JPS5415496A - Method of improving in roasting waste hydrochloric acid - Google Patents

Method of improving in roasting waste hydrochloric acid

Info

Publication number
JPS5415496A
JPS5415496A JP8000477A JP8000477A JPS5415496A JP S5415496 A JPS5415496 A JP S5415496A JP 8000477 A JP8000477 A JP 8000477A JP 8000477 A JP8000477 A JP 8000477A JP S5415496 A JPS5415496 A JP S5415496A
Authority
JP
Japan
Prior art keywords
hydrochloric acid
improving
waste hydrochloric
roasting waste
metal oxide
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.)
Granted
Application number
JP8000477A
Other languages
Japanese (ja)
Other versions
JPS5611641B2 (en
Inventor
Nobuyoshi Eguchi
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.)
Chiyoda Chemical Engineering and Construction Co Ltd
Original Assignee
Chiyoda Chemical Engineering and Construction Co 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 Chiyoda Chemical Engineering and Construction Co Ltd filed Critical Chiyoda Chemical Engineering and Construction Co Ltd
Priority to JP8000477A priority Critical patent/JPS5415496A/en
Publication of JPS5415496A publication Critical patent/JPS5415496A/en
Publication of JPS5611641B2 publication Critical patent/JPS5611641B2/ja
Granted 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Abstract

PURPOSE: To minimize escaping of hydrochloric acid and metal oxide outside the system and improve recovery rate thereof by means of a scrubber so provided between the hydrochloric acid absorption column and final poison removing column as to washing metal oxide in the waste gas from the absorption column.
COPYRIGHT: (C)1979,JPO&Japio
JP8000477A 1977-07-06 1977-07-06 Method of improving in roasting waste hydrochloric acid Granted JPS5415496A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8000477A JPS5415496A (en) 1977-07-06 1977-07-06 Method of improving in roasting waste hydrochloric acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8000477A JPS5415496A (en) 1977-07-06 1977-07-06 Method of improving in roasting waste hydrochloric acid

Publications (2)

Publication Number Publication Date
JPS5415496A true JPS5415496A (en) 1979-02-05
JPS5611641B2 JPS5611641B2 (en) 1981-03-16

Family

ID=13706178

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8000477A Granted JPS5415496A (en) 1977-07-06 1977-07-06 Method of improving in roasting waste hydrochloric acid

Country Status (1)

Country Link
JP (1) JPS5415496A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63298122A (en) * 1987-05-29 1988-12-05 Nippon Sharyo Seizo Kaisha Ltd Flowmeter for grouting pump
BE1009555A3 (en) * 1994-10-14 1997-05-06 Andritz Patentverwaltung Process for the regeneration of beit hcl acid with additions of zinc in a spray roost process.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63157345U (en) * 1987-04-03 1988-10-14
JPH01178748U (en) * 1988-06-03 1989-12-21
JPH03843U (en) * 1989-05-26 1991-01-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63298122A (en) * 1987-05-29 1988-12-05 Nippon Sharyo Seizo Kaisha Ltd Flowmeter for grouting pump
BE1009555A3 (en) * 1994-10-14 1997-05-06 Andritz Patentverwaltung Process for the regeneration of beit hcl acid with additions of zinc in a spray roost process.

Also Published As

Publication number Publication date
JPS5611641B2 (en) 1981-03-16

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