Quick-fix blowout stoppings for hardrock mines
By: Ewdard D. Thimons and Fred N. Kissell : Pittsburg Mining and Safety Research Center
Contributors: Kissell, Fred N., jt. auth; United States. Bureau of Mines; United States. Bureau of Mines. Noncoal Ventilation Program
Series: Technical progress report - Bureau of Mines ; 100
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1976
Place of publication: [Washington]
Language: eng
Subjects: Stoping (Mining); Mine ventilation