electrowinning

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electrowinning

(ɪˌlɛktrəʊˈwɪnɪŋ)
n
a means of extracting metal from ore using electrolysis
References in periodicals archive ?
Tenders are invited for 500A, 6V Dc Power Source (Rectifier) For Copper Electrorefining
Pyrometallurgical process includes matte smelting, converting, fire refining, and electrorefining of blister copper [1].
amount of plutonium would require adding electrorefining furnaces,
When a copper anode dissolves during electrorefining in the refinery tank house, slimes (insoluble material) are continuously released from the anodes and deposit at the bottom of the cells.
Copper electrorefining and zinc electrowinning have also pollution problems, but these are manageable.
The cell has a simple construction, easy to clean, it has low cost price and it can be used outside galvanic processes and to study other electrochemical processes such as: electrochemical corrosion, electrorefining, dimensional controlled anodic processing.
However, the sulphides are naturally incorporated during electrorefining of the nickel by breakdown of levelling agents so there is a degree of convenience for the nickel mining companies made a virtue in the 1960s and copyrighted
Applied Electrochemistry: Corrosion, Electroplating, Electrorefining and Electrowinning of Metals, Electro-synthesis, Batteries, etc.
In a study of the influence of nickel on the electrorefining of copper in a secondary smelter it was found that passivation effects occurred during electrorefining with high Ni concentrations(53).
The pyrometallurgy tasks are the development of exhaustive electrolysis and electroreduction techniques as well as demonstration of electrorefining using irradiated metallic fuels.
In Session 3, Molecular Recognition Technology (MRT) during copper electrorefining and electrowinning was reported to have removed impurities such as bismuth, antimony, iron and chloride from the electrolyte, and cobalt was recovered from barren solution.
The electrorefining and electroplating processes may be put on a firm scientific basis today.