Ushbu maqolada Ukraina, Tojikiston va O'zbekiston Respublikasi Olmaliq KMK, Shimoliv KB mutaxassislarining ishlatilgan vanadiy katalizatorlarini qayta ishlash texnologiyasini ishlab chiqish tadqiqotining asosiy natijalari voritilgan. Shimoliv KB oltingugurt kislotasini ishlab chiqarish sexida o'tkazilgan, ishlatilgan vanadiy katalizatorlarini qayta ishlash vangi texnologivasining sanaot - tajribalari sinovlari V2Os ning 94-98 % miqdorida vanadiyning beshoksidini olish imkonini tasdiqladi.
Tayanch iboralar: vanadiy katalizatorlari, sanaot - tajribalari sinovlari, oltingugurt kislotasini ishlab chiqarish, vanadiy beshoksidi, eritma olish, oksidlangan atmosfera, ishqor yoki ammiakli so 'ndirish, pulpani fdtrlash, eritmani vuvish, ammiakli suv bilan ishlov berish, filtrat olish, aralashmalar.
This article highlights the key findings o f studies on the development o f processing technology o f spent vanadium catalysts by specialists o f Ukraine, Tajikistan and Almalyk MMC, Northern Mining Administration o f the Republic of Uzbekistan.Pilot testing o f new technologies for processing o f spent vanadium catalysts have conducted in sulfuric acid production shop o f Northern Mining Administration, confirmed the possibility o f obtaining the vanadium pentoxide with the content ofV20 5 o f94-98%.
Key words: vanadium catalyst, pilot testing, sulfuric acid production, vanadium pentoxide, solution extracting, oxidizing atmosphere, precipitation o f alkali or ammonia, pulp filtering, solution washing, treatment with ammonia water, filtrate obtaining, impurities.
