Document Type and Number:
Japanese Patent JPS5438157
Kind Code:
U
Application Number:
JP11188077U
Publication Date:
March 13, 1979
Filing Date:
August 23, 1977
Export Citation:
International Classes:
C09K3/32; B01D15/00; C02F1/28; C09K3/00; (IPC1-7): B01D15/00
Domestic Patent References:
| JPS521897U | 1977-01-07 |