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The Pumpable Rock Bolt: A New Roof Control Concept.

Authors
Habberstad-JL; Waide-C; Simpson-R
Source
Eng and Min J 1973 Aug; 174(8):76-79
Link
NIOSHTIC No.
10010673
Abstract
A new pumpable fully grouted polymer roof bolt that achieves several advantages over grouted steel and conventional expansion shell bolts is being developed by the Bureau of Mines' Spokane Mining Research Center.
Publication Date
19730801
Document Type
OP;
Fiscal Year
1973
NTIS Accession No.
NTIS Price
Identifying No.
OP 104-73
Issue of Publication
8
Source Name
Eng. and Min. J., V. 174, No. 8, August 1973, PP. 76-79
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