Leaching Copper Sulfide Minerals with Selected Autotrophic Bacteria

Leaching Copper Sulfide Minerals with Selected Autotrophic Bacteria

Author: Joseph A. Sutton

Publisher:

Published: 1964

Total Pages: 32

ISBN-13:

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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:

Published: 1966

Total Pages: 280

ISBN-13:

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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.