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U.S. Department of Energy
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Solar collector comprising an elongate Dewar vessel

Patent ·
OSTI ID:6437104
A solar collector is disclosed comprising an elongate solid cylindrical body extending lengthwise into an elongate cylindrical Dewar-type vessel in a manner to form annularshaped supply and outlet ducts for a heat-transport medium, the sum of the cross-sectional areas of the supply and outlet ducts being less than one-quarter of the inner cross-sectional area of the vessel.
Assignee:
U.S. Philips Corp.
Patent Number(s):
US 4134391
OSTI ID:
6437104
Country of Publication:
United States
Language:
English

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