Search U.S. government technical reports digitized or harvested by TRAIL.
Annual report of research and technologic work on coal :fiscal year 1947
An investigation of a laboratory test for determination of the free-swelling index of coal
Improvements in hydrogenation of coal
Annual report of research and technologic work on coal :fiscal year 1948
Annual report of research and technologic work on coal :fiscal year 1949
Phenol and cresols in coal tar from coals carbonized at 800⁰ and 900⁰ C.
The role of oxygen in the production of synthetic liquid fuels from coal
Coal as a source of electrode carbon in aluminum production
Analyses of tipple and delivered samples of coal :(collected during fiscal year 1956)
Coal-chemical materials produced at coke plants in the United States, 1948-57
Coal chemicals for world markets
Nitric acid oxidation rates for selected coals and related substances
International system for classifying brown coals and lignites and its application to American coals
Comparative evaluation of coking properties of four coals
Synthetic fuel from coal for supersonic aircraft
Hydrogenation of irradiated coal
Effect of sulfur retention on determined ash in lower-rank coals
Effects of hydraulic fluids in spontaneous heating of coal
Materials in coal inhibitory to the growth of microorganisms
The Use of coal and modified coals as adsorbents for removing organic contaminants from waste waters
Coal-derived humus :plant growth effects
Magnetic separation of pyrite from coals
Mechanical properties and cutting characteristics of coal
Laboratory studies on spontaneous heating of coal :a summary of information in the literature
Heat balance in in situ combustion
Thermal, mechanical, and physical properties of selected bituminous coals and cokes
Low-rank coals and waste materials for reduction roasting and metallization of iron oxides