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Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F24
HEATING; RANGES; VENTILATING
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F24S
SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
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10/00
Solar heat collectors using working fluids
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F24S10/90
using internal thermosiphonic circulation
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F24S10/95
having evaporator sections and condenser sections, e.g. heat pipes
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