Search U.S. government technical reports digitized or harvested by TRAIL.
International system for classifying brown coals and lignites and its application to American coals
Sulfur in lignite :form and transformations on thermal treatment
Leonardite :a lignite byproduct
Pulverizing lignite in a North Dakota powerplant
Extracting neutral low-temperature lignite tar fractions with dipropionitrile solvents
Effects of in-the-mill drying on pulverizing characteristics of lignite
Iron ore pellet binders from lignite deposits
Phthalic and maleic anhydrides from low-temperature lignite tar
Pulverizing lignite in a ball mill
Analysis of the northern Great Plains province lignites and their ash :a study of variability
Application of statistical response surface fitting in predicting lignite properties