CN104418724A - 一种草酸稀土沉淀水洗系统 - Google Patents
一种草酸稀土沉淀水洗系统 Download PDFInfo
- Publication number
- CN104418724A CN104418724A CN201310363108.2A CN201310363108A CN104418724A CN 104418724 A CN104418724 A CN 104418724A CN 201310363108 A CN201310363108 A CN 201310363108A CN 104418724 A CN104418724 A CN 104418724A
- Authority
- CN
- China
- Prior art keywords
- water
- rare earth
- pipe
- precipitation
- retort
- 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
- 238000001556 precipitation Methods 0.000 title claims abstract description 55
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 41
- 238000005406 washing Methods 0.000 title claims abstract description 41
- -1 rare earth oxalate Chemical class 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 119
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 28
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 24
- 239000002244 precipitate Substances 0.000 claims description 15
- 230000000630 rising effect Effects 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 11
- 239000012452 mother liquor Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 8
- 235000006408 oxalic acid Nutrition 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 5
- 239000008213 purified water Substances 0.000 claims description 5
- 238000004065 wastewater treatment Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 229910001404 rare earth metal oxide Inorganic materials 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 239000002351 wastewater Substances 0.000 abstract description 4
- 238000001354 calcination Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 239000002002 slurry Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002000 scavenging effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- 241000370738 Chlorion Species 0.000 description 1
- 206010013786 Dry skin Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000000247 postprecipitation Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
- C07C51/412—Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
-
- 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
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310363108.2A CN104418724B (zh) | 2013-08-19 | 2013-08-19 | 一种草酸稀土沉淀水洗系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310363108.2A CN104418724B (zh) | 2013-08-19 | 2013-08-19 | 一种草酸稀土沉淀水洗系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104418724A true CN104418724A (zh) | 2015-03-18 |
CN104418724B CN104418724B (zh) | 2016-06-08 |
Family
ID=52968935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310363108.2A Active CN104418724B (zh) | 2013-08-19 | 2013-08-19 | 一种草酸稀土沉淀水洗系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104418724B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106336036A (zh) * | 2016-08-29 | 2017-01-18 | 江西稀有金属钨业控股集团有限公司 | 一种回收草酸母液中的草酸及盐酸的方法 |
CN108220592A (zh) * | 2017-12-21 | 2018-06-29 | 王森杰 | 一种用于稀土草酸盐的洗涤装置 |
CN111803985A (zh) * | 2020-07-20 | 2020-10-23 | 车丽平 | 一种用于分子蒸馏的高效酯化反应釜 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1847153A (zh) * | 2005-04-05 | 2006-10-18 | 内蒙古包钢稀土高科技股份有限公司 | 稀土盐类的制备方法及装置 |
CN101935762A (zh) * | 2010-08-25 | 2011-01-05 | 江西明达功能材料有限责任公司 | 稀土草酸沉淀废液综合回收利用的方法 |
CN202380058U (zh) * | 2011-12-23 | 2012-08-15 | 龙南龙钇重稀土科技股份有限公司 | 真空吸滤稀土沉淀槽 |
CN202945299U (zh) * | 2012-12-06 | 2013-05-22 | 赣州步莱铽新资源有限公司 | 新型稀土沉淀槽 |
-
2013
- 2013-08-19 CN CN201310363108.2A patent/CN104418724B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1847153A (zh) * | 2005-04-05 | 2006-10-18 | 内蒙古包钢稀土高科技股份有限公司 | 稀土盐类的制备方法及装置 |
CN101935762A (zh) * | 2010-08-25 | 2011-01-05 | 江西明达功能材料有限责任公司 | 稀土草酸沉淀废液综合回收利用的方法 |
CN202380058U (zh) * | 2011-12-23 | 2012-08-15 | 龙南龙钇重稀土科技股份有限公司 | 真空吸滤稀土沉淀槽 |
CN202945299U (zh) * | 2012-12-06 | 2013-05-22 | 赣州步莱铽新资源有限公司 | 新型稀土沉淀槽 |
Non-Patent Citations (2)
Title |
---|
丁启圣: "《新型实用过滤技术(第二版)》", 31 January 2005, 冶金工业出版社 * |
石富: "《稀土冶金技术》", 30 April 2009, 冶金工业出版社 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106336036A (zh) * | 2016-08-29 | 2017-01-18 | 江西稀有金属钨业控股集团有限公司 | 一种回收草酸母液中的草酸及盐酸的方法 |
CN108220592A (zh) * | 2017-12-21 | 2018-06-29 | 王森杰 | 一种用于稀土草酸盐的洗涤装置 |
CN111803985A (zh) * | 2020-07-20 | 2020-10-23 | 车丽平 | 一种用于分子蒸馏的高效酯化反应釜 |
Also Published As
Publication number | Publication date |
---|---|
CN104418724B (zh) | 2016-06-08 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 213144 Longtan Village, Zou District, Changzhou, Jiangsu, Wujin Patentee after: Medium Rare Earth (Changzhou) New Rare Earth Materials Co.,Ltd. Address before: 213144 Longtan Village, Zou District, Changzhou, Jiangsu, Wujin Patentee before: CHINALCO RARE EARTH (CHANGZHOU) Co.,Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A rare earth oxalate precipitation water washing system Effective date of registration: 20231229 Granted publication date: 20160608 Pledgee: Agricultural Bank of China Changzhou Zhonglou Branch Pledgor: Medium Rare Earth (Changzhou) New Rare Earth Materials Co.,Ltd. Registration number: Y2023980075498 |