Document Type and Number:
Japanese Patent JPS5071577
Kind Code:
A
Application Number:
JP8650074A
Publication Date:
June 13, 1975
Filing Date:
July 27, 1974
Export Citation:
International Classes:
B01D53/04; B01D53/44; B01D53/81; (IPC1-7): B01D53/02; B01J1/00