METHOD FOR RECOVERING CHLORINE, FLUORINE FROM ANODE GAS AND WASTE ELECTROLYTE FORMED IN PROCESS FOR ELECTRODEPOSITION OF ZIRCONIUM Russian patent published in 1999 - IPC

Abstract RU 2140465 C1

FIELD: processes for recovering chlorine, fluorine (freons) contained in anode gas, possibly processes for obtaining zirconium and other rare metals. SUBSTANCE: method comprises steps of bubbling anode gas through melt of waste electrolyte at temperature 720-850 C, feed rate 30-100 m3/m2 in presence of zirconium-containing raw material and graphite refuse. EFFECT: possibility of recovering chlorine and fluorine from waste electrolyte. 6 cl

Similar patents RU2140465C1

Title Year Author Number
METHOD OF PREPARING ZIRCONIUM FLUORIDE COMPOUNDS HAVING LOWER HAFNIUM CONTENT 1999
  • Baluev V.A.
  • Butja E.L.
  • Kunaev N.A.
  • Shtutsa M.G.
  • Kotrekhov V.A.
  • Cheremnykh G.S.
  • Efimov Ju.N.
RU2170702C1
FLUX FOR MELT, REFINING, INOCULATION OF NON-FERROUS METALS AMD ALLOYS 2003
  • Antonenkov E.V.
  • Balkicheva T.N.
  • Butja E.L.
  • Khardin V.A.
  • Soljakov A.P.
RU2230809C1
METHOD OF EXTRACTING HAFNIUM AND ZIRCONIUM FROM FLUORIDE SECONDARY MATERIAL CONTAINING HAFNIUM AND ZIRCONIUM 2020
  • Zubkova Mariya Yurevna
  • Butya Evgenij Leonidovich
  • Ibragimov Rustam Ramilevich
  • Moskalenko Oleg Petrovich
  • Kutyavin Aleksandr Gennadevich
  • Tretyakov Andrej Aleksandrovich
  • Afonin Sergej Valerevich
  • Maltsev Aleksandr Anatolevich
  • Koparulina Elena Semenovna
  • Sviridov Aleksandr Mikhajlovich
RU2732259C1
METHOD OF PRODUCING ZIRCONIUM THROUGH MOLTEN ELECTROLYTE ELECTROLYSIS (VERSIONS) 2008
  • Matjushkin Nikolaj Aleksandrovich
  • Bezumov Valerij Nikolaevich
  • Dunaev Aleksandr Ivanovich
  • Shtutsa Mikhail Georgievich
  • Pogudin Sergej Evgen'Evich
RU2400568C2
METHOD OF POTASSIUM SILICOFLUORIDE PRODUCING 1995
  • Baluev V.A.
  • Butja E.L.
  • Dorokhov I.T.
  • Kunaev N.A.
  • Kreknina N.S.
  • Cheremnykh G.S.
RU2095311C1
METHOD OF PRODUCING ZIRCONIUM THROUGH MOLTEN ELECTROLYTE ELECTROLYSIS (VERSIONS) 2016
  • Matyushkin Nikolaj Aleksandrovich
  • Dunaev Aleksandr Ivanovich
  • Novikov Vladimir Vladimirovich
  • Kabanov Aleksandr Anatolevich
  • Dzyubinskij Ivan Aleksandrovich
  • Pogudin Sergej Evgenevich
  • Redkin Aleksandr Nikolaevich
RU2654397C2
PROCEDURE FOR PRODUCTION OF ALUMO-SCANDIUM CONTAINING ADDITIONAL ALLOY AND CHARGE FOR PRODUCTION OF ALUMO-SCANDIUM CONTAINING ADDITIONAL ALLOY 2009
  • Jatsenko Sergej Pavlovich
  • Jatsenko Aleksandr Sergeevich
  • Ovsjannikov Boris Vladimirovich
  • Varchenja Pavel Anatol'Evich
RU2421537C2
METHOD TO PRODUCE ZIRCONIUM BY ELECTROLYSIS FROM MELTED SALTS 2012
  • Novikov Vladimir Vladimirovich
  • Kabanov Aleksandr Anatol'Evich
  • Bezumov Valerij Nikolaevich
  • Dunaev Aleksandr Ivanovich
  • Shtutsa Mikhail Georgievich
  • Butja Evgenij Leonidovich
  • Pogudin Sergej Evgen'Evich
  • Red'Kin Aleksandr Nikolaevich
RU2516170C2
FLUOROPOLYMERIC COMPOSITION FOR COATINGS 1993
  • Alekseev A.P.
  • Beljaev A.L.
RU2096435C1
METHOD OF ZIRCON PREPARING 1992
  • Butja E.L.
  • Kunaev N.A.
  • Kodochigov B.N.
  • Polenov A.I.
  • Cheremnykh G.S.
RU2031844C1

RU 2 140 465 C1

Authors

Baluev V.A.

Cheremnykh G.S.

Emel'Khovskij V.E.

Kotrekhov V.A.

Kunaev N.A.

Moskalenko P.I.

Titov G.N.

Dates

1999-10-27Published

1997-03-20Filed