METHOD OF PRODUCTION OF GRANULATED FILTER MEDIUM Russian patent published in 1997 - IPC

Abstract RU 2077380 C1

FIELD: production of granulated materials; applicable in technology of treatment of natural waters. SUBSTANCE: method of production of granulated filter medium consists in introduction into clay suspension of powdery dolomite with subsequent granulation and firing. Dolomite is introduced in the amount of 15-18% of clay mass. Granules are fired at temperature of 800-880 C. EFFECT: efficiency. 5 tbl

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RU 2 077 380 C1

Authors

Petrov Evgenij Georgievich

Dates

1997-04-20—Published

1994-04-19—Filed