1. Recent innovations in SX/EW plants to reduce capital and operating costs

   • W. R. Hopkins
   • I. E. Lewis

   OriginalPaper 01 February 1990 Pages: 1 - 8

2. Profit-based grinding controls

   • O. A. Bascur

   OriginalPaper 01 February 1990 Pages: 9 - 15

3. Pyrite-pyrrhotite-grinding media contact and its effect on flotation

   • R. L. Pozzo
   • A. S. Malicsi
   • I. Iwasaki

   OriginalPaper 01 February 1990 Pages: 16 - 21

4. Aeration pretreatment of low grade refractory gold ores

   • R. W. Bartlett

   OriginalPaper 01 February 1990 Pages: 22 - 29

5. Cationic polymers prevent permeability loss during leaching

   • K. E. Hjelmstad

   OriginalPaper 01 February 1990 Pages: 30 - 35

6. Studies on chalcopyrite ore grinding with respect to ball wear and effect on flotation

   • M. K. Yelloji Rao
   • K. A. Natarajan

   Technical Note 01 February 1990 Pages: 35 - 37

7. Role of grain size on the flotation of coals of different rank

   • N. A. Abdel-Khalek
   • J. Stachurski

   OriginalPaper 01 February 1990 Pages: 38 - 42

8. Comparative study of the surface properties and the reactivity of coal pyrite and mineral pyrite

   • R. W. Lai
   • J. R. Diehl
   • S. U. M. Khan

   OriginalPaper 01 February 1990 Pages: 43 - 48

9. Partial deoiling process for beneficiating dolomitic phosphate pebble

   • S. S. Hsieh

   OriginalPaper 01 February 1990 Pages: 49 - 52

10. Bench-scale optimization of the two-stage conditioning process for apatite-dolomite separation

    • B. M. Moudgil
    • D. Ince
    • D. L. Sober

    OriginalPaper 01 February 1990 Pages: 53 - 56

11. A mill power equation for SAG mills

    • L. G. Austin

    OriginalPaper 01 February 1990 Pages: 57 - 63