DK137280A - Fremgangsmaade og apparat til regenerering af chromsyrebade - Google Patents
Fremgangsmaade og apparat til regenerering af chromsyrebadeInfo
- Publication number
- DK137280A DK137280A DK137280A DK137280A DK137280A DK 137280 A DK137280 A DK 137280A DK 137280 A DK137280 A DK 137280A DK 137280 A DK137280 A DK 137280A DK 137280 A DK137280 A DK 137280A
- Authority
- DK
- Denmark
- Prior art keywords
- regulating
- acid bath
- chrome acid
- chrome
- bath
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/16—Regeneration of process solutions
- C25D21/18—Regeneration of process solutions of electrolytes
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S204/00—Chemistry: electrical and wave energy
- Y10S204/13—Purification and treatment of electroplating baths and plating wastes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/025,381 US4243501A (en) | 1979-03-30 | 1979-03-30 | Process and apparatus for the regeneration of chromic acid baths |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK137280A true DK137280A (da) | 1980-10-01 |
Family
ID=21825702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK137280A DK137280A (da) | 1979-03-30 | 1980-03-28 | Fremgangsmaade og apparat til regenerering af chromsyrebade |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4243501A (sv) |
| AU (1) | AU517783B2 (sv) |
| BR (1) | BR8001824A (sv) |
| CA (1) | CA1141701A (sv) |
| DE (1) | DE3009956C2 (sv) |
| DK (1) | DK137280A (sv) |
| ES (1) | ES490005A0 (sv) |
| FR (1) | FR2452303A1 (sv) |
| GB (1) | GB2046793B (sv) |
| IT (1) | IT1128101B (sv) |
| MX (1) | MX153036A (sv) |
| NO (1) | NO155451C (sv) |
| SE (1) | SE446198B (sv) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4318789A (en) * | 1979-08-20 | 1982-03-09 | Kennecott Corporation | Electrochemical removal of heavy metals such as chromium from dilute wastewater streams using flow through porous electrodes |
| US4670118A (en) * | 1981-01-02 | 1987-06-02 | Dorr-Oliver Incorporated | Electrode assembly and process for electrically augmented vacuum filtration |
| US4439293A (en) * | 1981-03-09 | 1984-03-27 | Vaughan Daniel J | Electrodialytic purification process |
| US4636288A (en) * | 1984-01-06 | 1987-01-13 | Vaughan Daniel J | Electrodialytic conversion of multivalent metal salts |
| US4701246A (en) * | 1985-03-07 | 1987-10-20 | Kabushiki Kaisha Toshiba | Method for production of decontaminating liquid |
| US4654137A (en) * | 1985-04-15 | 1987-03-31 | Vaughan Daniel J | Multicompartmented cell with freely-extendible tubular membrane |
| DE4007297C2 (de) * | 1990-03-08 | 1995-12-14 | Heraeus Elektrochemie | Elektrolysezelle zur elektrolytischen Behandlung von Prozeßflüssigkeit |
| GB2248070A (en) * | 1990-09-20 | 1992-03-25 | Huang Yun Fu | An apparatus for removing impurities contained in chrome plating bath |
| US5246559A (en) * | 1991-11-29 | 1993-09-21 | Eltech Systems Corporation | Electrolytic cell apparatus |
| DE4315411C2 (de) * | 1993-05-10 | 1995-04-27 | Lpw Anlagen Gmbh | Verfahren zur Regenerierung von verbrauchten Chromsäurelösungen |
| US6063252A (en) * | 1997-08-08 | 2000-05-16 | Raymond; John L. | Method and apparatus for enriching the chromium in a chromium plating bath |
