BE870886A - Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium ainsi que l'un au moins des metaux, vanadium uranium, molybdene - Google Patents
Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium ainsi que l'un au moins des metaux, vanadium uranium, molybdeneInfo
- Publication number
- BE870886A BE870886A BE190804A BE190804A BE870886A BE 870886 A BE870886 A BE 870886A BE 190804 A BE190804 A BE 190804A BE 190804 A BE190804 A BE 190804A BE 870886 A BE870886 A BE 870886A
- Authority
- BE
- Belgium
- Prior art keywords
- molybdene
- uranium
- vanadium
- sulphate
- metals
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
- C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/28—Purification; Separation
- C01D1/32—Purification; Separation by absorption or precipitation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
- C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
- C01F7/473—Removal of organic compounds, e.g. sodium oxalate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7730176A FR2404601A1 (fr) | 1977-09-30 | 1977-09-30 | Procede de purification de solutions contenant des carbonates et sulfates de sodium, eventuellement de la soude, ainsi que l'un des metaux suivants : vanadium, uranium, molybdene |
Publications (1)
Publication Number | Publication Date |
---|---|
BE870886A true BE870886A (fr) | 1979-03-29 |
Family
ID=9196208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE190804A BE870886A (fr) | 1977-09-30 | 1978-09-29 | Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium ainsi que l'un au moins des metaux, vanadium uranium, molybdene |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE870886A (fr) |
FR (1) | FR2404601A1 (fr) |
ZA (1) | ZA785511B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1982003620A1 (fr) * | 1981-04-15 | 1982-10-28 | Maurel Pierre | Procede d'extraction de l'arsenic a partir de solutions contenant des carbonate, sulfate, eventuellement de l'hydroxyde, alcalins, ainsi que l'un au moins des metaux vanadium, uranium et molybdene |
US4495159A (en) * | 1981-07-29 | 1985-01-22 | Uranium Pechiney Ugine Kuhlmann | Extraction of arsenic in solution in liquors containing alkali metal carbonate, sulphate and possibly hydroxide, and at least one of the metals vanadium, uranium and molybdenum |
US4432947A (en) * | 1981-07-31 | 1984-02-21 | Uranium Pechiney Ugine Kuhlmann | Process for obtaining molybdenum as a useful product from molybdeniferous solutions containing alkali metal carbonate, sulphate, hydroxide or hydrogen carbonate and possibly uranium |
-
1977
- 1977-09-30 FR FR7730176A patent/FR2404601A1/fr active Granted
-
1978
- 1978-09-28 ZA ZA00785511A patent/ZA785511B/xx unknown
- 1978-09-29 BE BE190804A patent/BE870886A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2404601B1 (fr) | 1980-04-04 |
FR2404601A1 (fr) | 1979-04-27 |
ZA785511B (en) | 1979-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: ALUMINIUM PECHINEY Effective date: 19840929 |