Ширин Л.

Thesis for the degree of

State registration number

0594U000294

0594U000294.pdf

Date of defense

01-07-1994

Д 016.40.01

Thesis supervisor

Official opponents

Nehrii Serhii H.

Development of scientific bases of protection of development roadways of coal mines in the conditions of soft adjoining rocks

Kosenko Andrii V.

Improvement of sub-level caving mining methods during high-grade iron ore mining

Shavarskii Iaroslav T.

Substantiation of technological parameters of concentration of coal mining processes from very thin layers

Kalinichenko Olena V

Scientific principles of controlling the stress-strain state of the massif in forming artificial underground structures

Kusen Oleksiy B.

Improvement of a roadway support providing cooperative resistance using combination of a yield frame joined with rock bolts