CN101905873B - 高纯硫酸的节能高效阶梯温差蒸馏生产方法 - Google Patents
高纯硫酸的节能高效阶梯温差蒸馏生产方法 Download PDFInfo
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- CN101905873B CN101905873B CN2010102421492A CN201010242149A CN101905873B CN 101905873 B CN101905873 B CN 101905873B CN 2010102421492 A CN2010102421492 A CN 2010102421492A CN 201010242149 A CN201010242149 A CN 201010242149A CN 101905873 B CN101905873 B CN 101905873B
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- Prior art keywords
- sulphuric acid
- temperature difference
- distillation
- step temperature
- high purity
- 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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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 238000004821 distillation Methods 0.000 title claims abstract description 33
- 239000001117 sulphuric acid Substances 0.000 title claims abstract description 28
- 235000011149 sulphuric acid Nutrition 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000009835 boiling Methods 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000002826 coolant Substances 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 7
- 239000008399 tap water Substances 0.000 claims description 4
- 235000020679 tap water Nutrition 0.000 claims description 4
- 239000003153 chemical reaction reagent Substances 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000011084 recovery Methods 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000005485 electric heating Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 13
- 238000012423 maintenance Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000003245 coal Substances 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- FWFGVMYFCODZRD-UHFFFAOYSA-N oxidanium;hydrogen sulfate Chemical compound O.OS(O)(=O)=O FWFGVMYFCODZRD-UHFFFAOYSA-N 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
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CN2010102421492A CN101905873B (zh) | 2010-07-29 | 2010-07-29 | 高纯硫酸的节能高效阶梯温差蒸馏生产方法 |
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CN2010102421492A CN101905873B (zh) | 2010-07-29 | 2010-07-29 | 高纯硫酸的节能高效阶梯温差蒸馏生产方法 |
Publications (2)
Publication Number | Publication Date |
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CN101905873A CN101905873A (zh) | 2010-12-08 |
CN101905873B true CN101905873B (zh) | 2011-12-21 |
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CN2010102421492A Active CN101905873B (zh) | 2010-07-29 | 2010-07-29 | 高纯硫酸的节能高效阶梯温差蒸馏生产方法 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102275875A (zh) * | 2011-04-26 | 2011-12-14 | 杨锐雄 | 阶梯温差式精馏-分离柱分离组合工艺生产高纯盐酸的生产方法 |
CN102502528B (zh) * | 2011-11-29 | 2013-08-14 | 杨锐雄 | 无蒸馏过程的高纯硫酸生产方法 |
CN104828786A (zh) * | 2015-03-26 | 2015-08-12 | 南京师范大学 | 外循环减压多相共沸精馏回收硫酸的方法 |
CN106044712A (zh) * | 2016-08-12 | 2016-10-26 | 韶关高科祥高新材料有限公司 | 一种高纯盐酸的生产方法 |
CN112079337B (zh) * | 2020-09-19 | 2023-08-15 | 韶关高科祥高新材料有限公司 | 一种电子级高纯超净硫酸的生产方法 |
CN114712878B (zh) * | 2022-04-14 | 2023-11-14 | 衡阳市建衡实业有限公司 | 一种制备高纯硫酸的蒸馏方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS609965B2 (ja) * | 1977-05-26 | 1985-03-14 | 旭化成株式会社 | 工業用濃硫酸の精製方法 |
CN1053177C (zh) * | 1997-05-05 | 2000-06-07 | 邯郸滏阳化工集团有限公司 | 生产三氯乙醛过程中产生的废硫酸的处理方法 |
CN100372586C (zh) * | 2004-03-19 | 2008-03-05 | 冯留启 | 制备超净高纯试剂酸的方法及其精馏装置 |
CN200995964Y (zh) * | 2007-01-30 | 2007-12-26 | 杜全生 | 硫酸提纯装置 |
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Effective date of registration: 20161123 Address after: Saudi Shaxi Industrial Park Town in Guangdong province Shaoguan city Qujiang District 512128 Patentee after: Shaoguan high-tech materials Co., Ltd. hi tech Address before: 512128 Qujiang City, Guangdong Province, Shaxi town wide Bao Chemical Co., Ltd. Patentee before: Yang Ruixiong Patentee before: Ruan Xiangyuan |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Energy saving and high efficiency step temperature difference distillation production method of high purity sulfuric acid Effective date of registration: 20200811 Granted publication date: 20111221 Pledgee: Shaoguan Branch of China Construction Bank Co.,Ltd. Pledgor: SHAOGUAN GAOKEXIANG HIGH-TECH MATERIALS Co.,Ltd. Registration number: Y2020440000219 |
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Date of cancellation: 20220613 Granted publication date: 20111221 Pledgee: Shaoguan Branch of China Construction Bank Co.,Ltd. Pledgor: SHAOGUAN GAOKEXIANG HIGH-TECH MATERIALS CO.,LTD. Registration number: Y2020440000219 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Energy saving and high efficiency step temperature difference distillation production method for high purity sulfuric acid Effective date of registration: 20220615 Granted publication date: 20111221 Pledgee: Shaoguan Rural Commercial Bank Co.,Ltd. Pledgor: SHAOGUAN GAOKEXIANG HIGH-TECH MATERIALS CO.,LTD. Registration number: Y2022980007818 |