Microwave detection of lost wells and unknown water-filled voids in coal mines
Contributors: United States. Bureau of Mines; United States. National Bureau of Standards. Electromagnetic Fields Division
Series: A mining research contract report (Sept. 1984); Mining research contract report
Publisher: Bureau of Mines, U.S. Dept. of the Interior
Published: 1984
Place of publication: [Denver, Colo.]; [Springfield, Va. : Available from NTIS
Language: eng
Number of pages: 86
Subjects: Coal mines and mining -- United States -- Safety measures; Microwave devices
Notes: Cover title

"National Bureau of Mines."

"Electromagnetic Fields Division"--Rept. documentation p

Distributed to depository libraries in microfiche

Bibliography: p. 43-46

Final - phase II. Jan. 1979 to March 1984

United States Department of the Interior, U.S. Bureau of Mines, Denver Mining Research Center. H0272007. 7233410