ES2037356T3 - Procedimiento para la obtencion de dicromatos alcalinos y acido cromico. - Google Patents
Procedimiento para la obtencion de dicromatos alcalinos y acido cromico.Info
- Publication number
- ES2037356T3 ES2037356T3 ES198989115035T ES89115035T ES2037356T3 ES 2037356 T3 ES2037356 T3 ES 2037356T3 ES 198989115035 T ES198989115035 T ES 198989115035T ES 89115035 T ES89115035 T ES 89115035T ES 2037356 T3 ES2037356 T3 ES 2037356T3
- Authority
- ES
- Spain
- Prior art keywords
- dicromates
- procedure
- chromic acid
- alkaline
- obtaining
- 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.)
- Expired - Lifetime
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
- C25B1/01—Products
- C25B1/22—Inorganic acids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/14—Chromates; Bichromates
-
- 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
- C25B1/28—Per-compounds
-
- 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
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
EL PRESENTE INVENTO SE REFIERE A UN PROCEDIMIENTO PARA PRODUCIR DICROMATOS ALCALINOS Y ACIDO CROMICO MEDIANTE ELECTROLISIS DE SOLUCIONES DE MONOCROMATO Y/O DICROMATO EN CELULAS ELECTROLITICAS, CUYOS ESPACIOS ANODICOS Y CATODICOS SE SEPARAN A TRAVES DE MEMBRANANS INTERCAMBIADORAS DE CATIONES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3829122A DE3829122A1 (de) | 1988-08-27 | 1988-08-27 | Verfahren zur herstellung von alklidichromaten und chromsaeure |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2037356T3 true ES2037356T3 (es) | 1993-06-16 |
Family
ID=6361722
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES198989115035T Expired - Lifetime ES2037356T3 (es) | 1988-08-27 | 1989-08-15 | Procedimiento para la obtencion de dicromatos alcalinos y acido cromico. |
Country Status (11)
Country | Link |
---|---|
US (1) | US5051155A (es) |
EP (1) | EP0356807B1 (es) |
JP (1) | JP2839156B2 (es) |
KR (1) | KR970003072B1 (es) |
AR (1) | AR244349A1 (es) |
BR (1) | BR8904278A (es) |
CA (1) | CA1337981C (es) |
DE (2) | DE3829122A1 (es) |
ES (1) | ES2037356T3 (es) |
MX (1) | MX169890B (es) |
ZA (1) | ZA896500B (es) |
Families Citing this family (2)
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 |
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 (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA739447A (en) * | 1966-07-26 | W. Carlin William | Electrolytic production of chromic acid | |
US2333578A (en) * | 1939-06-16 | 1943-11-02 | Internat Smelting & Refining C | Electrolytic chromate production |
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 DE3829122A patent/DE3829122A1/de not_active Withdrawn
-
1989
- 1989-08-08 MX MX017104A patent/MX169890B/es unknown
- 1989-08-15 ES ES198989115035T patent/ES2037356T3/es not_active Expired - Lifetime
- 1989-08-15 DE DE8989115035T patent/DE58901478D1/de not_active Expired - Lifetime
- 1989-08-15 EP EP89115035A patent/EP0356807B1/de not_active Expired - Lifetime
- 1989-08-24 JP JP1216184A patent/JP2839156B2/ja not_active Expired - Lifetime
- 1989-08-25 KR KR1019890012119A patent/KR970003072B1/ko not_active IP Right Cessation
- 1989-08-25 BR BR898904278A patent/BR8904278A/pt not_active Application Discontinuation
- 1989-08-25 ZA ZA896500A patent/ZA896500B/xx unknown
- 1989-08-25 AR AR89314752A patent/AR244349A1/es active
- 1989-08-25 CA CA000609440A patent/CA1337981C/en not_active Expired - Fee Related
-
1990
- 1990-12-21 US US07/632,417 patent/US5051155A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3829122A1 (de) | 1990-03-01 |
KR900003067A (ko) | 1990-03-23 |
EP0356807A3 (en) | 1990-04-18 |
DE58901478D1 (de) | 1992-06-25 |
EP0356807A2 (de) | 1990-03-07 |
BR8904278A (pt) | 1990-04-17 |
CA1337981C (en) | 1996-01-23 |
EP0356807B1 (de) | 1992-05-20 |
ZA896500B (en) | 1990-05-30 |
JP2839156B2 (ja) | 1998-12-16 |
US5051155A (en) | 1991-09-24 |
MX169890B (es) | 1993-07-29 |
AR244349A1 (es) | 1993-10-29 |
KR970003072B1 (ko) | 1997-03-14 |
JPH02102129A (ja) | 1990-04-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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