Document Type and Number:
Japanese Patent JPS53162806
Kind Code:
U
Application Number:
JP6356677U
Publication Date:
December 20, 1978
Filing Date:
May 18, 1977
Export Citation:
International Classes:
B01D33/04; D01B7/04; (IPC1-7): D01B7/04; C02C1/22
Domestic Patent References:
| JPS501669U | 1975-01-09 | |||
| JP45038875A | ||||
| JPS4847661A | 1973-07-06 |