IN151983B - - Google Patents
Info
- Publication number
- IN151983B IN151983B IN1324/CAL/79A IN1324CA1979A IN151983B IN 151983 B IN151983 B IN 151983B IN 1324CA1979 A IN1324CA1979 A IN 1324CA1979A IN 151983 B IN151983 B IN 151983B
- Authority
- IN
- India
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
- C01F7/473—Removal of organic compounds, e.g. sodium oxalate
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15893578A JPS5585423A (en) | 1978-12-21 | 1978-12-21 | Removing method for organic matter from sodium aluminate solution |
| JP1579279A JPS55109222A (en) | 1979-02-13 | 1979-02-13 | Removing organic and inorganic material from sodium aluminate solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN151983B true IN151983B (pt) | 1983-09-17 |
Family
ID=26352001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1324/CAL/79A IN151983B (pt) | 1978-12-21 | 1979-12-19 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4263261A (pt) |
| EP (1) | EP0013407B1 (pt) |
| AU (1) | AU520320B2 (pt) |
| BR (1) | BR7908477A (pt) |
| CA (1) | CA1111229A (pt) |
| DE (1) | DE2966848D1 (pt) |
| IN (1) | IN151983B (pt) |
| NO (1) | NO154793C (pt) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4443416A (en) * | 1983-04-18 | 1984-04-17 | Kaiser Aluminum & Chemical Corporation | Purification of bayer process liquors |
| CA1285373C (fr) * | 1984-06-25 | 1991-07-02 | Jean Fabre | Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium |
| DE3512404A1 (de) * | 1985-04-04 | 1986-10-09 | Vereinigte Aluminium-Werke AG, 1000 Berlin und 5300 Bonn | Verfahren zur verminderung der organischen bestandteile in aluminatlaugen |
| US4994253A (en) * | 1985-04-04 | 1991-02-19 | Vereinigte Aluminium-Werke Ag | Process for the production of large boehmite particles |
| US4608237A (en) * | 1985-04-24 | 1986-08-26 | Nalco Chemical Company | Use of polymers in alumina precipitation in the Bayer process of bauxite beneficiation |
| US4999170A (en) * | 1988-06-03 | 1991-03-12 | Vereinigte Aluminum-Werke Aktiendesellschaft | Method for removing sodium oxalate from caustic aluminate liquors |
| US5106599A (en) * | 1990-02-06 | 1992-04-21 | Nalco Chemical Company | Alumina crystal growth additive |
| WO1992019537A1 (en) * | 1991-05-03 | 1992-11-12 | Alcan International Limited | Method for the control of sodium oxalate levels in sodium aluminate solutions |
| US5427750A (en) * | 1993-10-29 | 1995-06-27 | Nalco Chemical Company | Polymers for removing humates from bayer process liquors |
| FR2736908B1 (fr) * | 1995-07-20 | 1997-08-29 | Pechiney Aluminium | Procede d'epuration des solutions d'aluminate de sodium contenant de l'oxalate de sodium |
| FR2785895B1 (fr) * | 1998-11-16 | 2001-01-19 | Pechiney Aluminium | Procede d'epuration des liqueurs d'aluminate de sodium contenant de l'oxalate de sodium permettant d'augmenter la quantite d'hydrate d'alumine produit |
| CN105800655B (zh) * | 2016-03-24 | 2018-01-23 | 中铝山东有限公司 | 草酸钠混合种子、从铝酸钠溶液析出草酸钠的方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2981600A (en) * | 1952-12-01 | 1961-04-25 | Kaiser Aluminium Chem Corp | Process of purifying caustic aluminate liquors |
| US2935376A (en) * | 1957-04-08 | 1960-05-03 | Kaiser Aluminium Chem Corp | Process of precipitating alumina hydrate from a pregnant caustic aluminate liquor |
| US3372985A (en) * | 1963-02-20 | 1968-03-12 | Kaiser Aluminium Chem Corp | Process for removing impurities from the precipitation system of the bayer process |
| US3649185A (en) * | 1967-08-23 | 1972-03-14 | Showa Denko Kk | Method for removing impurities in the bayer process |
| FR2126059B1 (pt) * | 1971-02-22 | 1973-11-23 | Pechiney Ugine Kuhlmann | |
| JPS53400B2 (pt) * | 1972-12-06 | 1978-01-07 | ||
| DE2553870C3 (de) * | 1975-11-29 | 1980-08-14 | Ernst Dr. 5300 Bonn Schultze-Rhonhof | Verfahren zur Herstellung von Oxalsäure |
-
1979
- 1979-12-13 US US06/103,349 patent/US4263261A/en not_active Expired - Lifetime
- 1979-12-18 AU AU53964/79A patent/AU520320B2/en not_active Ceased
- 1979-12-18 CA CA342,116A patent/CA1111229A/en not_active Expired
- 1979-12-19 NO NO794175A patent/NO154793C/no unknown
- 1979-12-19 IN IN1324/CAL/79A patent/IN151983B/en unknown
- 1979-12-21 DE DE7979105319T patent/DE2966848D1/de not_active Expired
- 1979-12-21 EP EP79105319A patent/EP0013407B1/en not_active Expired
- 1979-12-21 BR BR7908477A patent/BR7908477A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR7908477A (pt) | 1980-07-22 |
| DE2966848D1 (en) | 1984-04-26 |
| EP0013407A1 (en) | 1980-07-23 |
| NO154793B (no) | 1986-09-15 |
| NO794175L (no) | 1980-06-24 |
| AU520320B2 (en) | 1982-01-28 |
| EP0013407B1 (en) | 1984-03-21 |
| NO154793C (no) | 1986-12-29 |
| US4263261A (en) | 1981-04-21 |
| CA1111229A (en) | 1981-10-27 |
| AU5396479A (en) | 1980-06-26 |