GB1230332A - - Google Patents
Info
- Publication number
- GB1230332A GB1230332A GB1829169A GB1230332DA GB1230332A GB 1230332 A GB1230332 A GB 1230332A GB 1829169 A GB1829169 A GB 1829169A GB 1230332D A GB1230332D A GB 1230332DA GB 1230332 A GB1230332 A GB 1230332A
- Authority
- GB
- United Kingdom
- Prior art keywords
- weight
- alumina
- polymer
- starch
- acrylic acid
- 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
- 229920000642 polymer Polymers 0.000 abstract 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract 2
- 229920002472 Starch Polymers 0.000 abstract 2
- 235000019698 starch Nutrition 0.000 abstract 2
- 239000008107 starch Substances 0.000 abstract 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- -1 alkali metal acrylate Chemical class 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000002585 base Substances 0.000 abstract 1
- 229910001570 bauxite Inorganic materials 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 229920001519 homopolymer Polymers 0.000 abstract 1
- 125000001183 hydrocarbyl group Chemical group 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 229930195735 unsaturated hydrocarbon Natural products 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
- C01F7/0646—Separation of the insoluble residue, e.g. of red mud
- C01F7/0653—Separation of the insoluble residue, e.g. of red mud characterised by the flocculant added to the slurry
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)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1829169 | 1969-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1230332A true GB1230332A (enrdf_load_stackoverflow) | 1971-04-28 |
Family
ID=10109947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1829169A Expired GB1230332A (enrdf_load_stackoverflow) | 1969-04-09 | 1969-04-09 |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB1230332A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4478795A (en) * | 1982-10-18 | 1984-10-23 | Diamond Shamrock Chemicals Company | Aluminum trihydroxide deliquoring with anionic polymers |
| GB2164639A (en) * | 1984-09-17 | 1986-03-26 | Nalco Chemical Co | Improved flocculants for bauxite (red mud) |
| US4839060A (en) * | 1987-04-28 | 1989-06-13 | Suncor, Inc. | Methylated starch compositions and their use as flocculating agents for mineral wastes, such as bauxite residues |
-
1969
- 1969-04-09 GB GB1829169A patent/GB1230332A/en not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4478795A (en) * | 1982-10-18 | 1984-10-23 | Diamond Shamrock Chemicals Company | Aluminum trihydroxide deliquoring with anionic polymers |
| GB2164639A (en) * | 1984-09-17 | 1986-03-26 | Nalco Chemical Co | Improved flocculants for bauxite (red mud) |
| GB2164639B (en) * | 1984-09-17 | 1989-03-30 | Nalco Chemical Co | Process for flocculation of bauxite (red mud) |
| US4839060A (en) * | 1987-04-28 | 1989-06-13 | Suncor, Inc. | Methylated starch compositions and their use as flocculating agents for mineral wastes, such as bauxite residues |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |