Document Type and Number:
Japanese Patent JPH0140675
Kind Code:
B2
Inventors:
HATAKEYAMA FUMYOSHI
Application Number:
JP1578680A
Publication Date:
August 30, 1989
Filing Date:
February 12, 1980
Export Citation:
Assignee:
EBARA INFILCO
International Classes:
C02F1/42; B01J45/00
Next Patent: JPH0140676