Browse TRAIL Inventories

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

Rare elements in coal

Application of rapid methods for analyzing coal ash and related materials

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

Phosphorus, chlorine, sodium, and potassium in U.S. coals

Direct determination of oxygen in coal

Method for determination of fluorine in coal


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