CN101113001A - 一种中低品位铝土矿生产氧化铝的方法 - Google Patents
一种中低品位铝土矿生产氧化铝的方法 Download PDFInfo
- Publication number
- CN101113001A CN101113001A CNA2007101186671A CN200710118667A CN101113001A CN 101113001 A CN101113001 A CN 101113001A CN A2007101186671 A CNA2007101186671 A CN A2007101186671A CN 200710118667 A CN200710118667 A CN 200710118667A CN 101113001 A CN101113001 A CN 101113001A
- Authority
- CN
- China
- Prior art keywords
- red mud
- bayer
- lime
- stripping
- bauxite
- 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 Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims description 50
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 238000004131 Bayer process Methods 0.000 claims abstract description 58
- 238000000034 method Methods 0.000 claims abstract description 48
- 229910001570 bauxite Inorganic materials 0.000 claims abstract description 42
- 239000003513 alkali Substances 0.000 claims abstract description 35
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 34
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 34
- 239000004571 lime Substances 0.000 claims abstract description 34
- 239000002893 slag Substances 0.000 claims abstract description 16
- 239000000654 additive Substances 0.000 claims abstract description 9
- 230000000996 additive effect Effects 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 239000002002 slurry Substances 0.000 claims abstract description 4
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 claims abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 62
- 239000000377 silicon dioxide Substances 0.000 claims description 31
- 238000004090 dissolution Methods 0.000 claims description 26
- 239000011734 sodium Substances 0.000 claims description 13
- 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 claims description 11
- OSMSIOKMMFKNIL-UHFFFAOYSA-N calcium;silicon Chemical compound [Ca]=[Si] OSMSIOKMMFKNIL-UHFFFAOYSA-N 0.000 claims description 11
- 239000003518 caustics Substances 0.000 claims description 11
- 229910052708 sodium Inorganic materials 0.000 claims description 11
- 238000002386 leaching Methods 0.000 claims description 9
- 239000012452 mother liquor Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 abstract description 14
- 238000005265 energy consumption Methods 0.000 abstract description 9
- 230000029087 digestion Effects 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 5
- 239000013589 supplement Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 9
- 239000000292 calcium oxide Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 2
- 229910001948 sodium oxide Inorganic materials 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910001648 diaspore Inorganic materials 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Images
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
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/062—Digestion
- C01F7/0633—Digestion characterised by the use of additives
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Nutrition Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Treatment Of Sludge (AREA)
Abstract
Description
Claims (3)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007101186671A CN100532262C (zh) | 2007-07-12 | 2007-07-12 | 一种中低品位铝土矿生产氧化铝的方法 |
