Staff Web Directory

registrar@umat.edu.gh

+233 3123 20324/20280


Prof. William Kwame Buah

wbuah@umat.edu.gh


Position

Dean of Students

Department

Minerals Engineering

Research Interest

Minerals Processing, Waste Management, Pyrolysis-gasification of biomass, Activated carbon technology.




  1. Buah, W. K., Darmey, J. and Osei, F. (2019), "“Effects of Maturity of Coconut Shells on Gold Adsorption Efficiencies of Derived Activated Carbons”, ", Ghana Mining Journal, , Vol. 19, No. 2, , pp. 50 - 54.

  2. Essuah, E. Y. and Buah, W. K. (2019), "“Effects of Steam Dosage on the Qualities of Activated Carbon Developed from Coconut Shells in Ghana”,", International Journal of Mining Science, , Vol. 5, No. 4, , pp. 22 - 29.

  3. Bentil, J. and Buah, W. K. (2018), "Application of Locally Produced Activated Carbons for Petroleum Produced Water Treatment”,", International Journal of Environmental Chemistry,, Vol. 2, No. 2, , pp. 49 - 55.

  4. Bentil, J. and Buah, W. K. (2017), "“Effects of Physical Activation Procedure on the Production Yield, Surface Chemistry and Surface Pores of Coconut Shell Based Activated Carbons”,", Journal of Chemistry and Materials Research,, Vol. 9, No. 3, , pp. 29 - 35.

  5. Dankwah, J. R. and Buah, W. K. (2017), "“Recycling Waste Polyurethane as a Carbon Resource in Iron Making”,", Ghana Mining Journal, , Vol. 17, No. 1, , pp. 73 - 77.

  6. Bentil, J and Buah, W. K. (2016), " “Removal of Fluoride in Water Using Activated Carbons Prepared from Selected Agricultural Waste Materials”,", Journal of Environment and Earth Science,, Vol.6, No.4, , 7 pp,

  7. Buah, W. K. and Kuma, J. S. Y. (2016), " “Design of a Novel Gas Fired Static Bed Pyrolysis-Gasification Reactor for the Production of Activated Carbons”, ", Process Safety and Environmental Protection, , Vol. 102 , pp. 353 - 360.

  8. Buah, W. K., Fosu S. and Ndur, S. A. (2016), "“Abatement of Heavy Metals Concentration in Mine Wastewater Using Activated Carbons Prepared from Coconut Shells in a Gas-Fired Static Bed Pyrolysis/Activation Reactor”, ", Ghana Journal of Technology,, Vol. 1, No. 1, , pp. 46 - 52.

  9. Buah, W. K. and Williams, P. T. (2016), "“Combustible Gaseous Products from Pyrolysis of Combustible Fractions of Municipal Solid Waste”,", Journal of Solid Waste Technology and Management, , Vol. 42, No. 3, , pp. 191 - 196

  10. Buah, W. K., MacCarthy, J. and Ndur, S. (2016), "“Conversion of Corn Cobs Waste into Activated Carbons for Adsorption of Heavy Metals from Minerals Processing Wastewater”, ", International Journal of Environmental Protection and Policy, , Vol. 4, No. 4, , pp. 98 - 103.

  11. Kali, A. and Buah, W. K., (2016), "“Treating the iron tailings at the Forecariah Guinea Mine - Guinea Conakry”, ", Ghana Mining Journal, Vol. 16, No. 1, , pp. 83 - 88.

  12. Buah, W. K. and Ndur S. A. (2016), "“Influence of Lime Particle Size on pH Modification of Gold Ores”, ", IJMER, Vol. 6(4), , 32 - 6.

  13. Ndur, S. A., Kuma, J. S. Y., Buah, W. K. and Galley, J. Y. (2015), "“Quality of Sachet Water Produced at Tarkwa, Ghana”,", Ghana Mining Journal,, Vol. 15, No. 1, , pp. 22 - 34.

  14. Buah, W. K., Kuma, J. S. Y., Williams, P. T. and Ndur, S. A. (2015), "“Activated Carbon Prepared in a Novel Gas Fired Static Bed Pyrolysis-Gasification Reactor for Gold Di-Cyanide Adsorption”, ", Ghana Mining Journal,, Vol. 15, No. 2, , pp. 58 - 64.

