Tracer gas as an aid in mine ventilation analysis /

Bibliographic Details

Main Author:	Thimons, Edward D.
Corporate Author:	United States. Bureau of Mines
Other Authors:	Kissell, Fred N.
Format:	Government Document Book
Language:	English
Published:	[Pittsburgh, Pa.] : U.S. Dept. of the Interior, Bureau of Mines, [1974]
Series:	Report of investigations (United States. Bureau of Mines) ; 7917.
Subjects:	Mine ventilation. Sulfur hexafluoride as a test gas.
Online Access:	https://purl.fdlp.gov/GPO/LPS98428