Rheological behavior of paste in metal mines

A Wu, Z Ruan, J Wang - International Journal of Minerals, Metallurgy and …, 2022 - Springer
Cemented paste backfill (CPB) has been one of the best practical approaches for tailings
management and underground goaf treatment. Paste rheology is a science to study the flow …

Exploring the link between ultrasonic and strength behavior of cementitious mine backfill by considering pore structure

M Sari, E Yilmaz, T Kasap, S Karasu - Construction and Building Materials, 2023 - Elsevier
Understanding the porosity/pore linkage and strength properties of cementitious mine
backfill (CMB) is essential for the design of underground mining filling. Adoption of new …

Mechanical properties, crack evolution and damage characteristics of prefabricated fractured cemented paste backfill under uniaxial compression

X Song, Y Hao, S Wang, L Zhang, W Liu, J Li - Construction and Building …, 2022 - Elsevier
The existence of joints and fractures will inevitably affect the mechanical behavior and crack
propagation law of the backfill, and then degrade the stability and accelerate the damage …

[HTML][HTML] Acoustic emission source location method and experimental verification for structures containing unknown empty areas

L Dong, Q Tao, Q Hu, S Deng, Y Chen, Q Luo… - International Journal of …, 2022 - Elsevier
Acoustic emission (AE) localization plays an important role in the prediction and control of
potential hazardous sources in complex structures. However, existing location methods …

Predicting long-term impact of cementitious mine fill considering sand as a copper-tailings substitution

T Kasap, E Yilmaz, M Sari, S Karasu - Powder Technology, 2023 - Elsevier
It is of great importance to use different materials or techniques to enhance the
quality/behavior of cementitious mine fill (CMF). This leads the mining industry to evaluate …

Understanding the static rate dependence of early fracture behavior of cemented paste backfill using digital image correlation and acoustic emission techniques

Y Zhou, S Yin, K Zhao, L Wang, L Liu - Engineering Fracture Mechanics, 2023 - Elsevier
In mining engineering practice, cemented paste backfill (CPB) are subjected to loads at
different static rates, so it is crucial to clarify the mechanical evolution mechanism of CPBs at …

Influence of the use of corn straw fibers to connect the interfacial transition zone with the mechanical properties of cemented coal gangue backfill

H Wang, G Feng, T Qi, X Gao, C Wang, L Wang… - … and Building Materials, 2023 - Elsevier
Cemented coal gangue backfill (CCGB) is a cement-based mixture containing coarse
aggregates and is used to fill the goaves of underground coal mines. However, CCGB …

[HTML][HTML] Experimental study on the mechanical properties and consolidation mechanism of microbial grouted backfill

X Deng, Y Li, F Wang, X Shi, Y Yang, X Xu… - International Journal of …, 2022 - Elsevier
Backfill mining technology is the practice of returning waste materials underground for both
disposal and geotechnical stability, however, a challenge with current technologies is that …

[HTML][HTML] Mechanical properties and damage evolution characteristics of waste tire steel fiber-modified cemented paste backfill

S Cao, C Che, Y Zhang, C Shan, Y Liu, C Zhao… - International Journal of …, 2024 - Elsevier
During the process of constructional backfill mining, the cemented paste backfill (CPB)
typically exhibits a high degree of brittleness and limited resistance to failure. In this study …

[HTML][HTML] Key theory and technology of cemented paste backfill for green mining of metal mines

A Wu, Y Wang, B Xiao, J Wang, L Wang - Green and Smart Mining …, 2024 - Elsevier
To reduce or eliminate environmental damage during mining processes, green mining
practices have emerged as a focal point in China's metal mining research. Cemented paste …