Document Type and Number:
Japanese Patent JPS5064193
Kind Code:
A
Application Number:
JP11323273A
Publication Date:
May 31, 1975
Filing Date:
October 11, 1973
Export Citation:
International Classes:
C04B14/36; C01B31/00; C01B31/02; (IPC1-7): C01B31/00; C04B21/00
Domestic Patent References:
| JPS279633Y1 | ||||
| JPS4919999A | 1974-02-21 |
Foreign References:
| DE2126262A1 | 1971-12-09 |