CN102951663B - 一种氧化铝熟料的生产方法 - Google Patents
一种氧化铝熟料的生产方法 Download PDFInfo
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- CN102951663B CN102951663B CN201210438184.0A CN201210438184A CN102951663B CN 102951663 B CN102951663 B CN 102951663B CN 201210438184 A CN201210438184 A CN 201210438184A CN 102951663 B CN102951663 B CN 102951663B
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- CN
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- Prior art keywords
- cyclone cylinder
- alumina clinker
- raw material
- communicated
- calcining
- 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.)
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 74
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 35
- 238000001816 cooling Methods 0.000 claims abstract description 41
- 238000001354 calcination Methods 0.000 claims abstract description 37
- 239000010881 fly ash Substances 0.000 claims abstract description 27
- 239000002994 raw material Substances 0.000 claims description 52
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 27
- 239000003546 flue gas Substances 0.000 claims description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 18
- 238000010791 quenching Methods 0.000 claims description 10
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 9
- 239000010436 fluorite Substances 0.000 claims description 9
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 9
- 238000000227 grinding Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 235000012054 meals Nutrition 0.000 claims description 3
- 230000002829 reductive effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 238000006243 chemical reaction Methods 0.000 abstract description 9
- 238000010298 pulverizing process Methods 0.000 abstract description 7
- 239000013078 crystal Substances 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 abstract description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 2
- 239000011707 mineral Substances 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 235000019738 Limestone Nutrition 0.000 abstract 1
- 150000004645 aluminates Chemical class 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 238000002386 leaching Methods 0.000 abstract 1
- 239000006028 limestone Substances 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- 229910001570 bauxite Inorganic materials 0.000 description 10
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 239000000292 calcium oxide Substances 0.000 description 6
- 235000012255 calcium oxide Nutrition 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 5
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 4
- 238000006253 efflorescence Methods 0.000 description 4
- 206010037844 rash Diseases 0.000 description 4
- 239000012670 alkaline solution Substances 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 235000019739 Dicalciumphosphate Nutrition 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- NEFBYIFKOOEVPA-UHFFFAOYSA-K dicalcium phosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])([O-])=O NEFBYIFKOOEVPA-UHFFFAOYSA-K 0.000 description 1
- 229940038472 dicalcium phosphate Drugs 0.000 description 1
- 229910000390 dicalcium phosphate Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Furnace Details (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
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CN201210438184.0A CN102951663B (zh) | 2012-11-06 | 2012-11-06 | 一种氧化铝熟料的生产方法 |
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CN201210438184.0A CN102951663B (zh) | 2012-11-06 | 2012-11-06 | 一种氧化铝熟料的生产方法 |
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CN102951663A CN102951663A (zh) | 2013-03-06 |
CN102951663B true CN102951663B (zh) | 2014-02-26 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103787391B (zh) * | 2014-01-28 | 2015-08-19 | 内蒙古蒙西鄂尔多斯铝业有限公司 | 一种用于生产粉煤灰氧化铝熟料的新型干法设备 |
CN104609451B (zh) * | 2015-01-30 | 2017-01-25 | 魏子贺 | 干法烧结氧化铝的制备工艺 |
CN108101082A (zh) * | 2017-07-10 | 2018-06-01 | 昊姆(上海)节能科技有限公司 | 氧化铝厂烧结机增产节能环保系统 |
CN107758712A (zh) * | 2017-11-28 | 2018-03-06 | 天津水泥工业设计研究院有限公司 | 霞石预热预分解干法烧结生产氧化铝熟料的工艺及设备 |
CN108793784A (zh) * | 2018-07-07 | 2018-11-13 | 河源市极致知管信息科技有限公司 | 一种含有高岭土复合材料及其制备方法 |
CN109704373B (zh) * | 2019-03-13 | 2021-06-08 | 国家电投集团山西铝业有限公司 | 一种氧化铝熟料烧结工艺及氧化铝熟料 |
CN114988443A (zh) * | 2022-06-02 | 2022-09-02 | 中南大学 | 一种富铝渣回收氧化铝的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1210965A (zh) * | 1997-09-08 | 1999-03-17 | 赵静山 | 用预分解技术改造五级旋风预热器的方法 |
CN1911806A (zh) * | 2006-09-13 | 2007-02-14 | 内蒙古蒙西高新技术集团有限公司 | 氧化铝自粉化熟料及其制备方法 |
CN2876658Y (zh) * | 2006-09-13 | 2007-03-07 | 内蒙古蒙西高新技术集团有限公司 | 熔融法生产氧化铝自粉化熟料的煅烧炉 |
CN102372297A (zh) * | 2010-08-26 | 2012-03-14 | 沈阳铝镁设计研究院有限公司 | 串联法生产氧化铝干法喂料烧结方法 |
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2012
- 2012-11-06 CN CN201210438184.0A patent/CN102951663B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1210965A (zh) * | 1997-09-08 | 1999-03-17 | 赵静山 | 用预分解技术改造五级旋风预热器的方法 |
CN1911806A (zh) * | 2006-09-13 | 2007-02-14 | 内蒙古蒙西高新技术集团有限公司 | 氧化铝自粉化熟料及其制备方法 |
CN2876658Y (zh) * | 2006-09-13 | 2007-03-07 | 内蒙古蒙西高新技术集团有限公司 | 熔融法生产氧化铝自粉化熟料的煅烧炉 |
CN102372297A (zh) * | 2010-08-26 | 2012-03-14 | 沈阳铝镁设计研究院有限公司 | 串联法生产氧化铝干法喂料烧结方法 |
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Denomination of invention: A production method of alumina clinker Effective date of registration: 20200807 Granted publication date: 20140226 Pledgee: Ordos Rural Commercial Bank Co.,Ltd. Pledgor: INNER MONGOLIA MENGXI ORDOS ALUMINUM Co.,Ltd. Registration number: Y2020150000040 |
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Denomination of invention: A production method of alumina clinker Effective date of registration: 20200818 Granted publication date: 20140226 Pledgee: Ordos Rural Commercial Bank Co.,Ltd. Pledgor: INNER MONGOLIA MENGXI ORDOS ALUMINUM Co.,Ltd. Registration number: Y2020150000042 |
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Granted publication date: 20140226 Pledgee: Ordos Rural Commercial Bank Co.,Ltd. Pledgor: INNER MONGOLIA MENGXI ORDOS ALUMINUM CO.,LTD. Registration number: Y2020150000042 |
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