Yazar
Margaret R Egan
10 cilt bulundu.
Margaret R. Egan · U.S. Dept. of the Interior, Bureau of Mines
13 sayfa · 1986
Electric transformers / Mine fires / Mine ventilation
Margaret R. Egan · U.S. G.P.O.
12 sayfa · 1988
Analysis / Combustion gases / Conveyor belts / Fire testing / Smoke
Margaret R. Egan · U.S. Dept. of Interior, Bureau of Mines
13 sayfa · 1987
Coal mines and mining / Fires and fire prevention
Margaret R Egan · U.S. Dept. of the Interior, Bureau of Mines
Sayfa sayısı yok · 1993
Analysis / Combustion gases / Testing / Diesel motor exhaust gas / Fire detectors
Margaret R. Egan · Dept. of the Interior
11 sayfa · 1990
Air ducts / Analysis / Combustion gases / Equipment and supplies / Fire testing
Margaret R. Egan · U.S. Dept. of the Interior, Bureau of Mines
16 sayfa · 1993
Coal mines and mining / Fires and fire prevention / Mine fires / Mine ventilation
Margaret R. Egan · U.S. Dept. of the Interior, Bureau of Mines
14 sayfa · 1992
Analysis / Combustion gases / Conveyor belts / Fire testing / Plastic brattices (Mining)
Margaret R. Egan · United States Dept. of the Interior, Bureau of Mines
12 sayfa · 1990
Combustion gases / Mine fires
Margaret R. Egan · U.S. Dept. of the Interior, Bureau of Mines
18 sayfa · 1986
Mine fires / Mine timbering / Mine ventilation
Margaret R. Egan · U.S. Dept. of the Interior, Bureau of Mines
16 sayfa · 1993
Coal mines and mining / Fires and fire prevention / Mine fires / Mine ventilation