FR2355777A1 - Procede de preparation d'alumine par digestion de bauxite - Google Patents
Procede de preparation d'alumine par digestion de bauxiteInfo
- Publication number
- FR2355777A1 FR2355777A1 FR7719535A FR7719535A FR2355777A1 FR 2355777 A1 FR2355777 A1 FR 2355777A1 FR 7719535 A FR7719535 A FR 7719535A FR 7719535 A FR7719535 A FR 7719535A FR 2355777 A1 FR2355777 A1 FR 2355777A1
- Authority
- FR
- France
- Prior art keywords
- alumina
- preparation
- bauxite
- digestion
- relates
- 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
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title abstract 4
- 238000002360 preparation method Methods 0.000 title abstract 3
- 229910001570 bauxite Inorganic materials 0.000 title abstract 2
- 230000029087 digestion Effects 0.000 title abstract 2
- 238000004131 Bayer process Methods 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- VCNTUJWBXWAWEJ-UHFFFAOYSA-J aluminum;sodium;dicarbonate Chemical compound [Na+].[Al+3].[O-]C([O-])=O.[O-]C([O-])=O VCNTUJWBXWAWEJ-UHFFFAOYSA-J 0.000 abstract 1
- 229910001647 dawsonite Inorganic materials 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 238000010926 purge Methods 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 239000003643 water by type 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
-
- 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
- C01F7/78—Compounds containing aluminium, with or without oxygen or hydrogen, and containing two or more other elements
- C01F7/782—Compounds containing aluminium, with or without oxygen or hydrogen, and containing two or more other elements containing carbonate ions, e.g. dawsonite
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/918—Miscellaneous specific techniques
- Y10S210/919—Miscellaneous specific techniques using combined systems by merging parallel diverse waste systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/699,828 US4036931A (en) | 1976-06-25 | 1976-06-25 | Bayer process production of alumina |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2355777A1 true FR2355777A1 (fr) | 1978-01-20 |
| FR2355777B1 FR2355777B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-02-27 |
Family
ID=24811084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7719535A Granted FR2355777A1 (fr) | 1976-06-25 | 1977-06-24 | Procede de preparation d'alumine par digestion de bauxite |
Country Status (7)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5869814U (ja) * | 1981-11-02 | 1983-05-12 | 日本電気システム建設株式会社 | 光フアイバ−心線余長収容装置 |
| US4468375A (en) * | 1982-09-27 | 1984-08-28 | Aluminum Company Of America | Production of alumina from aluminum-containing mineral ores with sodium bicarbonate |
| JPS59101208U (ja) * | 1982-12-27 | 1984-07-07 | 古河電気工業株式会社 | 光フアイバ心線余長処理ボビン |
| US4430310A (en) | 1983-02-08 | 1984-02-07 | Kaiser Aluminum & Chemical Corporation | Purification of impure Bayer process liquors |
| JPS60191005U (ja) * | 1984-05-29 | 1985-12-18 | 三菱電線工業株式会社 | 複合光ケ−ブルの接続構造 |
| JPS6198304A (ja) * | 1984-10-19 | 1986-05-16 | Mirai Kogyo Kk | 光フアイバ−接続箱用基板 |
| JPH01175802A (ja) * | 1987-12-31 | 1989-07-12 | Alpha Giken:Kk | 靴型の製造法 |
| IE930076A1 (en) * | 1992-02-06 | 1993-08-11 | Alcoa Australia | Process for the treatment of red mud |
| US5346511A (en) * | 1993-03-12 | 1994-09-13 | Nalco Chemical Company | Antifoam/defoamer compositions for Bayer process |
| AUPS338102A0 (en) * | 2002-07-04 | 2002-07-25 | Nauveau Technology Investments Ltd | Processes for the treatment of a waste material having a high ph and/or alkalinity |
| US7972580B2 (en) * | 2007-12-28 | 2011-07-05 | Cytec Technology Corp. | Methods and compositions for the removal of impurities and water from the Bayer process |
| US20110081284A1 (en) * | 2009-10-02 | 2011-04-07 | Mark Weaver | Treatment of bauxite residue and spent pot lining |
| WO2011081764A1 (en) * | 2009-12-15 | 2011-07-07 | Cytec Technology Corp. | Methods and compositions for the removal of impurities from an impurity-loaded ionic liquid |
| US9533891B2 (en) | 2012-04-26 | 2017-01-03 | Showa Denko K.K. | Washing method of goethite-containing red mud |
| CN105399102A (zh) * | 2014-09-10 | 2016-03-16 | 贵州万方铝化科技开发有限公司 | 对含硅矿物气相脱硅并循环利用含卤素物质的方法 |
| CN111484055A (zh) * | 2019-01-29 | 2020-08-04 | 娄世彬 | 一种氧化铝生产过程使用的分解结晶助剂 |
| CN116534886B (zh) * | 2023-04-27 | 2024-03-29 | 中国石油大学(华东) | 一种用于固碳并同时生产片钠铝石的方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR976555A (fr) * | 1942-04-20 | 1951-03-20 | Francais Ciments | Procédé de précipitation de l'alumine dans les solutions d'aluminate de soude diluées |
| GB1143787A (en) * | 1966-02-25 | 1969-02-26 | Reynolds Metals Co | Alumina hydrate |
| FR1564332A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-05-10 | 1969-04-18 | ||
| US3539468A (en) * | 1968-10-25 | 1970-11-10 | Catalysts & Chem Inc | Alumina hydrate compositions |