AU2007356401A AU2007356401B2 (en) | 2007-07-12 | 2007-12-21 | A method for producing alumina with middle and low grade bauxite |
RU2010104624/05A RU2478574C2 (ru) | 2007-07-12 | 2007-12-21 | Способ получения оксида алюминия из средне- и низкосортного боксита |
PCT/CN2007/003721 WO2009006772A1 (fr) | 2007-07-12 | 2007-12-21 | Procédé de fabrication d'alumine avec de la bauxite de qualité moyenne et basse |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007101186671A CN100532262C (zh) | 2007-07-12 | 2007-07-12 | 一种中低品位铝土矿生产氧化铝的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101113001A true CN101113001A (zh) | 2008-01-30 |
CN100532262C CN100532262C (zh) | 2009-08-26 |
Family
ID=39021559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007101186671A Active CN100532262C (zh) | 2007-07-12 | 2007-07-12 | 一种中低品位铝土矿生产氧化铝的方法 |
Country Status (4)
Country | Link |
---|---|
CN (1) | CN100532262C (zh) |
AU (1) | AU2007356401B2 (zh) |
RU (1) | RU2478574C2 (zh) |
WO (1) | WO2009006772A1 (zh) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102070166A (zh) * | 2010-12-15 | 2011-05-25 | 中国铝业股份有限公司 | 一种改进的中低品位铝土矿生产氧化铝的方法 |
CN102092910A (zh) * | 2010-12-15 | 2011-06-15 | 中国铝业股份有限公司 | 一种拜耳法赤泥的处理方法 |
CN103030161A (zh) * | 2012-12-21 | 2013-04-10 | 中南大学 | 叶滤滤饼的应用 |
CN103643050A (zh) * | 2013-12-12 | 2014-03-19 | 攀枝花钢城集团有限公司 | 一种利用高铝预熔渣生产氧化铝的方法 |
CN103934258A (zh) * | 2014-04-30 | 2014-07-23 | 东北大学 | 钙化-碳化法处理拜耳法赤泥过程中碱与铝的回收方法 |
WO2015165152A1 (zh) * | 2014-04-30 | 2015-11-05 | 东北大学 | 一种基于钙化-碳化法的无蒸发生产氧化铝的方法 |
CN106517277A (zh) * | 2016-11-07 | 2017-03-22 | 中国铝业股份有限公司 | 一种铝土矿生产氧化铝联产硅肥的方法 |
CN108862340A (zh) * | 2018-08-01 | 2018-11-23 | 中国铝业股份有限公司 | 一种系统提高中低品位铝土矿拜耳法过程效率的方法 |
CN109437217A (zh) * | 2018-10-30 | 2019-03-08 | 东北大学设计研究院(有限公司) | 一种赤泥处理及氧化铝生产的方法 |
CN110314923A (zh) * | 2019-07-12 | 2019-10-11 | 郑州中科新兴产业技术研究院 | 一种强化铝灰脱盐脱氮的方法 |
CN112158869A (zh) * | 2020-10-16 | 2021-01-01 | 中南大学 | 一种一水硬铝石型铝土矿的溶出方法 |
CN112919511A (zh) * | 2019-12-05 | 2021-06-08 | 沈阳铝镁设计研究院有限公司 | 极简拜耳法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104140122B (zh) * | 2013-05-10 | 2016-02-24 | 中国科学院过程工程研究所 | 一种高硫铝土矿的预脱硫方法 |
CN103964478B (zh) * | 2014-04-30 | 2015-11-04 | 东北大学 | 一种钙化-碳化法处理中低品位含铝原料及铝循环的方法 |
CN114538489B (zh) * | 2022-03-18 | 2023-07-14 | 四川轻化工大学 | 一种利用铝灰制备高效粉状速凝剂的方法和系统 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU510974A1 (ru) * | 1974-01-04 | 1988-08-23 | Всесоюзный Научно-Исследовательский И Проектный Институт Алюминиевой,Магниевой И Электродной Промышленности | Способ получени глинозема |
AU563304B2 (en) * | 1984-12-21 | 1987-07-02 | Comalco Aluminium Limited | Soz leach to recover soda and alumina from red mud with recycle to bayer process |
US4578255A (en) * | 1984-12-27 | 1986-03-25 | Kaiser Aluminum Chemical Corporation | Purification of Bayer process liquors |
DE4036448A1 (de) * | 1989-11-16 | 1991-05-23 | Franz Prof Dr Ing Pawlek | Verfahren zum aufschliessen von bauxit |
RU2060941C1 (ru) * | 1992-12-17 | 1996-05-27 | Всероссийский научно-исследовательский и проектный институт алюминиевой, магниевой и электродной промышленности | Способ переработки щелочного алюмосиликатного сырья |
GB9726117D0 (en) * | 1997-12-11 | 1998-02-11 | Isis Innovation | Process for producing alumina |
CN1156399C (zh) * | 2000-05-19 | 2004-07-07 | 郑州轻金属研究院 | 一水硬铝石型铝土矿精矿生产氧化铝方法 |
CN1380253A (zh) * | 2002-05-17 | 2002-11-20 | 中国铝业股份有限公司 | 一水型铝土矿石灰拜耳法生产氧化铝工艺 |
