DK0463671T3 - Fremgangsmåde til oparbejdning af brugt bejdse indeholdende metalsalte og syre - Google Patents
Fremgangsmåde til oparbejdning af brugt bejdse indeholdende metalsalte og syreInfo
- Publication number
- DK0463671T3 DK0463671T3 DK91201480.0T DK91201480T DK0463671T3 DK 0463671 T3 DK0463671 T3 DK 0463671T3 DK 91201480 T DK91201480 T DK 91201480T DK 0463671 T3 DK0463671 T3 DK 0463671T3
- Authority
- DK
- Denmark
- Prior art keywords
- acid
- spent liquor
- electrolysis
- hno3
- metal salts
- 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)
- Metallurgy (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Detergent Compositions (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Electrolytic Production Of Metals (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4020560A DE4020560A1 (de) | 1990-06-28 | 1990-06-28 | Verfahren zur aufbereitung von metallsalze und saeuren enthaltender altbeize |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0463671T3 true DK0463671T3 (da) | 1995-09-18 |
Family
ID=6409238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK91201480.0T DK0463671T3 (da) | 1990-06-28 | 1991-06-14 | Fremgangsmåde til oparbejdning af brugt bejdse indeholdende metalsalte og syre |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0463671B1 (ja) |
JP (1) | JPH04231487A (ja) |
AT (1) | ATE126278T1 (ja) |
DE (2) | DE4020560A1 (ja) |
DK (1) | DK0463671T3 (ja) |
ES (1) | ES2077152T3 (ja) |
GR (1) | GR3017097T3 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0843025A1 (de) * | 1996-11-15 | 1998-05-20 | Keramchemie GmbH | Verfahren zur Regenerierung einer verbrauchten Beizlösung |
KR100395114B1 (ko) * | 1999-12-23 | 2003-08-21 | 주식회사 포스코 | 산세액 및 황산제일철 무기응집제로의 황산폐액의재사용방법 |
DE10231308C5 (de) * | 2002-07-10 | 2009-10-15 | Cmi Uvk Gmbh | Verfahren und Vorrichtung zum Recyceln von Edelstahl-Beizbädern |
DE10241733B4 (de) * | 2002-09-09 | 2006-03-30 | Chmiel, Horst, Prof. Dr.-Ing. | Verfahren zur Rückgewinnung von Wertstoffen aus dem nachgeschalteten Spülbad eines Phosphatierprozesses |
DE102012111105A1 (de) * | 2012-11-19 | 2014-05-22 | Uwe Gräßel | Verfahren zur Rückgewinnung von säurehaltigen Beizlösungen |
DE102013105177A1 (de) | 2013-05-21 | 2014-11-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Gewinnung metallischer Anteile sowie von metallabgereichertem Material aus metallhaltigen Materialien |
CN108726777A (zh) * | 2018-06-12 | 2018-11-02 | 苏州诚华工程管理咨询有限公司 | 含铬废液处理工艺 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH677279A5 (ja) * | 1988-11-29 | 1991-04-30 | Mettler Toledo Ag |
-
1990
- 1990-06-28 DE DE4020560A patent/DE4020560A1/de not_active Withdrawn
-
1991
- 1991-06-14 AT AT91201480T patent/ATE126278T1/de not_active IP Right Cessation
- 1991-06-14 DK DK91201480.0T patent/DK0463671T3/da active
- 1991-06-14 ES ES91201480T patent/ES2077152T3/es not_active Expired - Lifetime
- 1991-06-14 DE DE59106198T patent/DE59106198D1/de not_active Expired - Lifetime
- 1991-06-14 EP EP91201480A patent/EP0463671B1/de not_active Expired - Lifetime
- 1991-06-26 JP JP3181894A patent/JPH04231487A/ja active Pending
-
1995
- 1995-08-10 GR GR950402054T patent/GR3017097T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
DE59106198D1 (de) | 1995-09-14 |
ES2077152T3 (es) | 1995-11-16 |
EP0463671A1 (de) | 1992-01-02 |
DE4020560A1 (de) | 1992-01-02 |
GR3017097T3 (en) | 1995-11-30 |
EP0463671B1 (de) | 1995-08-09 |
ATE126278T1 (de) | 1995-08-15 |
JPH04231487A (ja) | 1992-08-20 |
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