Results 251 to 260 of about 5,404 (301)

Cavitation nanobubbles enhancing the flotation of microfine ilmenite and associated fundamentals. [PDF]

open access: yesUltrason Sonochem
Zhang F   +7 more
europepmc   +1 more source

Study of Reagent Scheme, Entrainment and Their Relationship in Chalcopyrite Flotation in the Presence of Bentonite and Kaolinite

open access: yesMinerals (Basel, Switzerland), 2022
Entrainment has been considered as an important factor affecting clayey ore flotation. In this study, the effect of reagent dosage on chalcopyrite flotation in the presence of bentonite and kaolinite was investigated through entrainment.
Yanhong Wang, Gu Guohua
exaly   +2 more sources

Intelligent Setting Method of Reagent Dosage Based on Time Series Froth Image in Zinc Flotation Process

open access: yesProcesses, 2020
It is well known that the change of the reagent dosage during the flotation process will cause the froth image to change continuously with time. Therefore, an intelligent setting method based on the time series froth image in the zinc flotation process ...
Zhaohui Tang   +2 more
exaly   +2 more sources
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Chelating reagents for flotation

Minerals Engineering, 2007
The paper provides a review of the studies performed, starting from the 1970 up to today by Italian National Council’s Mineral Processing Institute, to develop application for the use of chelating reagents in the flotation of metallic minerals. A summary is given of the various phases through which the studies progressed, starting by employing ...
Marabini AM   +3 more
openaire   +2 more sources

Study on the Improvement of Emulsified Flotation Reagent

2012 Third International Conference on Digital Manufacturing & Automation, 2012
Flotation experiments for Shanxi Dianping coal were carried out by diesel oil, ZFC and ZFC-1, and superior flotation parameter combinations of which were researched. The results show that ZFC-1 has better collectivity and selectivity to coal sample. The ZFC-1 clean coal recovery increases by 2.47% and 2.93% than diesel oil and ZFC, respectively, and ...
Yana Bai   +3 more
openaire   +1 more source

Probability density function of bubble size based reagent dosage predictive control for copper roughing flotation [PDF]

open access: yesControl Engineering Practice, 2014
As an effective measurement indicator of bubble stability, bubble size structure is believed to be closely related to flotation performance in copper roughing flotation. Moreover, reagent dosage has a very important influence on bubble size structure. In
Jianyong Zhu   +2 more
exaly   +2 more sources

Comprehensive assessment of flotation reagents by their influence on metal losses and flotation selectivity

Izvestiya Vuzov. Tsvetnaya Metallurgiya (Universities' Proceedings Non-Ferrous Metallurgy), 2021
The paper proposes a method for quick estimation of the average floatability of minerals according to the kinetic experiment, without finding the flotation spectrum where first moments of distribution are calculated by the coefficients of the polynomial approximation of the kinetic curve in the logarithmic form.
V. I. Bragin   +3 more
openaire   +1 more source

Reagents in iron ores flotation

Minerals Engineering, 2005
The role of reagents utilised in iron ores flotation is reviewed. Desliming and flotation stages should be performed at pH levels as low as possible to reduce the expenses with caustic soda. Ether amines are by far the mostly utilised class of collector. The degree of neutralisation of the ether amine is an important process parameter.
A.C. Araujo, P.R.M. Viana, A.E.C. Peres
openaire   +1 more source

The influence of the reagent suite on the flotation of ores from the Merensky reef

open access: yesMinerals Engineering, 2005
A number of operations recover platinum group elements (PGE) from the Merensky reef in the Bushveld Complex, South Africa. The Merensky reef contains approximately 1% sulphides in the form of chalcopyrite, pentlandite and pyrrhotite, and the PGE’s are ...
J. Wiese   +5 more
exaly   +2 more sources

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