CN101045599A - Method for treating sludge heavy metal - Google Patents
Method for treating sludge heavy metal Download PDFInfo
- Publication number
- CN101045599A CN101045599A CN 200710078443 CN200710078443A CN101045599A CN 101045599 A CN101045599 A CN 101045599A CN 200710078443 CN200710078443 CN 200710078443 CN 200710078443 A CN200710078443 A CN 200710078443A CN 101045599 A CN101045599 A CN 101045599A
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- Prior art keywords
- lime
- fly ash
- sludge
- modified fly
- flyash
- 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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Abstract
Description
Embodiment | Water from diffusion water quality (mg/l) | Curing degree (%) | |||
Zn | Cu | COD | Zn | Cu | |
Embodiment 1 | 1.21 | 0.98 | 65 | 83.8 | 90.0 |
Embodiment 2 | 0.79 | 0.75 | 53 | 86.0 | 92.3 |
Embodiment 3 | 0.64 | 0.30 | 38 | 90.2 | 94.0 |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100784432A CN100515966C (en) | 2007-04-30 | 2007-04-30 | Method for treating sludge heavy metal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100784432A CN100515966C (en) | 2007-04-30 | 2007-04-30 | Method for treating sludge heavy metal |
Publications (2)
Publication Number | Publication Date |
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CN101045599A true CN101045599A (en) | 2007-10-03 |
CN100515966C CN100515966C (en) | 2009-07-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2007100784432A Expired - Fee Related CN100515966C (en) | 2007-04-30 | 2007-04-30 | Method for treating sludge heavy metal |
Country Status (1)
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CN (1) | CN100515966C (en) |
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101695649B (en) * | 2009-11-09 | 2011-08-31 | 湖南大学 | Application of modified flyash in urban sludge conditioning |
CN102179233A (en) * | 2011-03-31 | 2011-09-14 | 中国矿业大学 | Method for preparing heavy metal ion absorbent |
CN102603139A (en) * | 2012-04-05 | 2012-07-25 | 上海市园林科学研究所 | Method for eliminating copper and zinc pollution in municipal sludge utilizing barnyard grass |
CN102746850A (en) * | 2012-07-02 | 2012-10-24 | 浩蓝环保股份有限公司 | Preparation method of fly ash stabilizing agent for managing heavy metal pollution |
CN102814489A (en) * | 2012-07-31 | 2012-12-12 | 马鞍山科润冶金材料有限公司 | Method for preparing casting powder for steelmaking die-casting by using bentonite |
CN102814490A (en) * | 2012-07-31 | 2012-12-12 | 马鞍山科润冶金材料有限公司 | Method for preparing casting powder for steelmaking die-casting by using calcareous shale |
CN102814473A (en) * | 2012-07-31 | 2012-12-12 | 马鞍山科润冶金材料有限公司 | Preparation method of low-viscosity casting powder for preparing steelmaking cast ingots |
CN102825218A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Composite exothermic agent for high-manganese wear resistant steel |
CN102825224A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Composite heat generating agent for weathering steel |
CN102825246A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Covering slag for steelmaking die casting by using fly ash |
CN102825223A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Steel-making die-cast protecting slag produced by utilizing attapulgite |
CN102825217A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Composite heat generating agent for die steel |
CN104003593A (en) * | 2014-06-14 | 2014-08-27 | 济南米铎碳新能源科技有限公司 | Sludge harmless treatment method |
CN104140185A (en) * | 2014-08-06 | 2014-11-12 | 江西省广德环保科技有限公司 | Harmless recycling method for high-iron-chromium sludge |
CN104402179A (en) * | 2014-11-28 | 2015-03-11 | 北京交通大学 | Method for passivating heavy metal in municipal sludge by adopting urea as passivator |
CN106622111A (en) * | 2017-01-12 | 2017-05-10 | 哈尔滨工业大学 | Fly ash modifying method based on passivation of heavy metals in stored sludge |
CN107503383A (en) * | 2017-10-17 | 2017-12-22 | 中国科学院武汉岩土力学研究所 | A kind of Multi-layered composite gasket system antifouling for refuse landfill base impervious |
CN108236933A (en) * | 2016-12-27 | 2018-07-03 | 北京林业大学 | It is a kind of to remove sorbing material of organically combine state heavy metal ion and preparation method thereof in water removal |
CN108892343A (en) * | 2018-07-23 | 2018-11-27 | 上海理工大学 | A method of passing through the fixed heavy metals in city sewage sludge of addition flying dust |
CN109179928A (en) * | 2018-09-28 | 2019-01-11 | 沈阳航空航天大学 | The method of content of beary metal in the protein supernatant extracted in a kind of reduction sludge |
CN109534629A (en) * | 2018-12-18 | 2019-03-29 | 毅康科技有限公司 | A method of administering river sludge heavy metal |
CN110372075A (en) * | 2019-05-14 | 2019-10-25 | 山东环瑞生态科技有限公司 | A kind of new and effective fluorine removal medicament and its application |
CN113042018A (en) * | 2021-03-12 | 2021-06-29 | 重庆大学 | Preparation method and application of calcium-rich biochar |
