Document Type and Number:
Japanese Patent JPS5217477
Kind Code:
Y2
Application Number:
JP14763072U
Publication Date:
April 20, 1977
Filing Date:
December 22, 1972
Export Citation:
International Classes:
B01J4/00; B01J14/00; B01J19/00; C08G85/00; (IPC1-7): B01J4/00