00000nam 2200000zi 4500 9.869800 CaOODSP 20221107162940 m o d f cr nn||||||||| 190313t19661967oncad ob f000 0 eng d CaOODSP eng rda CaOODSP eng fre n-cn--- M38-1/193-1966E-PDF M38-1/193 Coates, D. F., 1923- author. Pillar loading. Part IV: inclined workings / D.F. Coates, Fuels and Mining Practice Division. Ottawa : Department of Energy, Mines and Resources, Mines Branch, December 1966. ©1967 1 online resource (v, 24 pages) : illustrations, charts. text txt rdacontent computer c rdamedia online resource cr rdacarrier Research report ; R 193 Cover title. "December 1966." Digitized edition from print [produced by Natural Resources Canada]. Includes bibliographic references (page 17). "The main conclusion from this work is that the use, in the previously reported derived equations, of only the components of principal field stresses perpendicular and parallel to the plane of an orebody has been substantiated as valid for the determination of pillar loading"--Abstract, page ii. Includes abstract in French. Pillar loading Canada. Department of Energy, Mines and Resources. Canada. Mines Branch. Canada. Fuels and Mining Practice Division. Research report (Canada. Mines Branch) R 193. (CaOODSP)9.855660 PDF 1.51 MB https://publications.gc.ca/collections/collection_2019/rncan-nrcan/m38-1/M38-1-193-1966-eng.pdf