METHOD OF LIQUID GLASS PRODUCTION Russian patent published in 1997 - IPC

Abstract RU 2085489 C1

FIELD: liquid glass production. SUBSTANCE: essence of invention consists in preparing suspension from microsilica being waste from crystalline silicon production containing 83-93 wt % silicon oxide and 6-16 wt % carbon materials: graphite and silicified carbon in sodium hydroxide solution followed by hydrothermal treatment at 80-85 C and atmosphere pressure. EFFECT: simplified and accelerated (to 40-120 min) process; improved environmental condition. 1 tbl

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RU 2 085 489 C1

Authors

Karnaukhov Ju.P.

Sharova V.V.

Dates

1997-07-27—Published

1995-06-06—Filed