JPS5215170A - Method of controlling soluble oxygen remaining in tank containing acti ve air-exposed dirt - Google Patents
Method of controlling soluble oxygen remaining in tank containing acti ve air-exposed dirtInfo
- Publication number
- JPS5215170A JPS5215170A JP50091231A JP9123175A JPS5215170A JP S5215170 A JPS5215170 A JP S5215170A JP 50091231 A JP50091231 A JP 50091231A JP 9123175 A JP9123175 A JP 9123175A JP S5215170 A JPS5215170 A JP S5215170A
- Authority
- JP
- Japan
- Prior art keywords
- air
- oxygen remaining
- tank containing
- soluble oxygen
- acti
- 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.)
- Pending
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
- Activated Sludge Processes (AREA)
- Control Of Non-Electrical Variables (AREA)
Abstract
PURPOSE: A method of controlling concentration of soluble oxygen remaining in an active dirt air exposition tank to a prescribed value by utilizing air-to-air exposition.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50091231A JPS5215170A (en) | 1975-07-25 | 1975-07-25 | Method of controlling soluble oxygen remaining in tank containing acti ve air-exposed dirt |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50091231A JPS5215170A (en) | 1975-07-25 | 1975-07-25 | Method of controlling soluble oxygen remaining in tank containing acti ve air-exposed dirt |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP710680A Division JPS5624096A (en) | 1980-01-23 | 1980-01-23 | Control of oxygen dissolution in activated sludge aeration tank |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5215170A true JPS5215170A (en) | 1977-02-04 |
Family
ID=14020637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50091231A Pending JPS5215170A (en) | 1975-07-25 | 1975-07-25 | Method of controlling soluble oxygen remaining in tank containing acti ve air-exposed dirt |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5215170A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4861020A (en) * | 1971-12-01 | 1973-08-27 | ||
US5111195A (en) * | 1989-01-31 | 1992-05-05 | Sharp Kabushiki Kaisha | Driving circuit for a matrix type display device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4911A (en) * | 1971-10-29 | 1974-01-05 | ||
JPS49108848A (en) * | 1972-12-28 | 1974-10-16 | ||
JPS49113463A (en) * | 1973-03-01 | 1974-10-29 |
-
1975
- 1975-07-25 JP JP50091231A patent/JPS5215170A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4911A (en) * | 1971-10-29 | 1974-01-05 | ||
JPS49108848A (en) * | 1972-12-28 | 1974-10-16 | ||
JPS49113463A (en) * | 1973-03-01 | 1974-10-29 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4861020A (en) * | 1971-12-01 | 1973-08-27 | ||
JPS545649B2 (en) * | 1971-12-01 | 1979-03-19 | ||
US5111195A (en) * | 1989-01-31 | 1992-05-05 | Sharp Kabushiki Kaisha | Driving circuit for a matrix type display device |
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