Search U.S. government technical reports digitized or harvested by TRAIL.
Preparation characteristics of coal from Marion County, W. Va.
Selectivities of laboratory flotation and float-sink separations of coal
Fine-screening of coal :testing of the sieve bend
Preparation characteristics of coal from Butler County, Pa.
Crushing chestnut-size anthracite to produce buckwheat no. 1 and rice sizes
Preparation characteristics of coal from Monongalia County, W. Va.
Preparation characteristics of coal from Boone County, W. Va.
Preparation characteristics of coal from Preston County, W. Va.
Laboratory investigation of the effect of temperature on coal flotation
Preparation of ultrathin sections of coal
Using radiant heat to reduce coal filter-cake moisture :results of pilot plant tests
Preparation characteristics of coal from Harrison County, W. Va.
Preparation characteristics of coal from Nicholas County, W. Va.
Removing methane (degasification) from the Pittsburgh coalbed in northern West Virginia
Behavior of clays associated with low-rank coals in coal- cleaning processes
Electrochemical reduction of coal
Preparation characteristics of coal from Mercer County, W. Va.
Preparation characteristics of coal from Kanawha County, W. Va.
Preparation characteristics of coal from Russell County, Va.
Preparation characteristics of coal from Tazewell County, Va.
Cleaning unsized fine coal in a dense-medium cyclone pilot plant
Research and technologic work on Alabama coals :an annotated bibliography
Preparation characteristics of coal from Hancock, Brooke, Ohio, and Marshall counties, W. Va.
Preparation characteristics of coal from Fayette County, W. Va.
Performance characteristics of coal-washing equipment :sand cones
Laboratory investigation of the effect of oxidation on coal flotation
Preparation characteristics of coal from Barbour County, W. Va.
Preparation characteristics of coal from Randolph County, W. Va.
Preparation characteristics of coal from Webster County, W. Va.
Decaking of coals in a fluid bed
Review of Bureau of Mines coal program,1965
Preparation characteristics of coal from Buchanan County, Va.
Survey of sulfur reduction in Appalachian Region coals by stage crushing
Preparation characteristics of coal from Upshur County, W. Va.
Performance characteristics of coal-washing equipment :dense-medium coarse-coal vessels
Preparation characteristics of coal from Clarion County, Pa.
Review of Bureau of Mines coal program, 1967
Evaluation of synthetic organic flocculants in the treatment of coal refuse slurries
Predicted results of cleaning Appalachian coals at low density for sulfur reduction
Dewatering coal flotation tailing by the admixture of crushed washery refuse
Performance of the hydrocyclone as a fine-coal cleaner
Review of Bureau of Mines Coal Program, 1968
Preparation characteristics of coal from Clay, Gilmer, and Lewis counties, W. Va.
Preparation characteristics of coal from Beaver and Lawrence counties, Pa.