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2 042 919

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C1

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IPC

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Application

93000646/23, 1993-01-06

(22)

Actual filing date

1993-01-06

(45)

Published

1995-08-27

(72)

Inventor

Babkin A.V.Botkin D.S.Golovachev A.V.Kobylkin I.F.Ladov S.V.Omel'Janenko A.F.Fedorov S.V.Shchavleev S.I.Pak R.V.

(73)

Holder

Bratskij Aljuminievyj ZavodNauchno-Issledovatel'Skij Institut Spetsial'Nogo Mashinostroenija Mgtu Im.N.Eh.Baumana

PROCESS OF DESTRUCTION OF MASSES WITH FREE SURFACE MADE FROM MATERIALS WITH LOW TENSILE STRENGTH Russian patent published in 1995 - IPC

Abstract RU 2042919 C1

FIELD: drilling and blasting operations. SUBSTANCE: cumulative charges with metal facing of cumulative recess are mounted at angle to free surface of rock mass and are blasted. Gas cumulative charges are put coaxially to channels formed over free surface and are blasted. Formed gases fill in inclined channels. EFFECT: enhanced distractive efficiency. 1 dwg

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RU 2 042 919 C1

Authors

Babkin A.V.

Botkin D.S.

Golovachev A.V.

Kobylkin I.F.

Ladov S.V.

Omel'Janenko A.F.

Fedorov S.V.

Shchavleev S.I.

Pak R.V.

Dates

1995-08-27—Published

1993-01-06—Filed

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