Search U.S. government technical reports digitized or harvested by TRAIL.
A study of the oxidation of coal
Metallurgical treatment of the low-grade and complex ores of Utah :A preliminary report
Graphic Studies of Ultimate Analyses of Coals
Some properties of the water in coal
The purification of copper sulphate solutions
Iron Oxide Reduction Equilibria: A Critique from the Standpoint of the Phase Rule and Thermodynamics
Resume of work of the nonmetals division :calendar year 1936
Annual report of the nonmetals division, fiscal year 1937
Beneficiation of spodumene by decrepitation
Flotation and agglomerate concentration of nonmetallic minerals
Annual report of the nonmetals division :fiscal year 1938
Annual report of the nonmetals division, fiscal year 1939
Annual report of the nonmetals division, fiscal year 1940
Report of the nonmetals division, fiscal year 1941
Lamellar grading of powdered mica
Contact potential in electrostatic separation
An electrostatic separator for fine powders
Report of the Nonmetals Division: Fiscal Year 1942
Fluorescent minerals used in lighting and elsewhere
Perlite, source of synthetic pumice
Dielectric constant in air-ambient electrostatic separation
Electrolytic preparation of zinc dust