Three coal mine ventilation studies using sulfur hexafluoride tracer gas
By: by Robert P. Vinson and Fred N. Kissell ; Pittsburgh Mining and Safety Research Center
Contributors: Kissell, Fred N., jt. auth; United States. Bureau of Mines
Series: Report of investigations - Bureau of Mines ; 8142
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1976
Place of publication: [Washington]
Language: eng
Number of pages: 19
Subjects: Mine ventilation; Sulfur hexafluoride
Notes: Bibliography: p. 19