SU1727348A1 - METHOD FOR PRODUCING ALUMINUM OXIDE - Google Patents

METHOD FOR PRODUCING ALUMINUM OXIDE

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Publication number
SU1727348A1
SU1727348A1 SU4687213/26A SU4687213A SU1727348A1 SU 1727348 A1 SU1727348 A1 SU 1727348A1 SU 4687213/26 A SU4687213/26 A SU 4687213/26A SU 4687213 A SU4687213 A SU 4687213A SU 1727348 A1 SU1727348 A1 SU 1727348A1
Authority
SU
USSR - Soviet Union
Prior art keywords
aluminum oxide
nitric acid
producing aluminum
mol
aqueous solution
Prior art date
Application number
SU4687213/26A
Other languages
Russian (ru)
Inventor
В.А. Балашов
В.А. Сазонов
М.А. Сулятицкая
Л.П. Давыдова
Т.В. Борисова
М.А. Рачева
Original Assignee
Специальное конструкторско-технологическое бюро катализаторов с опытным заводом
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Специальное конструкторско-технологическое бюро катализаторов с опытным заводом filed Critical Специальное конструкторско-технологическое бюро катализаторов с опытным заводом
Priority to SU4687213/26A priority Critical patent/SU1727348A1/en
Application granted granted Critical
Publication of SU1727348A1 publication Critical patent/SU1727348A1/en

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Abstract

Способ получения оксида алюминия, включающий пластификацию гидроксида алюминия водным раствором, содержащим азотную кислоту, формование гранул и их термообработку, отличающийся тем, что, с целью повышения прочности гранул и улучшения экологии процесса, в качестве водного раствора, содержащего азотную кислоту, используют смесь растворов азотной кислоты и мочевины в количестве 0,5 - 1,0 моль мочевины на 1 моль азотной кислоты.The method of producing aluminum oxide, including the plasticization of aluminum hydroxide with an aqueous solution containing nitric acid, the molding of pellets and their heat treatment, characterized in that, in order to increase the strength of the granules and improve the ecology of the process, a mixture of nitric solutions is used as an aqueous solution containing nitric acid acids and urea in the amount of 0.5 - 1.0 mol of urea per 1 mol of nitric acid.

SU4687213/26A 1989-05-11 1989-05-11 METHOD FOR PRODUCING ALUMINUM OXIDE SU1727348A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU4687213/26A SU1727348A1 (en) 1989-05-11 1989-05-11 METHOD FOR PRODUCING ALUMINUM OXIDE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU4687213/26A SU1727348A1 (en) 1989-05-11 1989-05-11 METHOD FOR PRODUCING ALUMINUM OXIDE

Publications (1)

Publication Number Publication Date
SU1727348A1 true SU1727348A1 (en) 2000-09-10

Family

ID=60532448

Family Applications (1)

Application Number Title Priority Date Filing Date
SU4687213/26A SU1727348A1 (en) 1989-05-11 1989-05-11 METHOD FOR PRODUCING ALUMINUM OXIDE

Country Status (1)

Country Link
SU (1) SU1727348A1 (en)

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