BR7207168D0 - PROCESS FOR TREATING WATER SUSPENSIONS - Google Patents
PROCESS FOR TREATING WATER SUSPENSIONSInfo
- Publication number
- BR7207168D0 BR7207168D0 BR7168/72A BR716872A BR7207168D0 BR 7207168 D0 BR7207168 D0 BR 7207168D0 BR 7168/72 A BR7168/72 A BR 7168/72A BR 716872 A BR716872 A BR 716872A BR 7207168 D0 BR7207168 D0 BR 7207168D0
- Authority
- BR
- Brazil
- Prior art keywords
- treating water
- water suspensions
- suspensions
- treating
- water
- 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
- C01F7/04—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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/04—Acids, Metal salts or ammonium salts thereof
- C08F20/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21758872A | 1972-01-13 | 1972-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7207168D0 true BR7207168D0 (en) | 1973-09-25 |
Family
ID=22811687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7168/72A BR7207168D0 (en) | 1972-01-13 | 1972-10-13 | PROCESS FOR TREATING WATER SUSPENSIONS |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5215079B2 (en) |
| AU (1) | AU443312B2 (en) |
| BR (1) | BR7207168D0 (en) |
| CA (1) | CA996285A (en) |
| DE (1) | DE2251261C3 (en) |
| ES (1) | ES407180A1 (en) |
| FR (1) | FR2167501B1 (en) |
| GB (1) | GB1378981A (en) |
| IT (1) | IT966361B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2800466C3 (en) * | 1978-01-05 | 1981-12-03 | Agfa-Gevaert Ag, 5090 Leverkusen | Photographic material |
| DE2831499C3 (en) * | 1978-07-14 | 1983-01-05 | Nalco Chemical Co., 60521 Oak Brook, Ill. | Process for the fluidization of concentrated aqueous suspensions of red mud |
| CA1176031A (en) * | 1980-07-23 | 1984-10-16 | American Cyanamid Company | Process for alumina recovery |
| US4545902A (en) * | 1984-09-17 | 1985-10-08 | Nalco Chemical Company | Flocculants for bauxite (red mud) |
| US6022498A (en) | 1996-04-19 | 2000-02-08 | Q2100, Inc. | Methods for eyeglass lens curing using ultraviolet light |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1089173B (en) * | 1957-05-31 | 1960-09-15 | Dow Chemical Co | Inverse emulsion polymerization process for the production of polymers and copolymers of water-soluble monomers |
| US3284393A (en) * | 1959-11-04 | 1966-11-08 | Dow Chemical Co | Water-in-oil emulsion polymerization process for polymerizing watersoluble monomers |
| US3278506A (en) * | 1961-08-21 | 1966-10-11 | Nalco Chemical Co | Water-soluble polymers and copolymers |
| US3397953A (en) * | 1965-03-04 | 1968-08-20 | Atlas Chem Ind | Flocculating agent |
| US3390959A (en) * | 1965-04-30 | 1968-07-02 | Nalco Chemical Co | Process of making alumina |
| BE694342A (en) * | 1966-04-12 | 1967-08-21 | ||
| FR1518054A (en) * | 1966-04-12 | 1968-03-22 | Rohm & Haas | Clarification of red mud |
| US3445187A (en) * | 1966-05-25 | 1969-05-20 | Nalco Chemical Co | Process for separation of red mud from dissolved alumina |
| DE2009218C3 (en) * | 1970-02-27 | 1980-07-17 | Roehm Gmbh, 6100 Darmstadt | Process for the bead polymerization of ethylenically unsaturated monomers |
| US3624019A (en) * | 1970-12-15 | 1971-11-30 | Nalco Chemical Co | Process for rapidly dissolving water-soluble polymers |
-
1972
- 1972-09-25 GB GB4425572A patent/GB1378981A/en not_active Expired
- 1972-09-27 AU AU47126/72A patent/AU443312B2/en not_active Expired
- 1972-09-30 ES ES407180A patent/ES407180A1/en not_active Expired
- 1972-10-13 BR BR7168/72A patent/BR7207168D0/en unknown
- 1972-10-13 DE DE2251261A patent/DE2251261C3/en not_active Expired
- 1972-10-13 JP JP47103152A patent/JPS5215079B2/ja not_active Expired
- 1972-10-16 FR FR7236559A patent/FR2167501B1/fr not_active Expired
- 1972-10-16 IT IT53403/72A patent/IT966361B/en active
- 1972-11-09 CA CA156,128A patent/CA996285A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT966361B (en) | 1974-02-11 |
| AU4712672A (en) | 1973-12-20 |
| AU443312B2 (en) | 1973-12-20 |
| JPS5215079B2 (en) | 1977-04-26 |
| FR2167501A1 (en) | 1973-08-24 |
| GB1378981A (en) | 1975-01-02 |
| ES407180A1 (en) | 1976-02-01 |
| DE2251261C3 (en) | 1985-01-03 |
| DE2251261B2 (en) | 1977-11-24 |
| FR2167501B1 (en) | 1976-08-20 |
| CA996285A (en) | 1976-08-31 |
| JPS4879797A (en) | 1973-10-25 |
| DE2251261A1 (en) | 1973-07-26 |
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