Document Type and Number:
Japanese Patent JPS56151334
Kind Code:
U
More Like This:
Application Number:
JP5035880U
Publication Date:
November 13, 1981
Filing Date:
April 14, 1980
Export Citation:
International Classes:
C01B17/50; (IPC1-7): C01B17/50
Domestic Patent References:
JPS5532758A | 1980-03-07 | |||
JPS509593A | 1975-01-31 |