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Heyn, W.
view article (1.0)Underground Measurement of Smoke Density at the Tremonia Experimental Mine in Order to Determine Visibility in Fire Gases.Tremonia Experimental Mine, Dortmund, German Federal RepublicHSE Translation 7242HSE Translation 7242International Conference of Directors of Safety in Mines Research, 17th. October 1977, Varna, Bulgaria, 12 p., 1977Heyn, W.; Foit, W.
view article (1.0)New Findings From Fire Tests on Diesel-Powered Free-Steered Vehicles for Underground Mines.Versuchgrubengesellschaft mbH, Federal Republic of GermanyU.S. Department of the Interior, Bureau of Mines. International Conference of Safety in Mines Research Institutes, 23rd Proceedings. September 11-15, 1989, Washington, DC, 57-76 p., 1989Heyn, W.
view article (1.0)General View and Critical Considerations of Spray Ignition Tests in Fire-Resistance Evaluation of Hydraulic Fluids.Deutsche Montan Technologie, Dortmund, Germany['ASTM STP 1284', 'ASTM PCN 04-012840-12']ASTM STP 1284; ASTM PCN 04-012840-12American Society for Testing and Materials. Fire Resistance of Industrial Fluids. ASTM STP 1284. Proceedings. June 20, 1995, ASTM, Philadelphia, PA, Indianapolis, IN, Totten, G. E.; Reichel, J., Editors, 110-118 p., 1996