Open AccessMicrowave detection of lost wells and unknown water-filled voids in coal mines
Author(s) -
Donald R. Belsher,
R H McKaughlin,
A G Repair,
H. E. Bussey
Publication year - 1984
Language(s) - English
Resource type - Reports
DOI - 10.6028/nbs.ir.84-3017
Subject(s) - coal mining , microwave , coal , mining engineering , geology , mineralogy , environmental science , petroleum engineering , forensic engineering , engineering , waste management , telecommunications