A spiral sequential sampler for air and liquids
Subtitle: preliminary results
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 ; 8153
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1976
Place of publication: [Washington]
Language: eng
Subjects: Air sampling apparatus; Mine ventilation