GR851483B - - Google Patents
Info
- Publication number
- GR851483B GR851483B GR851483A GR850101483A GR851483B GR 851483 B GR851483 B GR 851483B GR 851483 A GR851483 A GR 851483A GR 850101483 A GR850101483 A GR 850101483A GR 851483 B GR851483 B GR 851483B
- Authority
- GR
- Greece
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)
- Detergent Compositions (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8410187A FR2566382B1 (fr) | 1984-06-25 | 1984-06-25 | Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium |
| 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 (1)
| Publication Number | Publication Date |
|---|---|
| GR851483B true GR851483B (el) | 1985-11-25 |
Family
ID=26224040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GR851483A GR851483B (el) | 1984-06-25 | 1985-06-18 |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4597952A (el) |
| EP (1) | EP0173630B1 (el) |
| AU (1) | AU573350B2 (el) |
| BR (1) | BR8503020A (el) |
| CA (1) | CA1285373C (el) |
| DE (1) | DE3562764D1 (el) |
| ES (1) | ES8604472A1 (el) |
| GB (1) | GB2160853B (el) |
| GR (1) | GR851483B (el) |
| HU (1) | HU198653B (el) |
| IE (1) | IE58433B1 (el) |
| IN (1) | IN164323B (el) |
| MX (1) | MX166543B (el) |
| NO (1) | NO167020C (el) |
| NZ (1) | NZ212512A (el) |
| OA (1) | OA08044A (el) |
| TR (1) | TR25314A (el) |
| YU (1) | YU43876B (el) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US5279827A (en) * | 1991-01-16 | 1994-01-18 | Allegheny-Singer Research Institute | Extract and pharmaceutical composition for treatment of calcium oxalate stone disease and viral infections |
| US5137722A (en) * | 1991-01-16 | 1992-08-11 | Allegheny-Singer Research Institute | Extract and pharmaceutical composition for treatment of calcium oxalate stone disease |
| FR2686872B1 (fr) * | 1992-02-05 | 1994-06-03 | Pechiney Aluminium | Procede d'elimination de l'oxalate de sodium des solutions d'aluminate de sodium du cycle bayer. |
| US5385586A (en) * | 1993-03-24 | 1995-01-31 | Nalco Chemical Company | Liquor oxalate stabilizers |
| US5728180A (en) * | 1996-06-25 | 1998-03-17 | Aluminum Company Of America | Adsorbent combinations for enhanced removal of sodium oxalate from bayer process spent liquor |
| ES2317703T3 (es) * | 1998-09-25 | 2009-04-16 | Bhp Billiton Worsley Alumina Pty Ltd | Proceso para la caustificacion de lejias bayer. |
| AU2001272227B2 (en) * | 2000-07-20 | 2004-03-04 | South32 Worsley Alumina Pty Ltd | Improved process for filter aid production in alumina refineries |
| AUPQ889100A0 (en) * | 2000-07-20 | 2000-08-10 | Worsley Alumina Pty Ltd | Improved process for filter aid production in alumina refineries |
| AUPR437001A0 (en) * | 2001-04-11 | 2001-05-17 | Worsley Alumina Pty Ltd | Process for the removal of anionic impurities from caustic aluminate solutions |
| DE10119685A1 (de) * | 2001-04-20 | 2002-10-24 | Stockhausen Chem Fab Gmbh | Entfernung nicht-wasserlöslicher Substanzen aus Metallaufschlüssen |
| 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 |
| CN114735736B (zh) * | 2022-03-28 | 2024-05-03 | 广西田东锦鑫化工有限公司 | 氧化铝生产中去除铝酸钠溶液中多种有机化合物的方法 |
Family Cites Families (7)
| 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 |
| JPS53400B2 (el) * | 1972-12-06 | 1978-01-07 | ||
| FR2328660A1 (fr) * | 1975-10-21 | 1977-05-20 | Pechiney Aluminium | Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer |
| US4263261A (en) * | 1978-12-21 | 1981-04-21 | Sumitomo Aluminium Smelting Company, Limited | Method for the removal of impurities from sodium aluminate solution |
| US4275043A (en) * | 1979-01-31 | 1981-06-23 | Alcan Research And Development Limited | Removal of oxalate from bayer process liquor |
| US4275042A (en) * | 1980-01-22 | 1981-06-23 | Alcan Research And Development Limited | Removal of oxalate from Bayer process liquor |
| US4478795A (en) * | 1982-10-18 | 1984-10-23 | Diamond Shamrock Chemicals Company | Aluminum trihydroxide deliquoring with anionic polymers |
-
1985
- 1985-06-17 CA CA000484177A patent/CA1285373C/fr not_active Expired - Fee Related
- 1985-06-18 GR GR851483A patent/GR851483B/el unknown
- 1985-06-21 NZ NZ212512A patent/NZ212512A/xx unknown
- 1985-06-24 YU YU1049/85A patent/YU43876B/xx unknown
- 1985-06-24 DE DE8585420118T patent/DE3562764D1/de not_active Expired
- 1985-06-24 EP EP85420118A patent/EP0173630B1/fr not_active Expired
- 1985-06-24 US US06/747,955 patent/US4597952A/en not_active Expired - Fee Related
- 1985-06-24 AU AU43982/85A patent/AU573350B2/en not_active Ceased
- 1985-06-24 GB GB08515911A patent/GB2160853B/en not_active Expired
- 1985-06-24 BR BR8503020A patent/BR8503020A/pt not_active IP Right Cessation
- 1985-06-24 ES ES544480A patent/ES8604472A1/es not_active Expired
- 1985-06-24 NO NO852537A patent/NO167020C/no unknown
- 1985-06-24 IE IE156085A patent/IE58433B1/en not_active IP Right Cessation
- 1985-06-25 MX MX205772A patent/MX166543B/es unknown
- 1985-06-25 HU HU852488A patent/HU198653B/hu not_active IP Right Cessation
- 1985-06-25 TR TR85/30011A patent/TR25314A/xx unknown
- 1985-06-25 OA OA58618A patent/OA08044A/xx unknown
- 1985-06-26 IN IN481/CAL/85A patent/IN164323B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES544480A0 (es) | 1986-02-01 |
| NZ212512A (en) | 1989-03-29 |
| HU198653B (en) | 1989-11-28 |
| HUT38284A (en) | 1986-05-28 |
| US4597952A (en) | 1986-07-01 |
| IE58433B1 (en) | 1993-09-22 |
| NO167020B (no) | 1991-06-17 |
| EP0173630A2 (fr) | 1986-03-05 |
| NO167020C (no) | 1991-09-25 |
| YU43876B (en) | 1989-12-31 |
| IE851560L (en) | 1985-12-25 |
| DE3562764D1 (en) | 1988-06-23 |
| IN164323B (el) | 1989-02-18 |
| CA1285373C (fr) | 1991-07-02 |
| GB2160853A (en) | 1986-01-02 |
| MX166543B (es) | 1993-01-15 |
| ES8604472A1 (es) | 1986-02-01 |
| YU104985A (en) | 1987-10-31 |
| OA08044A (fr) | 1987-01-31 |
| GB2160853B (en) | 1987-11-04 |
| AU573350B2 (en) | 1988-06-02 |
| EP0173630A3 (en) | 1986-03-19 |
| EP0173630B1 (fr) | 1988-05-18 |
| BR8503020A (pt) | 1986-03-11 |
| NO852537L (no) | 1985-12-27 |
| GB8515911D0 (en) | 1985-07-24 |
| TR25314A (tr) | 1992-12-22 |
| AU4398285A (en) | 1986-01-02 |