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Class Information
Number: 60/650
Name: Power plants > Motive fluid energized by externally applied heat > Process of power production or system operation > Producing power by heating and cooling a single phase fluid
Description: Process, in which a liquid or gas has its pressure or volume increased by the addition of heat and reduced by the removal of heat, the pressure or volume increment being used to produce mechanical work and the gas or liquid remaining as such throughout the procedure.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7603860 |
High efficiency flexfuel internal combustion engine |
Oct. 20, 2009 |
| 7603858 |
Harmonic engine |
Oct. 20, 2009 |
| 7536861 |
Solar heat engine system |
May. 26, 2009 |
| 7461626 |
Powertrain including a rotary IC engine and a continuously variable planetary gear unit |
Dec. 9, 2008 |
| 7444817 |
Optical micromotor, micropump using same and microvalve using same |
Nov. 4, 2008 |
| 7436922 |
Electricity and steam generation from a helium-cooled nuclear reactor |
Oct. 14, 2008 |
| 7150154 |
Power station |
Dec. 19, 2006 |
| 7086231 |
Thermal and compressed air storage system |
Aug. 8, 2006 |
| 7013639 |
Heat differential power system |
Mar. 21, 2006 |
| 6996989 |
Process to recover energy from hot gas |
Feb. 14, 2006 |
| 6946081 |
Desalination system |
Sep. 20, 2005 |
| 6729136 |
Liquid metal/liquid nitrogen power plant for powering a turbine or any use device |
May. 4, 2004 |
| 6666024 |
Method and apparatus for generating energy using pressure from a large mass |
Dec. 23, 2003 |
| 6606860 |
Energy conversion method and system with enhanced heat engine |
Aug. 19, 2003 |
| 6601390 |
Method and apparatus for converting dissipated heat to work energy |
Aug. 5, 2003 |
| 6523346 |
Process for controlling the cooling air mass flow of a gas turbine set |
Feb. 25, 2003 |
| 6491091 |
Radiating fin assembly for thermal energy engine |
Dec. 10, 2002 |
| 6486483 |
Electrical energy production system |
Nov. 26, 2002 |
| 6327858 |
Auxiliary power unit using compressed air |
Dec. 11, 2001 |
| 6220033 |
Universal thermochemical energy converter |
Apr. 24, 2001 |
| 6178750 |
Method and apparatus for converting thermal energy into work |
Jan. 30, 2001 |
| 6161385 |
Turbomachine and method of use |
Dec. 19, 2000 |
| 6155051 |
Method of heating natural gas in a city gate station |
Dec. 5, 2000 |
| 6109035 |
Motion control method for carnotising heat engines and transformers |
Aug. 29, 2000 |
| 6085506 |
Quiet external combustion lawn mower |
Jul. 11, 2000 |
| 6052996 |
Heat-work cycle for steam cycle electric power generation plants |
Apr. 25, 2000 |
| 5996350 |
Method and apparatus for the superheating of steam |
Dec. 7, 1999 |
| 5937652 |
Process for coal or biomass fuel gasification by carbon dioxide extracted from a boiler flue gas stream |
Aug. 17, 1999 |
| 5873250 |
Non-polluting open Brayton cycle automotive power unit |
Feb. 23, 1999 |
| 5863513 |
Treatment of gas |
Jan. 26, 1999 |
| 5809784 |
Method and apparatus for converting radiation power into mechanical power |
Sep. 22, 1998 |
| 5778675 |
Method of power generation and load management with hybrid mode of operation of a combustion turbine derivative power plant |
Jul. 14, 1998 |
| 5775107 |
Solar powered electrical generating system |
Jul. 7, 1998 |
| 5704209 |
Externally fired combined cycle gas turbine system |
Jan. 6, 1998 |
| 5685154 |
Pressure reducing system and method for using the same |
Nov. 11, 1997 |
| 5642620 |
Hot gas motor and compressor unit |
Jul. 1, 1997 |
| 5634340 |
Compressed gas energy storage system with cooling capability |
Jun. 3, 1997 |
| 5634339 |
Non-polluting, open brayton cycle automotive power unit |
Jun. 3, 1997 |
| 5537822 |
Compressed air energy storage method and system |
Jul. 23, 1996 |
| 5473899 |
Turbomachinery for Modified Ericsson engines and other power/refrigeration applications |
Dec. 12, 1995 |
| 5467600 |
Naturally circulated thermal cycling system with environmentally powered engine |
Nov. 21, 1995 |
| 5431016 |
High efficiency power generation |
Jul. 11, 1995 |
| 5325671 |
Rotary heat engine |
Jul. 5, 1994 |
| 5321946 |
Method and system for a condensing boiler and flue gas cleaning by cooling and liquefaction |
Jun. 21, 1994 |
| 5309492 |
Control for a closed cycle gas turbine system |
May. 3, 1994 |
| 5209065 |
Heat engine utilizing a cycle having an isenthalpic pressure-increasing process |
May. 11, 1993 |
| 5142869 |
Closed cycle type heat engine |
Sep. 1, 1992 |
| 5131231 |
Method for operating a closed Brayton engine and engine adapted for use with method |
Jul. 21, 1992 |
| 5107682 |
Maximum ambient cycle |
Apr. 28, 1992 |
| 5095707 |
Extraterrestrial planetary power supply and method |
Mar. 17, 1992 |
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