Document Type and Number:
Japanese Patent JPS5753422
Kind Code:
B2
Application Number:
JP3972175A
Publication Date:
November 12, 1982
Filing Date:
April 01, 1975
Export Citation:
International Classes:
C22B61/00; B01D15/00; C21B15/00; C22B3/00; C22B3/20; C22B3/24; C22B15/00; C22B17/00; C22B58/00; C22B60/02; C22B60/04