The Retention and Release of Gas in Coal - A Review

CIM Bulletin, 1970

T. H. PATCHING, Professor, Department of Mining and Metallurgy, University of Alberta, Edmonton

This paper provides a review of the available information on the origin and mechanisms of the release of gas from c&al seams. With the opening up of new mines in Western Canada and the increased mechanization of underground coal mines, the study of gas emissions is of increasing importance in providing safe working places underground
Keywords: Canada, carbon dioxide, coal, methane, University of Alberta, carbon dioxide, Coal, Emissions, methane, Mine, Mines, mining, Pressure