Yazar
Thomas F Tomb
8 cilt bulundu.
Thomas F Tomb · Mine Safety and Health Administration, U.S. Dept. of Labor
15 sayfa · 1996
Mine dusts / Equipment and supplies / Coal mines and mining / Dust control / Law and legislation
Thomas F Tomb · U.S. Dept. of the Interior, Mining Enforcement and Safety Administration
51 sayfa · 1975
Dust control / Quarries and quarrying / Tunneling / Coal mines and mining
Thomas F Tomb · U.S. Dept. of the Interior, Mining Enforcement and Safety Administration
Sayfa sayısı yok · 1977
Mine dusts / Mine safety / Equipment and supplies / Measurement
Thomas F. Tomb, Harry N Treaftis, United States. Mining Enforcement and Safety Administration · Dept. of the Interior, Mining Enforcement and Safety Administration
14 sayfa · 1980
Mine dusts / Standards / Coal mines and mining / Dust control
Thomas F Tomb · U.S. Dept. of the Interior, Mining Enforcement and Safety Administration
10 sayfa · 1976
Mine dusts / Standards / Coal mines and mining / Dust control
Thomas F Tomb · U.S. Dept. of the Interior, Mining Enforcement and Safety Administration
13 sayfa · 1976
Mine dusts / Separators (Machines) / Sampling
Thomas F Tomb · Dept. of the Interior, Mining Enforcement and Safety Administration
Sayfa sayısı yok · 1977
Mine dusts / Coal mines and mining / Dust control
Thomas F Tomb · U.S. Dept. of the Interior, Mining Enforcement and Safety Administration
15 sayfa · 1976
Mine dusts / Standards / Coal mines and mining / Dust control