Results 91 to 100 of about 508 (188)

Electrorefining of Copper at Inclined Electrodes

open access: yesAsian Journal of Chemistry, 2014
Said M. Soliman, Abdel-Monem M. Ahmed
openaire   +1 more source

Effect of pH Hydrolysis on the Recovery of Antimony from Spent Electrolytes from Copper Production. [PDF]

open access: yesMaterials (Basel), 2023
Díaz Gutiérrez E   +3 more
europepmc   +1 more source

Cuprous hydrometallurgy: Part I. Electrorefining copper via acidic solutions of cuprous sulphate containing organic nitriles

open access: yes, 1975
Cuprous sulphate is stable in acid solutions containing organic nitriles. Such solutions may be used as electrolytes in the electrorefining of copper much like the aqueous cupric sulphate electrolytes.
Parker, A.J.   +3 more
core  

Fundamental studies of copper anode passivation during electrorefining: Part III The effect of thiourea [PDF]

open access: yes, 1998
Thiourea has been extensively used as a grain refiner in industrial copper electrorefining processes. The influence of thiourea on deposit structure and morphology has received considerable study; however, the effect of thiourea and its degradation ...
程璇, Cheng, X, Hiskey, JB
core  

A new process to recycle copper and copper alloy scrap

open access: yes, 2001
The present technological cycle to produce secondary copper includes two main steps: a preliminary thermal refining to produce cast anodes having a copper content of about 99%, followed by anode electrorefining to produce HSG copper.
LUPI, Carla, PILONE, Daniela
core  

Anode-support system for the direct electrorefining of cement copper .3. Pretreatment and process conditions to refine industrial cement

open access: yes, 1997
This paper describes the final part of a study on the utilization of a special anode-support system for the electrorefining of industrial cement copper produced by small mines.
Figueroa, M   +4 more
core  

Characterization and Deportment of Anode Impurities in Copper Electrorefining

open access: yes
The objective of this research was to study the deportment of the group 15 elements, arsenic, antimony and bismuth during copper electrorefining. Samples were collected from six industrial copper anodes with different compositions.
Campbell, Charles Michael
core  

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