GB2178022A - Vertical looped reactor tank for aeration of activated sludge - Google Patents
Vertical looped reactor tank for aeration of activated sludge Download PDFInfo
- Publication number
- GB2178022A GB2178022A GB08613301A GB8613301A GB2178022A GB 2178022 A GB2178022 A GB 2178022A GB 08613301 A GB08613301 A GB 08613301A GB 8613301 A GB8613301 A GB 8613301A GB 2178022 A GB2178022 A GB 2178022A
- Authority
- GB
- United Kingdom
- Prior art keywords
- baffle
- treatment apparatus
- sewage treatment
- air
- sewage
- 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.)
- Granted
Links
- 238000005273 aeration Methods 0.000 title claims description 19
- 239000010802 sludge Substances 0.000 title claims description 17
- 239000010865 sewage Substances 0.000 claims description 63
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 23
- 239000001301 oxygen Substances 0.000 claims description 23
- 229910052760 oxygen Inorganic materials 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 7
- 244000005700 microbiome Species 0.000 claims description 6
- 230000000153 supplemental effect Effects 0.000 claims description 6
- 230000000717 retained effect Effects 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims description 2
- 239000003570 air Substances 0.000 description 52
- 239000002351 wastewater Substances 0.000 description 13
- 239000007789 gas Substances 0.000 description 9
- 238000005276 aerator Methods 0.000 description 6
- 241000902900 cellular organisms Species 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000013019 agitation Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000010815 organic waste Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 241000969130 Atthis Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- YELGFTGWJGBAQU-UHFFFAOYSA-N mephedrone Chemical compound CNC(C)C(=O)C1=CC=C(C)C=C1 YELGFTGWJGBAQU-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 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
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1284—Mixing devices
-
- 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
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1257—Oxidation ditches
-
- 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)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/743,847 US4629559A (en) | 1985-06-12 | 1985-06-12 | Vertical looped reactor tank with delayed air release feature |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB8613301D0 GB8613301D0 (en) | 1986-07-09 |
| GB2178022A true GB2178022A (en) | 1987-02-04 |
| GB2178022B GB2178022B (US20080094685A1-20080424-C00004.png) | 1989-08-31 |
Family
ID=24990434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08613301A Granted GB2178022A (en) | 1985-06-12 | 1986-06-02 | Vertical looped reactor tank for aeration of activated sludge |
Country Status (10)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2297084A (en) * | 1995-01-13 | 1996-07-24 | Tetsuo Nishida | Water treatment device |
| GB2305369A (en) * | 1995-09-25 | 1997-04-09 | Christopher Maltin | Anaerobic slurry digester with curved walls for circulating solids in suspensio |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5326459A (en) * | 1992-11-12 | 1994-07-05 | Envirex Inc. | Wastewater treatment apparatus |
| US5942161A (en) * | 1997-07-16 | 1999-08-24 | Battelle Memorial Institute | Device and process for liquid treatment |
| US6280636B1 (en) * | 1999-01-29 | 2001-08-28 | Chl Lc | Enhancement of oxygen transfer from diffused gas aerators |
| US6592762B2 (en) | 2001-08-29 | 2003-07-15 | United States Filter Corporation | Process for treating BOD-containing wastewater |
| WO2011115972A1 (en) * | 2010-03-15 | 2011-09-22 | Streamside Technology, Llc | Aerating device |
| US11598041B2 (en) | 2018-11-05 | 2023-03-07 | Wuxi Little Swan Electric Co., Ltd. | Microbubble generator and laundry treating device |
