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Trends in the Minerals Industry, 1970.
NTIS: PB 212 556 :89 pages
The Bureau of Mines annually publishes statistical data reflecting technological trends in the minerals industry (metals and nonmetals except fuels). This report outlines recent developments and trends and the technology outlook for mining practices and metallurgical processing based on a review of the minerals industry during the past 2 years. A historical statistical series which indicates trends in the minerals industry has been extended with 1970 data. In addition, data are given from a 5-year Bureau of Mines cyclic canvass of froth flotation plants. Data for 1970 are compared with those of 1960 and 1965.
IH; Information Circular;
NTIS Accession No.
NTIS: PB 212 556
Page last reviewed: April 12, 2019
Content source: National Institute for Occupational Safety and Health Education and Information Division