| GB1440194A (en) * | 1973-01-16 | 1976-06-23 | British Aluminium Co Ltd | Alumina sol |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2375343A (en) * | 1942-05-18 | 1945-05-08 | Aluminum Co Of America | Recovery of alumina |
| US2420852A (en) * | 1942-09-24 | 1947-05-20 | Nepheline Products Ltd | Recovery of alumina from ores |
| US2981600A (en) * | 1952-12-01 | 1961-04-25 | Kaiser Aluminium Chem Corp | Process of purifying caustic aluminate liquors |
| GB1158048A (en) * | 1967-06-19 | 1969-07-09 | Kaiser Aluminium Chem Corp | Improvements in or relating to the Bayer Process |
| FR1523304A (fr) * | 1967-03-20 | 1968-05-03 | Pechiney | Procédé de purification des solutions industrielles d'aluminate de sodium |
-
1976
- 1976-06-25 US US05/699,828 patent/US4036931A/en not_active Expired - Lifetime
-
1977
- 1977-04-06 CA CA275,751A patent/CA1083827A/en not_active Expired
- 1977-04-14 AU AU24271/77A patent/AU506386B2/en not_active Expired
- 1977-05-23 DE DE19772723192 patent/DE2723192A1/de not_active Withdrawn
- 1977-06-01 JP JP6457777A patent/JPS531700A/ja active Granted
- 1977-06-24 FR FR7719535A patent/FR2355777A1/fr active Granted
- 1977-06-24 IT IT25045/77A patent/IT1080761B/it active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR976555A (fr) * | 1942-04-20 | 1951-03-20 | Francais Ciments | Procédé de précipitation de l'alumine dans les solutions d'aluminate de soude diluées |
| GB1143787A (en) * | 1966-02-25 | 1969-02-26 | Reynolds Metals Co | Alumina hydrate |
| FR1564332A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-05-10 | 1969-04-18 | ||
| US3539468A (en) * | 1968-10-25 | 1970-11-10 | Catalysts & Chem Inc | Alumina hydrate compositions |
| GB1440194A (en) * | 1973-01-16 | 1976-06-23 | British Aluminium Co Ltd | Alumina sol |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2427177A (en) | 1978-10-19 |
| FR2355777B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-02-27 |
| JPS5635610B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-08-18 |
| DE2723192A1 (de) | 1978-01-05 |
| AU506386B2 (en) | 1979-12-20 |
| US4036931A (en) | 1977-07-19 |
| CA1083827A (en) | 1980-08-19 |
| JPS531700A (en) | 1978-01-09 |
| IT1080761B (it) | 1985-05-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2355777A1 (fr) | Procede de preparation d'alumine par digestion de bauxite | |
| ES2166877T3 (es) | Procedimiento de recuperacion de xilosa contenida en soluciones. | |
| FR2603581A1 (fr) | Procede pour isoler et purifier des aminoacides par chromatographie | |
| TNSN96072A1 (fr) | N-(indole -2-carbonyl)-glycinamides substitues, procede pour leur preparation et compositions les contenant | |
| SE8604039L (sv) | Framstellning av rena socker och lignosulfonater ur sulfitavlut | |
| LU81288A1 (fr) | Procede d'obtention d'alumine pure par attaque chlorhydrique de minerais alumineux et extraction des impuretes par un traitement sulfurique | |
| AU608165B2 (en) | Process for the purification of gallium by partial solidification | |
| DE59302596D1 (de) | Vorrichtung zum Reinigen grosser Wassermengen von Rechengut | |
| LU81286A1 (fr) | Procede continue d'obtention d'alumine pure a partir d'une liqueur acide provenant de l'attaque chlorosulfurique d'un minerai alumineux et de purification de la liqueur debarrassee de l'alumine | |
| DE69834646D1 (de) | Trennverfahren | |
| FR2598701B1 (fr) | Procede et dispositif de decomposition de liqueur d'aluminate de sodium pour la production d'alumine | |
| FR2588268B1 (fr) | Procede de synthese d'additifs surbases par carbonatation sous pression constante d'anhydride carbonique | |
| DE69314207D1 (de) | Vorrichtung und Verfahren zur Kristallisation eines Minerals und Vorrichtung und Verfahren zur Kristallisation von Natriumcarbonatmonohydrat | |
| DE69629551D1 (de) | Kombinierter prozess zur reinigung von vancomycin hydrochlorid | |
| YU10580A (en) | Process for the precipitation of al(oh)3 from a supersaturated raw liquor | |
| EP0392823A3 (en) | Recovery of glycine and glauber's salt from waste crystal liquors | |
| IL83182A0 (en) | Protein synthesis inhibitor,its preparation and its use | |
| FR2411158A1 (fr) | Procede de purification du chlorure de potassium cristallin | |
| Plaue et al. | A new preparation of 4-(BOC-aminoacyloxymethyl) phenylacetic acids for solid-phase peptide synthesis | |
| FR2455583A1 (fr) | Procede pour la purification de caprolactame brut contenant des amides primaires et caprolactame purifie obtenu | |
| SU829568A1 (ru) | Способ переработки дистиллернойСуСпЕНзии АММиАчНО-СОдОВОгОпРОизВОдСТВА | |
| FI874452A7 (fi) | Processkontroll vid foerbraenning och slaeckning av kalk samt kaustisering. | |
| RO102180B1 (ro) | PROCEDEU DE PURIFICARE A SOLVENTILOR UZATI, UTILIZATI îN SINTEZA IZOCIANATILOR | |
| JPS57137440A (en) | Treatment of refining slag containing alkali metallic compound | |
| FR2367077A1 (fr) | Procede de synthese du bis-(sulfure d'alcoyle)-decaborane(12) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |