FR2580618B2 - Amelioration du procede de purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium - Google Patents
Amelioration du procede de purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodiumInfo
- Publication number
- FR2580618B2 FR2580618B2 FR858506283A FR8506283A FR2580618B2 FR 2580618 B2 FR2580618 B2 FR 2580618B2 FR 858506283 A FR858506283 A FR 858506283A FR 8506283 A FR8506283 A FR 8506283A FR 2580618 B2 FR2580618 B2 FR 2580618B2
- Authority
- FR
- France
- Prior art keywords
- elimination
- improvement
- sodium
- purifying
- aluminate solutions
- 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 - Lifetime
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
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)
Priority Applications (20)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR858506283A FR2580618B2 (fr) | 1985-04-18 | 1985-04-18 | Amelioration du procede de purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium |
CA000484177A CA1285373C (fr) | 1984-06-25 | 1985-06-17 | Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium |
GR851483A GR851483B (fr) | 1984-06-25 | 1985-06-18 | |
NZ212512A NZ212512A (en) | 1984-06-25 | 1985-06-21 | A method of lowering oxalate in the extraction of alumina |
EP85420118A EP0173630B1 (fr) | 1984-06-25 | 1985-06-24 | Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium |
GB08515911A GB2160853B (en) | 1984-06-25 | 1985-06-24 | Removal of sodium oxalate from solutions of sodium aluminate in the bayer cycle |
AU43982/85A AU573350B2 (en) | 1984-06-25 | 1985-06-24 | Removal of sodium oxalate from sodium aluminate solutions in bayer cycle |
BR8503020A BR8503020A (pt) | 1984-06-25 | 1985-06-24 | Processo de purificacao de pelo menos uma fracao de um licor do ciclo bayer |
ES544480A ES8604472A1 (es) | 1984-06-25 | 1985-06-24 | Un procedimiento de purificacion de al menos una fraccion deun liquido del ciclo bayer |
YU1049/85A YU43876B (en) | 1984-06-25 | 1985-06-24 | Cleaning of sodium alluminate solutions at bayer's cycle with removing of sodium oxalate |
IE156085A IE58433B1 (en) | 1984-06-25 | 1985-06-24 | Removal of sodium oxalate from solutions of sodium aluminate in the bayer cycle |
DE8585420118T DE3562764D1 (en) | 1984-06-25 | 1985-06-24 | Purification of sodium aluminate solutions of the bayer process by elimination of sodium oxalate |
NO852537A NO167020C (no) | 1984-06-25 | 1985-06-24 | Fremgangsmaate for rensing av natriumaluminat |
US06/747,955 US4597952A (en) | 1984-06-25 | 1985-06-24 | Purification of solutions of sodium aluminate in the Bayer cycle by the removal of sodium oxalate |
MX205772A MX166543B (es) | 1984-06-25 | 1985-06-25 | Purificacion de las soluciones de aluminato de sodio del ciclo bayer por eliminacion de oxalato de sodio |
TR85/30011A TR25314A (tr) | 1984-06-25 | 1985-06-25 | SODYUM OKSALATIN GIDEKILMESI SURETIYLE BAYER SIKININ SODYUM ALUMINAT MOLEKüLLERININ TAKVIYE EDILMESI |
HU852488A HU198653B (en) | 1984-06-25 | 1985-06-25 | Process for reducing sodium oxalate content of sodium aluminate solution arising in bayer process |
OA58618A OA08044A (fr) | 1984-06-25 | 1985-06-25 | Purification des solutions d'aluminate de sodium du cycle bayer par élimination d'oxalate de sodium. |
IN481/CAL/85A IN164323B (fr) | 1984-06-25 | 1985-06-26 | |
CN85105494A CN85105494B (zh) | 1985-04-18 | 1985-07-18 | 用脱除草酸钠的方法纯化贝尔循环中的铝酸钠溶液 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR858506283A FR2580618B2 (fr) | 1985-04-18 | 1985-04-18 | Amelioration du procede de purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2580618A2 FR2580618A2 (fr) | 1986-10-24 |
FR2580618B2 true FR2580618B2 (fr) | 1990-10-12 |
Family
ID=9318650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR858506283A Expired - Lifetime FR2580618B2 (fr) | 1984-06-25 | 1985-04-18 | Amelioration du procede de purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN85105494B (fr) |
FR (1) | FR2580618B2 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101734697B (zh) * | 2009-12-14 | 2011-12-28 | 中铝国际技术发展有限公司 | 在氢氧化铝洗液中添加石灰乳苛化消除有机物的方法 |
CN112299461B (zh) * | 2020-11-08 | 2023-03-24 | 湖南诺兰蒂尔环保科技有限公司 | 一种铝酸钠溶液中草酸盐排除装置及工艺 |
CN113461041B (zh) * | 2021-08-03 | 2022-10-14 | 内蒙古鑫旺再生资源有限公司 | 从铝酸钠溶液中脱除草酸盐的方法 |
CN114920273B (zh) * | 2022-07-06 | 2023-09-26 | 山东南山铝业股份有限公司 | 一种脱除铝酸钠溶液中中高分子量有机物的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3372985A (en) * | 1963-02-20 | 1968-03-12 | Kaiser Aluminium Chem Corp | Process for removing impurities from the precipitation system of the bayer process |
FR2328660A1 (fr) * | 1975-10-21 | 1977-05-20 | Pechiney Aluminium | Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer |
US4478795A (en) * | 1982-10-18 | 1984-10-23 | Diamond Shamrock Chemicals Company | Aluminum trihydroxide deliquoring with anionic polymers |
-
1985
- 1985-04-18 FR FR858506283A patent/FR2580618B2/fr not_active Expired - Lifetime
- 1985-07-18 CN CN85105494A patent/CN85105494B/zh not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2580618A2 (fr) | 1986-10-24 |
CN85105494A (zh) | 1986-10-15 |
CN85105494B (zh) | 1988-09-07 |
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