Document Type and Number:
Japanese Patent JPS5069848
Kind Code:
A
Application Number:
JP11946373A
Publication Date:
June 10, 1975
Filing Date:
October 25, 1973
Export Citation:
International Classes:
B01D17/05; B01D21/01; C02F1/56; (IPC1-7): B01D21/01; C02C5/02