Crud formation: Field studies and fundamental studies

4th International Conference COPPER 99-COBRE 99

Volumn 4, Issue , 1999, Pages 291-304

  Virnig, Michael J ^a   Olafson, Stephen M ^a   Kordosky, Gary A ^a   Wolfe, George A ^a  

^a HENKEL CORPORATION   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ADSORPTION; COSTS; HYDROMETALLURGY; ORGANIC SOLVENTS; SOLVENT EXTRACTION;

CRUD FORMATION; SOLVENT EXTRACTION CIRCUIT; THERMODYNAMIC MODIFIER;

COPPER METALLURGY;

EID: 0033489453     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (13)

1. T. Burniston, J. N. Greenshields, and P.E. Tetlow, "A Review of Solids Handling and Crud Control in Operating Copper Solvent Extraction Plants", Paper presented at SME Annual Meeting, Denver, Colorado, USA, February, 1991.
2. G. M. Ritcey "Crud in Solvent Extraction Processing - A Review of Causes and Treatment", Hydrometallurgy, Vol. 5, 1980, 97-107.
3. E. H. Loesch, "Characterization of Copper Solvent Extraction Cruds Using Cold Stage Scanning Electron Microscopy", Project 7081 for U. S. Bureau of Mines, Twin Cities, Final Report, 31 May, 1981.
4. R. F. Dalton, C. J. Maes, and K. J. Severs, "Aspects of Crud Formation in Solvent Extraction Systems", Paper presented at Arizona Conference of AIME, Tucson, Arizona, USA, 5 December, 1983.
5. F. Chen, H. Ma, H. Freiser, and S. Muralidharan, "Kinetics of Extraction and Its Correlation with Centrifugal Partition Chromatographic Efficiencies", Langmuir, Vol. II, 1995, 3235 - 3242.
6. C. A. Hughes, H. A. Evans, and L. J. Warren, "Investigation of the Role of Silica in the Formation of Cruds in a Hydroxyoxime/Sulfuric Acid Solvent Extraction System", Value Adding Through Solvent Extraction Vol. 2 Proceedings of the International Solvent Extraction Conference '96, D. C. Shallcross, R. Paimin, and L. M. Prvcic, Eds., Melbourne, Australia, 1996, 1277 - 1282.
7. K. C. Hughes and M. T. Forsyth, "Phase Disengagement Problems in Solvent Extraction", Value Adding Through Solvent Extraction Vol. 1 Proceedings of the International Solvent Extraction Conference '96, D. C. Shallcross, R. Paimin, and L. M. Prvcic, Eds., Melbourne, Australia, 1996, 751-756.
8. G. A. Kordosky, J. M. Sierakoski, and J. E. House, "The LIX® 860 Series: Unmodified Copper Extraction Reagent", Proceedings of the International Solvent Extraction Conference '83, Denver, Colorado, USA, 191-192.
9. G. A. Kordosky, S. M. Olafson, T. L. Crandell, and G. A. Wolfe, "Pilot Plant Studies on the Relationship between Copper Solvent Extraction Reagents and Crud Formation", Paper presented at SME Annual Meeting, Phoenix, Arizona, USA, 12 March, 1996.
10. R. P. Sperline, Y. Song, E. Ma, and H. Freiser, "Organic Constituents of Cruds in Cu Solvent Extraction Circuits. I. Separation and Identification of Diluent - Soluble Compounds", Hydrometallurgy, Vol. 50, 1998, 1 - 21.
11. R. P. Sperline, Y. Song, E. Ma, and H. Freiser, "Organic Constituents of Cruds in Cu Solvent Extraction Circuits. II. Photochemical and Acid Hydrolysis Reaction of Alkaryl Hydroxyoxime Reagents", Hydrometallurgy, Vol. 50, 1998, 23 - 38.
12. S. M. Olafson, "Non-Modified versus Modified Reagent Usage Rates", Tech News, Vol. 5, Summer 1998.
13. R. F. Dalton and G.W. Seward, "Modified Aldoxime Reagents for the Solvent Extraction of Copper", Proceedings of Reagents in the Minerals Industry Conference, Rome Italy, September, 1984, The Institution of Mining and Metallurgy, 107-116.