CN100368325C - 硝基甲苯污水处理方法 - Google Patents
硝基甲苯污水处理方法 Download PDFInfo
- Publication number
- CN100368325C CN100368325C CNB2006100392840A CN200610039284A CN100368325C CN 100368325 C CN100368325 C CN 100368325C CN B2006100392840 A CNB2006100392840 A CN B2006100392840A CN 200610039284 A CN200610039284 A CN 200610039284A CN 100368325 C CN100368325 C CN 100368325C
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- China
- Prior art keywords
- sewage
- hours
- sedimentation
- biochemical
- carried out
- 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.)
- Expired - Fee Related
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 16
- VLZLOWPYUQHHCG-UHFFFAOYSA-N nitromethylbenzene Chemical compound [O-][N+](=O)CC1=CC=CC=C1 VLZLOWPYUQHHCG-UHFFFAOYSA-N 0.000 title claims description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000004062 sedimentation Methods 0.000 claims abstract description 12
- 230000020477 pH reduction Effects 0.000 claims abstract description 8
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 6
- 230000002829 reductive effect Effects 0.000 claims abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000005273 aeration Methods 0.000 claims abstract description 4
- 239000003513 alkali Substances 0.000 claims abstract description 4
- 239000012065 filter cake Substances 0.000 claims abstract description 4
- 238000011946 reduction process Methods 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 claims description 13
- 230000003197 catalytic effect Effects 0.000 claims description 11
- 238000005868 electrolysis reaction Methods 0.000 claims description 11
- 230000001590 oxidative effect Effects 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000706 filtrate Substances 0.000 claims description 3
- 238000006386 neutralization reaction Methods 0.000 claims description 2
- PLAZTCDQAHEYBI-UHFFFAOYSA-N 2-nitrotoluene Chemical compound CC1=CC=CC=C1[N+]([O-])=O PLAZTCDQAHEYBI-UHFFFAOYSA-N 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 150000001491 aromatic compounds Chemical class 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 231100000331 toxic Toxicity 0.000 abstract description 2
- 230000002588 toxic effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 230000003851 biochemical process Effects 0.000 abstract 3
- 230000003647 oxidation Effects 0.000 abstract 3
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000010802 sludge Substances 0.000 abstract 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- SCFXRRMXMMHURF-UHFFFAOYSA-N 2-nitrophenol;sodium Chemical compound [Na].OC1=CC=CC=C1[N+]([O-])=O SCFXRRMXMMHURF-UHFFFAOYSA-N 0.000 description 1
- QZYHIOPPLUPUJF-UHFFFAOYSA-N 3-nitrotoluene Chemical compound CC1=CC=CC([N+]([O-])=O)=C1 QZYHIOPPLUPUJF-UHFFFAOYSA-N 0.000 description 1
- ZPTVNYMJQHSSEA-UHFFFAOYSA-N 4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1 ZPTVNYMJQHSSEA-UHFFFAOYSA-N 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
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- Water Treatment By Electricity Or Magnetism (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100392840A CN100368325C (zh) | 2006-04-03 | 2006-04-03 | 硝基甲苯污水处理方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100392840A CN100368325C (zh) | 2006-04-03 | 2006-04-03 | 硝基甲苯污水处理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1830847A CN1830847A (zh) | 2006-09-13 |
CN100368325C true CN100368325C (zh) | 2008-02-13 |
Family
ID=36993373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100392840A Expired - Fee Related CN100368325C (zh) | 2006-04-03 | 2006-04-03 | 硝基甲苯污水处理方法 |
Country Status (1)
Country | Link |
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CN (1) | CN100368325C (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100460059C (zh) * | 2007-06-12 | 2009-02-11 | 浙江大学 | 一种处理***废水的方法 |
CN102603050B (zh) * | 2012-04-01 | 2013-10-16 | 南京大学 | 一种利用硫化亚铁预处理含硝基苯废水的方法 |
CN103466852B (zh) * | 2013-09-26 | 2015-04-01 | 南京大学 | 一种污泥减量化的硝基甲苯生产废水电催化还原氧化预处理方法 |
CN105836913B (zh) * | 2015-01-12 | 2018-11-02 | 上海佛若环保科技有限公司 | 一种难降解废水脱氮的方法 |
CN114163036B (zh) * | 2021-12-10 | 2023-12-05 | 南京环保产业创新中心有限公司 | 一种预氧化除油脱酚-电芬顿技术处理兰炭废水的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5763696A (en) * | 1997-03-26 | 1998-06-09 | Arco Chemical Technology, L.P. | Removal of dinitrotoluene from process water |
CN1576236A (zh) * | 2003-06-30 | 2005-02-09 | 拜尔材料科学股份公司 | 二硝基甲苯制备过程的废水的处理方法 |
-
2006
- 2006-04-03 CN CNB2006100392840A patent/CN100368325C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5763696A (en) * | 1997-03-26 | 1998-06-09 | Arco Chemical Technology, L.P. | Removal of dinitrotoluene from process water |
CN1576236A (zh) * | 2003-06-30 | 2005-02-09 | 拜尔材料科学股份公司 | 二硝基甲苯制备过程的废水的处理方法 |
Non-Patent Citations (1)
Title |
---|
电解催化氧化工艺在高浓度污水处理中的应用. 华仁清.污染防治技术,第16卷第3期. 2003 * |
Also Published As
Publication number | Publication date |
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CN1830847A (zh) | 2006-09-13 |
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C06 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Fusheng Holding Group Co., Ltd. Assignor: Hua Renqing Contract fulfillment period: 2007.11.6 to 2012.11.5 Contract record no.: 2008330002169 Denomination of invention: Treatment method of sewage of nitrotoluene produced Granted publication date: 20080213 License type: Exclusive license Record date: 20081120 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.11.6 TO 2012.11.5; CHANGE OF CONTRACT Name of requester: ZHEJIANG PROVINCE FUSHENG HOLDINGS GROUP CO., LTD. Effective date: 20081120 |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190213 Address after: 214443 No. 193 Qianxin Road, Yumen Village, Shengang Street, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangyin Dingli Environmental Protection Science and Technology Co., Ltd. Address before: 214443 Binjiang Village Industrial Zone No. 6, Shengang Town Industrial Park, Jiangyin City, Jiangsu Province Patentee before: Hua Renqing |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200402 Address after: 214400 No.193, Qianxin Road, Yumen village, Shengang street, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangyin Daosheng Environmental Protection Technology Co., Ltd Address before: 214443 No. 193 Qianxin Road, Yumen Village, Shengang Street, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: DINGLI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080213 Termination date: 20210403 |