Document Type and Number:
Japanese Patent JPS5047068
Kind Code:
U
Application Number:
JP9946873U
Publication Date:
May 10, 1975
Filing Date:
August 27, 1973
Export Citation:
International Classes:
B01D29/39; B01D25/02; B01D25/22; B01D29/46; B01D29/62; (IPC1-7): B01D25/02