BE846290A - Bassin d'aeration et procede pour reduire la demande d'oxygene dans un systeme a boues activees - Google Patents
Bassin d'aeration et procede pour reduire la demande d'oxygene dans un systeme a boues activeesInfo
- Publication number
- BE846290A BE846290A BE170700A BE170700A BE846290A BE 846290 A BE846290 A BE 846290A BE 170700 A BE170700 A BE 170700A BE 170700 A BE170700 A BE 170700A BE 846290 A BE846290 A BE 846290A
- Authority
- BE
- Belgium
- Prior art keywords
- demand
- oxygen
- reducing
- active sludge
- sludge system
- 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/121—Multistep treatment
-
- 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
-
- 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)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Treatment Of Biological Wastes In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61645975A | 1975-09-24 | 1975-09-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE846290A true BE846290A (fr) | 1977-03-16 |
Family
ID=24469556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE170700A BE846290A (fr) | 1975-09-24 | 1976-09-16 | Bassin d'aeration et procede pour reduire la demande d'oxygene dans un systeme a boues activees |
Country Status (9)
Country | Link |
---|---|
US (2) | US4081368A (fr) |
JP (1) | JPS5239970A (fr) |
BE (1) | BE846290A (fr) |
CA (1) | CA1071777A (fr) |
DE (1) | DE2639252A1 (fr) |
FR (1) | FR2325609A1 (fr) |
GB (1) | GB1560655A (fr) |
NL (1) | NL7610431A (fr) |
ZA (1) | ZA765207B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5312903U (fr) * | 1976-06-22 | 1978-02-02 | ||
US4269709A (en) * | 1978-03-09 | 1981-05-26 | Rongved Paul I | Waste water treatment system with aeration and circulation means |
AU5138379A (en) * | 1978-10-03 | 1980-04-17 | Arthur David Brown | Improvements in effluent treatment |
DE3045158A1 (de) | 1980-12-01 | 1982-07-01 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur biologischen reinigung von abwasser |
EP0073266A1 (fr) * | 1981-09-01 | 1983-03-09 | Rudolf Messner | Dispositif pour la purification biologique d'eau usée et procédé pour son exploitation |
US4362625A (en) * | 1981-10-29 | 1982-12-07 | Harold Beard | Waste water clarifier |
US4383922A (en) * | 1981-10-29 | 1983-05-17 | Beard Harold J | Waste water clarifier |
US4457844A (en) * | 1982-04-22 | 1984-07-03 | Beard Harold J | Continuous waste water clarification process |
JPS58193653A (ja) * | 1982-05-06 | 1983-11-11 | Oyama Tekkosho:Kk | 模様付菓子の製造方法 |
US4863595A (en) * | 1988-05-31 | 1989-09-05 | Nodholm Daniel D | Apparatus for degrading biodegradable material |
US4915829A (en) * | 1988-09-06 | 1990-04-10 | Sam Long | Activated-sludge aeration system |
CA2345694C (fr) | 1998-09-28 | 2008-12-09 | Glen D. Lindbo | Reservoir de traitement des eaux usees avec portes a influent et zone de pre-reaction avec partie biseautee tournee vers l'exterieur |
US7569148B2 (en) | 2006-08-23 | 2009-08-04 | Siemens Water Technologies Corp. | Continuous membrane filtration and solids reduction |
US11155482B2 (en) * | 2018-04-04 | 2021-10-26 | Somerset Environmental Solutions Inc. | Apparatus and method for aerating wastewater |
CN113429070B (zh) * | 2021-06-30 | 2022-04-08 | 广东北控环保装备有限公司 | 一种具备可调节区域柔性设计的农村污水处理装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2436584A (en) * | 1943-04-21 | 1948-02-24 | Logan John Alexander | High rate activated sludge process and apparatus |
US3054602A (en) * | 1958-05-05 | 1962-09-18 | Chester F Produman | Apparatus for treatment of sewage |
US3438499A (en) * | 1967-12-26 | 1969-04-15 | Pollution Controls Inc | Vessel for aerobic digestion sewage treatment plant |
US3732160A (en) * | 1968-08-21 | 1973-05-08 | Research Corp | Submerged filter-horizontal flow mode |
US3547814A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Bio-oxidation with low sludge yield |
US3547812A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | High oxygen utilization in bod-containing water treatment |
NL148857B (nl) * | 1970-12-31 | 1976-03-15 | Research Corp | Inrichting voor het behandelen van afvalhoudende vloeistoffen. |
US3954606A (en) * | 1973-11-12 | 1976-05-04 | Air Products And Chemicals, Inc. | Wastewater treatment system with controlled mixing |
-
1976
- 1976-08-27 CA CA260,000A patent/CA1071777A/fr not_active Expired
- 1976-08-31 JP JP10421576A patent/JPS5239970A/ja active Pending
- 1976-08-31 ZA ZA765207A patent/ZA765207B/xx unknown
- 1976-09-01 DE DE19762639252 patent/DE2639252A1/de active Pending
- 1976-09-15 FR FR7627730A patent/FR2325609A1/fr not_active Withdrawn
- 1976-09-15 GB GB38177/76A patent/GB1560655A/en not_active Expired
- 1976-09-16 BE BE170700A patent/BE846290A/fr unknown
- 1976-09-20 NL NL7610431A patent/NL7610431A/xx not_active Application Discontinuation
-
1977
- 1977-03-02 US US05/773,468 patent/US4081368A/en not_active Expired - Lifetime
- 1977-03-09 US US05/776,056 patent/US4087361A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2325609A1 (fr) | 1977-04-22 |
ZA765207B (en) | 1977-09-28 |
NL7610431A (nl) | 1977-03-28 |
JPS5239970A (en) | 1977-03-28 |
US4081368A (en) | 1978-03-28 |
CA1071777A (fr) | 1980-02-12 |
US4087361A (en) | 1978-05-02 |
DE2639252A1 (de) | 1977-04-07 |
GB1560655A (en) | 1980-02-06 |
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