GB1227022A - - Google Patents
Info
- Publication number
- GB1227022A GB1227022A GB1227022DA GB1227022A GB 1227022 A GB1227022 A GB 1227022A GB 1227022D A GB1227022D A GB 1227022DA GB 1227022 A GB1227022 A GB 1227022A
- Authority
- GB
- United Kingdom
- Prior art keywords
- stage
- suspension
- expansion
- series
- heated
- 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
Links
- 239000000725 suspension Substances 0.000 abstract 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 229910001570 bauxite Inorganic materials 0.000 abstract 3
- 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
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 238000004090 dissolution Methods 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 229910001388 sodium aluminate Inorganic materials 0.000 abstract 1
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C01F7/062—Digestion
-
- 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
Landscapes
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Health & Medical Sciences (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Centrifugal Separators (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR99394A FR1523303A (fr) | 1967-03-20 | 1967-03-20 | Procédé perfectionné d'attaque de la bauxite en milieu alcalin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1227022A true GB1227022A (https=) | 1971-03-31 |
Family
ID=8627174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1227022D Expired GB1227022A (https=) | 1967-03-20 | 1968-03-19 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3579295A (https=) |
| BE (1) | BE712350A (https=) |
| ES (1) | ES351741A1 (https=) |
| FR (1) | FR1523303A (https=) |
| GB (1) | GB1227022A (https=) |
| NL (1) | NL164532C (https=) |
| NO (1) | NO124249B (https=) |
| OA (1) | OA02777A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3868442A (en) * | 1972-09-05 | 1975-02-25 | Aluminum Co Of America | Alumina extraction |
| JPS5319199A (en) * | 1976-08-06 | 1978-02-22 | Sumitomo Chem Co Ltd | Extracting method for alumina from alumina-containing ore |
| HU182807B (en) * | 1980-10-01 | 1984-03-28 | Mta Mueszaki Kemiai Kutato Int | Process for the continuous digestion and further treatment of the aluminium content of raw materials containing aluminium according to the bayer technology |
-
1967
- 1967-03-20 FR FR99394A patent/FR1523303A/fr not_active Expired
-
1968
- 1968-03-15 US US713422A patent/US3579295A/en not_active Expired - Lifetime
- 1968-03-18 BE BE712350D patent/BE712350A/xx unknown
- 1968-03-18 ES ES351741A patent/ES351741A1/es not_active Expired
- 1968-03-18 NO NO1033/68A patent/NO124249B/no unknown
- 1968-03-19 NL NL6803858.A patent/NL164532C/xx active
- 1968-03-19 GB GB1227022D patent/GB1227022A/en not_active Expired
- 1968-03-20 OA OA53225A patent/OA02777A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1667822B2 (de) | 1973-07-12 |
| OA02777A (fr) | 1970-12-15 |
| FR1523303A (fr) | 1968-05-03 |
| ES351741A1 (es) | 1969-12-01 |
| DE1667822A1 (de) | 1972-04-27 |
| BE712350A (https=) | 1968-09-18 |
| NL164532C (nl) | 1981-01-15 |
| NL6803858A (https=) | 1968-09-23 |
| NO124249B (https=) | 1972-03-27 |
| NL164532B (nl) | 1980-08-15 |
| US3579295A (en) | 1971-05-18 |
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| GB1227022A (https=) | ||
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| GB742574A (en) | Process and means for the manufacture of alumina |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |