AT347367B - DEVICE FOR VENTILATION OF SEWAGE-SLUDGE MIXTURES DURING BIOLOGICAL SEWAGE TREATMENT BY THE ACTIVATED SLUDGE PROCESS - Google Patents
DEVICE FOR VENTILATION OF SEWAGE-SLUDGE MIXTURES DURING BIOLOGICAL SEWAGE TREATMENT BY THE ACTIVATED SLUDGE PROCESSInfo
- Publication number
- AT347367B AT347367B AT826175A AT826175A AT347367B AT 347367 B AT347367 B AT 347367B AT 826175 A AT826175 A AT 826175A AT 826175 A AT826175 A AT 826175A AT 347367 B AT347367 B AT 347367B
- Authority
- AT
- Austria
- Prior art keywords
- sewage
- ventilation
- sludge
- during biological
- mixtures during
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
- 239000010865 sewage Substances 0.000 title 1
- 239000010801 sewage sludge Substances 0.000 title 1
- 239000010802 sludge Substances 0.000 title 1
- 238000009423 ventilation Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/22—Activated sludge processes using circulation pipes
- C02F3/223—Activated sludge processes using circulation pipes using "air-lift"
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- 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)
- Biodiversity & Conservation Biology (AREA)
- Environmental Sciences (AREA)
- Water Supply & Treatment (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Microbiology (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1462774A CH583660A5 (en) | 1974-10-30 | 1974-10-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA826175A ATA826175A (en) | 1978-04-15 |
AT347367B true AT347367B (en) | 1978-12-27 |
Family
ID=4402462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT826175A AT347367B (en) | 1974-10-30 | 1975-10-30 | DEVICE FOR VENTILATION OF SEWAGE-SLUDGE MIXTURES DURING BIOLOGICAL SEWAGE TREATMENT BY THE ACTIVATED SLUDGE PROCESS |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT347367B (en) |
CH (1) | CH583660A5 (en) |
DE (1) | DE2548481A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112106702B (en) * | 2020-09-21 | 2022-08-12 | 淮北市硕华机械设备有限公司 | Energy-saving aquaculture method |
-
1974
- 1974-10-30 CH CH1462774A patent/CH583660A5/xx not_active IP Right Cessation
-
1975
- 1975-10-29 DE DE19752548481 patent/DE2548481A1/en active Pending
- 1975-10-30 AT AT826175A patent/AT347367B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CH583660A5 (en) | 1977-01-14 |
DE2548481A1 (en) | 1976-05-06 |
ATA826175A (en) | 1978-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |