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2 021 505

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Application

4922023/03, 1991-03-26

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Actual filing date

1991-03-26

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Published

1994-10-15

(72)

Inventor

Vorob'Ev Viktor Danilovich[Ua]Kuz'Menko Anatolij Aleksandrovich[Ua]Aleksandrenko Sergej Borisovich[Ua]Kondrat'Ev Anatolij Il'Ich[Ua]

(73)

Holder

Vorob'Ev Viktor Danilovich

METHOD FOR EXPLOSIVE BREAKAGE OF GRANITES WITH ENCLOSING DIKES Russian patent published in 1994 - IPC

Abstract RU 2021505 C1

FIELD: explosive breakage of rocks. SUBSTANCE: drilled in dike body is peripheral base hole at distance from boundary of dike and enclosing rocks determined from calculated dependence. Positions of other holes are determined relative to peripheral base hole. Holes are drilled in rows in direction of dike strike. Holes are charged with explosives, and their parts found in dike are charged with heavy charges. Charges are blasted to break rock. EFFECT: higher efficiency. 4 cl, 1 dwg

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RU 2 021 505 C1

Authors

Vorob'Ev Viktor Danilovich[Ua]

Kuz'Menko Anatolij Aleksandrovich[Ua]

Aleksandrenko Sergej Borisovich[Ua]

Kondrat'Ev Anatolij Il'Ich[Ua]

Dates

1994-10-15—Published

1991-03-26—Filed

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