Browse TRAIL Inventories

Salts in the tri-state mill waters :their ill-effect on the flotation of blende and their removal

Low-temperature distillation tests of subbituminous coal from the Denver region coal field, Colorado

Friability, grindability, chemical analyses, and high- and low-temperature carbonization assays of Alabama coals

Splint coals of the Appalachian Region:their occurrence, petrography, and comparison of chemical and physical properties with associated bright coals

Carbonizing properties of Pocahontas no. 3-bed coal from Kimball, McDowell county, W. Va. :and the effect of blending this coal with Pittsburgh-bed coal

Carbonizing properties of western region interior province coals and certain blends of these coals

Carbonizing properties and petrographic composition of Hazard no. 4 coal from Columbus no. 4 mine and high-temperature carbonizing properties of Hazard no. 7 coal from Hardburly mine, Perry county, Ky.

Carbonizing properties of Powellton-bed coal from Coal Mountain mine, Guyan, Wyoming County, W. Va.

Carbonizing properties of Eagle-bed coal from Prospect shaft, Carbon, Kanawha County, W. Va.

Carbonizing properties of velva lignite from Ward county, N. Dak., and monarch coal from Sheridan county, Wyo.

Carbonizing properties of western coals

Carbonizing properities of Hill-bed coal from Hickey no. 1 mine on Lookout Mountain, Cherokee County, Ala.

Carbonizing properties of Elkhorn no. 3-bed coal from Wheelwright mine, Floyd County, Ky.

An investigation of a laboratory test for determination of the free-swelling index of coal

Carbonizing properities of Lower Banner coal from no. 56 mine, Dante, Russell County, Va.

Carbonizing properties of no. 5 block-bed coal from no. 5 mine, Montcoal, Raleigh County, W. Va.,and of Pocahontas no. 6-bed coal from Birdseye mine, Sewell, Fayette County, W. Va.

Carbonizing properties of Beckley-bed coal from Stanaford no. 1 mine, Mount Hope, Raleigh County, W. Va.

Annual report of research and technologic work on coal and related investigations :fiscal year 1952

Determination of moisture-holding capacity (bed moisture) of coal for classification by rank

Carbonizing Properties: Tennessee Coals from the Jellico Bed in Campbell County and the Sewanee Bed in Marion County

The international systems of hard-coal classification and their application to American coals

Evaluation of an acid-extraction method for determining mineral matter in American coals

International system for classifying brown coals and lignites and its application to American coals

Determining phosphorous in coal and coke :evaluation of volumetric, colormetric, and gravimetric methods

Application of rapid methods for analyzing coal ash and related materials

Effect of sulfur retention on determined ash in lower-rank coals


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