Document Type and Number:
Japanese Patent JPH0557209
Kind Code:
B2
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Inventors:
KATAOKA ARINOBU
MATSUDA KIMIAKI
AOI MASAHIRO
MATSUDA KIMIAKI
AOI MASAHIRO
Application Number:
JP11482584A
Publication Date:
August 23, 1993
Filing Date:
June 04, 1984
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO
International Classes:
C01G17/00; B01J45/00; C22B41/00; (IPC1-7): C01G17/00
Next Patent: ROTARY TYPE SCREENING DEVICE FOR GRIT