  15. Buah, W. K., Asamoah, R. K. and Boadi, I. (2015), " “Effects of Quebracho Tannin on Recovery of Colloidal Gold from Bioleached Wash Liquor”, ", Ghana Mining Journal, , Vol. 15, No. 1,, pp. 44 - 49

  16. Buah, W. K. and Williams, P. T. (2013), "“Granular activated carbons from palm nut shells for gold di-cyanide adsorption”, ", Intern. Journal of Minerals, Metallurgy and Materials,, Vol. 20 , 1 - 8.

  17. Ndur, S. A. and Buah, W. K. (2013), "“Mineralogical and Geochemical Controls of Arsenic in an Active Tailings Dam”, ", Research Journal of Environmental and Earth Sciences, , 5 pp.

  18. Buah, W. K. and Williams, P. T. (2012), " “Agricultural Waste Biomass Converted to Activated Carbon as a Material for Gold Processing”, ", J Mater Cycles Waste Management,, Vol. 14, No. 4, , pp. 396 - 402,

  19. Buah, W. K. and Kuma, J. S. Y. (2012), "“Properties of Activated Carbon Prepared from Coconut Shells in Ghana”,", Ghana Mining Journal,, Vol. 13, , pp. 51 - 55.

  20. Kuma, J. S., Younger, P. L. and Buah, W. K. (2011), "“Numerical Indices of the Severity of Acidic Mine Drainage: Broadening the Applicability of the Gray Acid Mine Drainage Index”,", Mine Water Environ, , , 8 pp.

  21. Buah, W. K. and Williams, P. T. (2010), " “Activated Carbons Prepared from Refuse Derived Fuel and their Gold Adsorption Characteristics",", Environmental Technology, , Vol. 31, No. 2, , pp. 125 - 137.

  22. Buah, W. K., Ofori-Sarpong, G. and Banson, A. K. (2010), "“Recycling Potential of Waste Di-Isobutyl-Ketone (DIBK) and Recovery of Residual Gold”,", Ghana Mining Journal, , Vol. 12, , pp. 43 - 48.

  23. Buah, W. K., Cunliffe, A. M. and Williams, P. T. (2007), " “Characterization of Products from the Pyrolysis of Municipal Solid Waste”,", Process Safety and Environmental Protection,, 85(B5), , pp. 450 - 457.

  24. Buah W. K. and Nyamekye A. (2007), " “Recovery of Gold from Waste Jute Material - A Case Study”, ", Ghana Mining Journal,, Vol. 9, , pp. 50 - 53.

  25. Amankwah, R. K. and Buah, W. K. (2007), "“Gold recovery from waste-activated carbon - a comparison between mechano-chemical pretreatment and charcoal augmented oxidation”, ", CIM Bulletin, , Vol. 100, No. 1102, , pp. 16 - 19.

  26. Buah, W. K., Ndur, S. A. and Amegbey, N. (2000), "“Extraction of Hematite as a by- Product from Gold Concentrates”,", Ghana Mining Journal, Vol. 6, , pp. 4 - 7.

  27. Buah, W. K., Ndur, S. A. and Amankwah, R. K. (1999), " “Some Aspects of Gold Liberation from Auriferous Ores”, ", Ghana Mining Journal, , Vol. 5, , pp. 59 - 62.

