Results 61 to 70 of about 4,858 (225)

Study on pH change characteristics of coal-water slurry containing potassium permanganate under the action of H2S

Desalination and Water Treatment
Based on the response surface methodology, the pH change characteristics of coal-water slurry containing potassium permanganate (KMnO4) under the action of hydrogen sulfide (H2S) were studied, and the relationship between the factors of coal seam H2S ...
Qigen Deng, Chaosi Liu, Mengmeng Yao, Zhecheng Zhang   +3 more
doaj   +1 more source

Mechanisms of Roadway Instability and Coupled Control Technology for Working Face Passing Through Fault Zones

Energy Science &Engineering, EarlyView.
This study mainly explores the instability characteristics of roadways near faults in the working face. Taking the 51104 transportation roadway of the 51104 working face in Shengxin Coal Mine as the main research object, through theoretical analysis, borehole inspection, numerical simulation and on‐site mine pressure observation, the instability ...
Shuaifeng Yin, Yitao Yan, En Wang, Xubo Zhao, Kanglei Han   +4 more
wiley   +1 more source

Effect of slurry conditioning on flocculant-aided filtration of coal tailings studied by low-field nuclear magnetic resonance and X-ray micro-tomography

International Journal of Mining Science and Technology, 2020
The present work aimed to study the effect of slurry conditioning on flocculant-aided filtration of coal tailings by the analysis of filtration kinetics and filter cake structure.
Pengfei Hu, Long Liang, Guangyuan Xie, Shaoqi Zhou, Yaoli Peng   +4 more
doaj   +1 more source

Fabrication of a Functional Composite Material Using Waste Concrete Powder and Polyethylene

Polymer Composites, EarlyView.
Preparation and experimental verification of functional composite materials using waste concrete powder and polyethylene. ABSTRACT This study investigated the fabrication of a functional composite material using waste concrete powder (WCP), which is a novel method for effectively utilizing waste concrete.
Yasuyuki Kanda, Tsuguri Kusumoto
wiley   +1 more source

Coal and gas outburst prevention using new high water content cement slurry for injection into the coal seam

International Journal of Mining Science and Technology, 2017
As coal and gas outburst is one of the most serious mine disasters, it is very important to at least control it if not prevent it from occurring. Injecting cement slurry or grouting into the coal seam can strengthen the seam, increase its rigidity ...
Peiling Zhou, Yinghua Zhang, Zhi'an Huang, Yukun Gao, Hui Wang, Qiang Luo   +5 more
doaj   +1 more source

Solvent‐Free Fabrication of Eco‐Friendly pH‐Sensitive Smart Films From Poly(Butylene Succinate) and Red Cabbage Anthocyanin for Tracking of Chicken Breast Spoilage

Polymer Engineering &Science, EarlyView.
Smart label design. ABSTRACT The growing interest to ensure food safety requires the development of smart indicator systems that are capable of real‐time tracking of spoilage, particularly for perishable foods. Therefore, the purpose of this work is to fabricate eco‐friendly, industrially viable pH‐sensitive smart films via solvent‐free melt ...
Bedriye Ucpinar
wiley   +1 more source

Biodesulphurisation of coal [PDF]

, 2001
The emission of sulphur oxides during the combustion of coal is one of the causes of an environmental problem known as acid rain. Biodesulphurisation technology applied as a method to remove sulphur before coal combustion was investigated in
Prayuenyong, Pakamas, Prayuenyong, P.
core  

Recent advances in Joule‐heating synthesis of functional nanomaterials for photo and electrocatalysis

PhotoMat, EarlyView.
This paper presents a comprehensive overview of recent advancements in Joule‐heating synthesis of photo and electrocatalysts, emphasizing its benefits and applications. The objective is to offer an effective strategy for enhancing the diversity and performance of catalytic materials.
Jiaqi Li, Laiyu Luo, Siyu Wang, Haojie Song, Baojiang Jiang   +4 more
wiley   +1 more source

Water Quality Considerations in the Slurry Pipelining of Coal [PDF]

, 1981
Interest in the use of slurry pipelines for the movement of large volumes of coal over long distances has increased rapidly during the last decade.
Moore, James W.
core   +1 more source

47-AA-79 IGNITION AND COMBUSTION OF ISOLATED COAL WATER SLURRY DROPLET [PDF]

, 2020
A digital image processing technique is used to investigate the ignition and combustion characteristics of an isolated coal water slurry droplet in low Re flow.
Tanmoy Bhadra, Kalyan Annamalai
core