Search U.S. government technical reports digitized or harvested by TRAIL.
Determination of moisture-holding capacity (bed moisture) of coal for classification by rank
Analyses of tipple and delivered samples of coal :(collected during the fiscal year 1951)
Determination of moisture in low-rank coals
Analyses of tipple and delivered samples of coal (collected during the fiscal year 1952)
Analyses of tipple and delivered samples of coal :(collected during the fiscal year 1953)
Carbonizing tests with Tuscaloosa oven 1952-53
Washability characteristics of coals from the Black Mesa Field, Ariz.
Analyses of tipple and delivered samples of coal :collected during fiscal year 1954
Washability characteristics of coal from San Juan County, N. Mex.
Analyses of tipple and delivered samples of coal :(collected during the fiscal year 1958)
Evaluation of an acid-extraction method for determining mineral matter in American coals