Biblioteca SEGEMAR

Vista normal Vista MARC Vista ISBD

Moebs, Noel N.

Geologic structures in coal mine roof / by Noel N. Moebs and John L. Ellenberger. - [Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1982. - 16 p. : ill. ; 27 cm. - Report of investigations / United States Department of the Interior, Bureau of Mines ; 8620 . - Report of investigations (United States. Bureau of Mines) ; 8620. .

Includes bibliographical references.

LCCN: 81607308

Subjects--Topical Terms:
Coal mines and mining--Safety measures.--Appalachian Region
Coal--Geology--Appalachian Region.
Rock bursts.
Mine roof control.

LC Class. No.: TN23 TN295 / .U43 no. 8620

Dewey Class. No.: 622 s 622/.8

Gov. Doc. Class. No.: I 28.23:8620