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A design method for timeliness optimization of the round-trip actuating mechanisms of rescue vehicle-mounted drilling rigs
CAO Chao, MAO Bingquan, ZHANG Zhonghai, CHANG Renqi, ZHAO Jiyun, HAN Jing, HUANG Di
2025, 53(8): 1-12. DOI: 10.12363/issn.1001-1986.24.07.0470
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Spatial distribution of coalbed methane migration channel and optimization of extraction target area in abandoned mines
LIU Qinjie, YANG Youxing, WU Benniu, DUAN Minke, DENG Zhuoyue, GUO Chenye, SUN Qiang
2025, 53(8): 1-11. DOI: 10.12363/issn.1001-1986.25.03.0157
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Research progress on the activation and extraction of valuable strategic key metals from coal fly ash
WANG Yuhao, DONG Zhongbing
2025, 53(8): 1-10. DOI: 10.12363/issn.1001-1986.25.04.0240
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Geochemical characteristics and genesis of element enrichment of niobium-rich-rare earth metal layer in Longtan Formation of Zhina coalfield
DING Yunlong, WANG Fangfa, LI Bi, TANG Lifang, YANG Yi, LI Shangyuan, WANG Xiaofang, ZOU Yinhong, WANG Yang
2025, 53(8): 1-20. DOI: 10.12363/issn.1001-1986.25.03.0196
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Mechanisms underlying responses of pore structures in continental oil shale to microwave pyrolysis
LYU Pengrui, YUAN Shihao, GENG Jishi, LI Delu, ZHANG Huiyuan, GE Zhenlong
2025, 53(8): 1-9. DOI: 10.12363/issn.1001-1986.25.04.0294
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Spatiotemporal evolution pattern of the inertial horizontal displacement of mining overburden and a surface prediction model considering inertial horizontal displacement
CHEN Yuanfei, WANG Lei
2025, 53(8): 1-11. DOI: 10.12363/issn.1001-1986.25.04.0226
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