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Apparatus and method for extracting hydrogen

  • US 5,205,841 A
  • Filed: 04/03/1992
  • Issued: 04/27/1993
  • Est. Priority Date: 04/03/1992
  • Status: Expired due to Fees
First Claim
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1. A membrane comprising:

  • A. a substrate consisting essentially of palladium metal and having opposed first and second sides;

    B. a first film consisting essentially of palladium metal applied in overlying relation to the first side of said substrate;

    C. a second film consisting essentially of a metal black selected from the group consisting of palladium black and palladium/platinum black overlying said first film; and

    D. a third film consisting essentially of a metal black selected from the group consisting of palladium black and palladium/platinum black overlying the second side of said substrate.

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