Unique high-temperature facility for studying organic reactions in the bayer process

TMS Light Metals

Volumn , Issue , 2010, Pages 47-52

  Costine, Allan ^a   Loh, Joanne ^a   McDonald, Robbie ^a   Power, Greg ^a  

^a CSIRO   (Australia)

Author keywords

Liquid phase oxidation; NaOH solutions; Organic degradation mechanisms; Tartrate oxidation

Indexed keywords

BAYER PROCESS; COMMISSIONING TEST; CONTINUOUS MONITORING; HEADSPACES; HIGH TEMPERATURE; HYDROGEN CONCENTRATION; LIMITS OF DETECTION; LIQUID-PHASE OXIDATION; NAOH SOLUTIONS; ORGANIC DEGRADATION; ORGANIC DEGRADATION MECHANISMS; ORGANIC REACTION; ORGANICS; PARR REACTORS; RESPONSE TIME; SPECIFIC PROBLEMS; UNIT OPERATION; WET OXIDATION;

DEGRADATION; ELECTROCHEMICAL SENSORS; FUNCTIONAL ELECTRIC STIMULATION; LIGHT METALS; LIQUIDS; OXYGEN;

OXIDATION;

EID: 77952403808     PISSN: 01470809     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (25)

1. P.S. Coffey and M. Loppolo-Armanios, "Identification of the Odour and Chemical Composition of Alumina Refinery Air Emissions", Water Science and Technology, 50 (4) (2004), 39-47.
2. G. Lever, "Identification of Organics in Bayer Liquor", Light Metals, (1978), 71-83.
3. P.J. The and T.J. Sivakumar, "The Effect of Impurities on Calcium in Bayer Liquor", Light Metals, (1985), 209-222.
4. A. Alamdari, J. Raper and M. Wainwright, "Poisoning of the Precipitation of Alumina Trihydrate by Mannitol", Light Metals, (1993), 143-149.
5. C. Coyne, et al., "Adsorption of Hydroxy Organic Compounds on Alumina Trihydrate", Light Metals, (1994), 39-45.
6. P.G. Smith, H.R. Watling and P. Crew, "The Effects of Model Organic Compounds on Gibbsite Crystallization from Alkaline Aluminate Solutions: Polyols", Colloids and Surfaces a-Physicochemical and Engineering Aspects, 111 (1-2) (1996), 119-130.
7. H. Watling, "Gibbsite Crystallization Inhibition - 2. Comparative Effects of Selected Alditols and Hydroxycarboxylic Acids", Hydrometallurgy, 55 (3) (2000), 289-309.
8. H. Watling, J. Loh and H. Gatter, "Gibbsite Crystallization Inhibition - 1. Effects of Sodium Gluconate on Nucleation, Agglomeration and Growth", Hydrometallurgy, 55 (3) (2000), 275-288.
9. O. Golova and N. Nosova, "Degradation of Cellulose by Alkaline Oxidation", Russian Chemical Reviews, 42 (4) (1973), 327-338.
10. J. Tardio, et al., "Interactions Between Specific Organic Compounds During Catalytic Wet Oxidation of Bayer Liquor", Industrial & Engineering Chemistry Research, 43 (4) (2004), 847-851.
11. J. Loh, et al., "Mechanisms of Degradation of Hydrate Yield Inhibitors by Wet Oxidation" (Proceedings of the 8th International Alumina Quality Workshop, Darwin, Australia, 2008), 199-205.
12. J. Anderson, L. Armstrong and D. Thomas, "Wet Oxidation in QAL High Temperature Digestion for Plant Productivity Improvement", Light Metals, (2001), 121-126.
13. W. Arnswald, H. Kaltenberg and E. Guhl, "Removal of Organic Carbon from Bayer Liquor by Wet Oxidation in Tube Digesters", Light Metals, (1991), 23-27.
14. N. Brown, "Kinetics of Copper-Catalysed Oxidation of Bayer Liquor Organics", Light Metals, (1989), 121-130.
15. M. Chovancek, P. Choo and M. Macka, "Development of a Fully Buffered Molybdate Electrolyte for Capillary Electrophoresis with Indirect Detection and its use for Analysis of Anions in Bayer Liquor", Electrophoresis, 25 (3) (2004), 437-443.
16. D.R. Lide and H.P.R. Frederikse, eds., CRC Handbook of Chemistry and Physics, 76th ed, (CRC Press, 1995).
17. S. Grocott, "Bayer Liquor Impurities: Measurement of Organic Carbon, Oxalate and Carbonate Extraction from Bauxite Digestion", Light Metals, (1988), 181-186.
18. G. Power and W. Tichbon, "Sodium Oxalate in the Bayer Process: Its Origin and Effects" (Proceedings of the 2nd International Alumina Quality Workshop, Perth, Australia, 1990), 99-114.
19. L.G. Armstrong and S.J. Healy, "Degradation of Liquor Organics During Bayer Digestion Cycles", Travaux, 33 (37) (2006), 291-301.
20. K. Yamada, et al., "Oxidation of Organic-Substances in the Bayer Process", Journal of Metals, 32 (12) (1980), 23-23
21. R. Calalo and T. Tran, "Effects of Sodium Oxalate on the Precipitation of Alumina Trihydrate from Synthetic Sodium Aluminate Liquors", Light Metals, (1993), 125-133.
22. B. Gnyra and G. Lever, "Review of Bayer Organics-Oxalate Control Processes", Light Metals, (1979), 151-161.
23. C. Sato and S. Kazama, "Behaviour of Organic Matter in Alumina Solution", Light Metals, (1971), 63-74.
24. J. Loh, et al., "The Effects of Wet Oxidation on Hydrate Yield Inhibitors in Alkaline Aluminate Solutions", Light Metals, (2008), 181-186.
25. T. Machold, et al., "Decomposition of Bayer Process Organics: Low-Molecular-Weight Carboxylates", Hydrometallurgy, 99 (1-2) (2009), 51-57.