نتایج جستجو برای: mineral recovery

تعداد نتایج: 265778  

2014
Linda Figueroa Christian Wolkersdorfer

The need for treatment of dilute metal contaminated water as a residual from mining and mineral processing facilities is ubiquitous. Electrochemical technologies have the potential to provide selective and measurable recovery of base metals from dilute mining influenced water. However, the technology is currently not widely used in the treatment of mining influenced water (MIW). The principles ...

2013
Hansang Jung Namju Lee Jongkyu Kim

The purpose of this study is twofold: to examine macro (calcium, magnesium, and phosphorus) and trace mineral (iron) concentration in oriental supplements (OS), and to define OS prevalence in elite athletes. Participants of this study were 928 varsity athletes (male: 680, female: 248) with 23 sports types. Recent 3-month dietary supplements (DS) and OS practice was surveyed during training peri...

2013
Chien-Wen Hou Yung-Shen Tsai Wei-Horng Jean Chung-Yu Chen John L Ivy Chih-Yang Huang Chia-Hua Kuo

BACKGROUND Deep oceans have been suggested as a possible site where the origin of life occurred. Along with this theoretical lineage, experiments using components from deep ocean water to recreate life is underway. Here, we propose that if terrestrial organisms indeed evolved from deep oceans, supply of deep ocean mineral water (DOM) to humans, as a land creature, may replenish loss of molecula...

M. Noaparast and R. Dehghan Simakani, M. Oliazadeh,

Application of gravity and magnetic separation methods to upgrade low grade Manganese ores from Venaj Mine has been reported elsewhere. This paper discusses the results of flotation tests, as well as combination of flotation and magnetic method to concentrate fine particles (less than 150 microns) of manganese ore. Results obtained from various direct and reverse flotation tests, using differen...

2012
Anora K. Burwell Taili Thula-Mata Laurie B. Gower Stefan Habeliz Michael Kurylo Sunita P. Ho Yung-Ching Chien Jing Cheng Nancy F. Cheng Stuart A. Gansky Sally J. Marshall Grayson W. Marshall

It was hypothesized that applying the polymer-induced liquid-precursor (PILP) system to artificial lesions would result in time-dependent functional remineralization of carious dentin lesions that restores the mechanical properties of demineralized dentin matrix. 140 µm deep artificial caries lesions were remineralized via the PILP process for 7-28 days at 37°C to determine temporal remineraliz...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2006
Sarawut Lunvongsa Tomonori Tsuboi Shoji Motomizu

A simple flow injection analysis (FIA) method is described for the sequential determination of iron and copper. The detection method for iron and copper is based on their catalytic activities in the oxidation reaction of N,N-dimethyl-p-phenylenediamine (DPD) with hydrogen peroxide. The sequential determination of iron and copper can be carried out by injecting two sample plugs into the FIA syst...

2016
V. Lishchuk P. Lamberg C. Lund

The main purpose of geometallurgy is to develop a model to predict the variability in the mineral processing performance within the ore body. Geometallurgical tests used for developing such a model need to be fast, practical and inexpensive and include as an input data relevant and measureable geological parameters like elemental grades, mineral grades and grain size. Important in each geometal...

Majid Tahmooresi Rahbar Rahimi

Flotation is the most important process for concentrating mineral ores. This process may occur in any vessel such as column flotation, which has been used widely during the last decade and the conventional flotation cells. The effect of superficial feed velocity on the copper recovery was investigated using pilot-scale column flotation of "Sarcheshmeh Capper Complex". The results were compa...

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