Shaft sinking by the freezing methods.
Subtitle: Notes compiled by R. Ruedy.
Contributors: Ruedy, Richard, 1896-,; National Research Council, Canada. Technical Information Service. T.I.S. report,
Series: T.I.S. report, no. 43
Published: 1955
Place of publication: Ottawa
Language: eng
Number of pages: 632
Subjects: Shaft sinking; Soil freezing