CN105236360A - 一种提高矿或冶炼烟气制硫酸低温热回收的装置及方法 - Google Patents
一种提高矿或冶炼烟气制硫酸低温热回收的装置及方法 Download PDFInfo
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- CN105236360A CN105236360A CN201510790352.6A CN201510790352A CN105236360A CN 105236360 A CN105236360 A CN 105236360A CN 201510790352 A CN201510790352 A CN 201510790352A CN 105236360 A CN105236360 A CN 105236360A
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- Prior art keywords
- acid
- moisture absorption
- absorption tower
- tower
- circulation groove
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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 203
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000004064 recycling Methods 0.000 title abstract 5
- 239000003517 fume Substances 0.000 title abstract 3
- 238000010521 absorption reaction Methods 0.000 claims abstract description 123
- 239000002253 acid Substances 0.000 claims abstract description 68
- 238000001035 drying Methods 0.000 claims abstract description 49
- 239000007789 gas Substances 0.000 claims abstract description 15
- 239000003546 flue gas Substances 0.000 claims description 45
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 44
- 238000011084 recovery Methods 0.000 claims description 43
- 238000002156 mixing Methods 0.000 claims description 27
- 238000003723 Smelting Methods 0.000 claims description 24
- 235000011149 sulphuric acid Nutrition 0.000 claims description 24
- 239000001117 sulphuric acid Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000006200 vaporizer Substances 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 238000000746 purification Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 238000003795 desorption Methods 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 239000011800 void material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 description 6
- 238000007791 dehumidification Methods 0.000 description 5
- 239000002918 waste heat Substances 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical group O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 235000010269 sulphur dioxide Nutrition 0.000 description 1
- 239000004291 sulphur dioxide Substances 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Abstract
Description
Claims (9)
Priority Applications (1)
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CN201510790352.6A CN105236360B (zh) | 2015-11-17 | 2015-11-17 | 一种提高矿或冶炼烟气制硫酸低温热回收的装置及方法 |
Applications Claiming Priority (1)
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CN201510790352.6A CN105236360B (zh) | 2015-11-17 | 2015-11-17 | 一种提高矿或冶炼烟气制硫酸低温热回收的装置及方法 |
Publications (2)
Publication Number | Publication Date |
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CN105236360A true CN105236360A (zh) | 2016-01-13 |
CN105236360B CN105236360B (zh) | 2016-08-17 |
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CN201510790352.6A Active CN105236360B (zh) | 2015-11-17 | 2015-11-17 | 一种提高矿或冶炼烟气制硫酸低温热回收的装置及方法 |
Country Status (1)
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CN (1) | CN105236360B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105645363A (zh) * | 2016-01-28 | 2016-06-08 | 刘汉 | 一种气体两次干燥、提高余热回收率的硫酸生产方法 |
CN106268179A (zh) * | 2016-08-25 | 2017-01-04 | 长沙有色冶金设计研究院有限公司 | 一种综合回收硫酸净化废酸的节能工艺及系统 |
CN112610939A (zh) * | 2020-12-17 | 2021-04-06 | 襄阳龙蟒钛业有限公司 | 一种砂酸低位余热回收方法及其回收系统 |
CN112875653A (zh) * | 2021-02-06 | 2021-06-01 | 易门铜业有限公司 | 一种高浓度烟气制酸平衡酸温酸浓系统及其方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011139390A2 (en) * | 2010-01-20 | 2011-11-10 | Mecs, Inc. | Energy recovery in manufacture of sulfuric acid |
CN102556982A (zh) * | 2011-12-30 | 2012-07-11 | 江苏新宏大集团有限公司 | 一种用于回收硫酸装置中的低温余热系统及其用途 |
CN103318850A (zh) * | 2013-07-17 | 2013-09-25 | 上海奥格利环保工程有限公司 | 用于硫铁矿和冶炼烟气制酸装置中的低温余热回收系统 |
CN103588179A (zh) * | 2013-11-13 | 2014-02-19 | 俞向东 | 一种提高硫酸低温余热回收系统产汽率的装置及方法 |
CN103896219A (zh) * | 2014-03-31 | 2014-07-02 | 南京海陆化工科技有限公司 | 一种提高矿或冶炼气制酸热量回收效率的装置及方法 |
-
2015
- 2015-11-17 CN CN201510790352.6A patent/CN105236360B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011139390A2 (en) * | 2010-01-20 | 2011-11-10 | Mecs, Inc. | Energy recovery in manufacture of sulfuric acid |
CN102556982A (zh) * | 2011-12-30 | 2012-07-11 | 江苏新宏大集团有限公司 | 一种用于回收硫酸装置中的低温余热系统及其用途 |
CN103318850A (zh) * | 2013-07-17 | 2013-09-25 | 上海奥格利环保工程有限公司 | 用于硫铁矿和冶炼烟气制酸装置中的低温余热回收系统 |
CN103588179A (zh) * | 2013-11-13 | 2014-02-19 | 俞向东 | 一种提高硫酸低温余热回收系统产汽率的装置及方法 |
CN103896219A (zh) * | 2014-03-31 | 2014-07-02 | 南京海陆化工科技有限公司 | 一种提高矿或冶炼气制酸热量回收效率的装置及方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105645363A (zh) * | 2016-01-28 | 2016-06-08 | 刘汉 | 一种气体两次干燥、提高余热回收率的硫酸生产方法 |
CN105645363B (zh) * | 2016-01-28 | 2018-12-14 | 刘汉 | 一种气体两次干燥、提高余热回收率的硫酸生产方法 |
CN106268179A (zh) * | 2016-08-25 | 2017-01-04 | 长沙有色冶金设计研究院有限公司 | 一种综合回收硫酸净化废酸的节能工艺及系统 |
CN106268179B (zh) * | 2016-08-25 | 2018-09-07 | 长沙有色冶金设计研究院有限公司 | 一种综合回收硫酸净化废酸的节能工艺及系统 |
CN112610939A (zh) * | 2020-12-17 | 2021-04-06 | 襄阳龙蟒钛业有限公司 | 一种砂酸低位余热回收方法及其回收系统 |
CN112875653A (zh) * | 2021-02-06 | 2021-06-01 | 易门铜业有限公司 | 一种高浓度烟气制酸平衡酸温酸浓系统及其方法 |
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CN105236360B (zh) | 2016-08-17 |
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SE01 | Entry into force of request for substantive examination | ||
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GR01 | Patent grant | ||
IP01 | Partial invalidation of patent right |
Commission number: 4W108373 Conclusion of examination: Claims 1-8 of invention patent 201510790352.6 are declared invalid, and the patent shall continue to be valid on the basis of claim 9. Decision date of declaring invalidation: 20190611 Decision number of declaring invalidation: 40563 Denomination of invention: Device and method for improving recycling of low-temperature heat of ore or smelted fume prepared sulfuric acid Granted publication date: 20160817 Patentee: NANJING HAILU CHEMICAL TECHNOLOGY Co.,Ltd. |
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IP01 | Partial invalidation of patent right |