CN1907885A - Oyster case active filtering material for sewage treatment and preparation method thereof - Google Patents
Oyster case active filtering material for sewage treatment and preparation method thereof Download PDFInfo
- Publication number
- CN1907885A CN1907885A CNA2005100469829A CN200510046982A CN1907885A CN 1907885 A CN1907885 A CN 1907885A CN A2005100469829 A CNA2005100469829 A CN A2005100469829A CN 200510046982 A CN200510046982 A CN 200510046982A CN 1907885 A CN1907885 A CN 1907885A
- Authority
- CN
- China
- Prior art keywords
- oyster shell
- filter material
- pore
- sewage treatment
- oyster
- 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.)
- Granted
Links
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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Biological Treatment Of Waste Water (AREA)
- Removal Of Specific Substances (AREA)
- Filtering Materials (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100469829A CN100441522C (en) | 2005-08-02 | 2005-08-02 | Oyster case active filtering material for sewage treatment and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100469829A CN100441522C (en) | 2005-08-02 | 2005-08-02 | Oyster case active filtering material for sewage treatment and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1907885A true CN1907885A (en) | 2007-02-07 |
CN100441522C CN100441522C (en) | 2008-12-10 |
Family
ID=37699143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100469829A Expired - Fee Related CN100441522C (en) | 2005-08-02 | 2005-08-02 | Oyster case active filtering material for sewage treatment and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100441522C (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101580307B (en) * | 2009-06-18 | 2011-06-01 | 上海交通大学 | Method for constructing demersal microorganism layer on substrate sludge layer in eutrophic water |
CN102502947A (en) * | 2011-11-11 | 2012-06-20 | 青岛海安生物环保有限公司 | Activated oyster shell biofilm carrier prepared from oyster shells serving as raw material |
CN105289107A (en) * | 2015-12-13 | 2016-02-03 | 胡清华 | Filtering material for sewage treatment |
CN107522286A (en) * | 2017-10-17 | 2017-12-29 | 浙江深德环境技术有限公司 | A kind of tail water processing method based on sulphur/oyster shell |
CN107673480A (en) * | 2017-09-19 | 2018-02-09 | 常州市海若纺织品有限公司 | A kind of preparation method of cycle of sixty years shell substrate modifier |
CN108862566A (en) * | 2018-07-05 | 2018-11-23 | 山东大学 | A kind of modified oyster is the method for biologic packing material |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3203291B2 (en) * | 1994-08-05 | 2001-08-27 | 東洋瓦斯機工株式会社 | Removal method of ammonia nitrogen from raw water for tap water |
JPH08155476A (en) * | 1994-12-02 | 1996-06-18 | Shimizu Corp | Nitration treatment method for seawater containing ammonical nitrogen |
JP2003225696A (en) * | 2002-02-06 | 2003-08-12 | Kankyo Kagaku Sekkei:Kk | Apparatus for treating excreta of domestic animal and method for treating excreta of domestic animal by using the apparatus |
-
2005
- 2005-08-02 CN CNB2005100469829A patent/CN100441522C/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101580307B (en) * | 2009-06-18 | 2011-06-01 | 上海交通大学 | Method for constructing demersal microorganism layer on substrate sludge layer in eutrophic water |
CN102502947A (en) * | 2011-11-11 | 2012-06-20 | 青岛海安生物环保有限公司 | Activated oyster shell biofilm carrier prepared from oyster shells serving as raw material |
CN105289107A (en) * | 2015-12-13 | 2016-02-03 | 胡清华 | Filtering material for sewage treatment |
CN107673480A (en) * | 2017-09-19 | 2018-02-09 | 常州市海若纺织品有限公司 | A kind of preparation method of cycle of sixty years shell substrate modifier |
CN107522286A (en) * | 2017-10-17 | 2017-12-29 | 浙江深德环境技术有限公司 | A kind of tail water processing method based on sulphur/oyster shell |
CN108862566A (en) * | 2018-07-05 | 2018-11-23 | 山东大学 | A kind of modified oyster is the method for biologic packing material |
Also Published As
Publication number | Publication date |
---|---|
CN100441522C (en) | 2008-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
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: Dalian Baiyu environmental protection equipment Engineering Co., Ltd. Assignor: Ma Shouxiang Contract fulfillment period: 2009.6.17 to 2014.6.17 contract change Contract record no.: 2009210000168 Denomination of invention: Oyster case active filtering material for sewage treatment and preparation method thereof Granted publication date: 20081210 License type: Exclusive license Record date: 2009.6.19 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.6.17 TO 2014.6.17; CHANGE OF CONTRACT Name of requester: DALIAN BAIYU ENVIRONMENT EQUIPMENT ENGINEERING CO. Effective date: 20090619 |
|
DD01 | Delivery of document by public notice |
Addressee: Ma Shouxiang Document name: Notification to Pay the Fees |
|
DD01 | Delivery of document by public notice |
Addressee: Ma Shouxiang Document name: Notification of Termination of Patent Right |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081210 Termination date: 20130802 |