Document Type and Number:
Japanese Patent JPS566342
Kind Code:
B2
Application Number:
JP1319478A
Publication Date:
February 10, 1981
Filing Date:
February 08, 1978
Export Citation:
International Classes:
C22B15/00; B03D1/02; C02F1/62; C02F1/66; C02F1/68; C22B19/20
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