Showing 661 - 680 results of 4,780 for search '"mining"', query time: 0.06s Refine Results
  1. 661

    Tracking metal pollution from illegal gold mining: a health risk assessment in Edfu, Egypt by Kholoud M. AbdelMaksoud, Wael M. Al-Metwaly, Heba M. R. Hathout

    Published 2025-02-01
    “…Abstract Over the past decade, there has been an increase in small-scale gold mining in the arid southern region of Egypt. Miners extract ore from the Eastern Desert and transport it to Nile Valley farms, where ample water facilitates the processing. …”
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  2. 662
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    Evaluation Method of Roof Damage Degree and a Case Study in Maoping Lead-Zinc Mine, Yunnan by Jun Yang, Linke Qiao, Zhixiu Wang, Han Wang

    Published 2022-01-01
    “…With the continuous increase in the mining depth of underground mineral resources, the geological conditions encountered in mining have become more complex. …”
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  7. 667

    Vibration and Dynamic Response of Buffering Devices during the Vertical Feeding of Coal Mine Solid Backfill Materials by Feng Ju, Zequan He, Meng Xiao, Peng Huang, Shuai Guo

    Published 2018-01-01
    “…This buffering device was used in Wugou Coal Mine, and the monitoring result shows that the maximum displacement of the buffering device is about 65 mm, which means this device is in a good operating condition.…”
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  8. 668

    Improving the Stability of Subsurface Structures in Deep Metal Mines by Stress and Energy Adjustment: A Case Study by Huanxin Liu, Xingquan Liu, Zhuoying Tan, Yang Liu, Guilin Li

    Published 2021-01-01
    “…In deep hard-rock mines, the failure of subsurface structures (e.g., tunnels, stopes, and shafts) has been a significant problem affecting mining safety due to the high-stress environment. …”
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    Article
  9. 669

    Monitoring benthic plumes, sediment redeposition and seafloor imprints caused by deep-sea polymetallic nodule mining by Iason-Zois Gazis, Henko de Stigter, Jochen Mohrmann, Karl Heger, Melanie Diaz, Benjamin Gillard, Matthias Baeye, Mario E. Veloso-Alarcón, Kaveh Purkiani, Matthias Haeckel, Annemiek Vink, Laurenz Thomsen, Jens Greinert

    Published 2025-01-01
    “…The maximum suspended particle concentration recorded 50 m from mining lanes was up to four orders of magnitude higher than ambient values but decreased rapidly with increasing time, distance, and altitude. …”
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    Analisis Dampak Kabut Asap dari Kebakaran Hutan dan Lahan dengan Pendekatan Text Mining by Zuliar Efendi, Imas Sukaesih Sitanggang, Lailan Syaufina

    Published 2023-10-01
    “…The method used is a text mining technique that uses a clustering algorithm. …”
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  12. 672
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    Model of Overlying Strata Structure in Large Mining Height Excavating Condition and Calculation of Support Working Resistance by Fengfeng Wu, Xin Yue, Jingxuan Yang, Beiju Du, Jian Zhang, Bo Lv

    Published 2022-01-01
    “…The mine pressure monitoring shows that the ZZ13000/28/60 type support and shield hydraulic support can meet the requirements of roof control; the research results ensure the safe mining of the large mining height face.…”
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  14. 674
  15. 675

    Speculum Observation and Trajectory Measurement in Gas Extraction Drilling: A Case Study of Changling Coal Mine by Enbiao Zhao, Kangnan Li, Xin Yang, Nan Deng

    Published 2021-01-01
    “…With the increase of mining depth, gas content and pressure also increase. …”
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  16. 676

    “Relief-Retaining” Control Technology of Floor Heave in Mining Roadway with Soft Rock: A Case Study by Ai Chen, Xuebin Li, Xuesheng Liu, Yunliang Tan, Ke Xu, Honglei Wang

    Published 2021-01-01
    “…The floor heave problem is one of the important factors affecting the stability and safety of surrounding rocks of roadways, especially in deep high-stress mining roadway with soft rock. The return airway of no. 130203 working face in Zaoquan Coal Mine of Ningdong Mining Area in Northwest China is the research object in this study. …”
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    Disastrous Mechanism of Water Discharge in Abandoned Gob above the Stope in Mining Extra-Thick Coal Seam by Haixiao Lin, Feng Yang, Zhengzheng Cao, Yue Wang, Xiaojian Jiao

    Published 2021-01-01
    “…The Datong mining area is a typical double system coal seam mining area in China, where the Jurassic and Carboniferous coal seams are mined simultaneously. …”
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  20. 680

    Research and Application of a Multi-Agent-Based Intelligent Mine Gas State Decision-Making System by Yi Sun, Xinke Liu

    Published 2025-01-01
    “…To address the issues of low efficiency in manual processing and lack of accuracy in judgment within traditional mine gas safety inspections, this paper designs and implements the Intelligent Mine Gas State Decision-Making System based on large language models (LLMs) and a multi-agent system. …”
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