发明名称 |
Solar absorber surfaces |
摘要 |
A method for improving the selectivity of a black copper oxide absorber surface which comprises treating the surface with a solution containing chromate ions and ammonium ions. Copper black surfaces when so treated and solar absorbers with such surfaces are included.
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申请公布号 |
US4087288(A) |
申请公布日期 |
1978.05.02 |
申请号 |
US19760705195 |
申请日期 |
1976.07.14 |
申请人 |
COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANIZATION |
发明人 |
REID, ALAN FORREST |
分类号 |
C23C22/24;F24J2/48;(IPC1-7):F24J3/02;B05D3/10;B05D1/18 |
主分类号 |
C23C22/24 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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