- Author
- Irani, M. C. | Jansky, J. H. | Jeran, P. W. | Hassett, G. L.
- Title
- Methane Emission From U.S. Coal Mines in 1975, A Survey. A Supplement to Information Circulars 8558 and 8659.
- Coporate
- Bureau of Mines, Pittsburgh, PA
- Report
- IC 8733, 1977, 58 p.
- Keywords
- methane | measurements | coal mines | mine gases