METHOD OF EXTRACTION osmium and rhenium from the washing Sulfuric Acid

摘要

1.method u0438u0437u0432u043bu0435u0447u0435u043du0438u00a0 u043eu0441u043cu0438u00a0 and u0440u0435u043du0438u00a0 of rinsing solution comprising sulphuric acid, sulphite processing u0445u043bu043eu0440u0441u043eu0434u0435u0440u0436u0430u0449u0438u043c compound with u043eu0441u043cu0438u00a0 structures, the extractions u043eu0441u043cu0438u00a0 and u0440u0435u043du0438u00a0 using tertiary u0430u043cu0438u043du043eu0432 and u0440u0430u0437u0431u0430u0432u0438u0442u0435u043bu00a0 based on limit of hydrocarbons and heat treatment of u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 orderwhat processing the sulphite solution u0445u043bu043eu0440u0441u043eu0434u0435u0440u0436u0430u0449u0438u043c compound leads to the reduction u043eu0431u0435u0441u043fu0435u0447u0435u043du0438u00a0 resilience of 800 - 1000 mv to structures, row u0438u00a0 to os (viii), u043eu0441u043cu0438u00a0 extractions and u0440u0435u043du0438u00a0 u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 sequentially, with the first u044du043au0441u0442u0440u0430u0433u0438u0440u0443u044eu0442 osmium and rhenium.extractions u043eu0441u043cu0438u00a0 u043fu0440u043eu0432u043eu0434u00a0u0442 using as u044du043au0441u0442u0440u0430u0433u0435u043du0442u0430 u0440u0430u0437u0431u0430u0432u0438u0442u0435u043bu00a0 based on limit of hydrocarbons with translation u043eu0441u043cu0438u00a0 in extract, and u0440u0435u043du0438u00a0 - u0440u0430u0444u0438u043du0430 t, the heat are u043eu0441u043cu0438u0439u0441u043eu0434u0435u0440u0436u0430u0449u0438u0439 extract, which is then filtered out and obtaining u0442u0432u0435u0440u0434u043eu0444u0430u0437u043du043eu0433u043e u043eu0441u043cu0438u0435u0432u043eu0433u043e concentrate, and rhenium u044du043au0441u0442u0440u0430u0433u0438 u0440u0443u044eu0442 of u0440u0430u0444u0438u043du0430u0442u0430 u044du043au0441u0442u0440u0430u0433u0435u043du0442u043eu043c containing 10% - 40% tertiary u0430u043cu0438u043du043eu0432.;2. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the sulphite solution has a concentration of 300 to 700 g / l h2so4, as well as a chlorine containing reagent u0434u043bu00a0 processing solution using ki u043fu043eu0445u043bu043eu0440u0438u0442 u043du0430u0442u0440u0438u00a0 or u043au0430u043bu044cu0446u0438u00a0.;3. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that a u044du043au0441u0442u0440u0430u0433u0435u043du0442u0430 based on limit of hydrocarbons using kerosene or diesel fuel, and extractions u043eu0441u043cu0438u00a0 lead p ri ratio of o: = 1: 5 to 25.;4. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the thermal u043eu0441u043cu0438u0439u0441u043eu0434u0435u0440u0436u0430u0449u0435u0433u043e u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 extract with 40 - ranging between.;5. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the curing u043eu0441u043cu0438u0439u0441u043eu0434u0435u0440u0436u0430u0449u0438u0439 extract back to the stage of extraction.;6. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the extractions u0440u0435u043du0438u00a0 lead with an o: = 1: 25 to 100.