ATA84883A - DEVICE FOR HYPOLIMNION VENTILATION - Google Patents
DEVICE FOR HYPOLIMNION VENTILATIONInfo
- Publication number
- ATA84883A ATA84883A AT84883A AT84883A ATA84883A AT A84883 A ATA84883 A AT A84883A AT 84883 A AT84883 A AT 84883A AT 84883 A AT84883 A AT 84883A AT A84883 A ATA84883 A AT A84883A
- Authority
- AT
- Austria
- Prior art keywords
- hypolimnion
- ventilation
- hypolimnion ventilation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cleaning Or Clearing Of The Surface Of Open Water (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3209200A DE3209200C1 (en) | 1982-03-13 | 1982-03-13 | Device for aeration of the hypolimnion |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA84883A true ATA84883A (en) | 1985-12-15 |
AT380864B AT380864B (en) | 1986-07-25 |
Family
ID=6158175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT84883A AT380864B (en) | 1982-03-13 | 1983-03-10 | DEVICE FOR HYPOLIMNION VENTILATION |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT380864B (en) |
CH (1) | CH659812A5 (en) |
DE (1) | DE3209200C1 (en) |
SE (1) | SE444673B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0222799B2 (en) * | 1985-05-07 | 1994-05-18 | PETERSEN, Fred | Process for introducing oxygen into water and device for implementing the process |
DE4137759A1 (en) * | 1991-11-16 | 1993-05-19 | Marinetechnik Gmbh | Appts. to improve flow in deeper layers of inland and coastal water pref. by aeration - has mixer within rising tube and insertion feed to deliver medium and gas under pressure into lower water levels |
DE4216096C2 (en) * | 1992-05-15 | 1996-11-14 | Marinetechnik Gmbh | Method and device for reducing the phosphate content of water |
-
1982
- 1982-03-13 DE DE3209200A patent/DE3209200C1/en not_active Expired
-
1983
- 1983-03-04 CH CH1185/83A patent/CH659812A5/en not_active IP Right Cessation
- 1983-03-10 AT AT84883A patent/AT380864B/en not_active IP Right Cessation
- 1983-03-11 SE SE8301334A patent/SE444673B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT380864B (en) | 1986-07-25 |
SE8301334L (en) | 1983-09-14 |
DE3209200C1 (en) | 1983-07-21 |
SE8301334D0 (en) | 1983-03-11 |
CH659812A5 (en) | 1987-02-27 |
SE444673B (en) | 1986-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REN | Ceased due to non-payment of the annual fee | ||
ELJ | Ceased due to non-payment of the annual fee |