Showing 121 - 140 results of 225 for search '"geology"', query time: 0.07s Refine Results
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    Study on microscopic pore structures and mechanical properties by Shihu ZHAO, Yong LI, Yali LIU, Yanbin WANG, Zengqin LIU, Gang CHEN, Xinjun CHEN

    Published 2025-01-01
    “…The pore structures and mechanical properties of coal are key parameters for geological evaluation of coalbed methane, reflecting its reservoir capacity and compressibility. …”
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    Research and insights for application of CO2-ECBM technology in deep high-rank coal seams: a case study of Jinzhong block, Qinshui Basin by Yongwang ZHENG, Yinan CUI, Xin LI, Cui XIAO, Tao GUO, Dengfeng ZHANG

    Published 2025-01-01
    “…Compared with other enhanced recovery technologies such as chemical flooding and thermal flooding, CO2-ECBM (CO2 geological sequestration-Enhanced Coal Bed Methane Recovery) technology offers dual benefits of energy conservation and emission reduction, and increased recovery rates of coalbed methane. …”
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    Impact of new coalbed methane wells on old well productivity and its controlling factors: a case study of Shizhuangnan block in Qinshui Basin by Xueting HAN, Shangzhi MENG, Guangjing LIU, Zhenyu REN, Shu TAO, Xinyang MEN, Ziyang WEI

    Published 2025-01-01
    “…Old wells affected by new well fracturing are distributed in the perforation direction of the horizontal section of new wells. Geologically, the distribution is mainly controlled by the anisotropy of horizontal principal stress. …”
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    Evaluation method and application for in-situ stress in No. 8+9 coal seam, southern Shenfu block, northeastern margin of Ordos Basin by Jiawei WU, Wei TANG, Yanhe ZHU, Cunwu WANG, Yongjing TIAN, Jingyu ZI, Jianghao YANG, Xian SHI

    Published 2025-01-01
    “…The direction and magnitude of the present in-situ stress influence the propagation of hydraulic fractures in coal seams, making it a key geological parameter for coalbed methane (CBM) well network deployment and fracturing design. …”
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