JPS5347395A - Continous recovering method for hydrogen chloride gas from used hydrochloric acid - Google Patents

Continous recovering method for hydrogen chloride gas from used hydrochloric acid

Info

Publication number
JPS5347395A
JPS5347395A JP12330776A JP12330776A JPS5347395A JP S5347395 A JPS5347395 A JP S5347395A JP 12330776 A JP12330776 A JP 12330776A JP 12330776 A JP12330776 A JP 12330776A JP S5347395 A JPS5347395 A JP S5347395A
Authority
JP
Japan
Prior art keywords
hydrochloric acid
hydrogen chloride
continous
chloride gas
used hydrochloric
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP12330776A
Other languages
Japanese (ja)
Inventor
Kiyohiro Tani
Namio Hida
Tetsuo Ikeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP12330776A priority Critical patent/JPS5347395A/en
Publication of JPS5347395A publication Critical patent/JPS5347395A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

PURPOSE:To eliminate the necessity of whole replacement of iron oxide and to enable continuous running, by keeping size distribution and weight of iron oxide within a specific range, in recovering hydrogen chloride from used hydrochloric acid by use of a roasting furnace having a fluid bed of iron oxide.
JP12330776A 1976-10-13 1976-10-13 Continous recovering method for hydrogen chloride gas from used hydrochloric acid Pending JPS5347395A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12330776A JPS5347395A (en) 1976-10-13 1976-10-13 Continous recovering method for hydrogen chloride gas from used hydrochloric acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12330776A JPS5347395A (en) 1976-10-13 1976-10-13 Continous recovering method for hydrogen chloride gas from used hydrochloric acid

Publications (1)

Publication Number Publication Date
JPS5347395A true JPS5347395A (en) 1978-04-27

Family

ID=14857291

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12330776A Pending JPS5347395A (en) 1976-10-13 1976-10-13 Continous recovering method for hydrogen chloride gas from used hydrochloric acid

Country Status (1)

Country Link
JP (1) JPS5347395A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5635152A (en) * 1992-02-12 1997-06-03 Austpac Gold N.L. Acid regeneration
JP2010064935A (en) * 2008-09-12 2010-03-25 Jfe Steel Corp Method and apparatus for separating hydrochloric acid from waste hydrochloric acid liquid
CN109553152A (en) * 2018-11-30 2019-04-02 中冶南方工程技术有限公司 A kind of stainless steel mixed acid waste liquor regenerated acid technique

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5635152A (en) * 1992-02-12 1997-06-03 Austpac Gold N.L. Acid regeneration
JP2010064935A (en) * 2008-09-12 2010-03-25 Jfe Steel Corp Method and apparatus for separating hydrochloric acid from waste hydrochloric acid liquid
CN109553152A (en) * 2018-11-30 2019-04-02 中冶南方工程技术有限公司 A kind of stainless steel mixed acid waste liquor regenerated acid technique
CN109553152B (en) * 2018-11-30 2021-09-10 中冶南方工程技术有限公司 Stainless steel mixed acid waste liquid regenerated acid process

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