CN1594093A (zh) * | 2004-06-25 | 2005-03-16 | 中国铝业股份有限公司 | 一种拜耳法赤泥常压脱碱方法 |
CN1865145B (zh) * | 2005-05-19 | 2010-04-07 | 贵阳铝镁设计研究院 | 氧化铝生产溶出后加矿工艺 |
CN100411989C (zh) * | 2006-01-23 | 2008-08-20 | 中国铝业股份有限公司 | 三水铝石的溶出方法 |
CN100371248C (zh) * | 2006-07-16 | 2008-02-27 | 山东铝业股份有限公司 | 拜耳法氧化铝生产赤泥分离方法 |
CN100412012C (zh) * | 2006-10-13 | 2008-08-20 | 中国铝业股份有限公司 | 一种萃取拜耳法母液处理赤泥的方法 |
CN1974396A (zh) * | 2006-11-29 | 2007-06-06 | 上海添诚商务发展有限公司 | 铝废渣废灰用于改善一水硬铝石拜耳法生产氧化铝工艺 |
-
2007
- 2007-07-12 CN CNB2007101186671A patent/CN100532262C/zh active Active
- 2007-12-21 RU RU2010104624/05A patent/RU2478574C2/ru active
- 2007-12-21 WO PCT/CN2007/003721 patent/WO2009006772A1/zh active Application Filing
- 2007-12-21 AU AU2007356401A patent/AU2007356401B2/en active Active
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102070166A (zh) * | 2010-12-15 | 2011-05-25 | 中国铝业股份有限公司 | 一种改进的中低品位铝土矿生产氧化铝的方法 |
CN102092910A (zh) * | 2010-12-15 | 2011-06-15 | 中国铝业股份有限公司 | 一种拜耳法赤泥的处理方法 |
CN103030161A (zh) * | 2012-12-21 | 2013-04-10 | 中南大学 | 叶滤滤饼的应用 |
CN103643050A (zh) * | 2013-12-12 | 2014-03-19 | 攀枝花钢城集团有限公司 | 一种利用高铝预熔渣生产氧化铝的方法 |
CN103643050B (zh) * | 2013-12-12 | 2016-08-17 | 攀枝花钢城集团有限公司 | 一种利用高铝预熔渣生产氧化铝的方法 |
CN103934258A (zh) * | 2014-04-30 | 2014-07-23 | 东北大学 | 钙化-碳化法处理拜耳法赤泥过程中碱与铝的回收方法 |
WO2015165152A1 (zh) * | 2014-04-30 | 2015-11-05 | 东北大学 | 一种基于钙化-碳化法的无蒸发生产氧化铝的方法 |
CN103934258B (zh) * | 2014-04-30 | 2016-04-06 | 东北大学 | 钙化-碳化法处理拜耳法赤泥过程中碱与铝的回收方法 |
CN106517277A (zh) * | 2016-11-07 | 2017-03-22 | 中国铝业股份有限公司 | 一种铝土矿生产氧化铝联产硅肥的方法 |
CN108862340A (zh) * | 2018-08-01 | 2018-11-23 | 中国铝业股份有限公司 | 一种系统提高中低品位铝土矿拜耳法过程效率的方法 |
CN109437217A (zh) * | 2018-10-30 | 2019-03-08 | 东北大学设计研究院(有限公司) | 一种赤泥处理及氧化铝生产的方法 |
CN110314923A (zh) * | 2019-07-12 | 2019-10-11 | 郑州中科新兴产业技术研究院 | 一种强化铝灰脱盐脱氮的方法 |
CN110314923B (zh) * | 2019-07-12 | 2021-01-22 | 郑州中科新兴产业技术研究院 | 一种强化铝灰脱盐脱氮的方法 |
CN112919511A (zh) * | 2019-12-05 | 2021-06-08 | 沈阳铝镁设计研究院有限公司 | 极简拜耳法 |
CN112158869A (zh) * | 2020-10-16 | 2021-01-01 | 中南大学 | 一种一水硬铝石型铝土矿的溶出方法 |
CN112158869B (zh) * | 2020-10-16 | 2021-06-29 | 中南大学 | 一种一水硬铝石型铝土矿的溶出方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2009006772A1 (fr) | 2009-01-15 |
AU2007356401B2 (en) | 2013-10-31 |
AU2007356401A1 (en) | 2009-01-15 |
RU2478574C2 (ru) | 2013-04-10 |
RU2010104624A (ru) | 2011-08-20 |
CN100532262C (zh) | 2009-08-26 |
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Effective date of registration: 20160115 Address after: 12, Fuxing Road, Beijing, Haidian District, China Aluminum Limited by Share Ltd Patentee after: ZHENGZHOU NON-FERROUS METALS RESEARCH INSTITUTE CO., LTD. OF CHALCO Address before: 100814, Haidian District, Fuxing Road, Beijing No. 12, China Aluminum Limited by Share Ltd Patentee before: Aluminum Corporation of China Limited |
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CP01 | Change in the name or title of a patent holder |
Address after: 12, Fuxing Road, Beijing, Haidian District, China Aluminum Limited by Share Ltd Patentee after: China Aluminum Zhengzhou Research Institute of Nonferrous Metals Co., Ltd. Address before: 12, Fuxing Road, Beijing, Haidian District, China Aluminum Limited by Share Ltd Patentee before: ZHENGZHOU NON-FERROUS METALS RESEARCH INSTITUTE CO., LTD. OF CHALCO |
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