Coal mine solid waste backfill process in China: current status and challenges
L Bo, S Yang, Y Liu, Z Zhang, Y Wang, Y Wang - Sustainability, 2023 - mdpi.com
Coal mine solid waste backfill is a coal mining method employed to safeguard subterranean
and surface geological formations, as well as water resources, against impairment. It stands …
and surface geological formations, as well as water resources, against impairment. It stands …
[PDF][PDF] A review of underground mine backfilling methods with emphasis on cemented paste backfill
M Sheshpari - Electronic Journal of Geotechnical Engineering, 2015 - researchgate.net
Mining industry is a demanding sector for human advancement. Scarcity of economic
minerals near to ground surface has increased deep underground mining. Safety and …
minerals near to ground surface has increased deep underground mining. Safety and …
Multi-solid waste collaborative production of clinker-free cemented iron tailings backfill material with ultra-low binder-tailing ratio
X He, W Li, J Yang, Y Su, Y Zhang, J Zeng, F Dai… - … and Building Materials, 2023 - Elsevier
In order to improve the beneficiation efficiency, the ore have been ground finer or even
exceed the fineness of cement. The cost of the material rises as a result of ordinary …
exceed the fineness of cement. The cost of the material rises as a result of ordinary …
Subsidence prediction method based on equivalent mining height theory for solid backfilling mining
G Guo, X Zhu, J Zha, W Qiang - … of Nonferrous Metals Society of China, 2014 - Elsevier
Based on the characteristics of strata movement of solid backfilling mining technology, the
surface subsidence prediction method based on the equivalent mining height theory was …
surface subsidence prediction method based on the equivalent mining height theory was …
The recent progress China has made in the backfill mining method, Part II: The composition and typical examples of backfill systems
S Li, Z Zhao, H Yu, X Wang - Minerals, 2021 - mdpi.com
The backfill mining method is a widely used mining method in the major mines of China,
which can maximize the recovery of mineral resources and protect the environment …
which can maximize the recovery of mineral resources and protect the environment …
Experimental investigation of the mechanical properties and large-volume laboratory test of a novel filling material in mining engineering
Z Hong, Z Li, F Du, L Xu, C Zhu - … and Geophysics for Geo-Energy and …, 2023 - Springer
In this paper, a novel filling material was developed that consisted of a coal gangue and fly
ash mixture as the main material and a ground slag, quicklime and plaster mixture as the …
ash mixture as the main material and a ground slag, quicklime and plaster mixture as the …
[HTML][HTML] Experimental study on the effect of granular backfill with various gradations on the mechanical behavior of rock
Backfilling is a common practice in the mining industry and the backfilling performance plays
a significant role in supporting the surrounding rock mass. To evaluate the backfilling …
a significant role in supporting the surrounding rock mass. To evaluate the backfilling …
Tensile strength of cemented paste backfill for lead–zinc mill tailings: lab and in situ scenarios
Cemented paste backfilling (CPB) in underground mines is a widely accepted backfilling
technique. It has plenty of scope for application in Indian underground mines. Both the …
technique. It has plenty of scope for application in Indian underground mines. Both the …
Environmentally sustainable mining: a case study of intermittent cut-and-fill mining under sand aquifers
J Liu, W Sui, Q Zhao - Environmental Earth Sciences, 2017 - Springer
This paper presents an investigation on the effects of intermittent cut-and-fill mining on the
overburden failure under sand aquifers. In the intermittent cut-and-filling method, the panel …
overburden failure under sand aquifers. In the intermittent cut-and-filling method, the panel …
Influence of different W/C on the performances and hydration progress of dual liquid high water backfilling material
J Zuo, Z Hong, Z **ong, C Wang, H Song - Construction and Building …, 2018 - Elsevier
Sulfoaluminate cement-based high-water materials are widely used in coal and metal
mining. There are few reports on the water cement ratio (W/C) affecting the properties and …
mining. There are few reports on the water cement ratio (W/C) affecting the properties and …