Experiments on multiple short-delay blasting of coal (in two parts) :
part II /
by John Nagy, Irving Hartmann, F.P. Christofel, and E.C. Seiler.
Description
- Language(s)
-
English
- Published
-
[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1952.
- Note
-
See also RI 4868.
"Paper presented at 7th International Conference of Directors of Safety in Mines Research at the Safety in Mines Research Establishment, Ministry of Fuel and Power, Buxton, England, July 7-12, 1952.
- Physical Description
-
22 p. :
ill. ;
27 cm.
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