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Rock-dusting a Pennsylvania coal mine / by C.W. Owings.

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Bibliographic Details
Online Access:	Search for the full-text version of this title in HathiTrust
Main Author:	Owings, C. W. (Clarence Watson), 1894-
Corporate Author:	United States. Bureau of Mines
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.] : United States Bureau of Mines, 1931.
Series:	Report of investigations (United States. Bureau of Mines) ; 3060.
Subjects:	Mineral dust > Pennsylvania.

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Call Number:	I 28.23:3051-3075
I 28.23:3051-3075	Available Place a Hold Contents The following works are all found in the book indicated by the call number above. Official changes in the active list of permissible explosives and blasting devices fo... Properties of California crude oils. IV, Additional analyses / by A.J. Kraemer. A device for determining work input to a laboratory ball mill / by John Gross and S.R... Coal-mine fatalities in November, 1930 / W.W. Adams. Official changes in the active list of permissible explosives and blasting devices fo... A study of the properties of polyhalite pertaining to the extraction of potash. III,... A study of falls of roof and coal in mines in the No. 8 Field of eastern Ohio / by J.... Trends in the production and uses of granite as dimension stone / by Oliver Bowles an... Fundamental and applied research on the physical chemistry of steel making / by C. H.... Consumption of explosives in November, 1930. Twenty-Second Semiannual Motor Gasoline Survey / By E.C. Lane, E.L. Garton and A.J. K... A study of the properties of Texas polyhalite pertaining to the extraction of potash.... The reaction between magnetite and ferrous sulfide : part 2 / F.S. Wartman and G.L. O... Hauling coal safely with permissible storage-battery locomotives / by C.W. Owings. Accelerated laboratory test for determination of slacking characteristics of coal / b... Official changes in the active list of permissible explosives and blasting devices fo... Development and production history on the Salt Flat and other fault fields of East Ce... Concentration tests on tailings from the washing plants on the Mesabi Range, Minn. /... Official changes in the active list of permissible explosives and blasting devices fo... The use of aluminum for oil lease tanks. Part I, Field tests / by Ludwig Schmidt, J.M... Processes for extracting radium from carnotite / by H.A. Doerner. Flotation tests on converter slag / by Frank S. Wartman. Extraction of soluable copper from ores in leaching by perculation / by J.D. Sullivan... Washability studies of the Mary Lee bed at Hull Mine, Dora, Ala. / by B.M. Bird, A.C,... Rock-dusting a Pennsylvania coal mine / by C.W. Owings.