CN100398444C - 减缓低温管道化溶出结疤速度的方法 - Google Patents
减缓低温管道化溶出结疤速度的方法 Download PDFInfo
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- CN100398444C CN100398444C CNB2006100454442A CN200610045444A CN100398444C CN 100398444 C CN100398444 C CN 100398444C CN B2006100454442 A CNB2006100454442 A CN B2006100454442A CN 200610045444 A CN200610045444 A CN 200610045444A CN 100398444 C CN100398444 C CN 100398444C
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- low temperature
- retarding
- desiliconization
- leaching
- scaling
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000002386 leaching Methods 0.000 title claims abstract description 12
- 230000000979 retarding effect Effects 0.000 title claims abstract description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000007787 solid Substances 0.000 claims abstract description 11
- 229910001570 bauxite Inorganic materials 0.000 claims abstract description 9
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910001388 sodium aluminate Inorganic materials 0.000 claims abstract description 7
- 239000002002 slurry Substances 0.000 claims abstract description 5
- 238000004131 Bayer process Methods 0.000 claims abstract 2
- 238000003756 stirring Methods 0.000 abstract description 2
- 239000012066 reaction slurry Substances 0.000 abstract 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 9
- 208000035126 Facies Diseases 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 229910000503 Na-aluminosilicate Inorganic materials 0.000 description 2
- 206010039509 Scab Diseases 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 235000012217 sodium aluminium silicate Nutrition 0.000 description 2
- 239000000429 sodium aluminium silicate Substances 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical group O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Abstract
Description
Claims (1)
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Application Number | Priority Date | Filing Date | Title |
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CNB2006100454442A CN100398444C (zh) | 2006-07-14 | 2006-07-14 | 减缓低温管道化溶出结疤速度的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2006100454442A CN100398444C (zh) | 2006-07-14 | 2006-07-14 | 减缓低温管道化溶出结疤速度的方法 |
Publications (2)
Publication Number | Publication Date |
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CN1887710A CN1887710A (zh) | 2007-01-03 |
CN100398444C true CN100398444C (zh) | 2008-07-02 |
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CNB2006100454442A Active CN100398444C (zh) | 2006-07-14 | 2006-07-14 | 减缓低温管道化溶出结疤速度的方法 |
Country Status (1)
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CN (1) | CN100398444C (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102553864A (zh) * | 2010-12-29 | 2012-07-11 | 中国铝业股份有限公司 | 水溶法清洗高压溶出系统结疤的方法 |
CN102009992B (zh) * | 2010-12-30 | 2012-07-25 | 中国铝业股份有限公司 | 一种减缓蒸发器结疤速度的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1242756A (zh) * | 1996-11-20 | 2000-01-26 | 科马尔柯铝制品有限公司 | 从铝土矿中除去二氧化硅 |
CN1597524A (zh) * | 2004-07-23 | 2005-03-23 | 山东铝业股份有限公司 | 铝土矿低温连续溶出工艺 |
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2006
- 2006-07-14 CN CNB2006100454442A patent/CN100398444C/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1242756A (zh) * | 1996-11-20 | 2000-01-26 | 科马尔柯铝制品有限公司 | 从铝土矿中除去二氧化硅 |
CN1597524A (zh) * | 2004-07-23 | 2005-03-23 | 山东铝业股份有限公司 | 铝土矿低温连续溶出工艺 |
Also Published As
Publication number | Publication date |
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CN1887710A (zh) | 2007-01-03 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
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ASS | Succession or assignment of patent right |
Owner name: CHINESE ALUMINIUM CO., LTD. Free format text: FORMER OWNER: SHANDONG ALUMINIUM INDUSTRY CO., LTD. Effective date: 20071026 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20071026 Address after: 100082 No. 62 North Main Street, Beijing, Xizhimen Applicant after: Aluminum Corporation of China Limited Address before: 255052 No. 1, five km road, Zhangdian District, Shandong, Zibo Applicant before: Shandong Aluminium Industry Co., Ltd. |
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C14 | Grant of patent or utility model | ||
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