CN103771368A - Device for producing electronic grade phosphoric acid employing clapboard crystallization - Google Patents
Device for producing electronic grade phosphoric acid employing clapboard crystallization Download PDFInfo
- Publication number
- CN103771368A CN103771368A CN201310745953.6A CN201310745953A CN103771368A CN 103771368 A CN103771368 A CN 103771368A CN 201310745953 A CN201310745953 A CN 201310745953A CN 103771368 A CN103771368 A CN 103771368A
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- China
- Prior art keywords
- acid
- groove
- absorption tower
- tower
- phosphoric acid
- 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
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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 126
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 63
- 238000002425 crystallisation Methods 0.000 title claims abstract description 38
- 230000008025 crystallization Effects 0.000 title claims abstract description 36
- 239000002253 acid Substances 0.000 claims abstract description 169
- 238000010521 absorption reaction Methods 0.000 claims abstract description 59
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 claims abstract description 53
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 28
- 239000011574 phosphorus Substances 0.000 claims abstract description 28
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 238000002485 combustion reaction Methods 0.000 claims abstract description 15
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 14
- 238000005406 washing Methods 0.000 claims abstract description 12
- 238000007872 degassing Methods 0.000 claims description 33
- 238000002309 gasification Methods 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000012717 electrostatic precipitator Substances 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- 238000002844 melting Methods 0.000 claims description 8
- 238000000746 purification Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 3
- 210000005056 cell body Anatomy 0.000 claims description 3
- 238000007791 dehumidification Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000005367 electrostatic precipitation Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 230000036571 hydration Effects 0.000 claims description 3
- 238000006703 hydration reaction Methods 0.000 claims description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000002000 scavenging effect Effects 0.000 claims description 3
- 239000010865 sewage Substances 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 229910052785 arsenic Inorganic materials 0.000 abstract description 5
- 230000023556 desulfurization Effects 0.000 abstract 2
- 230000003009 desulfurizing effect Effects 0.000 abstract 2
- 238000002156 mixing Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 16
- 239000013078 crystal Substances 0.000 description 14
- 239000012535 impurity Substances 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000035900 sweating Effects 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- 230000036470 plasma concentration Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310745953.6A CN103771368B (en) | 2013-12-30 | 2013-12-30 | A kind of baffle crystallization produces the device of electron-level phosphoric acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310745953.6A CN103771368B (en) | 2013-12-30 | 2013-12-30 | A kind of baffle crystallization produces the device of electron-level phosphoric acid |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103771368A true CN103771368A (en) | 2014-05-07 |
CN103771368B CN103771368B (en) | 2016-03-02 |
Family
ID=50564213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310745953.6A Active CN103771368B (en) | 2013-12-30 | 2013-12-30 | A kind of baffle crystallization produces the device of electron-level phosphoric acid |
Country Status (1)
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CN (1) | CN103771368B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101804974A (en) * | 2010-03-18 | 2010-08-18 | 广西明利集团有限公司 | Method for directly preparing food-grade high-purity phosphoric acid from yellow phosphorus |
CN101804975A (en) * | 2010-03-18 | 2010-08-18 | 广西明利集团有限公司 | Safe phosphorus supply device for thermal phosphoric acid production |
CN101811093A (en) * | 2010-03-18 | 2010-08-25 | 广西明利集团有限公司 | Phosphoric acid tail gas electric demister |
CN202146685U (en) * | 2011-06-15 | 2012-02-22 | 广西钦州桂金诺磷化工有限公司 | Device for absorbing and dehumidifying as well as dedusting and air purifying by using phosphorous acid |
CN203079694U (en) * | 2012-12-27 | 2013-07-24 | 广西明利化工有限公司 | Device for removing hydrogen sulfide in food grade phosphoric acid |
-
2013
- 2013-12-30 CN CN201310745953.6A patent/CN103771368B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101804974A (en) * | 2010-03-18 | 2010-08-18 | 广西明利集团有限公司 | Method for directly preparing food-grade high-purity phosphoric acid from yellow phosphorus |
CN101804975A (en) * | 2010-03-18 | 2010-08-18 | 广西明利集团有限公司 | Safe phosphorus supply device for thermal phosphoric acid production |
CN101811093A (en) * | 2010-03-18 | 2010-08-25 | 广西明利集团有限公司 | Phosphoric acid tail gas electric demister |
CN202146685U (en) * | 2011-06-15 | 2012-02-22 | 广西钦州桂金诺磷化工有限公司 | Device for absorbing and dehumidifying as well as dedusting and air purifying by using phosphorous acid |
CN203079694U (en) * | 2012-12-27 | 2013-07-24 | 广西明利化工有限公司 | Device for removing hydrogen sulfide in food grade phosphoric acid |
Also Published As
Publication number | Publication date |
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CN103771368B (en) | 2016-03-02 |
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