-
21
Sustainable application of waste gangue mortar in coal mine tunnel support
Published 2025-01-01“…Abstract With the increase in coal mining depths, soft and fractured roadway surrounding rocks require grouting and a sprayed protective layer for maintenance. …”
Get full text
Article -
22
RETRACTED: Economic aspect of unmanned open-pit coal mining technologies
Published 2024-01-01Get full text
Article -
23
Surface Multi-Hazard Effects of Underground Coal Mining in Mountainous Regions
Published 2025-01-01Subjects: “…coal mining…”
Get full text
Article -
24
Movement Laws of Overlying Strata above a Fully Mechanized Coal Mining Face Backfilled with Gangue: A Case Study in Jiulishan Coal Mine in Henan Province, China
Published 2021-01-01“…The aim of this study is to obtain movement laws of overlying strata above a fully mechanized coal mining face backfilled with gangue and solve the problem of surface subsidence during coal mining. …”
Get full text
Article -
25
Additional Stress on a Buried Pipeline under the Influence of Coal Mining Subsidence
Published 2018-01-01“…Buried pipelines influenced by coal mining subsidence will deform and generate additional stress during surface deformation. …”
Get full text
Article -
26
Pattern Recognition of Signals for the Fault-Slip Type of Rock Burst in Coal Mines
Published 2015-01-01“…The fault-slip type of rock burst is a major threat to the safety of coal mining, and effectively recognizing its signals patterns is the foundation for the early warning and prevention. …”
Get full text
Article -
27
High-Resolution Satellite Reveals the Methane Emissions from China’s Coal Mines
Published 2025-01-01Subjects: “…coal mining…”
Get full text
Article -
28
Experimental Study and Application of Inorganic Solidified Foam Filling Material for Coal Mines
Published 2017-01-01“…The results can be used to determine the optimal material ratios of inorganic solidified foam-filled material for coal mines, and filling technology for an airtight wall was designed. …”
Get full text
Article -
29
Discriminant Model of Coal Mining Microseismic and Blasting Signals Based on Waveform Characteristics
Published 2017-01-01“…The attenuation of the coal mining MS signals is slower and more fluctuant than that of the blasting signal. …”
Get full text
Article -
30
Application and Development of an Environmentally Friendly Blast Hole Plug for Underground Coal Mines
Published 2018-01-01“…The impact test on the plug was carried out using an improved split Hopkinson pressure bar test system, and the industrial test was carried out in underground tunnel of coal mine. The tests results showed that, compared with clay stemming, the new method proposed in this paper could prolong the action time of the detonation gas, prevent premature detonation gas emissions, reduce the unit consumption of explosives, improve the utilization ratio, reduce the labor intensity of workers, and improve the effect of rock blasting with low cost of rock breaking.…”
Get full text
Article -
31
Coal Mine Gas Explosion Vulnerability Assessment Based on the “Glass Heart” Model
Published 2021-01-01“…Gas explosion, which is the main type of accidents reported in coal mines, comes with serious economic and safety consequences. …”
Get full text
Article -
32
Optimizing design and stability of open pit slopes in Tolay coal mine, Ethiopia
Published 2025-01-01Subjects: “…Coal mining…”
Get full text
Article -
33
Hydrogeochemical Evolution and Control Mechanism of Underground Multiaquifer System in Coal Mine Area
Published 2020-01-01Get full text
Article -
34
Multiparty Evolutionary Game Model in Coal Mine Safety Management and Its Application
Published 2018-01-01“…Coal mine safety management involves many interested parties and there are complex relationships between them. …”
Get full text
Article -
35
Retracted: Prediction of Coal Mining Subsidence Based on Machine Learning Probability Theory
Published 2022-01-01Get full text
Article -
36
Study on Temporal and Spatial Characteristics of Overlying Strata in the Deep Coal Mining Process
Published 2021-01-01“…The three-dimensional displacement field distribution nephogram of overlying strata in the process of coal mining is obtained. With the continuous advance of the working face, the roof strata of coal seam undergo the continuous dynamic subsidence process, and the roof subsidence increases continuously, showing the shape of “bowl” with sharp bottom. …”
Get full text
Article -
37
Gas drainage and utilization in coal mines in China: History, technological advances, and prospects
Published 2025-01-01“…Objective and Methods To promote the research and application of gas drainage and utilization technologies for coal mines, this study systematically summarizes the history of China’s coal mines transitioning from gas pumping to gas drainage, the accurate and effective gas drainage technologies for typical coal mining areas in China, and the latest applications of technologies related to safe gas gathering and transportation, as well as the utilization of gas with a full range of concentrations. …”
Get full text
Article -
38
Research on the Characteristics of Coal Bump and Monitoring and Early Warning in Hujiahe Coal Mine
Published 2022-01-01“…Under the high intensity mining disturbance, coal bump is easily triggered by the sudden release of large amount of elastic energy contained in the coal body, which seriously affects coal mine safety production. Triaxial experiments were used to study the damage characteristics of coal samples subjected to loading at the 401103 working face of Hujiahe coal mine, and the critical value of peak strength of coal samples was investigated. …”
Get full text
Article -
39
Robotics in underground coal mining: Enhancing efficiency and safety through technological innovation
Published 2024-01-01“…The aim of this paper is to explore how robotics can be applied to underground coal mining in order to make operations more efficient and safer with the help of technology. …”
Get full text
Article -
40
RETRACTED: Methods of power consumption in conditions of high-productive areas of coal mines
Published 2024-01-01Get full text
Article
