GORE-TEX membrane filter cloths for liquid filtration consist of expanded polytetrafluoroethylene (PTFE) membranes bonded to a variety of felts and other fabrics (including fabric woven
The Kamyr countercurrent tower leach process consists of a true countercurrent leach with a flocculated ore and fibre mixture entering the top of the tower
A culture of niger used in this study was obtained from Professor Stoyan Groudey of Higher Institute of Mining and Geology, Sofia, Bulgaria. It was
The continuous elution process is a continuous counter-current system operating in a pressure vessel at elevated pressure and temperature in which both carbon and the
Significant copper levels were anticipated in the precipitate due to cyanide soluble species in the ore. Original design called for a hydrochloric acid leach of
The Outokumpu flash flotation concept as an approach for precious metals recovery. Concerns were: Could a concentrate be recovered from coarse, high solids cyclone unflow.
The clear abstraction of application specific knowledge from computer instructions is fundamental to all expert systems. This property greatly simplifies the encoding of knowledge and
The Bureau of Mines Twin Cities Research Center conducts research to assist in solving problems that occur during solution mining of metals. Solution mining of
Initial ore grade control was based on blast hole samples collected in two stages by an “automatic” sample collection device (sometimes called a rocket sampler).
The main purpose of truck dispatching systems is to increase equipment productivity. Since productivity is measured in tonnage or volume over time, productivity increases are