摘要 |
1,038,300. Fuel cells. AMERICAN CYANAMID CO. Dec. 3, 1963 [Dec. 10, 1962], No. 47758/63. Heading H1B. A fuel cell is made from a finely divided oxide of a metal of Groups III, IV or V (including silicon) a binder and a catalytic metal and possibly a support metal. The finely divided oxide may be the residue left after leaching and should be from 0À01% to 10% of the electrode. |