Iron removal from kaolin. Comparison between "in situ" and "two-stage" bioleaching processes

Hydrometallurgy

Volumn 68, Issue 1-3, 2003, Pages 97-105

  Cameselle, C ^a   Ricart, M T ^a   Nunez M J ^b   Lema, J M ^b  

^a UNIVERSITY OF VIGO   (Spain)

^b UNIVERSITY OF SANTIAGO DE COMPOSTELA   (Spain)

Author keywords

Aspegillus niger; Bioleaching; Iron removal; Kaolin; Oxalic acid

Indexed keywords

IMPURITIES; IN SITU PROCESSING; IRON; LEACHING; METABOLITES; ORGANIC ACIDS; PH EFFECTS;

BIOLEACHING;

KAOLIN;

EID: 0037316229     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0304-386X(02)00196-2     Document Type: Article

References (19)

1. Standard Methods for the Examination of Water and Wastewater. 1985;215-220 American Public Health Association, Washington.
2. Standard test method for indexes of whiteness and yellowness of near-white, opaque materials. Storer R.A. Annual Book of ASTM Standard. vol. 14.02:1990;221-224. Easton, MD, USA.
3. Bosecker K. Bioleaching: metal solubilization by microorganisms. FEMS Microbiol. Rev. 20:1997;591-604.
4. Brombacher C., Bachofen R., Brandl H. Biohydrometallurgical processing of solids: a patent review. Appl. Microbiol. Biotechnol. 48:1997;577-587.
5. Burgstaller W., Schinner F. Leaching of metals with fungi. J. Biotechnol. 27:1993;91-116.
6. Cameselle C., Núñez M.J., Lema J.M., Pais J. Leaching of iron by a spent fermentation liquor: Influence of temperature, pH, agitation and citric acid concentration. J. Ind. Microbiol. 14:1995;288-292.
7. Cameselle C., Núñez M.J., Lema J.M. Leaching of kaolin iron-oxides with organic acids. J. Chem. Technol. Biotechnol. 70:1997;349-354.
8. Cameselle C., Bohlmann J.T., Núñez M.J., Lema J.M. Oxalic Acid Production by Aspergillus niger, Part I. Influence of sucrose and milk whey as carbon source. Bioprocess. Eng. 19:1998;247-252.
9. Cleland W.W., Johnson M.J. Studies on the formation of oxalic acid by Aspergillus niger. J. Biol. Chem. 201:1955;595-606.
10. Dubois M., Gilles K.A., Hamilton J.K., Rebers P.A., Smith F. Colorimetric methods for determination of sugars and related substances. Anal. Chem. 28:1956;350-356.
11. Gadd G.M. Metal tolerance. Edwards C.A. Microbiology of Extreme Environments. 1990;178-210 Open Univ. Press, Milton Keynes, UK.
12. Golab Z., Orlowska B. The effect of amino and organic acids produced by the selected microorganisms on metal leaching. Acta Microbiol. Pol. 37:1988;83-93.
13. Groudev S.N. Use of heterotrophic microorganisms in mineral biotechnology. Acta Biotechnol. 7:1987;299-306.
14. Krebs W., Brombacher C., Bosshard P.P., Bachofen R., Brandl H. Microbial recovery of metals from solids. FEMS Microbiol. Rev. 20:1997;605-617.
15. Kubicek C.P., Kunar G.S., Wöhrer W., Röhr M. Evidence for a cytoplasmatic pathway of oxalate biosynthesis in Aspergillus niger. Appl. Environ. Microbiol. 54:1988;633-637.
16. Muller B., Burgstaller W., Strasser H., Zanella A., Schinner F. Leaching of zinc from an industrial filter dust with Penicillium, Pseudomonas and Corynebacterium: citric acid is the leaching agent rather than amino acids. J. Ind. Microbiol. 14:1995;208-212.
17. Sukla L.B., Panchanadikar V.V., Kar R.N. Microbial leaching of lateritic nickel ore. World J. Microbiol. Biotechnol. 9:1993;255-257.
18. Toro L., Paponetti B., Vegliò F., Marabini A. Removal of iron from kaolin ores using different microorganisms. The role of organic acids and ferric iron reductase. Part. Sci. Technol. 10:1992;201-208.
19. Veglio F., Beolchini F., Gasbarro A., Toro L., Ubaldini S., Abbruzzese C. Batch and semicontinuous tests in the bioleaching of manganiferous minerals by heterotrophic mixed microorganisms. Int. J. Miner. Process. 50:1997;255-273.