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   Articles with "roof strata" as a keyword



Assessment of the Importance of Parameters Affecting Roof Strata Cavability in Mechanized Longwall Mining

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recommendations! Published in 2018 at "Geotechnical and Geological Engineering"

DOI: 10.1007/s10706-018-0490-2

Abstract: This paper was assesses the cavability of roof strata in mechanized longwall coal mining in terms of their principle parameters. For this purpose, the fuzzy decision-making trial and evaluation laboratory (DEMATEL) method was employed to study… read more here.

Keywords: mining; cavability; roof strata; parameters affecting ... See more keywords

Fundamental principles of an effective reinforcing roof bolting strategy in horizontally layered roof strata and areas of potential improvement

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recommendations! Published in 2017 at "International journal of mining science and technology"

DOI: 10.1016/j.ijmst.2017.11.011

Abstract: Abstract It is arguable that the development of reinforcing roof bolting systems has largely stagnated in recent times, primarily due to the prevailing industry view that few, if any, further improvements can be made to… read more here.

Keywords: roof bolting; resin; reinforcing roof; roof strata ... See more keywords

Evolution of roof treatment processes from blasting to hydraulic fracturing to prevent rockburst in thick-hard roof coal mines in Xinjiang, China

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recommendations! Published in 2025 at "Frontiers in Earth Science"

DOI: 10.3389/feart.2025.1714727

Abstract: Rockburst prevention poses a major challenge in coal mining, with thick and hard roof strata being the primary cause of rockbursts. To analyze the feasibility and effectiveness of using hydraulic fracturing as an alternative to… read more here.

Keywords: roof; coal; thick hard; roof strata ... See more keywords

Roof Strata Behavior and Support Resistance Determination for Ultra-Thick Longwall Top Coal Caving Panel: A Case Study of the Tashan Coal Mine

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recommendations! Published in 2018 at "Energies"

DOI: 10.3390/en11051041

Abstract: The Longwall Top Coal Caving (LTCC) method has greatly improved the production of ultra-thick underground coal resources. However, face fall and support closure have been becoming highly frequent accidents at the working face, and seriously… read more here.

Keywords: ultra thick; roof strata; resistance; panel ... See more keywords