A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Phosphate rock, Pt 1: mining, beneficiation, and marketing
Origin, nature, and composition of phosphate rock; commercial classes of phosphate; world production and reserves; domestic phosphate-rock deposits; mining methods; beneficiation of phosphate rock; prices, exports, and imports; uses of phosphate rock.
Phosphate rock, Pt 1: mining, beneficiation, and marketing
Origin, nature, and composition of phosphate rock; commercial classes of phosphate; world production and reserves; domestic phosphate-rock deposits; mining methods; beneficiation of phosphate rock; prices, exports, and imports; uses of phosphate rock.
Phosphate rock, Pt 1: mining, beneficiation, and marketing
U S Bur Mines -- Information Cir
Ruhlman, E.R. (author)
1958
33 pages
Report
English
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