FR2363518A1 - Procede de transformation de l'alunite - Google Patents
Procede de transformation de l'aluniteInfo
- Publication number
- FR2363518A1 FR2363518A1 FR7626400A FR7626400A FR2363518A1 FR 2363518 A1 FR2363518 A1 FR 2363518A1 FR 7626400 A FR7626400 A FR 7626400A FR 7626400 A FR7626400 A FR 7626400A FR 2363518 A1 FR2363518 A1 FR 2363518A1
- Authority
- FR
- France
- Prior art keywords
- alunite
- pptd
- aluminium
- calcining
- leaching
- 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.)
- Granted
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 title abstract 6
- 229910052934 alunite Inorganic materials 0.000 title abstract 5
- 239000010424 alunite Substances 0.000 title abstract 5
- KPZTWMNLAFDTGF-UHFFFAOYSA-D trialuminum;potassium;hexahydroxide;disulfate Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Al+3].[Al+3].[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O KPZTWMNLAFDTGF-UHFFFAOYSA-D 0.000 title abstract 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title 1
- 229910052782 aluminium Inorganic materials 0.000 title 1
- 239000004411 aluminium Substances 0.000 title 1
- 238000001354 calcination Methods 0.000 title 1
- 238000002386 leaching Methods 0.000 title 1
- 230000001590 oxidative effect Effects 0.000 title 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 abstract 2
- 229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 abstract 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 abstract 1
- 150000004645 aluminates Chemical class 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 229910001679 gibbsite Inorganic materials 0.000 abstract 1
- 239000003350 kerosene Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 abstract 1
- 229910052939 potassium sulfate Inorganic materials 0.000 abstract 1
- 239000001120 potassium sulphate Substances 0.000 abstract 1
- 235000011151 potassium sulphates Nutrition 0.000 abstract 1
- 239000012266 salt solution Substances 0.000 abstract 1
- 229910000999 vanadium-gallium Inorganic materials 0.000 abstract 1
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
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/0686—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process from sulfate-containing minerals, e.g. alunite
-
- 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
- C01F7/38—Preparation of aluminium oxide by thermal reduction of aluminous minerals
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7626400A FR2363518A1 (fr) | 1976-09-01 | 1976-09-01 | Procede de transformation de l'alunite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7626400A FR2363518A1 (fr) | 1976-09-01 | 1976-09-01 | Procede de transformation de l'alunite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2363518A1 true FR2363518A1 (fr) | 1978-03-31 |
| FR2363518B1 FR2363518B1 (OSRAM) | 1979-01-12 |
Family
ID=9177312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7626400A Granted FR2363518A1 (fr) | 1976-09-01 | 1976-09-01 | Procede de transformation de l'alunite |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2363518A1 (OSRAM) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB419090A (en) * | 1933-06-09 | 1934-11-06 | Luis Nordenflycht | Improvements in the treatment of aluminium sulphate-containing minerals and salts |
-
1976
- 1976-09-01 FR FR7626400A patent/FR2363518A1/fr active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB419090A (en) * | 1933-06-09 | 1934-11-06 | Luis Nordenflycht | Improvements in the treatment of aluminium sulphate-containing minerals and salts |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2363518B1 (OSRAM) | 1979-01-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |