Document Type and Number:
Japanese Patent JPS4948577
Kind Code:
A
Application Number:
JP9094072A
Publication Date:
May 10, 1974
Filing Date:
September 12, 1972
Export Citation:
International Classes:
C09K3/32; C02F1/40; E02B15/10
Domestic Patent References:
| JPS479566A | ||||
| JP46028137U | ||||
| JP44032169A | ||||
| JPS456782Y1 | 1970-04-03 |