RU97110251A - METHOD FOR PRODUCING ALUMINUM BY ELECTROLYSIS OF MELTED SALTS - Google Patents

METHOD FOR PRODUCING ALUMINUM BY ELECTROLYSIS OF MELTED SALTS

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Publication number
RU97110251A
RU97110251A RU97110251/02A RU97110251A RU97110251A RU 97110251 A RU97110251 A RU 97110251A RU 97110251/02 A RU97110251/02 A RU 97110251/02A RU 97110251 A RU97110251 A RU 97110251A RU 97110251 A RU97110251 A RU 97110251A
Authority
RU
Russia
Prior art keywords
boron
electrolysis
producing aluminum
salts
cryolite
Prior art date
Application number
RU97110251/02A
Other languages
Russian (ru)
Other versions
RU2124581C1 (en
Inventor
В.В. Дорофеев
Л.В. Рагозин
В.А. Боровик
Original Assignee
Открытое акционерное общество "Сибирско-Уральская алюминиевая компания", филиал "Иркутский алюминиевый завод Сибирско-Уральской алюминиевой компании"
Filing date
Publication date
Application filed by Открытое акционерное общество "Сибирско-Уральская алюминиевая компания", филиал "Иркутский алюминиевый завод Сибирско-Уральской алюминиевой компании" filed Critical Открытое акционерное общество "Сибирско-Уральская алюминиевая компания", филиал "Иркутский алюминиевый завод Сибирско-Уральской алюминиевой компании"
Priority to RU97110251/02A priority Critical patent/RU2124581C1/en
Priority claimed from RU97110251/02A external-priority patent/RU2124581C1/en
Application granted granted Critical
Publication of RU2124581C1 publication Critical patent/RU2124581C1/en
Publication of RU97110251A publication Critical patent/RU97110251A/en

Links

Claims (1)

Способ производства алюминия электролизом расплавленных солей, включающий подачу в электролизер глинозема, фторсолей и борсодержащей добавки, отличающийся тем, что в качестве борсодержащей добавки используют борированный регенерационный криолит с содержанием бора 5-8 мас.%, полученный путем химического взаимодействия борсодержащих соединений с фторалюминатным раствором на стадии производства регенерационного криолита, при этом, борированный регенерационный криолит подают в электролизер в соотношении 0,01-0,015:1 к массе получаемого алюминия.A method for the production of aluminum by electrolysis of molten salts, comprising feeding alumina, fluorine salts and a boron-containing additive to the electrolyzer, characterized in that boron-containing cryolite with a boron content of 5-8 wt.% Obtained by chemical interaction of boron-containing compounds with a fluoroaluminate solution is used as a boron-containing additive the stage of production of regeneration cryolite, while borated regeneration cryolite is fed into the electrolyzer in a ratio of 0.01-0.015: 1 to the mass of aluminum produced The line.
RU97110251/02A 1997-06-17 1997-06-17 Process of aluminum making by electrolysis of melted salts RU2124581C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU97110251/02A RU2124581C1 (en) 1997-06-17 1997-06-17 Process of aluminum making by electrolysis of melted salts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU97110251/02A RU2124581C1 (en) 1997-06-17 1997-06-17 Process of aluminum making by electrolysis of melted salts

Publications (2)

Publication Number Publication Date
RU2124581C1 RU2124581C1 (en) 1999-01-10
RU97110251A true RU97110251A (en) 1999-05-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU97110251/02A RU2124581C1 (en) 1997-06-17 1997-06-17 Process of aluminum making by electrolysis of melted salts

Country Status (1)

Country Link
RU (1) RU2124581C1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2745830C1 (en) * 2020-06-04 2021-04-01 Акционерное общество "СЕФКО" Method of producing aluminum by electrolysis of a suspension of alumina in an aluminum melt

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