| EP3725933B1 (en) * | 2018-11-05 | 2023-08-23 | Wuxi Little Swan Electric Co., Ltd. | Micro-bubble generator and laundry treatment device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3703492A (en) * | 1969-04-21 | 1972-11-21 | Denki Kagaku Kogyo Kk | Process for the preparation of aqueous emulsions of water-resistant vinyl acetate-ethylene copolymers |
| GB1408896A (en) * | 1972-09-19 | 1975-10-08 | Smith G W | Sewage treatment |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3101321A (en) * | 1959-12-30 | 1963-08-20 | Standard Oil Co | Oxygenation apparatus |
| US3776841A (en) * | 1968-12-05 | 1973-12-04 | Autotrol Corp | Method and apparatus for the biological treatment of waste water |
| BE755565A (fr) * | 1969-09-02 | 1971-02-15 | Passavant Werke | Procede et installation de decantation pour l'epuration biologique des eaux residuaires |
| US3703462A (en) * | 1971-01-06 | 1972-11-21 | George W Smith | Sewage treatment apparatus and method |
| DE2204814C3 (de) * | 1972-02-02 | 1978-05-03 | Hanns 7410 Reutlingen Parsch | Belebungsbecken für Kläranlagen mit biologischer Abwasserreinigung |
| DE2247843C3 (de) * | 1972-09-29 | 1978-10-26 | George William Chicago Ill. Smith (V.St.A.) | Vorrichtung zur Behandlung von Abwasser im Kreislauf |
| JPS60140696U (ja) * | 1984-02-29 | 1985-09-18 | 日本鋼管株式会社 | 排水の処理装置 |
-
1985
- 1985-06-12 US US06/743,847 patent/US4629559A/en not_active Expired - Lifetime
- 1985-10-10 AU AU48463/85A patent/AU578978B2/en not_active Ceased
-
1986
- 1986-03-25 NZ NZ215601A patent/NZ215601A/en unknown
- 1986-03-26 CA CA000505137A patent/CA1273719A/en not_active Expired - Lifetime
- 1986-04-10 ZA ZA862691A patent/ZA862691B/xx unknown
- 1986-04-28 MX MX232586A patent/MX164827B/es unknown
- 1986-05-17 JP JP11343486A patent/JP2606690B2/ja not_active Expired - Lifetime
- 1986-06-02 GB GB08613301A patent/GB2178022A/en active Granted
- 1986-06-12 DE DE19863619772 patent/DE3619772C2/de not_active Expired - Fee Related
- 1986-06-12 ES ES555994A patent/ES8707162A1/es not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3703492A (en) * | 1969-04-21 | 1972-11-21 | Denki Kagaku Kogyo Kk | Process for the preparation of aqueous emulsions of water-resistant vinyl acetate-ethylene copolymers |
| GB1408896A (en) * | 1972-09-19 | 1975-10-08 | Smith G W | Sewage treatment |
Non-Patent Citations (1)
| Title |
|---|
| NOTE: GB 1408896 AND US 3703492 ARE EQUIVALENT * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2297084A (en) * | 1995-01-13 | 1996-07-24 | Tetsuo Nishida | Water treatment device |
| GB2297084B (en) * | 1995-01-13 | 1998-04-15 | Tetsuo Nishida | Water treatment device |
| GB2305369A (en) * | 1995-09-25 | 1997-04-09 | Christopher Maltin | Anaerobic slurry digester with curved walls for circulating solids in suspensio |
| GB2305369B (en) * | 1995-09-25 | 2000-02-09 | Christopher Maltin | A method and apparatus for maintaining solids in suspension in a liquid |
| US6257751B1 (en) | 1995-09-25 | 2001-07-10 | Christopher Maltin | Method and apparatus for maintaining solids in suspension in a liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2606690B2 (ja) | 1997-05-07 |
| GB2178022B (US20080094685A1-20080424-C00004.png) | 1989-08-31 |
| ES8707162A1 (es) | 1987-07-16 |
| CA1273719A (en) | 1990-09-04 |
| ES555994A0 (es) | 1987-07-16 |
| NZ215601A (en) | 1987-09-30 |
| JPS61291100A (ja) | 1986-12-20 |
| GB8613301D0 (en) | 1986-07-09 |
| ZA862691B (en) | 1986-12-30 |
| AU578978B2 (en) | 1988-11-10 |
| US4629559A (en) | 1986-12-16 |
| DE3619772C2 (de) | 1998-04-23 |
| AU4846385A (en) | 1986-12-18 |
| DE3619772A1 (de) | 1986-12-18 |
| MX164827B (es) | 1992-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| 732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19990602 |