نتایج جستجو برای: tailings dust
تعداد نتایج: 44270 فیلتر نتایج به سال:
Tailings dams, due to methods and materials used in their construction are vulnerable structures to earthquake. In many cases storage of water over tailings is required to prevent aerial pollution or reduction in water consumption by the means of a recycling system, therefore failure of these kinds of dams not only induce affects similar to conventional water dams, but also may lead to irrevers...
The former manganese ferroalloy plant and the remaining tailings are affecting quality of environment in Šibenik Bay, Croatia, even though industrial activities ceased more than 25 years ago. This study has revealed that main mineral phases present recently collected tailings, as well dust on roof during production period, bustamite Mn-oxides. same type Mn was also found sediments from Bay. Det...
investigations were carried out on coal tailings by conventional cell and column flotation techniques. tests were conducted to assess processing coal tailings of alborz markazi coal washing plant in iran by column flotation. the effects of reagent type/dosage were investigated with conventional flotation and their results were used in the performance of column flotation. also the effects of the...
Citation: Mevenkamp L, Stratmann T, Guilini K, Moodley L, van Oevelen D, Vanreusel A, Westerlund S and Sweetman AK (2017) Impaired Short-Term Functioning of a Benthic Community from a Deep Norwegian Fjord Following Deposition of Mine Tailings and Sediments. Front. Mar. Sci. 4:169. doi: 10.3389/fmars.2017.00169 Impaired Short-Term Functioning of a Benthic Community from a Deep Norwegian Fjord Fo...
Mining often results in the contamination of groundwater by metal, sulphate and radionuclide ions following their percolation from tailings impoundments. This chapter discusses the processes by which elements within tailings are transformed and translocated to groundwater and the role of aquifer characteristics and colloids in these processes. The prevention and remediation of contaminated grou...
Citation: Baselga-Cervera B, Romero-López J, García-Balboa C, Costas E and López-Rodas V (2018) Improvement of the Uranium Sequestration Ability of a Chlamydomonas sp. (ChlSP Strain) Isolated From Extreme Uranium Mine Tailings Through Selection for Potential Bioremediation Application. Front. Microbiol. 9:523. doi: 10.3389/fmicb.2018.00523 Improvement of the Uranium Sequestration Ability of a C...
Metagenomic exploration of microbial community in mine tailings of Malanjkhand copper project, India
Mine tailings from copper mines are considered as one of the sources of highly hazardous acid mine drainage (AMD) due to bio-oxidation of its sulfidic constituents. This study was designed to understand microbial community composition and potential for acid generation using samples from mine tailings of Malanjkhand copper project (MCP), India through 16S rRNA gene based amplicon sequencing appr...
Citation: Vare LL, Baker MC, Howe JA, Levin LA, Neira C, Ramirez-Llodra EZ, Reichelt-Brushett A, Rowden AA, Shimmield TM, Simpson SL and Soto EH (2018) Scientific Considerations for the Assessment and Management of Mine Tailings Disposal in the Deep Sea. Front. Mar. Sci. 5:17. doi: 10.3389/fmars.2018.00017 Scientific Considerations for the Assessment and Management of Mine Tailings Disposal in ...
The planting of trees on mine wastelands is an effective, long-term technique for phytoremediation of heavy metal-contaminated wastes. In this study, a pot experiment with seedlings of Koelreuteria paniculata under six treatments of local mine wastes was designed to determine the major constraints on tree establishment and to evaluate the feasibility of planting K. paniculata on manganese mine ...
Traditional processing of kaolin is achieved by dispersion of the mined ore and classification by means of multistage hydrocyclones. The inefficiencies inherent to cyclones produce a middling product that is commonly disposed back to the quarry. In this research recovery of kaolinite from tailings of the Zonoupz kaolin washing plant, which is located in Iran, was investigated by cationic flotat...
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