Search U.S. government technical reports digitized or harvested by TRAIL.
Effect of acids and alkalies upon carbonization products of coal
Comparison of fine-series, square-mesh-wire test sieves of different countries
Carbonizing properties of Powellton-bed coal from Coal Mountain mine, Guyan, Wyoming County, W. Va.
Annual report of research and technologic work on coal :fiscal year 1945
Carbonizing properties of Eagle-bed coal from Prospect shaft, Carbon, Kanawha County, W. Va.
Carbonizing properties of western coals
Carbonizing properties of Elkhorn no. 3-bed coal from Wheelwright mine, Floyd County, Ky.
Carbonizing properities of Lower Banner coal from no. 56 mine, Dante, Russell County, Va.