Browsing Research Output by Author "Engelbrecht, W.J."
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Separation and recovery of some platinum group metals (PGMs) by means of selective photocatalytic reduction
Kriek, R.J.; Engelbrecht, W.J.; Cruywagen, J.J. (SAIMM, 1995)The historical development of public service commissions in South Africa had been a process that formed part of the administration of the country since Unification in 1910. Although public service commissions existed in ...