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Yifeng Yang, Jingshuai Luan, Jing Nie, Xin Zhang, Jiong Du, Gang Zhao, Lei Dong, Yong Fan, He Cui and Yubo Li
In the past, due to improper sludge treatment technology and the absence of treatment standards, some municipal sludge was simply dewatered and then sent to landfills, occupying a significant amount of land and posing a serious threat of secondary pollut...
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Shuyin Ma, Jianjun Cao, Qinghua Zhang and Sheng Xue
In order to study the influence law of gas desorption accumulation and emission characteristics under hydraulic fracturing, this experiment uses coal-rock adsorption?desorption test equipment to carry out isothermal desorption tests of water-bearing coal...
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Ming Li, Jun Tian, Yuliang Wang, Haiyang Zhang, Dongping Yang and Meng Lei
Realizing the rapid measurement of coal moisture content (MC) is of great significance. However, existing measurement methods are time-consuming and damage the original properties of the samples. To address these concerns, a coal MC intelligent measureme...
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Guna Bangun Persada, Putty Yunesti
Pág. 126 - 132
Briquettes are an essential product for metal mineral processing plants in Indonesia. One good alternative raw materials for briquettes that do not pollute the environment is the palm kernel shell. This research was conducted by making briquettes from pa...
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To better understand the physical and mechanical behavior of weakly cemented rock with different moisture contents for the success of water-preserved mining, this paper presents the systematic tri-axial compression tests on three typical rock samples (i....
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Sibongiseni Gloria Gaqa, Paul Watts
South African coal generally contains a high percentage of non-carbon mineral matter, which necessitates processing to remove the bulk of the non-carbon material. Such processing results in the formation of some 60 million tons of discard coal and betwee...
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Tafadzwa Makonese, Daniel M. Masekameni, Harold J. Annegarn
Informal fixed-bed coal-burning braziers are used extensively in low-income communities of South Africa for space-heating and cooking needs. An investigation was carried out on the effects of coal moisture content and coal quality on the thermal and emis...
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Hongwei Zhang, Zhijun Wan, Dan Ma, Bo Zhang and Peng Zhou
Injecting water into a coal seam to enhance the cohesive strength of coal and thus minimize and reduce the coal wall spalling risk must be considered in underground coal mining systems. In general, coal with low cohesive strength contains clay minerals w...
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Byung-Soo Yoo, Dae-Wook Park, Hai Viet Vo
Pág. 797 - 803
As the first time in Korea, bottom ash which is by-product of coal ash in power plant was recycled as fine aggregates in hot mix asphalt (HMA) mixtures. The bottom ash was used to replace the fine aggregate of HMA by various portions of fine aggregate wh...
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