7 treff

mine ventilation
Mine ventilation and air conditioning
[principal author] Howard L. Hartman ; co...
Bok Språk ikke angitt 1982 · Vis mer
Mine ventilation and air conditioning
Howard L. Hartman ... [et al.]
Bok Engelsk 1997 · Vis mer
Ventilation characteristics of some Illinois mines
Smith, Cloyde M.
Bok Engelsk 1937 · Vis mer
Methane control in tunneling
by Fred N. Kissell
Bok Språk ikke angitt 1989 · Vis mer
Application of model tests to the determination of losses resulting from the transmission of air around a mine shaft-bottom bend
Smith, Cloyde M.
Bok Engelsk 1934 · Vis mer
Subsurface ventilation and environmental engineering
Malcolm J. McPherson
Bok Engelsk 1993 · Vis mer
Wetterlehre und Grubenbrandbekämpfung
von W. Neumann, F. Plasche, G. Sonnenmann...
Bok Tysk 1963 · Vis mer