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Inventor
HISAOKA ISSHI
JP
2 patents
Patents
2 patents
US5076836A
Dec 31, 1991
Process for the preparation of ferromagnetic metallic particles for magnetic recording
MITSUI MINING & SMELTING CO
5 citations
56
US5508017A
Apr 16, 1996
Process for the preparation of acicular α-iron oxide hydrate
MITSUI MINING & SMELTING CO
1 citations
40