AT315603B - Process for regenerating zinc-containing hydrochloric iron pickling solutions - Google Patents

Process for regenerating zinc-containing hydrochloric iron pickling solutions

Info

Publication number
AT315603B
AT315603B AT671572A AT671572A AT315603B AT 315603 B AT315603 B AT 315603B AT 671572 A AT671572 A AT 671572A AT 671572 A AT671572 A AT 671572A AT 315603 B AT315603 B AT 315603B
Authority
AT
Austria
Prior art keywords
containing hydrochloric
pickling solutions
iron pickling
regenerating zinc
regenerating
Prior art date
Application number
AT671572A
Other languages
German (de)
Inventor
Andreas Hake Dr
Original Assignee
Ruthner Ind Planungs Ag
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 Ruthner Ind Planungs Ag filed Critical Ruthner Ind Planungs Ag
Priority to AT671572A priority Critical patent/AT315603B/en
Priority to DE19732338664 priority patent/DE2338664A1/en
Application granted granted Critical
Publication of AT315603B publication Critical patent/AT315603B/en

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)
AT671572A 1972-08-03 1972-08-03 Process for regenerating zinc-containing hydrochloric iron pickling solutions AT315603B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT671572A AT315603B (en) 1972-08-03 1972-08-03 Process for regenerating zinc-containing hydrochloric iron pickling solutions
DE19732338664 DE2338664A1 (en) 1972-08-03 1973-07-31 Regenerating iron etching solns - contg zinc and hydrochloride, by spray-roasting following zinc chloride conversion to sulphate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT671572A AT315603B (en) 1972-08-03 1972-08-03 Process for regenerating zinc-containing hydrochloric iron pickling solutions

Publications (1)

Publication Number Publication Date
AT315603B true AT315603B (en) 1974-06-10

Family

ID=3589062

Family Applications (1)

Application Number Title Priority Date Filing Date
AT671572A AT315603B (en) 1972-08-03 1972-08-03 Process for regenerating zinc-containing hydrochloric iron pickling solutions

Country Status (2)

Country Link
AT (1) AT315603B (en)
DE (1) DE2338664A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4204892A1 (en) * 1992-02-19 1993-08-26 Wiegel Verwaltung Gmbh & Co Iron and zinc salts sepn. from acid etching soln. - by using organic extn. agent to remove zinc salt and sulphate ion producing agent to convert salt into insol. zinc sulphate, for pure prods.

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT404031B (en) * 1994-10-14 1998-07-27 Andritz Patentverwaltung METHOD FOR REGENERATING HCL MISCOLID ACIDS WITH ADMINISTRATION OF ZINC IN A SPRAYING EYE PROCESS
ITVI20090126A1 (en) * 2009-06-03 2010-12-04 Ekipo S R L PROCESS OF REGENERATION OF BATHS OF STRIPING OF ZINC AND IRON WITH PICKLING OF CHLORIDRIC ACID AND PRODUCTION OF ZINC SULPHATE AND IRON SULFATE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4204892A1 (en) * 1992-02-19 1993-08-26 Wiegel Verwaltung Gmbh & Co Iron and zinc salts sepn. from acid etching soln. - by using organic extn. agent to remove zinc salt and sulphate ion producing agent to convert salt into insol. zinc sulphate, for pure prods.

Also Published As

Publication number Publication date
DE2338664A1 (en) 1974-02-21

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee