Report of investigations. 7179. Comparison of infrared and gas chromatographic methods for determination of methane in mine air; by R. W. Freedmun and H. W. Lang.
Publication Title:
Comparison of infrared and gas chromatographic methods for determination of methane in mine air; by R. W. Freedmun and H. W. Lang.
Display Title:
Report of investigations. 7179. Comparison of infrared and gas chromatographic methods for determination of methane in mine air; by R. W. Freedmun and H. W. Lang.
Series Title:
Report of investigations.
Corporate Agency Authors:
Mines Bureau and Interior Dept.
Sort Author:
Mines Bureau
Authors:
Freedmun, R. W. and Lang, H. W.
Author place:
Washington, DC
Author zip:
20240
Date:
[Sept. 1968.]
Publish Date ISO Format:
1968-09-01T00:00:00Z
Publication Start:
19680901
Publication End:
19680930
Corporate/Agency Author:
Mines Bureau
Publication month:
4
Publication year:
1968
SuDoc number:
I 28.23:(nos.)
Description:
[3]+4 p. 4°
Notes:
• Sent to Depository Libraries. Item 637-A
Availability:
† Distribution Made by Issuing Office. Mines Bureau, Pittsburgh, PA 15213 and • Sent to Depository Libraries. Item 637-A