Projects and Applications

Utilization of Filter Presses in Coal Mining – Diemme Filters Case Study

Utilization of Filter Presses in Coal Mining – Diemme Filters Case Study

Published in AGH Journal of Mining and Geoengineering • Vol. 37 • No. 2 • 2013 Abstract: The most popular method of the beneficiation of the finest particles of useful minerals with the size 1–0 is froth flotation. It is Read More ...
Newmont and Derrick Collaborate On Technological Advancements of Screen Surface Technology in Gold Processing Plants

Newmont and Derrick Collaborate On Technological Advancements of Screen Surface Technology in Gold Processing Plants

Presented at the 2015 SME Conference in Denver Colorado and subsequently edited, updated and published in the Nov 2015 issue of Mining Magazine. Abstract: As mine operators continuously look for ways to improve functionality and increase capacity of their facilities, Read More ...
CPE Agitators Prevent Tanks from Sanding Out

CPE Agitators Prevent Tanks from Sanding Out

A large mining customer in Nevada was having trouble with their carbon in leach circuit and determined that one of their tanks wasn’t working properly. After draining the tank, it was clear that substantial settling occurred. It was determined that Read More ...
Improve Grinding Circuit Performance With Derrick Stack Sizers

Improve Grinding Circuit Performance With Derrick Stack Sizers

The potential to improve the capacity of ball mill circuits by replacing cyclones with screens has been recognized for many years and realized thanks to developments in fine screening technology. The high capacity Derrick Stack Sizer screening machine consists of Read More ...
Derrick Hyperpool Screens Replace the Competition in Grit Application

Derrick Hyperpool Screens Replace the Competition in Grit Application

A large gold producer was using a three (3) 10’ wide by 20’ long flat screens to process a dense slurry (52% solids) in a grit removal application. The desired cut point was 300 microns and slurry was fed at Read More ...