Yazar
Nevin Greninger
3 cilt bulundu.
Cilt sonuçları
Measurement of incombustible content of coal mine dust samples
Nevin Greninger · U.S. Dept. of the Interior, Bureau of Mines
14 sayfa · 1987
Coal mines and mining / Dust control / Mine dusts
Seasonal variation in respirable dust concentration in U.S. coal mines
Nevin Greninger · U.S. Dept. of the Interior, Bureau of Mines
Sayfa sayısı yok · 1986
Coal mines and mining / Dust control / Mine dusts / Seasons
Evaluation of solid-block and cementitious foam seals
Nevin Greninger · U.S. Dept. of the Interior, Bureau of Mines
13 sayfa · 1991
Concrete stoppings (Mining) / Testing / Mine explosions / Prevention