| 摘要 |
342,052. Galvanic batteries. TRIGGS, W. W., 57, Lincoln's Inn Fields, London.- (National Carbon Co., Inc. ; 30, East 42nd Street, New York, U.S.A.) Nov. 28, 1929, No. 36462. [Class 53.] Electrolytes.-The pasty electrolyte of a dry cell is saturated with ammonium chloride or other ammonium halide which may also be present in solid form. The depolarizer may consist of pyrolusite or artificial manganese dioxide with graphite, lamp black or acetylene black and may contain ammonium chloride. |
