Presentation on Bioleaching

1. Submitted for self study evaluation for the course
“Mass transfer - 2”
Fifth Semester, Chemical Engineering - 2016
Submitted
by :
Sirajudheen K V Manikandan R
1RV13CH032 1RV15CH402

2. SYNOPSIS
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3. BIOLEACHING
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4. HISTORY
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5. MICROORGANISMS USED IN
BIOLEACHING

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FEATURES OF ORGANISMS
INVOLVED

8. CHEMISTRY OF BIOLEACHING
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9. DIRECT BACTERIAL LEACHING
INDIRECT BACTERIAL LEACHING

10. AN EXAMPLE F0R DIRECT
BACTERIAL LEACHING AND
INDIRECT BACTERIAL LEACHING :
Extraction of uranium
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11. COMMERCIAL PROCESS OF
BIOLEACHING
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12. HEAP LEACHING
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14. IN SITU BIOLEACHING
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16. COPPER LEACHING
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19. REACTIONS
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21. MAIN FACTORS AFFECTING
BIOLEACHING
Physicochemical
Temperature, pH
Microbiological
Microbial diversity culture
Population density

22. BENEFITS OF BIOLEACHING
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23. DISADVANTAGES
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24. REFERENCES