Document Type and Number:
Japanese Patent JPS497852
Kind Code:
A
Application Number:
JP4749872A
Publication Date:
January 24, 1974
Filing Date:
May 13, 1972
Export Citation:
International Classes:
C10M175/04; B01D21/00; B01D21/02; C10G31/06; C10N40/22
Next Patent: JPS497853