Showing 4,261 - 4,280 results of 4,780 for search '"mining"', query time: 0.05s Refine Results
  1. 4261

    Research on the problem of landmines and explosive remnants of war worldwide and methods of demining by Dzenan Cosic, Alan Catovic

    Published 2024-11-01
    “…Conclusively, the study proposes the most efficient solution: a combined system of flails and tillers that alternately complement each other to achieve complete mine clearance. …”
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  2. 4262
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  4. 4264
  5. 4265

    Research on Deformation Mechanisms of a High Geostress Soft Rock Roadway and Double-Shell Grouting Technology by Fengnian Wang, Shizhuang Chen, Pan Gao, Zhibiao Guo, Zhigang Tao

    Published 2021-01-01
    “…In this study, the deformation characteristics and mechanical properties of coal and rock mass in the S2N5 working face of the Xiaokang coal mine are analyzed to address the problem of large deformation of soft rocks with high in situ stress surrounding roadways. …”
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  6. 4266

    Hydrogel and Organic Amendments to Increase Water Retention in Anthroposols for Land Reclamation by Valerie S. Miller, M. Anne Naeth

    Published 2019-01-01
    “…Waste materials were crushed rock, lakebed sediment, and processed kimberlite, from a northern diamond mine in Canada. Amendments were hydrogel, sewage, salvaged soil, and peat. …”
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    Article
  7. 4267

    Synthesizing sustainable construction paradigms: A comprehensive review and bibliometric analysis of granite waste powder utilization and moisture correction in concrete by Raman Sphurty, Nateriya Raman

    Published 2024-12-01
    “…The study responds to mounting environmental challenges in construction waste management, particularly addressing granite processing waste which comprises 50–60% of production [Indian Bureau of Mines. ariMinerals yearbook 2021 (Part-III: Mineral reviews), 60th edn, Granite (Advance Release), Indian Bureau of Mines, Ministry of Mines, Government of India, Nagpur, 2021.]. …”
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  8. 4268

    Optimization of Indirect Fracturing Process Parameters Based on Mechanical Properties of Fractured and Low-Permeability Coal by Wenfeng Yuan, Xigui Zheng, Niaz Muhammad Shahani

    Published 2022-01-01
    “…The above results were applied in the Zhaozhuang mine of Qinshui Basin by optimizing Dop = 1 m and iw = 8 m3/min, so that CBM production has been greatly increased. …”
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  9. 4269
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  12. 4272

    The Effect of Aggregate-Forming Minerals on Thermodynamic Parameters Using Surface Free Energy Concept and Its Relationship with the Moisture Susceptibility of Asphalt Mixtures by Gholam Hossein Hamedi, Mohammad Reza Esmaeeli, Vahid Najafi Moghaddam Gilani, Seyed Mohsen Hosseinian

    Published 2021-01-01
    “…XRF test results showed that most parts of the aggregates in mines 1– 6 were composed of SiO2, which had strong acidic properties, according to the SFE results. …”
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  13. 4273

    Study on the Support System Mechanism of Entry Roof with Roof Cutting Pressure Releasing Gob-Side Entry Retaining Technology by Xingen Ma, Guihe Li, Haitao Cao, Haijun Wang, Xiangyuan Shi, Qingquan Zhao, Zhengcan Han, Tianyi Zhang, Weiping Dai, Jiangling Zhang

    Published 2022-01-01
    “…Then, taking 8304 working face of Tashan Coal Mine as an example, the stress distribution characteristics of the surrounding rock in different entry retaining stages are simulated by numerical simulation, which provides an important reference for the field support design and puts forward an idea of hierarchical support. …”
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    Article
  14. 4274
  15. 4275

    An Analysis Method for Time-, Frequency-, and Energy-Domain Characteristics of Downhole Microseismic Signals and Its Application by Xiao-xu Gao, Xiang-xu Pan, Guang-an Zhu

    Published 2021-01-01
    “…Based on SOS microseismic (MS) monitoring system of a certain mine, time-, frequency-, and energy-domain characteristics of MS signals are analyzed by comprehensively applying one-dimensional discrete Fourier transform (DFT) and one-dimensional discrete wavelet transform (DWT). …”
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  16. 4276

    Study on the Key Technology of Controlling the Instability of Deep High-Stress Coal and Rock Mass and Relieving the Danger by Zhijing Zhang, Jianghong Zuo, Dongji Lei

    Published 2021-01-01
    “…The research results can effectively identify the influence range of hydraulic cavitation, improve the detection accuracy and efficiency of hydraulic cavitation range, effectively predict and warn the hidden danger of mine safety, and provide a reference for the work of similar mines.…”
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  17. 4277
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  19. 4279

    Analysis of the Characteristics of Ship Collision-Avoidance Behavior Based on Apriori and Complex Network by Shipeng Wang, Longhui Gang, Tong Liu, Zhixun Lan, Congwei Li

    Published 2024-12-01
    “…Based on obtaining ship encounter samples and CABFPS from AIS data, the Apriori algorithm is used to mine the association rules of motion parameters, and the maximum mutual information coefficient is employed to represent the correlation between parameters. …”
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  20. 4280

    Cocompetitive Characteristics and Quantitative Design of Engineering Parameters for Coal Gas Predrainage Boreholes by Tong-qiang Xia, Jiao-fei He, Zi-long Li, Xiao-yan Sun, Dun-shuai Sun, Jian-hang Lu, Hao-jie Cui

    Published 2022-01-01
    “…Finally, Comsol With Matlab is used to solve the multiconstraint nonlinear optimization problem of gas drainage engineering parameters along coal seam in 18401 working face of Tunlan Coal Mine. The effect of actual gas extraction investigation is very remarkable, which provides a quantitative calculation basis for scientific gas extraction in coal mine.…”
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