CPC Subgroup
F24S 10/55 with enlarged surfaces, e.g. with protrusions or corrugations (collectors comprising porous materials or permeable masses directly contacting the working fluids F24S10/80)
Full Title
Solar heat collectors using working fluids > the working fluids being conveyed between plates > with enlarged surfaces, e.g. with protrusions or corrugations (collectors comprising porous materials or permeable masses directly contacting the working fluids F24S10/80)