Dewatering of a surface or underground mine can be a significant production cost. Total costs include both the capital costs for wells, pumps, and water-disposal
The transport of slurry within the ball mill depends on the peripheral velocity and porosity of the ball charge. Residence time distribution and mill hold
Diminishing worldwide reserves of high-grade ores requires research be conducted to develop methods to recover metals from low-grade ores. Low-grade ore deposits are often unprofitable
The ability to process complex precious metal sulfide concentrates containing antimony and arsenic, in an economic and environmentally safe manner, is an important problem facing
The American Girl Mining Joint Venture is an equal partnership between Eastmaque Gold Mines, Ltd. of Vancouver, BC Canada and MK Gold Company, a wholly
In-Situ mining at San Manuel, initiated in 1986, has evolved from a system utilizing an underground collection gallery to recover gravity drainage pregnant leach solution
In-situ Fourier transform infrared/internal reflection spectroscopy (FT-IR/IRS) has been extended to study oleate adsorption at a calcite surface. The birefringent and transmission limitations of calcite
Steady-state simulation is now an operational tool used to assist mineral processing engineers in the design, adaptation and improvement of mineral processing plants. Since 1988,
Process Selection Trends A general trend in precious metals extraction technology has been the treatment of ores with progressively lower grades. The lowest cost treatment,
The use of tank cells over the years has provided a means for low cost, space efficient, extra capacity in existing flotation circuits. In some