BR8904280A - Processo para a preparacao de dicromatos alcalinos e de acido cromico - Google Patents
Processo para a preparacao de dicromatos alcalinos e de acido cromicoInfo
- Publication number
- BR8904280A BR8904280A BR898904280A BR8904280A BR8904280A BR 8904280 A BR8904280 A BR 8904280A BR 898904280 A BR898904280 A BR 898904280A BR 8904280 A BR8904280 A BR 8904280A BR 8904280 A BR8904280 A BR 8904280A
- Authority
- BR
- Brazil
- Prior art keywords
- dichromates
- alkaline
- preparation
- chromic acid
- chromic
- Prior art date
Links
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Chemical compound O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 title 2
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
- C25B1/01—Products
- C25B1/22—Inorganic acids
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)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3829123A DE3829123A1 (de) | 1988-08-27 | 1988-08-27 | Verfahren zur herstellung von alkalidichromaten und chromsaeure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8904280A true BR8904280A (pt) | 1990-04-17 |
Family
ID=6361723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR898904280A BR8904280A (pt) | 1988-08-27 | 1989-08-25 | Processo para a preparacao de dicromatos alcalinos e de acido cromico |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5094729A (pt) |
| EP (1) | EP0356805B1 (pt) |
| JP (1) | JP2839155B2 (pt) |
| AR (1) | AR244811A1 (pt) |
| BR (1) | BR8904280A (pt) |
| CA (1) | CA1337807C (pt) |
| DE (2) | DE3829123A1 (pt) |
| MX (1) | MX170143B (pt) |
| ZA (1) | ZA896499B (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6063252A (en) * | 1997-08-08 | 2000-05-16 | Raymond; John L. | Method and apparatus for enriching the chromium in a chromium plating bath |
| RU2125120C1 (ru) * | 1997-09-29 | 1999-01-20 | Иткин Герман Евсеевич | Способ проведения электролиза водного раствора соли |
| CN101892490A (zh) * | 2010-06-24 | 2010-11-24 | 中国科学院青海盐湖研究所 | 一种离子膜电解法连续制备重铬酸钠的方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA739447A (en) * | 1966-07-26 | W. Carlin William | Electrolytic production of chromic acid | |
| US1878918A (en) * | 1926-06-02 | 1932-09-20 | Electro Metallurg Co | Manufacture of chromic acid |
| US2333578A (en) * | 1939-06-16 | 1943-11-02 | Internat Smelting & Refining C | Electrolytic chromate production |
| US3305463A (en) * | 1962-03-16 | 1967-02-21 | Pittsburgh Plate Glass Co | Electrolytic production of dichromates |
| JPS5839916B2 (ja) * | 1975-12-29 | 1983-09-02 | サイトウ カズオ | ロウカクロムサンヨウエキノサイセイシヨリホウホウオヨビソウチ |
| US4290864A (en) * | 1979-05-29 | 1981-09-22 | Diamond Shamrock Corporation | Chromic acid production process using a three-compartment cell |
-
1988
- 1988-08-27 DE DE3829123A patent/DE3829123A1/de not_active Withdrawn
-
1989
- 1989-05-25 AR AR89314753A patent/AR244811A1/es active
- 1989-08-08 MX MX017105A patent/MX170143B/es unknown
- 1989-08-15 DE DE8989115033T patent/DE58901477D1/de not_active Expired - Lifetime
- 1989-08-15 EP EP89115033A patent/EP0356805B1/de not_active Expired - Lifetime
- 1989-08-24 JP JP1216183A patent/JP2839155B2/ja not_active Expired - Lifetime
- 1989-08-25 CA CA000609441A patent/CA1337807C/en not_active Expired - Fee Related
- 1989-08-25 ZA ZA896499A patent/ZA896499B/xx unknown
- 1989-08-25 BR BR898904280A patent/BR8904280A/pt not_active Application Discontinuation
-
1991
- 1991-02-22 US US07/659,435 patent/US5094729A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| AR244811A1 (es) | 1993-11-30 |
| US5094729A (en) | 1992-03-10 |
| JP2839155B2 (ja) | 1998-12-16 |
| EP0356805B1 (de) | 1992-05-20 |
| DE58901477D1 (de) | 1992-06-25 |
| MX170143B (es) | 1993-08-09 |
| JPH02102128A (ja) | 1990-04-13 |
| EP0356805A2 (de) | 1990-03-07 |
| DE3829123A1 (de) | 1990-03-01 |
| EP0356805A3 (en) | 1990-04-18 |
| CA1337807C (en) | 1995-12-26 |
| ZA896499B (en) | 1990-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB19 | Grant procedure suspended (art. 19) | ||
| FF | Decision: intention to grant | ||
| FA11 | Dismissal: dismissal - article 38, par. 2 of industrial property law | ||
| B15K | Others concerning applications: alteration of classification |
Ipc: C25B 1/22 (2006.01) |