Document Type and Number:
Japanese Patent JPS5014605
Kind Code:
B1
Application Number:
JP12765170A
Publication Date:
May 29, 1975
Filing Date:
December 29, 1970
Export Citation:
International Classes:
C21C7/00; C21C5/00; C21C7/10; C22C33/00; C22C33/04; (IPC1-7): C21C5/00; C21C7/00; C22C33/00
Domestic Patent References:
| JP45028097A | ||||
| JPS4918525A | 1974-02-19 |
Foreign References:
| US3252790A | 1966-05-24 |