Biblioteca SEGEMAR Koha

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Savanick, George A.

Potential uses for 400-Hz electrical power systems in mining Savanick, George A.; Cabaniss, Rayfield W. - Washington Bureau of mines 1974 - 13 p. - RI 7859 .

Subjects--Topical Terms:
QUIMICA
CHEMICAL

Subjects--Index Terms: MINERIA MINAS DE CARBON ANALISIS QUIMICOS MINING COAL MINES CHEMICAL ANALYSIS

Universal Decimal Class. No.: 54