journal of the korea academia industrial https doi org 10 5762 kais 2017 18 4 438 cooperation society issn 1975 4701 eissn 2288 4688 vol 18 no 4 pp 438 ...
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...Journal of the korea academia industrial https doi org kais cooperation society issn eissn vol no pp a study on leaching and solvent extraction for recovery copper ore small scale mining in tanzania soon young soh yong jin chun ambrose j m itika department cosmetic science chungwoon university integrated materials engineering chemical dar es salaam abstract has abundant deposits but metal remains low there owing to lack suitable processes insufficient funds developing technologies accordingly methods from were studied with particular emphasis simple processing method chrysocolla was used as bearing mineral sulfuric acid reagent maximum concentration w obtained when particles sample smaller than solution g l stirring rate between rpm highest selectivity cu using lix kerosene ph range efficiency increased increasing however at values higher other ions extracted into organic phase more readily keywords hydrometallurgy corresponding author univ tel email sysohhot ac kr received january rev...