-
2007
- 2007-04-30 CN CNB2007100784432A patent/CN100515966C/en not_active Expired - Fee Related
Cited By (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101695649B (en) * | 2009-11-09 | 2011-08-31 | 湖南大学 | Application of modified flyash in urban sludge conditioning |
CN102179233A (en) * | 2011-03-31 | 2011-09-14 | 中国矿业大学 | Method for preparing heavy metal ion absorbent |
CN102179233B (en) * | 2011-03-31 | 2012-10-24 | 中国矿业大学 | Method for preparing heavy metal ion absorbent |
CN102603139A (en) * | 2012-04-05 | 2012-07-25 | 上海市园林科学研究所 | Method for eliminating copper and zinc pollution in municipal sludge utilizing barnyard grass |
CN102746850A (en) * | 2012-07-02 | 2012-10-24 | 浩蓝环保股份有限公司 | Preparation method of fly ash stabilizing agent for managing heavy metal pollution |
CN102746850B (en) * | 2012-07-02 | 2014-05-21 | 浩蓝环保股份有限公司 | Preparation method of fly ash stabilizing agent for managing heavy metal pollution |
CN102825217A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Composite heat generating agent for die steel |
CN102825223B (en) * | 2012-07-31 | 2016-08-03 | 马鞍山科润冶金材料有限公司 | A kind of covering slag utilizing the steel-making molding of attapulgite system |
CN102825218A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Composite exothermic agent for high-manganese wear resistant steel |
CN102825224A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Composite heat generating agent for weathering steel |
CN102825246A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Covering slag for steelmaking die casting by using fly ash |
CN102825223A (en) * | 2012-07-31 | 2012-12-19 | 马鞍山科润冶金材料有限公司 | Steel-making die-cast protecting slag produced by utilizing attapulgite |
CN102814490A (en) * | 2012-07-31 | 2012-12-12 | 马鞍山科润冶金材料有限公司 | Method for preparing casting powder for steelmaking die-casting by using calcareous shale |
CN102814489A (en) * | 2012-07-31 | 2012-12-12 | 马鞍山科润冶金材料有限公司 | Method for preparing casting powder for steelmaking die-casting by using bentonite |
CN102814473A (en) * | 2012-07-31 | 2012-12-12 | 马鞍山科润冶金材料有限公司 | Preparation method of low-viscosity casting powder for preparing steelmaking cast ingots |
CN104003593A (en) * | 2014-06-14 | 2014-08-27 | 济南米铎碳新能源科技有限公司 | Sludge harmless treatment method |
CN104140185A (en) * | 2014-08-06 | 2014-11-12 | 江西省广德环保科技有限公司 | Harmless recycling method for high-iron-chromium sludge |
CN104402179A (en) * | 2014-11-28 | 2015-03-11 | 北京交通大学 | Method for passivating heavy metal in municipal sludge by adopting urea as passivator |
CN108236933A (en) * | 2016-12-27 | 2018-07-03 | 北京林业大学 | It is a kind of to remove sorbing material of organically combine state heavy metal ion and preparation method thereof in water removal |
CN106622111A (en) * | 2017-01-12 | 2017-05-10 | 哈尔滨工业大学 | Fly ash modifying method based on passivation of heavy metals in stored sludge |
CN107503383A (en) * | 2017-10-17 | 2017-12-22 | 中国科学院武汉岩土力学研究所 | A kind of Multi-layered composite gasket system antifouling for refuse landfill base impervious |
CN108892343A (en) * | 2018-07-23 | 2018-11-27 | 上海理工大学 | A method of passing through the fixed heavy metals in city sewage sludge of addition flying dust |
CN109179928A (en) * | 2018-09-28 | 2019-01-11 | 沈阳航空航天大学 | The method of content of beary metal in the protein supernatant extracted in a kind of reduction sludge |
CN109534629A (en) * | 2018-12-18 | 2019-03-29 | 毅康科技有限公司 | A method of administering river sludge heavy metal |
CN110372075A (en) * | 2019-05-14 | 2019-10-25 | 山东环瑞生态科技有限公司 | A kind of new and effective fluorine removal medicament and its application |
CN110372075B (en) * | 2019-05-14 | 2022-03-25 | 山东环瑞生态科技有限公司 | Efficient defluorination medicament and application thereof |
CN113042018A (en) * | 2021-03-12 | 2021-06-29 | 重庆大学 | Preparation method and application of calcium-rich biochar |
Also Published As
Publication number | Publication date |
---|---|
CN100515966C (en) | 2009-07-22 |
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C06 | Publication | ||
PB01 | Publication | ||
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20071003 Assignee: CHONGQING YUJIANG MACHINERY EQUIPMENT Co.,Ltd. Assignor: Chongqing University Contract record no.: 2010500000009 Denomination of invention: Method for treating sludge heavy metal Granted publication date: 20090722 License type: Exclusive License Record date: 20100401 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160829 Address after: 404100 Chongqing City, northern New Longjing Road No. 9 Building 1 14-1 Patentee after: Chongqing Tianyi ecological environment Co.,Ltd. Address before: 400044 Shapingba District Sha Street, No. 174, Chongqing Patentee before: Chongqing University |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 |
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CF01 | Termination of patent right due to non-payment of annual fee |