CN109133460A - 一种含铬冲洗废水资源化回收方法 - Google Patents
一种含铬冲洗废水资源化回收方法 Download PDFInfo
- Publication number
- CN109133460A CN109133460A CN201710502856.2A CN201710502856A CN109133460A CN 109133460 A CN109133460 A CN 109133460A CN 201710502856 A CN201710502856 A CN 201710502856A CN 109133460 A CN109133460 A CN 109133460A
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- CN
- China
- Prior art keywords
- chromium
- waste water
- concentrate
- containing chromium
- water containing
- 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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-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/14—Chromates; Bichromates
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/448—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by pervaporation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/22—Chromium or chromium compounds, e.g. chromates
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Abstract
Description
Cr<sup>6+</sup>(mg/L) | TCr(mg/L) | TFe(mg/L) | |
含铬冲洗废水 | 38.1 | 45.6 | 0.28 |
产水 | <0.05 | <0.05 | <0.05 |
浓缩后含铬废水 | 24800 | 26530 | 18.2 |
纯化后的铬酸钠溶液 | 24780 | 24820 | <0.05 |
Claims (7)
Priority Applications (1)
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CN201710502856.2A CN109133460A (zh) | 2017-06-27 | 2017-06-27 | 一种含铬冲洗废水资源化回收方法 |
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CN201710502856.2A CN109133460A (zh) | 2017-06-27 | 2017-06-27 | 一种含铬冲洗废水资源化回收方法 |
Publications (1)
Publication Number | Publication Date |
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CN109133460A true CN109133460A (zh) | 2019-01-04 |
Family
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CN201710502856.2A Pending CN109133460A (zh) | 2017-06-27 | 2017-06-27 | 一种含铬冲洗废水资源化回收方法 |
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CN (1) | CN109133460A (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109824193A (zh) * | 2019-02-01 | 2019-05-31 | 宁波市达济环境工程有限公司 | 铝氧化工业废酸回收工艺 |
CN112850993A (zh) * | 2020-12-25 | 2021-05-28 | 四川银河明宏环保科技有限公司 | 一种回收镀铬和镀锌废水中的铬的方法 |
CN115504614A (zh) * | 2022-09-21 | 2022-12-23 | 无锡宜奥龙环保设备有限公司 | 一种废铬溶液的循环再利用装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202011920U (zh) * | 2010-12-10 | 2011-10-19 | 天津市大港镀锌厂 | 电镀铬清洗废水零排放回收利用系统 |
CN104355365A (zh) * | 2014-10-31 | 2015-02-18 | 武汉钢铁(集团)公司 | 含铬废水污染物零排放的处理方法 |
CN105236607A (zh) * | 2014-05-29 | 2016-01-13 | 宝山钢铁股份有限公司 | 硅钢含铬废水处理系统和处理方法 |
CN106587433A (zh) * | 2016-12-20 | 2017-04-26 | 无锡出新环保设备有限公司 | 一种采用双阴离子交换柱的含铬废水处理系统及其处理方法 |
CN106630334A (zh) * | 2015-10-29 | 2017-05-10 | 宝山钢铁股份有限公司 | 一种冷轧酸性废水资源化及零排放的方法 |
-
2017
- 2017-06-27 CN CN201710502856.2A patent/CN109133460A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202011920U (zh) * | 2010-12-10 | 2011-10-19 | 天津市大港镀锌厂 | 电镀铬清洗废水零排放回收利用系统 |
CN105236607A (zh) * | 2014-05-29 | 2016-01-13 | 宝山钢铁股份有限公司 | 硅钢含铬废水处理系统和处理方法 |
CN104355365A (zh) * | 2014-10-31 | 2015-02-18 | 武汉钢铁(集团)公司 | 含铬废水污染物零排放的处理方法 |
CN106630334A (zh) * | 2015-10-29 | 2017-05-10 | 宝山钢铁股份有限公司 | 一种冷轧酸性废水资源化及零排放的方法 |
CN106587433A (zh) * | 2016-12-20 | 2017-04-26 | 无锡出新环保设备有限公司 | 一种采用双阴离子交换柱的含铬废水处理系统及其处理方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109824193A (zh) * | 2019-02-01 | 2019-05-31 | 宁波市达济环境工程有限公司 | 铝氧化工业废酸回收工艺 |
CN112850993A (zh) * | 2020-12-25 | 2021-05-28 | 四川银河明宏环保科技有限公司 | 一种回收镀铬和镀锌废水中的铬的方法 |
CN115504614A (zh) * | 2022-09-21 | 2022-12-23 | 无锡宜奥龙环保设备有限公司 | 一种废铬溶液的循环再利用装置 |
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Inventor after: Hou Hongjuan Inventor after: Wu Cheng Inventor after: Ding Zongqi Inventor after: Yin Meijie Inventor after: Li Enchao Inventor after: Yin Tingting Inventor after: Shi Ruikang Inventor after: Wu Hao Inventor after: Qi Keliang Inventor before: Hou Hongjuan Inventor before: Wu Cheng Inventor before: Ding Zongqi Inventor before: Yin Meijie Inventor before: Li Enchao Inventor before: Yin Ting |
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Application publication date: 20190104 |