Morozov I. Butt entry protection in the mined - out space using longwall mining sustemm conditions of Krasnoarmeisk region in Donbass

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0499U000613

Thesis Registration Form

0499U000613.pdf

Applicant for

Specialization

  • 05.15.02 - Підземна розробка родовищ корисних копалин

21-01-1999

Specialized Academic Board

Д 08.080.03

National Technical University Dnipro Polytechnic

Essay

Butt headings in the mined - out space. Determination of regularities of tension destribution and shifting around development headings. VAT (value - added taxation) analysis of rock mass by digital methods, nature measurements, industrial tests, lobarotory investigations of properties of stowing material. Conformity of tension and shift distribution around butt headings protected in mined - out space is found elaboration of methodics of longwall parameters calculation which is optimal by cost and calculation methodics of stowing band rational parameters. It was integrated in State Holding Company "Selidovugol". Field of application - coal vines with long wall advansing

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