Performance comparison of geopolymer and clay-cement grouting pastes and goaf effect evaluation of grouting backfilling method
Z Qin, Q Shi, D Qin, H Wang, Y Luo, W Wang - Frontiers in Materials, 2023 - frontiersin.org
The problem of goaf treatment has become more and more prominent, posing a significant
risk to the safety of transportation and causing environmental damage if it is not treated …
risk to the safety of transportation and causing environmental damage if it is not treated …
Study on preparation and performance of foamed lightweight soil grouting material for goaf treatment
Z Zhao, J Chen, Y Zhang, T Jiang, W Wang - Materials, 2023 - mdpi.com
The harm goafs and other underground cavities cause to roads, which could lead to
secondary geological hazards, has attracted increased attention. This study focuses on …
secondary geological hazards, has attracted increased attention. This study focuses on …
Study on rock and surface subsidence laws of super-high water material backfilling and mining technology: A case study in Hengjian coal mine
M Li, Y Yan, H Dai, Z Zhang - Sustainability, 2023 - mdpi.com
Research on the rock and surface subsidence laws of super-high water material backfilling
and mining technology can provide a scientific basis for liberating coal resources that are …
and mining technology can provide a scientific basis for liberating coal resources that are …
Analysis of the geomechanical phenomena that led to the appearance of sinkholes at the lupeni mine, Romania, in the conditions of thick coal seams mining with …
DP Marian, I Onica - Sustainability, 2021 - mdpi.com
Thick coal seam no. 3, block V, Lupeni mine was mined by longwall top coal caving (LTCC).
After the coal mining, the ground surface underwent continuous subsidence, but since 2008 …
After the coal mining, the ground surface underwent continuous subsidence, but since 2008 …
Field Measurement and Numerical Modelling Study on Mining‐Induced Subsidence in a Typical Underground Mining Area of Northwestern China
K Zhang, L Bai, P Wang, Z Zhu - Advances in Civil Engineering, 2021 - Wiley Online Library
Mining‐induced subsidence is a great concern for environmental protection in underground
mining areas in China and all over the world. In view of the fact that the research on land …
mining areas in China and all over the world. In view of the fact that the research on land …
Full changing of the load-bearing wall of the bunker's building of the coal mine
The main and very painful problem of the usages division of enterprises in Ukraine is the
running roofing of buildings. Regrettably, in the climatic zone of Ukraine, all buildings …
running roofing of buildings. Regrettably, in the climatic zone of Ukraine, all buildings …
[PDF][PDF] Assessment of the Tilt Phenomenon and the Tilt Distance of the Land as an Effect of Coal Mining, Jiu Valley Basin, Romania
The aim of the study was to evaluate the phenomenon of land tilting and the tilting distance
as a secondary effect of surface coal mining in the Jiu Valley area, Romania. To evaluate the …
as a secondary effect of surface coal mining in the Jiu Valley area, Romania. To evaluate the …
[PDF][PDF] Curvature and Radius of Curvature Variation in the Characterization of an Area Affected by Anthropogenic Mining Activities.
This study analyzed the curvature and radius of curvature in order to characterize an area
affected by anthropogenic coal mining activities. The study took place in an area located in …
affected by anthropogenic coal mining activities. The study took place in an area located in …
[PDF][PDF] Development of an integrated data management system for the monitoring of surficial deformations related to underground mining activity
L Ammirati, DN Mondillo, V Morra - fedoa.unina.it
In several countries, mining activity is vital for social and economic development.
Sometimes, the exploitation of deposits is related to resources of high economic value …
Sometimes, the exploitation of deposits is related to resources of high economic value …