Thermodynamic power conversion cycle and methods of use
Thermosiphon engine and method
Thermosyphon boiler for a geothermal pumping system
Trough-stirling concentrated solar power system
Truine energy system
U.S. solar power supply
Underwater thermal energy conversion unit
Use of calcium halide-water as a heat extraction medium for ener
Use of solar energy heat gathering and storing systems to increa
Utilization of saturated solar ponds
Utilization of solar energy
Utilization of thermal energy
Vapor powered engine assembly
Vehicle with a combustion engine and a fuel cell device
Venturi flash circulator for geothermal apparatus
Waste heat recovery system
Water displacement apparatus
Water evaporation apparatus
Wave elimination system for ocean thermal energy conversion...
Well stimulation and systems for recovering geothermal heat