A jig tailing with gold content ranging from 0.33 to 0.43 oz/ton was leached in weak cyanide solution with extractions of up to 97 pct
All metallurgical balance techniques, old or new are based on mathematically equating the inflow and outflow of specific components at a balance point. This equality
Large tonnages of high-grade sylvinite ores, containing low concentrations of water insolubles, have been processed in the Permian basin region near Carlsbad, N. Mex., during
First, let us look at the mill itself. Fig. 1 shows that there are four basic components – The shell, the heads, the ring gear
Flotation circuit designs are also being influenced by operating philosophies possible with computer automation. It has been pointed out that flotation flowsheets tend to be
The “best” control strategy for a given plant is the strategy that most closely fulfills the overall operating objectives. The best strategy will likely not
A part of the U.S. Department of the Interior, Bureau of Mines, research program is to develop improved or alternative methods for metal recovery from
An eddy current is a circulating electric current induced within the body of a conductor when that conductor either moves through a nonuniform magnetic field or is
Acid Treatment of Bentonite: Under the influence of a mineral acid the exchangeable alkaline earth ions of bentonite are substituted by hydrogen ions. Moreover, depending on
As the assayer at a mine is often called upon to relieve suffering in an emergency the following hints may prove helpful. Burns.—For dry burns