EP0347603A3 - Verfahren zur Regenerierung von Zinksulfatlösungen - Google Patents
Verfahren zur Regenerierung von Zinksulfatlösungen Download PDFInfo
- Publication number
- EP0347603A3 EP0347603A3 EP89109308A EP89109308A EP0347603A3 EP 0347603 A3 EP0347603 A3 EP 0347603A3 EP 89109308 A EP89109308 A EP 89109308A EP 89109308 A EP89109308 A EP 89109308A EP 0347603 A3 EP0347603 A3 EP 0347603A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- regeneration
- zinc
- sulfate solutions
- zinc sulfate
- electrolyte
- 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.)
- Ceased
Links
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 title abstract 3
- 229960001763 zinc sulfate Drugs 0.000 title abstract 3
- 229910000368 zinc sulfate Inorganic materials 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 230000001172 regenerating effect Effects 0.000 title 1
- 230000008929 regeneration Effects 0.000 abstract 5
- 238000011069 regeneration method Methods 0.000 abstract 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 4
- 239000003792 electrolyte Substances 0.000 abstract 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 4
- 239000011701 zinc Substances 0.000 abstract 4
- 229910052725 zinc Inorganic materials 0.000 abstract 4
- 229910052697 platinum Inorganic materials 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 238000004090 dissolution Methods 0.000 abstract 1
- 238000005246 galvanizing Methods 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
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
- C25D21/12—Process control or regulation
- C25D21/14—Controlled addition of electrolyte components
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Automation & Control Theory (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3820748 | 1988-06-18 | ||
| DE19883820748 DE3820748C1 (cg-RX-API-DMAC7.html) | 1988-06-18 | 1988-06-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0347603A2 EP0347603A2 (de) | 1989-12-27 |
| EP0347603A3 true EP0347603A3 (de) | 1990-05-30 |
Family
ID=6356824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP89109308A Ceased EP0347603A3 (de) | 1988-06-18 | 1989-05-23 | Verfahren zur Regenerierung von Zinksulfatlösungen |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0347603A3 (cg-RX-API-DMAC7.html) |
| DE (1) | DE3820748C1 (cg-RX-API-DMAC7.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29605315U1 (de) * | 1996-03-21 | 1996-05-30 | SurTec GmbH, 65468 Trebur | Vorrichtung zum Auflösen von unedlen Metallen |
| CN103695971A (zh) * | 2013-12-13 | 2014-04-02 | 武汉钢铁(集团)公司 | 一种降低硫酸锌电镀液中总铁浓度的方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6021240B2 (ja) * | 1980-01-12 | 1985-05-25 | 株式会社小糸製作所 | 堆積される銅をメッキ液に補給する方法及び装置 |
-
1988
- 1988-06-18 DE DE19883820748 patent/DE3820748C1/de not_active Expired
-
1989
- 1989-05-23 EP EP89109308A patent/EP0347603A3/de not_active Ceased
Non-Patent Citations (2)
| Title |
|---|
| CHEMICAL ABSTRACTS, Band 106, 1987, Seite 540, Zusammenfassung Nr. 127925, Columbus, Ohio, US; JP-A-61 227 199 (MIZUTA) 09-10-1986 * |
| CHEMICAL ABSTRACTS, Band 108, 1988, Seite 564, Zusammenfassung Nr. 175930, Columbus, Ohio, US; & JP-A-62 243 798 (YOSHIHARA) 24-10-1987 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3820748C1 (cg-RX-API-DMAC7.html) | 1989-12-28 |
| EP0347603A2 (de) | 1989-12-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): BE DE FR GB IT NL |
|
| ITCL | It: translation for ep claims filed |
Representative=s name: RICCARDI SERGIO & CO. |
|
| EL | Fr: translation of claims filed | ||
| TCNL | Nl: translation of patent claims filed | ||
| GBC | Gb: translation of claims filed (gb section 78(7)/1977) | ||
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): BE DE FR GB IT NL |
|
| 17P | Request for examination filed |
Effective date: 19900602 |
|
| 17Q | First examination report despatched |
Effective date: 19910920 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
|
| 18R | Application refused |
Effective date: 19920611 |