Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
A specific gravity of Alabama coals
Resume of previous work; field work; laboratory methods used in determining specific gravities; section diagrams; moisture and specific gravity; relation of ash to specific gravity; washability; opinion is expressed that washing of finer sizes will be most difficult problem in attempting to improve present methods of coal washing in Alabama.
A specific gravity of Alabama coals
Resume of previous work; field work; laboratory methods used in determining specific gravities; section diagrams; moisture and specific gravity; relation of ash to specific gravity; washability; opinion is expressed that washing of finer sizes will be most difficult problem in attempting to improve present methods of coal washing in Alabama.
A specific gravity of Alabama coals
Univ. Alabama, School Mines -- Bul
Gandrud, B.W. (Autor:in) / Britton, S.A. (Autor:in)
1928
57 pages
27 Figs.
Report
Englisch
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Study of rank and composition of Alabama coals analyzed by U S bureau of mines since 1925
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