a means of extracting metal from ore using electrolysis
electrowinning in American English
(iˌlektrouˈwɪnɪŋ)
noun
Physical Chemistry
the recovery of metal from metallic salts by means of electrolysis; electroextraction
Word origin
[1935–40; electro- + winning]This word is first recorded in the period 1935–40. Other words that entered Englishat around the same time include: Rhodesian ridgeback, aeroembolism, complementation, prime mover, walk-throughelectro- is a combining form representing electric or electricity in compound words. Other words that use the affix electro- include: electrocautery, electrograph, electrolysis, electrolyte, electroreceptor
Examples of 'electrowinning' in a sentence
electrowinning
Ni was deposited on copper electrodes by electrowinning.
Coman V., Robotin B., Ilea P. 2013, 'Hydrometallurgical Processing and Recovery of Nickel from Spent Cathode Ray Tubes',E3S Web of Conferenceshttp://dx.doi.org/10.1051/e3sconf/20130131004. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Two commercial resins were evaluated for the extraction of iron from a copper electrowinning solution.
Parada, F., Dreisinger, D., Wilkomirsky, I. 2010, 'Evaluación de resinas de intercambio iónico para el control del hierro en solucionesde electro-obtención de cobre', Revista de Metalurgiahttp://revistademetalurgia.revistas.csic.es/index.php/revistademetalurgia/article/view/988/999. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
It occurs under similar conditions applied for electrowinning or electrodeposition.
S.G. Viswanath, Manish M. Jachak 2013, 'Preliminary study on auto-electrodeposition of copper, cadmium, nickel, and cobaltin acid and glycerol medium', Metallurgical & Materials Engineeringhttp://metall-mater-eng.com/index.php/home/article/view/174. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Production of ultrafine zinc powder from industrial wastes by electrowinning in alkaline solution was studied.
Zhao Youcai, Li Qiang, Zhang Chenglong, Jiang Jiachao 2013, 'Production of ultrafine zinc powder from wastes containing zinc by electrowinningin alkaline solution', Brazilian Journal of Chemical Engineeringhttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-66322013000400017&lng=en&tlng=en. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
For the antimony extraction, electrowinning has also been considered.
Balá Peter 2000, 'Extraction of antimony and arsenic from sulphidic concentrates', Acta Montanistica Slovacahttp://actamont.tuke.sk/pdf/2000/n3/12balaz.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Prepared compounds may be also used as substrates for electrowinning of binary and ternary rhenium alloys.
Katarzyna Leszczyńska-Sejda, Grzegorz Benke, Dorota Kopyto, Michał Drzazga, MateuszCiszewski 2019, 'Application of Ion Exchange for Preparation of Selected Metal Perrhenates—Precursorsfor Superalloy Production', Metalshttps://www.mdpi.com/2075-4701/9/2/201. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Toward this end, the pyroprocess was classified into four kinds of unit processes: pretreatment, electrochemical reduction, electrorefining and electrowinning.
Sungki Kim, Wonil Ko, Sungsig Bang 2015, 'Analysis of Unit Process Cost for an Engineering-Scale Pyroprocess Facility Usinga Process Costing Method in Korea', Energieshttp://www.mdpi.com/1996-1073/8/8/8775. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Comparisons are firstly made with other recovery techniques, including precipitation, activated carbon adsorption, solvent extraction, electrowinning and mesoporous silica adsorption.
Zhonglin Dong, Tao Jiang, Bin Xu, Yongbin Yang, Qian Li 2017, 'Recovery of Gold from Pregnant Thiosulfate Solutions by the Resin Adsorption Technique',Metalshttps://www.mdpi.com/2075-4701/7/12/555. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)