Document Type and Number:
Japanese Patent JPS4217278
Kind Code:
Y1
Application Number:
JP88965U
Publication Date:
October 04, 1967
Filing Date:
January 09, 1965
Export Citation:
International Classes:
B01D50/00; B01D46/02; B01D51/00; B01D53/18; B03C3/16; (IPC1-7): B01D46/02; B01D53/18; B03C3/16