Mass which after ignition supplies heat for some time as a...
Means of increasing efficiency of cpc solar energy collector
Method and an apparatus for tempering and a method for...
Method and apparatus for a passive reflector warmer for...
Method and apparatus for collecting, storing and...
Method and apparatus for generating energy
Method and apparatus for heating a liquid medium
Method and apparatus for preheating ventilation air for a...
Method and apparatus for preheating ventilation air for a...
Method and apparatus for preheating ventilation air for a...
Method and apparatus for recovering heat from gases...
Method and apparatus for solar collector with integral...
Method and apparatus for solar heating air in a forced draft...
Method and apparatus for storing heat energy
Method and apparatus for storing thermal energy
Method and apparatus to provide freeze protection for solar...
Method and device for heating and cooling
Method and device for heating and cooling buildings, and a...
Method and device for trimming for facade or roof of a building
Method and installations for energy production, storage,...