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Carbonaceous selective absorber for solar thermal energy collection and process for its formation

  • US 4,594,995 A
  • Filed: 12/10/1984
  • Issued: 06/17/1986
  • Est. Priority Date: 12/14/1982
  • Status: Expired due to Fees
First Claim
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1. A method of constructing a solar selective absorber, comprising the steps of:

  • (a) depositing an infrared reflecting layer on a substrate;

    (b) depositing a catalyst layer on said infrared reflecting layer; and

    (c) depositing a carbonaceous layer on said catalyst layer by exposing said catalyst layer to a carbon containing gas compound at temperatures in the range of from 250°

    to 550°

    C.

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