METHOD selective flotation of copper minerals from refractory copper ores

摘要

1.method of selective flotation of copper minerals from u0442u0440u0443u0434u043du043eu043eu0431u043eu0433u0430u0442u0438u043cu044bu0445 u0441u0443u043bu044cu0444u0438u0434u043du043e - oxidized copper ores, and u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 in ore u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c for u0441u0443u043bu044cu0444u0438 u0434u043du044bu0445 minerals of copper in concentrate using reagents - u0441u043eu0431u0438u0440u0430u0442u0435u043bu00a0 and u0432u0441u043fu0435u043du0438u0432u0430u0442u0435u043bu00a0, subsequent u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c oxidized minerals in the concentrate for me di with the use of the reagents is u0441u043eu0431u0438u0440u0430u0442u0435u043bu00a0, u0432u0441u043fu0435u043du0438u0432u0430u0442u0435u043bu00a0,u0441u0443u043bu044cu0444u0438u0434u0438u0437u0430u0442u043eu0440u0430 and modifier.;2. method for u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 1, is that the grinding of ore to u0444u043bu043eu0442u0430u0446u0438u0435u0439 u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 to size the 65 - 85% of the class 0074 mm.;3. method for 1, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 is in operation u0438u0437u043cu0435u043bu044cu0447u0435u043du0438u00a0 u0434u043eu0431u0430u0432u043bu00a0u0435u0442u0441u00a0 lime (ess) of 1.8 to 2.0 kg / ton.;4. method for 1, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 is, as u0441u043eu0431u0438u0440u0430u0442u0435u043bu00a0 in u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c for sulphide minerals and oxidized minerals u043fu0440u0438u043cu0435u043du00a0u0435u0442u0441u00a0 u043au0441u0430u043du0442u043eu0433u0435u043du0430u0442.;5. method for p.4, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 that u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c for sulphide minerals u043au0441u0430u043du0442u043eu0433u0435u043du0430u0442 u0434u043eu0431u0430u0432u043bu00a0u0435u0442u0441u00a0 of 60 - 120 g / t, in the allocation of oxidized mine rahl u043au0441u0430u043du0442u043eu0433u0435u043du0430u0442 u0434u043eu0431u0430u0432u043bu00a0u0435u0442u0441u00a0 of 100 - 200 g / t.;6. method for 1, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 is, as u0432u0441u043fu0435u043du0438u0432u0430u0442u0435u043bu00a0 in u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c for sulphide minerals and oxidized minerals flotation u043fu0440u0438u043cu0435u043du00a0u0435u0442u0441u00a0 t-80.;7. method for p.6, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 that u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c for sulphide minerals reagent t-80 u0434u043eu0431u0430u0432u043bu00a0u0435u0442u0441u00a0 of 30 - 60 g / t, in the allocation of oxygenated miner u0430u043bu043eu0432 reagent t-80 u0434u043eu0431u0430u0432u043bu00a0u0435u0442u0441u00a0 of 30 - 60 g / t.;8. method for 1, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 is, as u0441u0443u043bu044cu0444u0438u0434u0438u0437u0430u0442u043eu0440u0430 in u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c for oxidized copper minerals u043fu0440u0438u043cu0435u043du00a0u0435u0442u0441u00a0 sulfur sodium.;9. method for u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 p.8, is that in u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c oxidized minerals for sodium sulfur u0434u043eu0431u0430u0432u043bu00a0u0435u0442u0441u00a0 of 900 to 1200 g / t.;10. method for 1, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 is, as a modifier in the u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c for oxidized copper minerals u043fu0440u0438u043cu0435u043du00a0u0435u0442u0441u00a0 liquid glass.;11. method for u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 p.10, is that in u0444u043bu043eu0442u0430u0446u0438u043eu043du043du043eu043c allocation modifier liquid glass u0434u043eu0431u0430u0432u043bu00a0u0435u0442u0441u00a0 oxidized minerals of 80100 g / t.;12. method for 1, u0437u0430u043au043bu044eu0447u0430u044eu0449u0438u0439u0441u00a0 is u0432u0440u0435u043cu00a0 u0432u044bu0434u0435u043bu0435u043du0438u00a0 flotation of sulphide minerals u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 10 - 15 minutes, u0432u0440u0435u043cu00a0 u0432u044bu0434u0435u043bu0435u043du0438u00a0 oxidized minerals flotation u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 25 - 30 minutes.