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2 014 396

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IPC

(21) (22)

Application

4938422/03, 1991-05-22

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Actual filing date

1991-05-22

(45)

Published

1994-06-15

(72)

Inventor

Kipko Eh.Ja.Spichak Ju.N.Polozov Ju.A.Kipko A.Eh.Krenida Ju.F.Zemisev V.N.Jatsenko V.N.Dikolenko E.Ja.Zabolotnij A.G.

(73)

Holder

Spetsial'Noe Proizvodstvennoe Geologicheskoe Ob"Edinenie Po Tamponazhnym I Geologorazvedochnym Rabotam

METHOD FOR REDUCING ADVERSE EFFECT OF UNDERGROUND WORKINGS ON GROUND SURFACE Russian patent published in 1994 - IPC

Abstract RU 2014396 C1

FIELD: civil engineering. SUBSTANCE: to cut down expenditures for filling in aggregate, holes are arranged as a network of rectangles spaced at a certain distance from one another. Smaller sides of rectangles are disposed along the direction of workings while filling of holes with aggregate shall progress along stoping work. EFFECT: higher efficiency. 2 dwg

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RU 2 014 396 C1

Authors

Kipko Eh.Ja.

Spichak Ju.N.

Polozov Ju.A.

Kipko A.Eh.

Krenida Ju.F.

Zemisev V.N.

Jatsenko V.N.

Dikolenko E.Ja.

Zabolotnij A.G.

Dates

1994-06-15—Published

1991-05-22—Filed