FI873678A - Foerfarande foer elektrokemisk oxidation av svavelsyrahaltiga krom(iii)loesningar till krom (vi) loesningar. - Google Patents
Foerfarande foer elektrokemisk oxidation av svavelsyrahaltiga krom(iii)loesningar till krom (vi) loesningar. Download PDFInfo
- Publication number
- FI873678A FI873678A FI873678A FI873678A FI873678A FI 873678 A FI873678 A FI 873678A FI 873678 A FI873678 A FI 873678A FI 873678 A FI873678 A FI 873678A FI 873678 A FI873678 A FI 873678A
- Authority
- FI
- Finland
- Prior art keywords
- loesningar
- krom
- svavelsyrahaltiga
- elektrokemisk
- till
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Treating Waste Gases (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT57785 | 1985-02-27 | ||
AT0057785A AT382894B (de) | 1985-02-27 | 1985-02-27 | Verfahren zur elektrochemischen oxidation von schwefelsauren chrom-iii-loesungen zu chrom-vil¯sungen |
PCT/AT1986/000016 WO1986005215A1 (en) | 1985-02-27 | 1986-02-27 | Method for the electrochemical oxidation of sulphuric acid chromium iii solutions into chromium vi solutions |
AT8600016 | 1986-02-27 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI873678A true FI873678A (fi) | 1987-08-25 |
FI873678A0 FI873678A0 (fi) | 1987-08-25 |
FI80075B FI80075B (fi) | 1989-12-29 |
FI80075C FI80075C (fi) | 1990-04-10 |
Family
ID=3494262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI873678A FI80075C (fi) | 1985-02-27 | 1987-08-25 | Foerfarande foer elektrokemisk oxidation av svavelsyrahaltiga krom(iii)loesningar till krom (vi) loesningar. |
Country Status (11)
Country | Link |
---|---|
US (1) | US4859294A (fi) |
EP (1) | EP0245279B1 (fi) |
JP (1) | JPS62501979A (fi) |
AT (1) | AT382894B (fi) |
AU (1) | AU5580786A (fi) |
BG (1) | BG80794A (fi) |
DD (1) | DD243300A5 (fi) |
DE (1) | DE3664341D1 (fi) |
FI (1) | FI80075C (fi) |
HU (1) | HU201361B (fi) |
WO (1) | WO1986005215A1 (fi) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3940978A1 (de) * | 1989-12-12 | 1991-06-13 | Hoechst Ag | Verfahren zur elektrochemischen regenerierung von chromschwefelsaeure |
US6468414B1 (en) | 2001-02-16 | 2002-10-22 | Hydro-Quebec | Method of purification of a redox mediator before electrolytic regeneration thereof |
GB2399349A (en) * | 2003-03-13 | 2004-09-15 | Kurion Technologies Ltd | Regeneration of chromic acid etching and pickling baths |
JP6206382B2 (ja) * | 2014-11-28 | 2017-10-04 | 住友金属鉱山株式会社 | 水酸化インジウム粉の製造方法 |
MA50083A (fr) * | 2017-09-08 | 2021-04-07 | Haskoli Islands | Production électrolytique d'ammoniac à l'aide de catalyseurs à base d'oxyde de métal de transition |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE103860C (fi) * | ||||
US1739107A (en) * | 1925-11-05 | 1929-12-10 | Marvin J Udy | Process of making chromic acid |
DE2310622A1 (de) * | 1973-03-02 | 1974-09-12 | Basf Ag | Diaphragmenzelle fuer die herstellung von schwefelsauren chromsaeureloesungen |
US4006067A (en) * | 1973-03-05 | 1977-02-01 | Gussack Mark C | Oxidation-reduction process |
US4273628A (en) * | 1979-05-29 | 1981-06-16 | Diamond Shamrock Corp. | Production of chromic acid using two-compartment and three-compartment cells |
-
1985
- 1985-02-27 AT AT0057785A patent/AT382894B/de not_active IP Right Cessation
-
1986
- 1986-02-26 DD DD86287365A patent/DD243300A5/de unknown
- 1986-02-27 WO PCT/AT1986/000016 patent/WO1986005215A1/de active IP Right Grant
- 1986-02-27 AU AU55807/86A patent/AU5580786A/en not_active Abandoned
- 1986-02-27 EP EP86901730A patent/EP0245279B1/de not_active Expired
- 1986-02-27 US US07/085,677 patent/US4859294A/en not_active Expired - Fee Related
- 1986-02-27 HU HU863023A patent/HU201361B/hu not_active IP Right Cessation
- 1986-02-27 DE DE8686901730T patent/DE3664341D1/de not_active Expired
- 1986-02-27 JP JP61501546A patent/JPS62501979A/ja active Pending
-
1987
- 1987-07-30 BG BG080794A patent/BG80794A/bg unknown
- 1987-08-25 FI FI873678A patent/FI80075C/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATA57785A (de) | 1986-09-15 |
JPS62501979A (ja) | 1987-08-06 |
EP0245279B1 (de) | 1989-07-12 |
FI80075C (fi) | 1990-04-10 |
EP0245279A1 (de) | 1987-11-19 |
FI80075B (fi) | 1989-12-29 |
BG80794A (bg) | 1993-12-24 |
HUT46081A (en) | 1988-09-28 |
HU201361B (en) | 1990-10-28 |
DE3664341D1 (en) | 1989-08-17 |
WO1986005215A1 (en) | 1986-09-12 |
AU5580786A (en) | 1986-09-24 |
AT382894B (de) | 1987-04-27 |
FI873678A0 (fi) | 1987-08-25 |
DD243300A5 (de) | 1987-02-25 |
US4859294A (en) | 1989-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: ELIN- UNION AKTIENGESELLSCHAFT FUER |