Document Type and Number:
Japanese Patent JPS5698325
Kind Code:
U
Application Number:
JP17939579U
Publication Date:
August 04, 1981
Filing Date:
December 26, 1979
Export Citation:
International Classes:
B01D53/04; B01D53/02; F02M25/08; F02M33/00; (IPC1-7): B01D53/02; F02M33/00