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2 131 032

(13)

C1

(51)

IPC

(21) (22)

Application

97114211/03, 1997-08-01

(22)

Actual filing date

1997-08-01

(45)

Published

1999-05-27

(72)

Inventor

Kju N.G.Chernov O.I.

(73)

Holder

Institut Gornogo Dela So Ran

METHOD OF ROCK BREAKAGE Russian patent published in 1999 - IPC

Abstract RU 2131032 C1

FIELD: mining; applicable in splitting of oversizes, breaking-out of blocks from rock mass, cutting of building stone. SUBSTANCE: method includes drilling of holes in rock. Drilled holes are filled with non-Newtonian fluid, and then with loose material. Driven in loose material are wedges to split rock. Non-Newtonian fluid is used in the form of clay and used lubricants. EFFECT: higher efficiency of rock breakage. 5 cl, 1 dwg

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RU 2 131 032 C1

Authors

Kju N.G.

Chernov O.I.

Dates

1999-05-27—Published

1997-08-01—Filed

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