Inventor
TUNKEL LEV
US10 patents
Patents
10 patentsUS5582012ADec 10, 1996
Method of natural gas pressure reduction on the city gate stations
UNIVERSAL VORTEX INC59 citations95
US5561982AOct 8, 1996
Method for energy separation and utilization in a vortex tube which operates with pressure not exceeding atmospheric pressure
UNIVERSAL VORTEX INC55 citations94
US6082116AJul 4, 2000
Vortex pilot gas heater
UNIVERSAL VORTEX INC27 citations91
US5911740AJun 15, 1999
Method of heat transfer enhancement in a vortex tube
UNIVERSAL VORTEX INC46 citations91
US5819541AOct 13, 1998
Method of beverage cooling/heating on vehicles
UNIVERSAL VORTEX INC24 citations91
US5749231AMay 12, 1998
Non-freezing vortex tube
UNIVERSAL VORTEX INC26 citations87
US6289679B1Sep 18, 2001
Non-freeze enhancement in the vortex tube
UNIVERSAL VORTEX INC37 citations86
US5950436ASep 14, 1999
Method of beverage cooling/heating on vehicles
UNIVERSAL VORTEX INC15 citations72
US5937654AAug 17, 1999
Vortex tube for snow making
UNIVERSAL VORTEX INC15 citations72
US11493239B2Nov 8, 2022
Method for reducing the energy necessary for cooling natural gas into liquid natural gas using a non-freezing vortex tube as a precooling device
UNIVERSAL VORTEX INC0 citations41