CN201268621Y - Aerating biological filter - Google Patents
Aerating biological filter Download PDFInfo
- Publication number
- CN201268621Y CN201268621Y CNU2008201426482U CN200820142648U CN201268621Y CN 201268621 Y CN201268621 Y CN 201268621Y CN U2008201426482 U CNU2008201426482 U CN U2008201426482U CN 200820142648 U CN200820142648 U CN 200820142648U CN 201268621 Y CN201268621 Y CN 201268621Y
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- CN
- China
- Prior art keywords
- material layer
- filter
- cell
- pipe
- inlet pipe
- 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
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- 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
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- Biological Treatment Of Waste Water (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201426482U CN201268621Y (en) | 2008-10-23 | 2008-10-23 | Aerating biological filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201426482U CN201268621Y (en) | 2008-10-23 | 2008-10-23 | Aerating biological filter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201268621Y true CN201268621Y (en) | 2009-07-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008201426482U Expired - Fee Related CN201268621Y (en) | 2008-10-23 | 2008-10-23 | Aerating biological filter |
Country Status (1)
Country | Link |
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CN (1) | CN201268621Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101948173A (en) * | 2010-08-25 | 2011-01-19 | 深圳市碧园环保技术有限公司 | Composite filler for biological aerated filter and biological filter structure |
CN111056627A (en) * | 2018-10-17 | 2020-04-24 | 中电建生态环境集团有限公司 | Use method of biological aerated filter system for purifying black and odorous water body water quality |
-
2008
- 2008-10-23 CN CNU2008201426482U patent/CN201268621Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101948173A (en) * | 2010-08-25 | 2011-01-19 | 深圳市碧园环保技术有限公司 | Composite filler for biological aerated filter and biological filter structure |
CN111056627A (en) * | 2018-10-17 | 2020-04-24 | 中电建生态环境集团有限公司 | Use method of biological aerated filter system for purifying black and odorous water body water quality |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Method for treating wastewater of terephthalic acid by using aerating bio filter Effective date of registration: 20130724 Granted publication date: 20090708 Pledgee: Pudong Shanghai Development Bank Limited by Share Ltd Tianjin branch Pledgor: Tianjin Tsinghua Daring Environmental Engineering Co., Ltd. Registration number: 2013120000023 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090708 Termination date: 20131023 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20141021 Granted publication date: 20090708 Pledgee: Pudong Shanghai Development Bank Limited by Share Ltd Tianjin branch Pledgor: Tianjin Tsinghua Daring Environmental Engineering Co., Ltd. Registration number: 2013120000023 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model |