Effective technology for drilling advance methane drainage boreholes in outburst -prone coal be ds
Isabek T.K. Demin V.F. Shontaev D.S. Malybaev S.K. Shontaev A.D. Aleksandrov A.Yu.
2021Ugol Journal Edition, LLC
Ugol
2021Issue 611 - 14 pp.
The paper presents a technology developed for drilling advance methane drainage boreholes in outburst-prone coal beds in order to enhance methane release once advance boreholes are drilled into predefined undisturbed zones and to reduce the risks of unexpected coal and gas outbursts.
Drilling of advance boreholes , Mining excavations , Stress fields , Stress-strain state , Unexpected coal and gas emissions
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Karaganda Technical University, Karaganda, 100027, Kazakhstan
Saken Seifullin Kazakh AgroTechnical University, Nur-Sultan, 010011, Kazakhstan
Karaganda Technical University
Saken Seifullin Kazakh AgroTechnical University
10 лет помогаем публиковать статьи Международный издатель
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