|
|
|
|
|
Sixu Liu, Jianfei Xu, Nan Zhou, Yuzhe Zhang, Chaowei Dong and Zhuo Lv
The mining of coal resources is accompanied by a large amount of solid waste such as gangue, which seriously affects the ecological environment. The gangue grouting backfilling technique can achieve the dual goals of gangue disposal and surface deformati...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sen Yang, Nong Zhang, Xiaowei Feng and Jiaguang Kan
Time-dependent deformation of coal is a major concern for deep coal mining. When experiencing high stress conditions, the enhanced time-dependent deformation of coal will become a very possible factor to trigger the violent failure of underground opening...
ver más
|
|
|
|
|
|
|
|
|
|
|
Deyu Qian, Nong Zhang, Dongjiang Pan, Zhengzheng Xie, Hideki Shimada, Yang Wang, Chenghao Zhang and Nianchao Zhang
The stability of underground openings is pivotal to sustainable safe mining in underground coal mines. To determine the stability and tunneling safety issues in 800-m-deep underground openings through large fault zones in argillaceous rocks in the Guqiao...
ver más
|
|
|
|
|
|
|
|
|
|
|
Thanaya I.N.A.
Pág. 36 - 43
This paper described an investigation and evaluation which was carried out in the United Kingdom-UK, on the properties of masonry building block materials that incorporate waste materials, namely: steel slag, crushed glass, coal fly ash, rice husk ash (R...
ver más
|
|
|
|
|
|