CN102660751B - 金属酸洗废液的资源化处理方法及装置 - Google Patents
金属酸洗废液的资源化处理方法及装置 Download PDFInfo
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- CN102660751B CN102660751B CN201210128925.5A CN201210128925A CN102660751B CN 102660751 B CN102660751 B CN 102660751B CN 201210128925 A CN201210128925 A CN 201210128925A CN 102660751 B CN102660751 B CN 102660751B
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- Prior art keywords
- liquid
- acid
- reactor
- resourceful
- hydrochloric acid
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- 238000005554 pickling Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 title claims abstract description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 67
- 239000002253 acid Substances 0.000 claims abstract description 32
- 238000001704 evaporation Methods 0.000 claims abstract description 26
- 230000008020 evaporation Effects 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 239000002699 waste material Substances 0.000 claims abstract description 17
- 235000003891 ferrous sulphate Nutrition 0.000 claims abstract description 11
- 239000011790 ferrous sulphate Substances 0.000 claims abstract description 11
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 11
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000013078 crystal Substances 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 60
- 235000021110 pickles Nutrition 0.000 claims description 29
- 238000002425 crystallisation Methods 0.000 claims description 25
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 230000001172 regenerating effect Effects 0.000 claims description 14
- 239000006200 vaporizer Substances 0.000 claims description 12
- 230000008025 crystallization Effects 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 10
- 238000004064 recycling Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 7
- 238000003672 processing method Methods 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 238000013022 venting Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 5
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 5
- 239000010413 mother solution Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 claims description 3
- 230000008929 regeneration Effects 0.000 abstract description 6
- 238000011069 regeneration method Methods 0.000 abstract description 6
- 229910021645 metal ion Inorganic materials 0.000 abstract description 2
- 239000012452 mother liquor Substances 0.000 abstract description 2
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
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CN201210128925.5A CN102660751B (zh) | 2012-04-28 | 2012-04-28 | 金属酸洗废液的资源化处理方法及装置 |
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CN201210128925.5A CN102660751B (zh) | 2012-04-28 | 2012-04-28 | 金属酸洗废液的资源化处理方法及装置 |
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CN102660751A CN102660751A (zh) | 2012-09-12 |
CN102660751B true CN102660751B (zh) | 2014-05-21 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103274559A (zh) * | 2013-05-27 | 2013-09-04 | 天津市环境保护科学研究院 | 钢铁行业化学镀铜废液处理与回收利用方法 |
CN104512870B (zh) * | 2013-10-07 | 2016-08-10 | 东莞市东旺化玻仪器有限公司 | 电镀挂具勾脱重金属废硝酸回用装置以及回用方法 |
CN103553256B (zh) * | 2013-11-04 | 2015-01-07 | 云南农业大学 | 一种盐酸酸洗废液资源化处理工艺 |
CN104944665B (zh) * | 2015-06-19 | 2017-04-26 | 浙江大学 | 一种盐酸酸洗废液综合资源化处理方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4565675A (en) * | 1984-03-30 | 1986-01-21 | Kawasaki Steel Corporation | Process for treating and recovering pickling waste liquids for stainless steel |
CN1130926A (zh) * | 1993-08-05 | 1996-09-11 | 埃克-泰克有限公司 | 挥发性酸的再生方法和设备 |
CN1373243A (zh) * | 2001-12-31 | 2002-10-09 | 南昌大学 | 负压外循环蒸发浓缩结晶法处理盐酸酸洗废液的工艺 |
CN101294286A (zh) * | 2008-05-30 | 2008-10-29 | 陈跃星 | 钢材酸洗废酸液的处理与回收方法及设备 |
CN202610337U (zh) * | 2012-04-28 | 2012-12-19 | 浙江大学 | 金属酸洗废液的资源化处理装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU512846B2 (en) * | 1976-07-02 | 1980-10-30 | Toledo Pickling and Steel Service, Inc | System for the regeneration of waste hydrochloric acid pickle liquor |
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2012
- 2012-04-28 CN CN201210128925.5A patent/CN102660751B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4565675A (en) * | 1984-03-30 | 1986-01-21 | Kawasaki Steel Corporation | Process for treating and recovering pickling waste liquids for stainless steel |
CN1130926A (zh) * | 1993-08-05 | 1996-09-11 | 埃克-泰克有限公司 | 挥发性酸的再生方法和设备 |
CN1373243A (zh) * | 2001-12-31 | 2002-10-09 | 南昌大学 | 负压外循环蒸发浓缩结晶法处理盐酸酸洗废液的工艺 |
CN101294286A (zh) * | 2008-05-30 | 2008-10-29 | 陈跃星 | 钢材酸洗废酸液的处理与回收方法及设备 |
CN202610337U (zh) * | 2012-04-28 | 2012-12-19 | 浙江大学 | 金属酸洗废液的资源化处理装置 |
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Effective date of registration: 20200622 Address after: Room 803a, building 12, 30 Xiangyuan Road, Gongshu District, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG TIANCHUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 310027 Hangzhou, Zhejiang Province, Xihu District, Zhejiang Road, No. 38, No. Patentee before: ZHEJIANG University |
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Effective date of registration: 20240129 Address after: 311400 Building 3, No. 5 Beishan North Road, Xindeng Town, Fuyang District, Hangzhou City, Zhejiang Province (self declared) Patentee after: Zhejiang Calcium Iron Hui New Materials Technology Co.,Ltd. Country or region after: China Address before: 310015 room 803a, building 12, No. 30 Xiangyuan Road (lefuzhihuiyuan), Gongshu District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG TIANCHUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Country or region before: China |