TAILINGS

作品数:203被引量:705H指数:13
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Performance of stabilized copper mine tailings with freeze-thaw and wet-dry seasonal cycles
《Journal of Rock Mechanics and Geotechnical Engineering》2025年第3期1418-1428,共11页Uddav Ghimire Tejo V.Bheemasetti Hee-Jeong Kim 
the W.M.Keck Center for Nano-Scale Imaging in the Department of Chemistry and Biochemistry at the University of Arizona(Grant No.RRID:SCR_022884),with funding from the W.M.Keck Foundation Grant.
Approximately 3.44 billion tons of copper mine tailings(MT)were produced globally in 2018 with an increase of 45%from 2010.Significant efforts are being made to manage these tailings through storage facilities,recycli...
关键词:Copper mine tailings(MT) Stabilization Seasonal cycles Cold and arid region 
Rheological Properties of Phosphorus Tailings-cement-microsilica Mixed Slurry
《China's Refractories》2025年第1期43-50,共8页WANG Xiujuan WEI Yaowu WANG Jingran HE Junming ZHANG Jin YOU Dahai 
Hubei Provincial Key Research Program Project(2023BCB099).
Utilizing phosphorus tailings as the raw material for foam concrete is a key approach to achieving sustainable and efficient resource utilization.During the preparation of phosphorus tailings-based foam concrete,slurr...
关键词:phosphorus tailings SLURRY rheology THIXOTROPY 
Determination of Heavy Metal Adsorption Capacity of Water Contaminated by Metallurgical Tailings Leaching Using Carbohydrates Derived from Solanum tuberosum
《Advances in Chemical Engineering and Science》2025年第1期31-46,共16页Walther B. Aparicio-Aragón Salomon Ttito-León Marleni Y. Valencia-Pacho 
Water contamination in areas of formal and informal polymetallic mining is a growing concern in the Peruvian highlands. At the same time, there are agricultural activities that use contaminated water from these rivers...
关键词:Heavy Metals Adsorption Potato Derivatives ISOTHERM Polluted Water 
Characterization and acid leaching of rare earth elements in coal gangue using pretreatment of selective grinding,tailings discarding and alkali roasting
《Journal of Rare Earths》2025年第2期384-396,I0006,共14页Xiaorui Wang Wei Cheng Ruidong Yang Jingkun Zang 
Project supported by the National Natural Science Foundation of China(51964009)。
Co-associated rare earth elements(lanthanide and yttrium,REY)in coal and its by-products have been considered important potential nontraditional rare earth sources.In this study,a coal gangue sample collected from a c...
关键词:Coal gangue Rare earth elements Selective grinding Tailings discarding Alkali roasting LEACHING 
Technical Proposal for the Recovery of Iron Tailings in Dams in the Context of a Circular Economy
《Journal of Geoscience and Environment Protection》2025年第1期387-396,共10页Vidal Félix Navarro Torres Geraldo Aparecido do Vale Eduardo da Rosa Aquino 
The objective of this study is to present a tailings recovery project in a dam located in northern Brazil;the tailings in this dam have high concentrations of iron. The sustainable recovery of mineral resources can be...
关键词:TAILINGS DREDGING Iron Content Circular Economy 
Synthesis of ternary geopolymers using prediction for effective solidification of mercury in tailings
《Journal of Environmental Sciences》2025年第1期392-403,共12页Xuan Lu Jinfa Guo Fang Chen Mengkui Tian 
supported by the National Key R&D Projects of China(No.2018YFC1801706-01);the National Natural Science Foundation of China(No.22162007);the Science and Technology Supporting Project of Guizhou Province(No.[2021]480,[2023]379);the Wengfu(Group)Co.,Ltd.Technology Development Project(No.WH-220787(YF));the Project from Guizhou Institute of Innovation and Development of Dual-carbon and New Energy Technologies(No.DCRE-2023-05)。
This study used steel slag,fly ash,and metakaolin as raw materials(SFM materials)to create silica-alumina-based geopolymers that can solidify Hg^(2+)when activated with sodiumbased water glass.The experiments began wi...
关键词:MERCURY GEOPOLYMER SOLIDIFICATION TAILINGS 
Mechanisms for clay-polymer interactions in the treatment of mature fine tailings:A review
《Petroleum Science》2024年第6期4427-4445,共19页Wen-Yuan Sun Hongbo Zeng Tian Tang 
the financial supports from National Natural Science Foundation of China(Grant number:52304071);MOE Key Laboratory of Petroleum Engineering(China University of Petroleum,Grant number:2462024PTJS002)。
Chemical flocculants are widely used in treating mature fine tailings(MFT)produced during bitumen extraction processes,among which polymers with high molecular weight(HMW)have demonstrated efficacy in dewatering and c...
关键词:Mature fine tailings Polymer flocculants Clay particles ASPHALTENE 
Effects of Biogas Slurry Application Years on Remediation of Pennisetum×sinese on Soil Physical and Chemical Properties and Microorganisms of Rare Earth Tailings
《Agricultural Biotechnology》2024年第6期22-27,33,共7页Shiyi FU Zhimei WANG Wei LOU Zhiyong WU Sha LUO Guorong NI 
[Objectives]This study was conducted to analyze the effects of continuous application of biogas slurry for many years on soil ecosystem restoration of rare earth tailings by planting Pennisetum×sinese,in order to pro...
关键词:Biogas slurry Application period Rare earth tailings Soil physical and chemical properties Soil microorganism 
Effects of Using Municipal Solid Waste Incineration Tailings as Lightweight Aggregate on the Mechanical Properties of Specified Density Concrete
《Journal of Wuhan University of Technology(Materials Science)》2024年第5期1229-1245,共17页SHANG Minggang FENG Qiong ZHANG Yunsheng HE Zhongmao QIAO Hongxia XUE Cuizhen WANG Jinpen HAN Yuehui 
Funded by the National Natural Science Foundation of China(Nos.U21A20150,52208249,51878153,52108219,52008196,52178216);Research and Demonstration of Key Technologies of Green and Smart Highways in Gansu Province(No.21ZD3GA002);Gansu Provincial Natural Science Foundation(No.23JRRA799);Key Projects of Chongqing Science and Technology Bureau(No.2021jscx-jbgs0029)。
Municipal solid waste incineration tailings were used as lightweight aggregate(MSWIT-LA)in the preparation of specified density concrete to study the effects on compressive strength,axial compressive strength,flexural...
关键词:municipal solid waste incineration tailings X-ray computed tomography lightweight aggregate MICROHARDNESS principal component analysis 
Malargüe Site Remediation:A Successful Solution for Uranium Mill Tailings
《原子能科学技术》2024年第10期2088-2094,共7页BARARI E DíAZ J G GIOMIA KEMPF R A 
Comisión Nacional de Energía Atómica (CNEA) has the responsibility for restoring uranium mining facilities once the operations have finished.CNEA,within its Environmental Program and in compliance with its legal re...
关键词:remediation radionuclide transfer TAILINGS ENCAPSULATION SOLUTION sustainable 
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