00809nam a2200241 4500 0001775 20260608202652.0 260224s1971 xxu Archivo B952 0001775 Mining and conversion of oil shale in a gas combustion retort United States of America Bureau of Mines 1971 12/09/06 ; 28/03/2006 11 p. Bureau of Mines Oil Shale Program. Technical Progress Report 44 LIBRO Sidney, Katell 24297 Wellman, Paul 24298 United States of America. Department of the Interior 24289 Esquistos bituminosos 24131 Wellman, Paul 24298 151585 151585 0 0 0 0 219404 BAAB BAAB Archivo B952 0001775 2026-03-04 200027698 0 Archivo B952 0001775 200027698 2026-03-04 16:40:57 2026-03-04 Libro