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2 062 654

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C1

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IPC

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Application

93019784/33, 1993-04-14

(22)

Actual filing date

1993-04-14

(45)

Published

1996-06-27

(72)

Inventor

Chernjakhovskij V.A.Kononov M.E.Grishin N.N.Gorjunov G.K.Cheremnykh G.V.Avdeev V.E.Arshinov G.G.

(73)

Holder

Gosudarstvennyj Tsentral'Nyj Nauchno-Issledovatel'Skij I Proektno-Ehksperimental'Nyj Institut Kompleksnykh Problem Stroitel'Nykh Konstruktsij I Sooruzhenij Im.V.A.Kucherenko

METHOD FOR ENRICHMENT OF FIREPROOF RAW MATERIALS OF NATURAL ROCKS Russian patent published in 1996 - IPC

Abstract RU 2062654 C1

FIELD: building materials production. SUBSTANCE: natural rocks which contain vermiculite and mica are enriched by stepped crushing and by roasting. Said roasting takes place within 15-60 min at 1200-1320 C. EFFECT: improves efficiency of the method. 1 tbl

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RU 2 062 654 C1

Authors

Chernjakhovskij V.A.

Kononov M.E.

Grishin N.N.

Gorjunov G.K.

Cheremnykh G.V.

Avdeev V.E.

Arshinov G.G.

Dates

1996-06-27—Published

1993-04-14—Filed

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