Document Type and Number:
Japanese Patent JPS4810538
Kind Code:
Y1
Application Number:
JP12739670U
Publication Date:
March 20, 1973
Filing Date:
December 17, 1970
Export Citation:
International Classes:
B01D35/04; B01D35/00; C02F1/28; F16B31/02; F16B39/00; (IPC1-7): B01D29/10; B01D35/00; F16B39/00