AT315603B - Process for regenerating zinc-containing hydrochloric iron pickling solutions - Google Patents
Process for regenerating zinc-containing hydrochloric iron pickling solutionsInfo
- 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
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)
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)
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)
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 |
-
1972
- 1972-08-03 AT AT671572A patent/AT315603B/en not_active IP Right Cessation
-
1973
- 1973-07-31 DE DE19732338664 patent/DE2338664A1/en active Pending
Cited By (1)
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 |