FR2252422A1 - - Google Patents
Info
- Publication number
- FR2252422A1 FR2252422A1 FR7438583A FR7438583A FR2252422A1 FR 2252422 A1 FR2252422 A1 FR 2252422A1 FR 7438583 A FR7438583 A FR 7438583A FR 7438583 A FR7438583 A FR 7438583A FR 2252422 A1 FR2252422 A1 FR 2252422A1
- Authority
- FR
- France
- Prior art keywords
- solution
- value
- litre
- iron
- cathode
- 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
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 (2)
Publication Number | Publication Date |
---|---|
FR2252422A1 true FR2252422A1 (ko) | 1975-06-20 |
FR2252422B1 FR2252422B1 (ko) | 1980-08-01 |
Family
ID=10997755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7438583A Expired FR2252422B1 (ko) | 1973-11-27 | 1974-11-25 |
Country Status (13)
Country | Link |
---|---|
AT (1) | AT332192B (ko) |
BE (1) | BE822639A (ko) |
CH (1) | CH610014A5 (ko) |
DE (2) | DE7439469U (ko) |
DK (1) | DK145682C (ko) |
FR (1) | FR2252422B1 (ko) |
HU (1) | HU169344B (ko) |
IT (1) | IT1024914B (ko) |
LU (1) | LU71306A1 (ko) |
NL (1) | NL177424C (ko) |
NO (1) | NO136303C (ko) |
SE (1) | SE413196B (ko) |
YU (1) | YU39931B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0087166A1 (de) * | 1982-02-24 | 1983-08-31 | Keramchemie Gesellschaft mit beschränkter Haftung | Verfahren zur elektrolytischen Regenerierung von verbrauchter Schwefelsäure-Beizflüssigkeit |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4740281A (en) * | 1986-10-14 | 1988-04-26 | Allied Corporation | Recovery of acids from materials comprising acid and salt |
DE19850524C2 (de) * | 1998-11-03 | 2002-04-04 | Eilenburger Elektrolyse & Umwelttechnik Gmbh | Nitratfreies Recycling-Beizverfahren für Edelstähle |
DE19850525A1 (de) * | 1998-11-03 | 2000-05-04 | Eilenburger Elektrolyse & Umwelttechnik Gmbh | Verfahren zum elektrochemischen Regenerieren von Schwefelsäure-Eisen-III-sulfat-Beizlösungen für Edelstähle |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE481309A (ko) * | 1947-03-25 |
-
1973
- 1973-11-27 HU HUKE000935 patent/HU169344B/hu unknown
-
1974
- 1974-11-18 LU LU71306A patent/LU71306A1/xx unknown
- 1974-11-22 SE SE7414719A patent/SE413196B/sv not_active IP Right Cessation
- 1974-11-25 DK DK612074A patent/DK145682C/da active
- 1974-11-25 YU YU314174A patent/YU39931B/xx unknown
- 1974-11-25 FR FR7438583A patent/FR2252422B1/fr not_active Expired
- 1974-11-26 NO NO744247A patent/NO136303C/no unknown
- 1974-11-26 CH CH1568674A patent/CH610014A5/xx not_active IP Right Cessation
- 1974-11-26 IT IT7044474A patent/IT1024914B/it active
- 1974-11-26 NL NL7415391A patent/NL177424C/xx not_active IP Right Cessation
- 1974-11-27 DE DE7439469U patent/DE7439469U/de not_active Expired
- 1974-11-27 AT AT950174A patent/AT332192B/de not_active IP Right Cessation
- 1974-11-27 DE DE2456058A patent/DE2456058C2/de not_active Expired
- 1974-11-27 BE BE150890A patent/BE822639A/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0087166A1 (de) * | 1982-02-24 | 1983-08-31 | Keramchemie Gesellschaft mit beschränkter Haftung | Verfahren zur elektrolytischen Regenerierung von verbrauchter Schwefelsäure-Beizflüssigkeit |
Also Published As
Publication number | Publication date |
---|---|
DK145682B (da) | 1983-01-24 |
ATA950174A (de) | 1975-12-15 |
BE822639A (fr) | 1975-05-27 |
DE2456058C2 (de) | 1984-09-27 |
SE413196B (sv) | 1980-04-28 |
DE7439469U (de) | 1976-04-29 |
HU169344B (en) | 1976-11-27 |
YU39931B (en) | 1985-06-30 |
DK145682C (da) | 1983-08-08 |
SE7414719L (ko) | 1975-05-28 |
NO136303B (ko) | 1977-05-09 |
DK612074A (ko) | 1975-08-18 |
DE2456058A1 (de) | 1975-05-28 |
IT1024914B (it) | 1978-07-20 |
NL177424C (nl) | 1985-09-16 |
NO136303C (no) | 1977-08-17 |
YU314174A (en) | 1982-10-31 |
NL177424B (nl) | 1985-04-16 |
FR2252422B1 (ko) | 1980-08-01 |
NO744247L (ko) | 1975-06-23 |
LU71306A1 (ko) | 1975-05-28 |
NL7415391A (nl) | 1975-05-29 |
AT332192B (de) | 1976-09-10 |
CH610014A5 (en) | 1979-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |