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Selective coating for solar panelsThe energy absorbing properties of solar heating panels are improved by depositing a black chrome coating of controlled thickness on a specially prepared surface of a metal substrate. The surface is prepared by depositing a dull nickel on the substrate, and the black chrome is plated on this low emittance surface to a thickness between 0.5 micron and 2.5 microns.
Document ID
19780011656
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Mcdonald, G. E. (NASA Lewis Research Center Cleveland, OH, United States)
Date Acquired
September 3, 2013
Publication Date
October 25, 1977
Subject Category
Energy Production And Conversion
Report/Patent Number
Patent Number: NASA-CASE-LEW-12159-1
Patent Number: US-PATENT-4,055,707
Patent Application Number: US-PATENT-APPL-SN-643041
Accession Number
78N19599
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-LEW-12159-1|US-PATENT-4,055,707
Patent Application
US-PATENT-APPL-SN-643041

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