Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
Studies On The Bioremediation Of Cr (VI) Using Serratia Marcescens And Natural Bacterial Isolates
By M. V. Sowmya
Batch biosorption experiments were carried out for the bio-remediation of Cr (VI) ions from aqueous solutions using Serratia marcescens, a Gram negative, heterotroph and Gram positive bacterial isolat
Sep 1, 2012
-
Froth Properties and Its Effect on Lab-Scale Flotation of a Carbonaceous Sedimentary Apatite Ore
By Duong Huu Hoang, Nathalie Kupka, Urs A. Peuker, Martin Rudolph
"The froth ability, froth stability and the froth structure are strong influences in flotation process i.e. on water recovery, bubble size, entrainment of gangue particle, flotation rate constants, gr
Jan 1, 2018
-
Integrated Gold Deportment Methodology for Complex Refractory Copper Gold Ore
By John Jiang, Brian R. Hart, Stamen S. Dimov, Aparup Chattopadhyay, Barun K. Gorain
"This paper presents a systematic approach to metallurgy diagnostics using an integrated gold deportment methodology developed for complex refractory gold and copper-gold ore bodies. Quantification of
Jan 1, 2018
-
Pre-concentration of vanadium from mica stone coal through combined technologic process
By Shenxu Bao, Ying Bian, Xiang Liu, Liuyi Ren, Yimin Zhang, Chun Liu
Efficient enrichment of high-carbon low-grade mica stone coal containing vanadium is a key problem in the mineral processing field, and the mature beneficiation process is yet to be developed and appl
Jan 1, 2014
-
Experimental Analysis of NGM Coal Particles Behaviour in DMC
By R. Shiva Kumar, G. E. Sreedhar, Rajan Kumar, K. Suresh, A. K. Aketi Veera, M. Narasimha, P. S. Jodan
"In most of the coal washeries, Dense Medium Cyclone’s (DMC) are deployed to treat coarse coal fraction in the range of 50-0.5 mm. DMC’s are very popular due to its ability of high tonnage, ease of op
Jan 1, 2018
-
Gravity separation and flotation of fine particles using the Reflux Classifier platform
By Kevin Galvin, Simon Iveson
Fine particles are the most valuable because they are the most liberated. However, they are also the most expensive and difficult to recover and concentrate. The Reflux Classifier is a novel invention
Jan 1, 2014
-
Development of starch based compounds as dispersant for the formulation of a stable concentrated of coal-water slurry
By Pramila Misra, Jibardhan Meher, Debadutta Das
The concentrated coal-water slurry has been receiving considerable attention recently due its ability to replace fossil fuels. Attainment of stable and concentrated slurry has been succeeded so far th
Jan 1, 2014
-
Enrichment Of Chromium Tailings In Albania
By G. Demi
The biggest chromium mineral processing plant in Albania is Bulqiza plant. It has been in operation for more than 20 years, treating low-grade chromium ores grade 20 ? 26 % Cr2O3 and producing chromiu
Sep 1, 2012
-
Heap Leach Modeling: Analysis and Optimization with CFD Technology
By J. E. Gebhardt, D. McBride, T. N. Croft, M. Cross
"Heap leaching is well-established as a relatively low-cost and low-energy method of extracting metals from low grade ores. However, the design methodology, attention to the engineering details during
Jan 1, 2018
-
Study of the Separation of Low Grade Limonite
By B. Y. Tuo
This article presents results of studies performed to determine the feasibility of using low-grade limonite ores from Yunnan deposit. Laboratory tests and commercial trials have shown that the magneti
Jan 1, 2014
-
Non-traditional High-energy Methods for Disintegration and Breaking-up of Fine-disseminated Mineral Complexes from Refractory Precious Metal Ores
By V. A. Chanturiya
There is an obvious disproportion in Russia gold-mining industry between the structure of gold reserves and the gold-mining techniques. The bulk of gold (over 70%) is extracted from alluvial deposit,
Jan 1, 2014
-
Modification Technologies of Graphite Intercalation Compounds and Their Applications
By F. Y. Kang
Graphite with layers structure is easily to form graphite intercalation compounds (GICs) by means of intercalation reactions due to the weak cohesion force among carbon layers, van der Waal?s interact
Jan 1, 2014
-
Heap biooxidation gold copper flotation tailings
By Dmitriy Kim, Natalya Ibragimova, Galina Sedelnikova
Gold and copper are lost in flotation tailings in mineral processing of copper-zinc-pyrite ores. Large resources of precious and base metals have accumulated in tailing ponds of Russian plants. Object
Jan 1, 2014
-
Phosphate as a Potential Substitute for Dichromate, When Depressing Galena in Copper and Lead Separation
By Ingvar Ymén, Alexandra Lundmark
"The depressive effect of dichromate on galena was evaluated with chemical experiments and small-scale depression experiments at a pH of around 12. The depressive effect was measured with Dynamic Vapo
Jan 1, 2018
-
Removal of mica from crushed sand by high pressure washing
By Matheus Tocchini, Henrique Kahn, Juliana Antoniassi, Carina Ulsen, Eldon Masini
"Sand and gravel are the second and third largest minerals in production in Brazil, and this is increasing noticeably. The extraction of natural sand from river beds is increasingly restricted and mos
Jan 1, 2014
-
Granular Flow Modeling In Tumbling Mills
By Indresan Govender
A continuum based granular flow model of charge motion that combines the inherent frictional nature of particles with its distinctly fluid-like structure is presented. Starting with Newton?s 2nd Law o
Sep 1, 2012
-
Iron Precipitation in Sulphuric Acid Under Pressure Oxidation Conditions at Elevated Temperatures
By Rhulani F. Maluleke, Francis W. Petersen, John H. Marsh, Johann de T. Steyl, Allan Nesbitt
"Pressure leaching of chalcopyrite and nickeliferrous pyrrotite at temperatures between 105 and 200 ºC has been proposed as a potentially viable route for the extraction of mineral elements from sulph
Jan 1, 2003
-
Mapping and Development of Shredding Plant Stream to Improve Quality and Quantity of Recycled Materials and Protect Environment
By H. R. Manouchehri
Sustainable development requires the optimal use of natural resources and recycling of the wastes. In fact recycling is the final productive use of obsoletes. ELVs, obsolete appliances and industrial
Jan 1, 2014
-
Development and Application of Complex Flashing-field Magnetic Cleaner
By W. L. Jiang
Reverse-flotation technology is often applied in iron ore dressing plant, in order to enhance the quality of iron concentrate from magnetic separation. However, this technology has disadvantages in op
Jan 1, 2014
-
Optimizing of Roller Press Forming Cavity Profile Using Finite Element Simulation
By R. T. Dec
Current industrial compacting and briquetting practices are largely based on trial-and-error techniques. This paper introduces a two-dimensional finite element model of briquetting process in the roll
Jan 1, 2014