Search U.S. government technical reports digitized or harvested by TRAIL.
Progress reports :metallurgical division.
Manganese investigations :metallurgical division.
Manganese investigations :metallurgical division.
Manganese investigations -metallurgical division.
Manganese investigations -metallurgical division.
Manganese investigations, Metallurgical Division.
Manganese investigations -metallurgical division.
Laboratory beneficiation of disseminated fluorspar ores
Celestite deposits, Brown, Nolan, Fisher, and Coke Counties, Tex.
Ore dressing investigation of oxidized lead ores from Missouri and Illinois
Investigation of the Dempsey zinc-lead mine, Washington County, Mo.
Investigation of ore-dressing methods for barite ores from New Mexico, Missouri, and Arkansas
Experimental treatment of barite ores from Montgomery County, Ark. and Morgan County, Mo.
Mineral-dressing study of manganese ore, Cason Mine, Batesville, Ark.
Laboratory recovery of manganese carbonate from the Martin mine, Independence County, Ark.
Beneficiation of a Brazilian phosphate rock
Progress report on development of columbium in Arkansas for 1953
Laboratory flotation of talc from Arkansas and Texas sources
Preliminary mineral-dressing investigation of East Texas brown iron ores
A mineral-dressing study of manganese deposits of West-central Arkansas
Mineral-dressing investigations of the recovery of pyromorphite from a Newton County Mo., deposit
A mineral-dressing study of manganese deposits of the Batesville, Ark. district
Experiments in concentrating lead sulfide slime
Recovering iron concentrates from the Pea Ridge deposit, central Missouri
Examination of ilmenite-bearing sands in Otter Creek Valley, Kiowa and Tillman Counties, Okla.
Titanium-bearing deposits in South Texas
Prereduced iron ore pellets :a new blast furnace raw material
Iron ore pellet binders from lignite deposits
Experimental production and smelting of prereduced iron ore pellets
Reduction roasting-acid solution techniques in laboratory processing of Minnesota manganiferous ores
Magnetic roasting of iron ores with ferrous scrap
Physical strength of iron ore pellets at elevated temperatures
Parameters affecting reduction-induration of unfired magnetite pellets
Metallization of iron ores with solid reductants
Oxidation roasting of chalcocite concentrate
Recycling of steelmaking dusts
Separating copper from scrap by preferential melting :laboratory and economic evaluation