Search
Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
17 results returnedSearch results
- Selective flotation concentration of lead-zinc ores from the Musick and Helena mines, Bohemia District, Oreg.
- Beneficiation of Sherman pyromorphite lead ore
- Beneficiation of ferberite-scheelite ore from Germania Consolidated Mines, Inc. Stevens County, Wash.
- Beneficiation of western phosphate ores
- Zirconium-hafnium separation
- Flotation of low-grade mercury ores
- Flotation of Pacific Northwest chromite ores
- Beneficiating manganese oxide ores from the Butte-Philipsburg Federal Stockpile
- Selective flotation of fine-grained lead-zinc sulfides from Idaho and Washington
- Precipitation and electrodeposition of mercury in caustic solutions
- Beneficiation and hydrometallurgical treatment of complex mercury sulfide products
- Recrystallization of chrome spinel
- Liquidus temperatures of titaniferous slags (in three parts).
- Removal of magnesium impurities from phosphate rock concentrates
- Utilization of red mud residues from alumina production
- Production of high-purity synthetic rutile from a domestic ilmenite concentrate
- Synthesis of rutile from domestic ilmenites