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2 047 380

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IPC

(21) (22)

Application

92006261/03, 1992-11-16

(22)

Actual filing date

1992-11-16

(45)

Published

1995-11-10

(72)

Inventor

Vagin Eh.B.Bortnikov V.P.Skrjabin A.V.Myshkin V.V.Zagorul'Ko V.A.

(73)

Holder

Tovarishchestvo S Ogranichennoj Otvetstvennost'Ju Nauchno-Vnedrencheskoe Predprijatie

METHOD FOR PROCESSING ORDINARY COAL Russian patent published in 1995 - IPC

Abstract RU 2047380 C1

FIELD: separating solid materials. SUBSTANCE: ordinary coal is exposed to selective crushing and screening into classes. Small low-ash classes of primary screening are delivered to consumer. Big high-ash classes are stored for 2-4 months and are exposed to secondary screening and gravity enriching. EFFECT: lower-ash coal. 2 dwg

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RU 2 047 380 C1

Authors

Vagin Eh.B.

Bortnikov V.P.

Skrjabin A.V.

Myshkin V.V.

Zagorul'Ko V.A.

Dates

1995-11-10—Published

1992-11-16—Filed