摘要 |
1,039,828. Fuel cells. ENGELHARD INDUSTRIES Inc. Oct. 6, 1964, No. 40792/64. Heading H1B. A fuel cell electrode has an alloy of ruthenium and tantalum as catalyst. The alloy is preferably 5-60% Ru, balance Ta, and may be on a porous substrate or carrier such as activated carbon. The substrate may be an ion-exchange membrane. |