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USBM RI 7392

Spray-applied polyurethane foam to insulate heated rooms excavated in permafrost

Bibliographic Reference

Dorman, K.R., and Gooch, A.E., 1970, Spray-applied polyurethane foam to insulate heated rooms excavated in permafrost: U.S. Bureau of Mines Report of Investigations 7392, 43 p.

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Keywords

Mining; Mining Methods; Permafrost; Placer

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