Use of nitrogen in flotation for iron sulphide rejection ...
III. ACKNOYLEDGEMENTS l would like to thank ta ProfessaI" J. A. Finch for his guidance,md suggestions during the project. Special thanks are g1 ven ta Dr. S. H Rao and Dr. Cesar O. G6mez for their invaluable suggestions anu assistance. Additional gratitude is expressed ta aIl the graduate students of rhe Mineral Processing Group for their friendsh1p and helpful