*G. Ballantyne Presented at SAG Conference Vancouver, Canada September 22 – 26, 2019 ABSTRACT Assessment of comminution energy intensity has traditionally been confined to the crusher and mill motor power consumption. However, a measure of ancillary equipment power and the embodied energy consume...

23-Jun-2020

G. Ballantyne, A. Giblett SAG Conference Vancouver, Canada September 22 – 26, 2019 ABSTRACT Newmont has a demonstrated history as a leading investor in comminution technology developments. Most notably the cornerstone high pressure grinding rolls (HPGR) demonstration plant at the Lone Tree operat...

06-Jan-2020

Abstract More complex ore bodies with lowering grades increase the challenges of maintaining high throughput, energy efficiency and required particle size for optimal downstream processing in grinding circuits. Continuous and often rapidly changing characteristics of the mill feed requires consta...

26-Nov-2015