Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Study of sand for this purpose; requirements; chemical analysis; specifications; sources of supply; methods of mining and preparation.
Study of sand for this purpose; requirements; chemical analysis; specifications; sources of supply; methods of mining and preparation.
Filter sand for municipal water supply
U. S. Bur, Mines -- Reports Investigations
Weigel, W.M. (Autor:in)
1924
6 pages
Bibliography
Report
Englisch
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