Search Results

open access

Factors Governing the Entry of Solutions into Ores During Leaching

Description: Technical paper issued by the Bureau of Mines over studies on the leaching of copper-bearing ores. As stated in the introduction, the "penetration of the leaching medium into the body of the ore particles" (p. 1) is discussed. This paper includes tables, photographs, and illustrations.
Date: 1929
Creator: Sullivan, John D.; Keck, Walter E. & Oldright, George L.
open access

Innovations in Copper Leaching Employing Ferric Sulphate-Sulphuric Acid

Description: From Introduction: "The Bureau of Mines has attempted to develop a cheap and efficient solvent that would especially meet the requirements of smaller plants. (See Bibliography). A method of producing this solution from sulphurous products and waste liquors was developed by the bureau and tried successfully on a test-plant scale at the Southwest Experiment Station in cooperation with the department of mining and metallurgy, University of Arizona, Tuscon, Ariz."
Date: 1930
Creator: Keyes, Harmon E.
Back to Top of Screen