7–11 Jul 2025
University of the Witwatersrand, Johannesburg
Africa/Johannesburg timezone
Registration open until 20 May 2025

Study of the interactions between independent variables in the grade and recovery of phosphorus bearing minerals during flotation from a low- grade ore.

Not scheduled
2h 50m
Solomon Mahlangu House (University of the Witwatersrand, Johannesburg)

Solomon Mahlangu House

University of the Witwatersrand, Johannesburg

Poster Presentation Track F - Applied Physics Poster Session

Speaker

Mr Pfukani Sibuyi (University of Johannesburg)

Description

Often extracted from an ore with a grade ranging between 25 and 35%, phosphorus is an important element in fertilizers, medicines, selected chemical compounds, cleaning products, steels, animals’ food and sensor devices. In addition to the physical magnetic and chemical concentration methods, direct concentration by flotation of phosphorus bearing minerals is employed. With an emphasis on the grade and recovery of phosphorus bearing minerals, this paper will discuss the interactions between flotation independent variables namely pH, time and reagent dosages. The contribution of their impact on the process responses will be articulated through the use of response surface model with outcomes on their sensitivity levels towards the response.

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Primary author

Antoine F. Mulaba-Bafubiandi (University of Johannesburg and Universite de Mbuji-Mayi)

Co-authors

Dr Mbalenhle Mpanza (University of Johannesburg) Mr Pfukani Sibuyi (University of Johannesburg)

Presentation materials

There are no materials yet.