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Articles (33)

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1-10 of 33 results for hard coal mining

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Select article: Assessment of phosphogypsum utilisation in underground hard coal mines in Poland

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First published 2003-12

Assessment of phosphogypsum utilisation in underground hard coal mines in Poland

Barbara Bialecka

Mining Technology: Transactions of the Institutions of Mining and Metallurgy

Select article: Luddites of the Twenty-First Century? The Influence of Trade Unions in Hard Coal Mining on Sector Reforms in Poland and the Czech Republic

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Research article

First published 2023-5

Luddites of the Twenty-First Century? The Influence of Trade Unions in Hard Coal Mining on Sector Reforms in Poland and the Czech Republic

Tomasz Kubin

East European Politics and Societies

Select article: Bionic design and test of polycrystalline diamond compact bit for hard rock drilling in coal mine

Open access

Research article

First published 2020-5

Bionic design and test of polycrystalline diamond compact bit for hard rock drilling in coal mine

Chuanliu Wang

Advances in Mechanical Engineering

Select article: Comprehensive technical support for safe mining in ultra-close coal seams: A case study

Open access

Research article

First published 2021-7

Comprehensive technical support for safe mining in ultra-close coal seams: A case study

Wei Zhang, Jiawei Guo, Kaidi Xie [...]

Energy Exploration & Exploitation

Select article: Experimental investigation on effect of loading rate on fracture behavior of coal-seam roof rock

Open access

Research article

First published 2023-9

Experimental investigation on effect of loading rate on fracture behavior of coal-seam roof rock

Lichao Chen, Shuaifeng Lyu, Zhang Guo [...]

Energy Exploration & Exploitation

Select article: Improving breaking efficiency of hard rock: Research on the mechanism of impact-shear rock breaking technology

Open access

Review article

First published 2025-1

Improving breaking efficiency of hard rock: Research on the mechanism of impact-shear rock breaking technology

Pei Ju, Dongzhuang Tian

Energy Exploration & Exploitation

Select article: Mechanism of roof presplitting in nonpillar coal mining technology and its reasonable parameters in hard roof and longwall top-coal caving face

Open access

Research article

First published 2023-3

Mechanism of roof presplitting in nonpillar coal mining technology and its reasonable parameters in hard roof and longwall top-coal caving face

Haosen Wang, Jiong Wang, Manchao He [...]

Energy Exploration & Exploitation

Select article: Determination of fracture location of double-sided directional fracturing pressure relief for hard roof of large upper goaf-side coal pillars

Open access

Research article

First published 2020-1

Determination of fracture location of double-sided directional fracturing pressure relief for hard roof of large upper goaf-side coal pillars

Jiangwei Liu, Changyou Liu, Xuehua Li

Energy Exploration & Exploitation

Select article: Identification of hidden disaster causing factors in coal mine based on Naive Bayes algorithm

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Research article

First published 2021-09-15

Identification of hidden disaster causing factors in coal mine based on Naive Bayes algorithm

Yifan Zhao, Shuicheng Tian

Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology

Select article: Abundance and Geological Implication of Rare Earth Elements and Yttrium in Coals from the Suhaitu Mine,Wuda Coalfield,Northern China

Free access

Research article

First published 2014-10

Abundance and Geological Implication of Rare Earth Elements and Yttrium in Coals from the Suhaitu Mine,Wuda Coalfield,Northern China

Jian Kang, Lei Zhao, Xibo Wang [...]

Energy Exploration & Exploitation

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