  1. Buah, W. K., Ndur, S. A. and Fosu S. (2016), " “Abatement of Heavy Metals Concentration in Mine Wastewater Using Activated Carbons from Coconut Shells Prepared in a Gas-Fired Static Bed Pyrolysis/Activation Reactor”, ", 4th UMaT Biennial Conference, 7 pp.
  2. Buah, W. K., Agorhom, E., Owusu, C. and Tei, M. (2016), "“Comparison of the Standard Bond Procedure and a Two-Cycle Grinding Procedure for Determination of Work Indices of Gold Ores”, ", 4th UMaT Biennial International Mining and Mineral Conference, , 5 pp.
  3. Buah, W. K. and Kuma, J. S. Y. (2016), " “Making a Business Case for Commercial Production of Activated Carbons in Ghana”,", 4th UMaT Biennial International Mining and Mineral Conference, , 7 pp
  4. Buah W. K., Darmey J. and Osei F. (2016), "“Gold Adsorption Efficiencies of Activated Carbons Derived from Coconut Shells of Different Maturity”,", 4th UMaT Biennial Conference, 4 pp.
  5. Buah, W. K. and Williams, P. (2015), "“Recovery of Combustible Gases via Pyrolysis of the Combustible Fraction of Municipal Solid Waste”, ", Thirtieth International Conference on Solid Waste Technology and Management at Philadelphia, PA U.S.A.,, 8 pp.
  6. Boadi, I., Asamoah, R. K. and Buah, W. K. (2014), " “Recovery of Colloidal Gold from Bioleached Wash Liquor with the Aid of Quebracho Tannin”. ", 3rd Biennial UMaT International Mining and Mineral Conference,, pp. 232-237.
  7. Buah, W. K., Awuye, D. E., Ndur S. A., and Otchere, K. K, (2014), ". “.Effects of Lime Particle Size on pH Modification of Gold Ores”, ", 3rd Biennial UMaT International Mining and Mineral Conference,, pp. 238 - 242.
  8. Buah, W. K., Kuma, J. S. Y. and Williams, P. T (2014), "“Activated Carbon Prepared in a Novel Gas Fired Static Bed Pyrolysis-Gasification/Activation Reactor for Gold Di-Cyanide Adsorption”, ", 3rd UMaT Biennial International Mining and Mineral Conference,, pp. 243 - 250.
  9. Kali, A. and Buah, W. K, (2014), "“Treating the Iron Tailings at the Forecariah Guinea Mine (FGMSA) - Guinea Conakry”. ", 3rd Biennial UMaT International Mining and Mineral Conference,, pp. 273 - 279
  10. Buah, W. K., Williams, P. T. and Onwudili, J. (2011), "“Textural Characteristics of Coconut Shell Activated Carbons and their Effects on Gold Adsorption from Gold Chloride Solution”,", Proceedings of the Sustainability through Minerals Resource Conservation & Recycling ’11 Conference – Falmouth Beach Resort Hotel, Falmouth, Cornwall, UK, May 10 - 12, 2011, , 14 pp.
  11. Buah, W. K. and Kuma, J. S. (2010), " “Properties of Activated Carbon Prepared from Coconut Shells in Ghana”, ", Proceedings of the first biennial UMaT International Conference on Mining & Mineral Processing, “Expanding the Frontiers of Mining Technology”, Tarkwa, Ghana,, pp. 281 - 292.
  12. Buah, W. K. and Ndur, S. A. (2010), "“Open-Air Burning of Municipal Solid Waste in the Tarkwa Mining Area and its Potential Environmental Impacts”,", Proceedings of the first biennial UMaT International Conference on Mining & Mineral Processing, “Expanding the Frontiers of Mining Technology”, Tarkwa, Ghana,, pp. 782 - 796.
  13. Buah, W. K., Williams, P. T. and Onwudili, J. (2009), " “Activated Carbons from Biomass and their Use in Gold Adsorption for the Gold Industry”, ", Proceedings of the 17th Biomass Conference and Exhibition – Hamburg 2009. From Research to Industry and Market,, pp. 1836 - 1841
  14. Buah, W. K. (2008), " “Recycling of Wastes in Ghana”, Proceedings of the 1st Association of Ghana Government Sponsored Students (AGGOSS) Seminar,", University College of London, Archway campus, UK. ,
  15. Buah, W. K. and Williams, P. T (2008), " “Gold Adsorption Characteristics of Activated Carbon from Municipal Solid Waste”, ", Resource Efficiency KTN and WARMNET Annual Conference. “Decoupling Growth from Environmental Impact: Increasing Wealth, Reducing Resource Use, 30th June to 1st July, 2008, University of Nottingham, UK.,
  16. Buah, W. K. and Williams, P. T. (2007), "“Recovery of Activated Carbon from Municipal Solid Waste”, ", Proceedings of the Tackling Waste 2007 Conference, Warmnet, Nottingham, UK.,
  17. Buah, W. K. and Williams, P. T. (2006), " “Characterisation of Products from Pyrolysis of Municipal Solid Waste”,", Proceedings of the Tackling Waste 2006 Conference, Warmnet, Nottingham, UK. ,
  18. Ndur, S., Buah, W., Amegbey, N., Morris, T. and Debrah, C. (2000), " “Tailings disposal and management practice at Bogoso Gold Limited, Ghana”, ", Proceedings of the Sixth International Conference on Environmental Issues And Management of Waste in Energy And Mineral Production, Singhal & Mehrotra (eds), A. A. Balkema, Rottordarm, pp. 135 - 139.
  19. Amankwah, R. K. and Buah, W. K. (1998), " “Some Metallurgical Aspects of Smale-Scale Mining in Ghana”,", Proceedings of the Extractive Metallurgy Africa ’98 Conference. Johannesburg, South African Institute of Mining and Metallurgy,, pp. 1 - 4.