Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Notes on eight areas where Bureau of Mines has engineering parties in field, investigating possibilities for supply of antimony, chrome, manganese, tin and tungsten, designated as strategic; Bureau is also paying particular attention to mercury and nickel, and also conducting research into new methods for treatment of lower grade reserves. (See also Min and Met v 20 n 395 Nov 1939 p 495-497)
Notes on eight areas where Bureau of Mines has engineering parties in field, investigating possibilities for supply of antimony, chrome, manganese, tin and tungsten, designated as strategic; Bureau is also paying particular attention to mercury and nickel, and also conducting research into new methods for treatment of lower grade reserves. (See also Min and Met v 20 n 395 Nov 1939 p 495-497)
Bureau of mines seeks strategic minerals
Min J (Phoenix, Ariz)
Finch, J.W. (Autor:in)
1939
Aufsatz (Zeitschrift)
Englisch
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