Calculation of the minimum width of pillars during combine mining of potash seams

Pages:

47-49

Download volume:

RUS

Article

Authors:

N. M. Proskuryakov

A. K. Chernikov

Date submitted:

1979-08-23

Date accepted:

1979-10-22

Date published:

1980-02-01

Abstract

Let n interpass healds of width a be left in the chamber of width L to support the roof. Let's find the minimum value of a ...

Область исследования:

(Archived) Without section

Funding:

None

Remote measurement of mine workings deformations

1980 M. N. Krasilnikov, A. A. Ustavnikov

Investigation of bearing capacity of interstorey ceilings

1980 V. A. Simonov, N. V. Simonova

Influence of the value of the lateral spreading coefficient on the character of stress distribution around the chambers

1980 E. A. Zimina, E. N. Tarasenko

Influence of improvement of technological schemes of field development on safe working depth under water bodies

1980 Yu. N. Niskovsky

Contribution of Prof. V.D.Slesarev to the development of rock mechanics (to the 90th anniversary of his birth)

1980 A. A. Borisov

Calculation of the stress-strain state of the systems virgin face - roof - soil by the finite element method

1980 V. P. Skripka