Short-delay blasting in underground coal mines / by Richard J. Mainiero and Harry C. Verakis.
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Format: | Government Document Book |
Language: | English |
Published: |
Pittsburgh, Pa. :
U.S. Dept. of the Interior, Bureau of Mines,
1986.
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Series: | Information circular (United States. Bureau of Mines) ;
9064. |
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Item Description: | Distributed to depository libraries in microfiche. |
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Physical Description: | 12 pages : illustrations ; 28 cm. |
Bibliography: | Bibliography: page 12. |