RU96110178A - METHOD FOR PRODUCING SILICO-CHROME ELECTRIC CORUNDUM FROM WORKED CATALYSTS - Google Patents

METHOD FOR PRODUCING SILICO-CHROME ELECTRIC CORUNDUM FROM WORKED CATALYSTS

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Publication number
RU96110178A
RU96110178A RU96110178/02A RU96110178A RU96110178A RU 96110178 A RU96110178 A RU 96110178A RU 96110178/02 A RU96110178/02 A RU 96110178/02A RU 96110178 A RU96110178 A RU 96110178A RU 96110178 A RU96110178 A RU 96110178A
Authority
RU
Russia
Prior art keywords
catalysts
worked
electrocorundum
chrome
silico
Prior art date
Application number
RU96110178/02A
Other languages
Russian (ru)
Inventor
З.Я. Иткис
Д.Л. Эрлихман
Л.Г. Фрейдкин
Г.Ю. Файда
Original Assignee
Производственно-коммерческое объединение "Мигел"
Filing date
Publication date
Application filed by Производственно-коммерческое объединение "Мигел" filed Critical Производственно-коммерческое объединение "Мигел"
Publication of RU96110178A publication Critical patent/RU96110178A/en

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Claims (1)

Способ производства силикохрома и электрокорунда из отработанных хромоалюминиевых катализаторов, включающий плавление катализатора в печах, восстановление оксида хрома, хромсодержащего продукта и электрокорунда, отличающийся тем, что с целью упрощения технологического процесса и создания безотходной технологии утилизации отработанного катализатора с получением электрокорунда, содержащего более 98% оксида алюминия, операция плавления отработанного катализатора совмещена с операцией восстановления оксида хрома и осуществляются в печах для производства абразивов.A method for the production of silicochrome and electrocorundum from spent chromium-aluminum catalysts, including melting the catalyst in furnaces, reducing chromium oxide, a chromium-containing product and electrocorundum, characterized in that in order to simplify the process and create a waste-free technology for utilizing spent catalyst to produce electrocorundum containing more than 98% oxide aluminum, the operation of melting the spent catalyst is combined with the operation of reducing chromium oxide and is carried out in echah for the production of abrasives.
RU96110178/02A 1996-05-22 METHOD FOR PRODUCING SILICO-CHROME ELECTRIC CORUNDUM FROM WORKED CATALYSTS RU96110178A (en)

Publications (1)

Publication Number Publication Date
RU96110178A true RU96110178A (en) 1998-08-20

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