Browse TRAIL Inventories

Cleaning tests of central Illinois coal

Analyses of Illinois coals.

Analyses of Virginia coals.

Analyses of Tennessee coals (including Georgia).

Coal preparation practice in western Germany

Preparation characteristics of Maryland coals

Preparation characteristics of anthracites in the Santa River Valley, Peru

Froth-flotation practice in coal-preparation plants of Western Europe and Great Britain

Convertol process of coal-slurry treatment


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