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Class Information
Number: 62/5
Name: Refrigeration > Vortex tube, e.g., ranque
Description: Subject matter in which a compressible fluid is caused to flow along a stationary curvilinear path under pressure, producing a refrigeration effect.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8616010 Vortex tube enclosure cooler with water barrier Dec. 31, 2013
8613201 Methods and systems for reducing pressure of natural gas and methods and systems of delivering natural gas Dec. 24, 2013
8607579 Particle-mediated heat transfer in Bernoulli heat pumps Dec. 17, 2013
8528360 Method and system for cooling a natural gas stream and separating the cooled stream into various fractions Sep. 10, 2013
8522859 Phase change material heat exchanger Sep. 3, 2013
8402773 Two-stage cooling system Mar. 26, 2013
8365540 System and method for heat transfer Feb. 5, 2013
8359872 Heating and cooling of working fluids Jan. 29, 2013
8333080 Supersonic cooling system Dec. 18, 2012
8307885 Cooling apparatus for electronic device Nov. 13, 2012
8186174 Temperature control system for an electronic device cabinet May. 29, 2012
8099966 System and method for controlling an environment in an aircraft using a vortex cooler Jan. 24, 2012
7751188 Method and system for providing cooling of components in a data storage system Jul. 6, 2010
7726135 Energy transfer apparatus and methods Jun. 1, 2010
7669428 Vortex tube refrigeration systems and methods Mar. 2, 2010
7654095 Energy transfer apparatus and methods Feb. 2, 2010
7610764 Vortex heat transfer device Nov. 3, 2009
7565808 Refrigerator Jul. 28, 2009
7461513 Cooling system Dec. 9, 2008
7458222 Heat exchanger apparatus for a recirculation loop and related methods and systems Dec. 2, 2008
7367196 Spinning cold plasma apparatus and methods relating thereto May. 6, 2008
7305834 Vortex tube cooler Dec. 11, 2007
7263836 Vortex tube cooling system Sep. 4, 2007
7219500 Compressor fuel gas conditioner May. 22, 2007
7159405 Temperature control of gas filling process Jan. 9, 2007
7121098 High-temperature inspection device and cooling apparatus therefor Oct. 17, 2006
6990817 Method and apparatus for cooling electronic equipment within an enclosure Jan. 31, 2006
6932858 Vortex tube system and method for processing natural gas Aug. 23, 2005
6716320 Evaporation of liquids Apr. 6, 2004
6651451 Variable capacity refrigeration system with a single-frequency compressor Nov. 25, 2003
6569323 Apparatus for separation media by centrifugal force May. 27, 2003
6551385 Two stroke engine exhaust emissions separator Apr. 22, 2003
6507125 High efficiency energy converting apparatus and method thereof Jan. 14, 2003
6430937 Vortex generator to recover performance loss of a refrigeration system Aug. 13, 2002
6425249 High efficiency refrigeration system Jul. 30, 2002
6401463 Cooling and heating system for an equipment enclosure using a vortex tube Jun. 11, 2002
6389818 Method and apparatus for increasing the efficiency of a refrigeration system May. 21, 2002
6379411 Two stroke engine exhaust emissions separator Apr. 30, 2002
6334841 Centrifuge with Ranque vortex tube cooling Jan. 1, 2002
6305173 Vortex chamber generator for absorption heat pump and system using same Oct. 23, 2001
6293108 Regenerative refrigeration system with mixed refrigerants Sep. 25, 2001
6289679 Non-freeze enhancement in the vortex tube Sep. 18, 2001
6250086 High efficiency refrigeration system Jun. 26, 2001
6247460 Vortex tube affixed to a turbocharger, supercharger or intake manifold of an engine Jun. 19, 2001
6196004 Method and apparatus for condensing both water and a plurality of hydrocarbons entrained in a pressurized gas stream Mar. 6, 2001
6128907 Cooling and heating device by using gas and heat pipe Oct. 10, 2000
6082116 Vortex pilot gas heater Jul. 4, 2000
5950436 Method of beverage cooling/heating on vehicles Sep. 14, 1999
5937654 Vortex tube for snow making Aug. 17, 1999
5911740 Method of heat transfer enhancement in a vortex tube Jun. 15, 1999

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