| 摘要 |
1,001,601. Secondary cells. VARTA A.G. Nov. 27, 1961 [Dec. 24, 1960], No. 42354/61. Heading H1B. A lead accumulator is pasted with lead monoxide hydrate (5PbO.2H 2 0) and subsequently heated to cause the paste to have an interlinked structure. The treatment is preferably at at least 50‹ C. for between 20 minutes and 3 hours. |
