Hwang, C. Dispersion of dust in a channel by a turbulent gas stream Hwang, C.; Singer, Joseph M.; Hartz, T. N. - Washington Bureau of mines 1974 - 29 p. - RI 7854 . Subjects--Topical Terms: MINERIAMINING Subjects--Index Terms: POLVOS DE MINA EXPLOSIONES DE MINAS MINE DUSTS MINE EXPLOSIONS Universal Decimal Class. No.: 622