IT1024914B - PROCEDURE AND DEVICE FOR ELECTROCHEMICAL PIGENERATION IN CLOSED CIRCUIT OF FINAL PICKLING SOLUTIONS CONTAINING SULFURIC ACID - Google Patents
PROCEDURE AND DEVICE FOR ELECTROCHEMICAL PIGENERATION IN CLOSED CIRCUIT OF FINAL PICKLING SOLUTIONS CONTAINING SULFURIC ACIDInfo
- Publication number
- IT1024914B IT1024914B IT7044474A IT7044474A IT1024914B IT 1024914 B IT1024914 B IT 1024914B IT 7044474 A IT7044474 A IT 7044474A IT 7044474 A IT7044474 A IT 7044474A IT 1024914 B IT1024914 B IT 1024914B
- Authority
- IT
- Italy
- Prior art keywords
- pigeneration
- electrochemical
- procedure
- sulfuric acid
- closed circuit
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/06—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Urology & Nephrology (AREA)
- Electrochemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HUKE000935 HU169344B (en) | 1973-11-27 | 1973-11-27 | Method for electrochemical cycle-processing pickle end-solutions containing sulfuric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1024914B true IT1024914B (en) | 1978-07-20 |
Family
ID=10997755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7044474A IT1024914B (en) | 1973-11-27 | 1974-11-26 | PROCEDURE AND DEVICE FOR ELECTROCHEMICAL PIGENERATION IN CLOSED CIRCUIT OF FINAL PICKLING SOLUTIONS CONTAINING SULFURIC ACID |
Country Status (13)
| Country | Link |
|---|---|
| AT (1) | AT332192B (en) |
| BE (1) | BE822639A (en) |
| CH (1) | CH610014A5 (en) |
| DE (2) | DE7439469U (en) |
| DK (1) | DK145682C (en) |
| FR (1) | FR2252422B1 (en) |
| HU (1) | HU169344B (en) |
| IT (1) | IT1024914B (en) |
| LU (1) | LU71306A1 (en) |
| NL (1) | NL177424C (en) |
| NO (1) | NO136303C (en) |
| SE (1) | SE413196B (en) |
| YU (1) | YU39931B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3206538C2 (en) * | 1982-02-24 | 1984-04-12 | Keramchemie GmbH, 5433 Siershahn | Process for the electrolytic regeneration of used sulfuric acid pickling liquid |
| US4740281A (en) * | 1986-10-14 | 1988-04-26 | Allied Corporation | Recovery of acids from materials comprising acid and salt |
| DE19850524C2 (en) * | 1998-11-03 | 2002-04-04 | Eilenburger Elektrolyse & Umwelttechnik Gmbh | Nitrate-free recycling pickling process for stainless steels |
| DE19850525A1 (en) * | 1998-11-03 | 2000-05-04 | Eilenburger Elektrolyse & Umwelttechnik Gmbh | Regeneration of sulfuric acid-iron(III) sulfate pickling solution, used especially for special steels, involves perdisulfuric acid production in a spent solution electrolysis cell |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE481309A (en) * | 1947-03-25 |
-
1973
- 1973-11-27 HU HUKE000935 patent/HU169344B/en unknown
-
1974
- 1974-11-18 LU LU71306A patent/LU71306A1/xx unknown
- 1974-11-22 SE SE7414719A patent/SE413196B/en not_active IP Right Cessation
- 1974-11-25 DK DK612074A patent/DK145682C/en active
- 1974-11-25 YU YU314174A patent/YU39931B/en unknown
- 1974-11-25 FR FR7438583A patent/FR2252422B1/fr not_active Expired
- 1974-11-26 NO NO744247A patent/NO136303C/en unknown
- 1974-11-26 CH CH1568674A patent/CH610014A5/en not_active IP Right Cessation
- 1974-11-26 IT IT7044474A patent/IT1024914B/en active
- 1974-11-26 NL NL7415391A patent/NL177424C/en not_active IP Right Cessation
- 1974-11-27 DE DE7439469U patent/DE7439469U/en not_active Expired
- 1974-11-27 AT AT950174A patent/AT332192B/en not_active IP Right Cessation
- 1974-11-27 DE DE2456058A patent/DE2456058C2/en not_active Expired
- 1974-11-27 BE BE150890A patent/BE822639A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK145682B (en) | 1983-01-24 |
| ATA950174A (en) | 1975-12-15 |
| BE822639A (en) | 1975-05-27 |
| DE2456058C2 (en) | 1984-09-27 |
| SE413196B (en) | 1980-04-28 |
| DE7439469U (en) | 1976-04-29 |
| HU169344B (en) | 1976-11-27 |
| YU39931B (en) | 1985-06-30 |
| FR2252422A1 (en) | 1975-06-20 |
| DK145682C (en) | 1983-08-08 |
| SE7414719L (en) | 1975-05-28 |
| NO136303B (en) | 1977-05-09 |
| DK612074A (en) | 1975-08-18 |
| DE2456058A1 (en) | 1975-05-28 |
| NL177424C (en) | 1985-09-16 |
| NO136303C (en) | 1977-08-17 |
| YU314174A (en) | 1982-10-31 |
| NL177424B (en) | 1985-04-16 |
| FR2252422B1 (en) | 1980-08-01 |
| NO744247L (en) | 1975-06-23 |
| LU71306A1 (en) | 1975-05-28 |
| NL7415391A (en) | 1975-05-29 |
| AT332192B (en) | 1976-09-10 |
| CH610014A5 (en) | 1979-03-30 |
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