Leaching Copper Sulfide Minerals with Selected Autotrophic Bacteria

Leaching Copper Sulfide Minerals with Selected Autotrophic Bacteria
Author: Joseph A. Sutton
Publisher:
Total Pages: 32
Release: 1964
Genre: Autotrophic bacteria
ISBN:

The chemistry involved in the microbial dissolution of iron and copper from such sulfide minerals as pyrite, chalcopyrite, chalcocite, covellite, and bornite is described. The chemical criteria used to evaluate the activity of microorganisms on these minerals were changes in pH, ferric iron produced, and oxygen consumption.

Technological Trends in Major American Industries

Technological Trends in Major American Industries
Author: United States. Bureau of Labor Statistics
Publisher:
Total Pages: 280
Release: 1966
Genre: Industries
ISBN:

USA. Appraisal of some of the major technological changes having taken place in industry and of trends resulting therefrom. The effect thereof on the employment situation and on the occupational structure, and consequential adjustments in labour relations. Forecast by industry through 1970 with selected references at the end of the report on each industry. Selected bibliography pp. 260 to 269.