Inventor
SUMIDA HIROSHI
JP4 patents
Patents
4 patentsUS5523073AJun 4, 1996
Manganese dioxide for lithium primary battery and method of producing the same
MITSUI MINING & SMELTING CO28 citations88
US5866278AFeb 2, 1999
Electrolytic manganese dioxide, process for preparing the same, and manganese dry cell
MITSUI MINING & SMELTING CO8 citations70
US6821678B2Nov 23, 2004
Process of producing manganese dioxide for a lithium primary battery
MITSUI MINING & SMELTING CO8 citations69
US5972074AOct 26, 1999
Method for reducing impurities in misch metal and alloys
MITSUI MINING & SMELTING CO0 citations45