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10Treatment of dispersisnoIn a few minutes, usually about 2 minutes, the Colombo Arthur F Process for improved flotation Mobil Oil Corporation Ore beneficiation process Inquire Now
17colombo a f 1980There is disclosed a process for scavenging iron from tailings produced by the flotation beneficiation of iron ore This process includes the step of Inquire Now
9Beneficiation of a Western Mesabi Nonmagnetic Taconite After 2Based on beneficiation plant feed 19 magnetic separation, was removed in Colombo (assigned to the U S Department of the Interior) Process for Inquire Now
13Selective flocculation process for the recovery of phosphateA process for separating and recovering nonmetallic minerals, particularly phosphate, from an ore containing nonuniform sized particles, including colloidal Inquire Now
7 Lunar Simulant in Vacuum for Electrostatic BeneficiationElectrostatic beneficiation of lunar regolith has potential application for separating minerals for material processing on the moon This paper describes the Inquire Now
14Apparatus for manufacture of oxygen from lunar ilmeniteA reactor apparatus for production of Lunar oxygen uses feed stocks comprising a particulate hydrogenreducible enriched feed in the size range from about Inquire Now
18Silica in Hydrometallurgy: An OverviewIn the AMAX process for sulfuric acid pressure soil stabilization, ore beneficiation, etc Details F Colombo, USBM RI 7812 (1973) 68 R Inquire Now
11US3649245 Process for the purification of pyrite A process for the purification of pyrite and pyrrhotite cinders from nonferrous metals, from arsenic and from sulfur The process is characteristic in that Inquire Now
6Upgrading FineGrained Iron Ores: (i) General Review (ii) Ag Advances in Fine Particles Processing 1990, pp (i) Flotation the Yang process of direct Colombo, A F , Beneficiation of Mineral Fines, Inquire Now
16 platinum, palladium and rhodium with inorganic ligands in Nov 6 15:21:01 2007 /hling/journals/geo/138/07151 8 C Colombo et The Geology, Geochemistry, Mineralogy and Mineral Beneficiation of Platinum Inquire Now
12Integrated lunar materials manufacturing process20021219A feed material which is a mixture of chemically reduced lunar ilmenite and lunar agglutinates having a particle size in the range of 20200 Inquire Now
15Selective flocculation, magnetic separation, and flotation of flocculationmagnetic separationflotation process Non This invention is directed to the beneficiation of been described by Frommer and Colombo in U S Inquire Now
19Method of processing scraps and equipment therefor4192738 Process for scavenging iron from tailings produced by flotation beneficiation and for increasing iron ore recovery 19800311 Colombo et al 209/39Inquire Now