| GB2399349A (en) * | 2003-03-13 | 2004-09-15 | Kurion Technologies Ltd | Regeneration of chromic acid etching and pickling baths |
| KR100790889B1 (ko) * | 2006-09-26 | 2008-01-02 | 삼성전자주식회사 | 전기 투석 장치 및 이를 이용한 전기 투석 방법 |
| EP3825441A1 (en) * | 2019-11-21 | 2021-05-26 | COVENTYA S.p.A. | An electrolytic treatment device for preparing plastic parts to be metallized and a method for etching plastic parts |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT213191B (de) * | 1958-06-19 | 1961-01-25 | Chem Fab Budenheim Ag | Verfahren zum Regenerieren von Beizsäuren |
| US3375179A (en) * | 1964-10-29 | 1968-03-26 | Litton Systems Inc | Method of anodizing beryllium and product thereof |
| GB1388204A (en) * | 1971-04-05 | 1975-03-26 | Fuji Kuromu Sha Kk | Process for the treatment of exhausted chromium-plating solutions |
| US3761369A (en) * | 1971-10-18 | 1973-09-25 | Electrodies Inc | Process for the electrolytic reclamation of spent etching fluids |
| US3764503A (en) * | 1972-01-19 | 1973-10-09 | Dart Ind Inc | Electrodialysis regeneration of metal containing acid solutions |
| US4006067A (en) * | 1973-03-05 | 1977-02-01 | Gussack Mark C | Oxidation-reduction process |
| US3948738A (en) * | 1974-01-29 | 1976-04-06 | Kabushiki Kaisha Fuji Kuromu Sha | Process for the regeneration of exhausted chromium-plating solutions by two-stage diaphragm electrolysis |
| US3909381A (en) * | 1974-11-18 | 1975-09-30 | Raymond John L | Purification of chromium plating solutions by electrodialysis |
| US4118295A (en) * | 1976-04-20 | 1978-10-03 | Dart Industries Inc. | Regeneration of plastic etchants |
-
1979
- 1979-03-30 US US06/025,381 patent/US4243501A/en not_active Expired - Lifetime
-
1980
- 1980-03-04 AU AU56124/80A patent/AU517783B2/en not_active Ceased
- 1980-03-06 CA CA000347111A patent/CA1141701A/en not_active Expired
- 1980-03-14 DE DE3009956A patent/DE3009956C2/de not_active Expired
- 1980-03-14 IT IT48172/80A patent/IT1128101B/it active
- 1980-03-26 BR BR8001824A patent/BR8001824A/pt unknown
- 1980-03-27 GB GB8010346A patent/GB2046793B/en not_active Expired
- 1980-03-27 ES ES490005A patent/ES490005A0/es active Granted
- 1980-03-28 DK DK137280A patent/DK137280A/da not_active Application Discontinuation
- 1980-03-28 MX MX181771A patent/MX153036A/es unknown
- 1980-03-28 NO NO800904A patent/NO155451C/no unknown
- 1980-03-28 SE SE8002396A patent/SE446198B/sv not_active IP Right Cessation
- 1980-03-28 FR FR8007027A patent/FR2452303A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| MX153036A (es) | 1986-07-22 |
| IT8048172A0 (it) | 1980-03-14 |
| ES8102599A1 (es) | 1981-02-16 |
| US4243501A (en) | 1981-01-06 |
| BR8001824A (pt) | 1980-11-18 |
| AU517783B2 (en) | 1981-08-27 |
| GB2046793A (en) | 1980-11-19 |
| DE3009956C2 (de) | 1986-04-24 |
| DE3009956A1 (de) | 1980-10-09 |
| FR2452303B1 (sv) | 1983-04-29 |
| NO155451C (no) | 1987-04-01 |
| FR2452303A1 (fr) | 1980-10-24 |
| SE8002396L (sv) | 1980-10-01 |
| ES490005A0 (es) | 1981-02-16 |
| NO800904L (no) | 1980-10-01 |
| AU5612480A (en) | 1980-10-02 |
| SE446198B (sv) | 1986-08-18 |
| CA1141701A (en) | 1983-02-22 |
| GB2046793B (en) | 1983-05-05 |
| NO155451B (no) | 1986-12-22 |
| IT1128101B (it) | 1986-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHB | Application shelved due to non-payment |