Radiation collectors

Radiation heat-shield for solar system

Radiation selective absorber coating for an absorber pipe,...

Reaction chamber with a protected surface

Receiver for converting concentrated solar radiation

Receiver tube with receiver tubular jacket and parabolic...

Reflector assembly for energy concentrators

Refractive energy window system for heating air

Roof

Roof having an integral solar energy concentrating system

Roof module having an integral solar energy concentrator

Roofing system

Rotatable solar collection system

Self-ballasting solar collector

Self-powered pump for heated liquid, fluid heating and...

Self-sufficient apparatus and method for conveying solar heat en

Shower apparatus heated by solar radiation

Shutter means for regulating the fluid flow in an absorber pipe

Simplified cradle and dish for a solar powered high-pressure ste

Smart, passive sun facing surfaces