Noack, K.; Hinderfled, G.; Marx, W. E.; Marth, W.
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Latest Developments With Ventilation Techniques, Water Spray Systems and Gas Emission Judging Methods in Machine-Driven Headings.
Westfalische Berggewerkschaftskasse, FRG; Landesoberbegant Nordrhein-Westfalen, FRG
U.S. Department of the Interior, Bureau of Mines. International Conference of Safety in Mines Research Institutes, 23rd Proceedings. September 11-15, 1989,
Washington, DC,
914-940 p.,
1989