Fire endurance of mine stoppings
By: by D. Ng ... [et al.].
Contributors: Ng, Daniel L.
Series: Report of investigations ;; 9207; Report of investigations (United States. Bureau of Mines) ;; 9207.
Publisher: United States Dept. of Interior, Bureau of Mines
Published: 1988
Place of publication: Pittsburgh, PA
Language: eng
Number of pages: 19
Subjects: Concrete stoppings (Mining); Fire testing.
Notes: Bibliography: p. 18.