20080295525 MULTIPLE ROTARY VALVE FOR PULSE TUBE REFRIGERATOR  
A rotary disc valve unit and refrigerators containing a rotary disc valve unit that has multiple valves, in which at least one rotary valve has ports connecting to the regenerator and at least one...
US20050229609 Cooling apparatus  
Cooling apparatus comprises a cooling system defining a closed path around which a coolant flows. The system includes a pump for causing coolant flow, a supply line extending from the pump to a...
US20130074523 CRYOGENIC REFRIGERATOR  
A cryogenic refrigerator includes a cylinder, a displacer configured to be moved back and forth in the cylinder by a drive unit, an inlet valve configured to be opened in supplying a refrigerant...
US20120227417 G-M REFRIGERATOR WITH PHASE MODULATION MECHANISM  
A G-M refrigerator comprises a compressor (1), a gas inlet valve (2), an exhaust valve (3), a regenerator (4), a cylinder (5), a piston (6), a hot cavity (7), a cold cavity (8), a seal ring (9), a...
US20140202174 Closed Cycle 1 K Refrigeration System  
A closed-cycle refrigerator provides cooling to extremely low temperatures, particularly in the range of 0.5 K to 2.0 K. A 4 K pulse-tube cryocooler cold head or G-M cryocooler cold head liquefies...
US20160097567 CRYOGENIC REFRIGERATOR  
A cryogenic refrigerator includes : a axially extending cylinder; an axially reciprocating displacer provided inside the cylinder, at a gap between an inner circumferential surface of the cylinder...
US20070261416 Hybrid cryocooler with multiple passive stages  
A multi-stage cryocooler has three or more stages, including an active first stage and passive second and third stages. The active stage may include a Stirling expander, and the passive second and...
US20070089432 Cryostat configuration with cryocooler  
A cryostat configuration for keeping cryogenic fluids in at least one cryocontainer, comprising an outer shell and a neck tube containing a cold head of a cryocooler, wherein the coldest cold...
US20060201163 Heat-storing medium  
Normally granulates of rare earth compounds are used as a heat-storing medium for a low-temperature range below 15 Kelvin. The material costs for rare earths are high. Further, rare earths are...
US20120193216 SUBSTRATE COOLING DEVICE, SPUTTERING APPARATUS AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE  
A substrate cooling device includes: a substrate holding stage including a recess defining a space between a substrate mounting unit and a substrate mounted on the substrate mounting unit; a...
US20080178608 PLASMA PROCESSING APPARATUS AND PLASMA PROCESSING METHOD  
There is provided a means for uniformly controlling the in-plane temperature of a semiconductor wafer at high speed in a high heat input etching process. A refrigerant channel structure in a...
US20100293967 COMPRESSOR SYSTEM AND METHOD FOR GAS LIQUEFACTION SYSTEM  
A system and method according to which a compressor having a first shaft is provided, and an aeroderivative gas turbine for driving the compressor is provided, the aeroderivative gas turbine...
US20080314050 NO-VENT LIQUID HYDROGEN STORAGE AND DELIVERY SYSTEM  
A hydrogen storage and delivery system is provided having an orifice pulse tube refrigerator and a liquid hydrogen storage vessel. A cooling system, coupled to the orifice pulse tube refrigerator,...
US20070157632 Pulse tube cryogenic cooler  
A pulse tube cryogenic cooler includes a pressure vibration generating device configured to generate pressure vibration in operation gas; a regenerator connected to the pressure vibration...
US20070107446 Superconducting magnet system with refrigerator for re-liquifying cryogenic fluid in a tubular conduit  
A superconducting magnet system with a superconducting magnet coil system, which is disposed in a cryogenic fluid tank (2) of a cryostat (1), and an exchangeable refrigerator (5; 31) which is...
US20070056293 Passive heat-dissipating fan system and electronic system containing the same  
A passive heat-dissipating fan system comprises an air-providing device, a cold-end passive heat-dissipating assembly, a hot-end passive heat-dissipating assembly, a separation device capable of...
US20050166602 Stirling cooler and heat exchanger thereof  
Disclosed are a stirling cooler and a heat exchanger thereof. Since the heat exchanger includes an inner heat exchanger, installed in a heat exchange chamber provided between a case and a...
US20170010046 Heat Exchanger  
Newly-developed manufacturing techniques have opened up new possibilities in fabricating designs of components that were previously infeasible. One such component is a heat exchanger. A crossflow...
US20120047913 CRYOGENIC REFRIGERATOR  
A cryogenic refrigerator includes a pressure switching valve with a rotational element for switching between channels. The cryogenic refrigerator includes a first member located on one side in a...
US20090126371 Heat Pump  
A heat pump device in which a temperature difference is established between two heat exchangers by inducing cyclical expansion and compression pulses in a working fluid vapour or gas which passes...
US20140020408 VEHICLE AND STORAGE LNG SYSTEMS  
LNG, for use as a motor vehicle fuel, is stored in a manner that does not require massive tanks, eliminates evaporative loss and reduces refrigeration energy consumption. A Stirling cryocooler...
US20070256428 Vibration control of free piston machines through frequency adjustment  
A method and apparatus for minimizing the amplitude of mechanical vibrations of a mechanical apparatus including a linear, freely reciprocating, prime mover coupled to and driving a reciprocating...
US20060260327 APPARATUS AND METHOD FOR RAPIDLY FREEZING SMALL OBJECTS  
A desktop gas liquefaction system having a gas generator, a cooling unit having a stirling, pulse-tube or stirling-pulse-tube cooler, and an insulated container to receive the liquefied gas....
US20100263405 Cryogenic Refrigeration Method And Device  
The invention relates to a cryogenic refrigeration device intended to transfer heat from a cold source to a hot source via a working fluid flowing through a closed working circuit including the...
US20090094977 Linear free piston stirling machine  
A linear free piston Stirling machine having a displacer piston mounted on first and second planar springs. The first spring has a stiffness which increases with increasing spring displacement....
US20080104967 Regenerator Material, Regenerator and Regenerative Cryocooler  
A regenerator material is comprised of a granular body made of bismuth or an alloy of bismuth and antimony. A rate of the granular body having a grain size of 0.14 mm to 1.6 mm is 70% by weight or...
US20150033767 Cryocooler with Magnetic Reciprocating Piston  
A cryocooler is described that can include a pressure wave generator, and a refrigeration device (for example, a coldhead), which can be used to liquefy a gas when the gas is exposed to a surface...
US20130025297 ROTARY VALVE AND CRYOGENIC REFRIGERATOR USING SAME  
A rotary valve includes a valve body and a valve plate. The valve body has a body-side passage formed therein, and includes a first slide surface. The valve plate has a plate-side passage formed...
US20110173995 PULSE TUBE REFRIGERATOR  
A pulse tube refrigerator, includes a pulse tube; and a regenerator having a low temperature end, the low temperature end being in communication with a low temperature end of the pulse tube via a...
US20100229572 REGENERATIVE REFRIGERATOR  
A regenerative refrigerator includes a cylinder; a displacer provided in the cylinder; a groove pattern formed on the exterior circumferential surface of the displacer or the interior...

Matches 1 - 50 out of 169 1 2 3 4 >