FR2441585A1 - Procede d'elimination de composes organiques du cycle de production de l'alumine - Google Patents
Procede d'elimination de composes organiques du cycle de production de l'alumineInfo
- Publication number
- FR2441585A1 FR2441585A1 FR7927832A FR7927832A FR2441585A1 FR 2441585 A1 FR2441585 A1 FR 2441585A1 FR 7927832 A FR7927832 A FR 7927832A FR 7927832 A FR7927832 A FR 7927832A FR 2441585 A1 FR2441585 A1 FR 2441585A1
- Authority
- FR
- France
- Prior art keywords
- liquor
- organic compounds
- production cycle
- removal
- heating
- 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.)
- Granted
Links
- 150000002894 organic compounds Chemical class 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title 1
- 229910052782 aluminium Inorganic materials 0.000 title 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 238000000354 decomposition reaction Methods 0.000 abstract 2
- 230000029087 digestion Effects 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000012535 impurity Substances 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 2
- 238000004131 Bayer process Methods 0.000 abstract 1
- 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
- 229910001570 bauxite Inorganic materials 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 239000010802 sludge Substances 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
- C01F7/46—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
- C01F7/476—Removal of organic compounds, e.g. sodium oxalate by oxidation
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)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU78AU413A HU179404B (en) | 1978-11-10 | 1978-11-10 | Process for decomposition of organic materials in aluminate liquor of alum earth-production according to the bayer method,and for separating solide decomposition products |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2441585A1 true FR2441585A1 (fr) | 1980-06-13 |
| FR2441585B1 FR2441585B1 (enrdf_load_stackoverflow) | 1983-07-08 |
Family
ID=10993280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7927832A Granted FR2441585A1 (fr) | 1978-11-10 | 1979-11-12 | Procede d'elimination de composes organiques du cycle de production de l'alumine |
Country Status (10)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0366824A1 (de) * | 1988-11-04 | 1990-05-09 | Vereinigte Aluminium-Werke Aktiengesellschaft | Verfahren zur Gewinnung von flitterartigen Böhmitaggregaten |
| EP0384272A3 (en) * | 1989-02-24 | 1990-12-27 | Vereinigte Aluminium-Werke Aktiengesellschaft | Improvements to the catalyzed oxidation of bayer liquor organics |
| EP2657734A1 (en) | 2012-04-27 | 2013-10-30 | Draka Comteq BV | Hybrid single and multimode optical fiber for a home network |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4581208A (en) * | 1985-06-26 | 1986-04-08 | Aluminum Company Of America | Lowering organic contaminant content in a sodium aluminate solution by oxidation in a packed bed |
| US4663133A (en) * | 1985-09-06 | 1987-05-05 | Kaiser Aluminum & Chemical Corporation | Removal of high molecular weight organic compounds from Bayer process caustic liquor |
| US4678477A (en) * | 1986-01-06 | 1987-07-07 | Aluminum Company Of America | Process for lowering level of contaminants in Bayer liquor by membrane filtration |
| US4786482A (en) * | 1986-02-03 | 1988-11-22 | Aluminum Company Of America | Bayer process for producing aluminum hydroxide having improved whiteness |
| AUPP536598A0 (en) | 1998-08-20 | 1998-09-10 | Worsley Alumina Pty Ltd | Organic impurity removal process for bayer liquors |
| WO2006010218A1 (en) * | 2004-07-30 | 2006-02-02 | Alcoa Of Australia Limited | Method of catalytic wet oxidation of organic contaminants of alkaline solutions |
| AU2005266853B2 (en) * | 2004-07-30 | 2010-09-02 | Alcoa Of Australia Limited | Method of catalytic wet oxidation of organic contaminants of alkaline solutions |
| AU2022220705A1 (en) | 2021-02-12 | 2023-08-17 | Ecolab Usa Inc. | Purification of bauxite ores using boronic acid-functional compounds |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2806766A (en) * | 1952-11-28 | 1957-09-17 | Kaiser Aluminium Chem Corp | Process of purifying caustic aluminate liquors |
| HU166060B (enrdf_load_stackoverflow) * | 1973-04-09 | 1975-01-28 |
-
1978
- 1978-11-10 HU HU78AU413A patent/HU179404B/hu not_active IP Right Cessation
-
1979
- 1979-10-31 GB GB7937672A patent/GB2037722B/en not_active Expired
- 1979-11-08 BR BR7907236A patent/BR7907236A/pt unknown
- 1979-11-08 DE DE19792945152 patent/DE2945152A1/de active Granted
- 1979-11-09 JP JP14532079A patent/JPS5571626A/ja active Pending
- 1979-11-09 CA CA000339563A patent/CA1137760A/en not_active Expired
- 1979-11-09 YU YU2752/79A patent/YU40853B/xx unknown
- 1979-11-09 BR BR7907298A patent/BR7907298A/pt not_active IP Right Cessation
- 1979-11-09 IT IT27190/79A patent/IT1162795B/it active
- 1979-11-12 FR FR7927832A patent/FR2441585A1/fr active Granted
- 1979-11-12 IN IN1176/CAL/79A patent/IN152083B/en unknown
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0366824A1 (de) * | 1988-11-04 | 1990-05-09 | Vereinigte Aluminium-Werke Aktiengesellschaft | Verfahren zur Gewinnung von flitterartigen Böhmitaggregaten |
| EP0384272A3 (en) * | 1989-02-24 | 1990-12-27 | Vereinigte Aluminium-Werke Aktiengesellschaft | Improvements to the catalyzed oxidation of bayer liquor organics |
| EP2657734A1 (en) | 2012-04-27 | 2013-10-30 | Draka Comteq BV | Hybrid single and multimode optical fiber for a home network |
| WO2013160714A1 (en) | 2012-04-27 | 2013-10-31 | Draka Comteq Bv | Hybrid single and multimode optical fiber for a home network |
| WO2013160466A1 (en) | 2012-04-27 | 2013-10-31 | Draka Comteq Bv | Hybrid single and multimode optical fiber for a home network |
| US9563012B2 (en) | 2012-04-27 | 2017-02-07 | Draka Comteq, B.V. | Hybrid single-mode and multimode optical fiber |
| US9869814B2 (en) | 2012-04-27 | 2018-01-16 | Draka Comteq, B.V. | Hybrid single-mode and multimode optical fiber |
Also Published As
| Publication number | Publication date |
|---|---|
| BR7907236A (pt) | 1980-09-09 |
| YU40853B (en) | 1986-06-30 |
| GB2037722A (en) | 1980-07-16 |
| IT1162795B (it) | 1987-04-01 |
| BR7907298A (pt) | 1980-09-09 |
| GB2037722B (en) | 1983-01-06 |
| DE2945152C2 (enrdf_load_stackoverflow) | 1988-07-21 |
| IN152083B (enrdf_load_stackoverflow) | 1983-10-15 |
| FR2441585B1 (enrdf_load_stackoverflow) | 1983-07-08 |
| HU179404B (en) | 1982-10-28 |
| YU275279A (en) | 1982-10-31 |
| JPS5571626A (en) | 1980-05-29 |
| DE2945152A1 (de) | 1980-05-29 |
| CA1137760A (en) | 1982-12-21 |
| IT7927190A0 (it) | 1979-11-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |