Modern concrete technology emphasizes the basic qualities required of an acceptable aggregate: it must be clean, sound, homogeneous, and of a size gradation resulting in
In considering the use of a coal or a coal blend for the production of metallurgical coke, the fact is often overlooked that laboratory data
The Problem Relatively low manganese levels in water can result in tainting of taste as well as discoloration of the water and the surfaces it
This is the case history of how two nearby plants in Southwest Virginia solved their water clarification problems. While the solutions should not be considered
Small tonnage ore bodies can be developed at a profit on a short life basis. Such is the case of the Bardon Mine in the
Basic Principles: In a batch mill the length of time during which the material is ground is a direct measure of the energy expended on
Measuring the specific gravity of a pulp in concentrating plants is a relatively simple procedure, but the desired accuracy is often difficult to attain. Many
Average composition of ore from the San Bernardino deposit is less than 0.1 pct ThO2, 25 to 35 pct calcite, 10 pct rare earth oxides,
An experimental procedure was developed for studying magnetic roasting on a accurately-controlled laboratory scale. The loss-in-weight method was used and the course of reduction could
The Kipushi deposit, where the Prince Leopold Mine has been installed belongs to Union Miniere du Haut-Katanga and is located in the Belgian Congo, 20