CH622756A5 - Process for simultaneous removal of carbonaceous and nitrogenous pollution in aqueous effluents - Google Patents
Process for simultaneous removal of carbonaceous and nitrogenous pollution in aqueous effluents Download PDFInfo
- Publication number
- CH622756A5 CH622756A5 CH1457277A CH1457277A CH622756A5 CH 622756 A5 CH622756 A5 CH 622756A5 CH 1457277 A CH1457277 A CH 1457277A CH 1457277 A CH1457277 A CH 1457277A CH 622756 A5 CH622756 A5 CH 622756A5
- Authority
- CH
- Switzerland
- Prior art keywords
- basin
- sections
- zones
- aeration
- aerated
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 18
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 241000894006 Bacteria Species 0.000 claims description 17
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 238000005273 aeration Methods 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 239000010802 sludge Substances 0.000 claims description 8
- 230000008030 elimination Effects 0.000 claims description 6
- 238000003379 elimination reaction Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 230000001546 nitrifying effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 1
- 150000002823 nitrates Chemical class 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000012736 aqueous medium Substances 0.000 description 3
- 230000001651 autotrophic effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000008213 purified water Substances 0.000 description 3
- 238000005276 aerator Methods 0.000 description 2
- 241001148470 aerobic bacillus Species 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- 150000002826 nitrites Chemical class 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 230000031018 biological processes and functions Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000003722 extracellular fluid Anatomy 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002366 mineral element Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 1
- 239000002699 waste material Substances 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
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1263—Sequencing batch reactors [SBR]
-
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
-
- 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)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7636060A FR2372121A1 (fr) | 1976-11-30 | 1976-11-30 | Procede d'elimination simultanee des pollutions carbonees et azotees dans les eaux residuaires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH622756A5 true CH622756A5 (en) | 1981-04-30 |
Family
ID=9180474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1457277A CH622756A5 (en) | 1976-11-30 | 1977-11-29 | Process for simultaneous removal of carbonaceous and nitrogenous pollution in aqueous effluents |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE861314A (show.php) |
| CH (1) | CH622756A5 (show.php) |
| ES (1) | ES464568A1 (show.php) |
| FR (1) | FR2372121A1 (show.php) |
| IT (1) | IT1088341B (show.php) |
| ZA (1) | ZA777008B (show.php) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2434122A1 (fr) * | 1978-08-23 | 1980-03-21 | Gubernatorova Vera | Procede d'epuration biologique des eaux usees |
| EP0106043A3 (en) * | 1982-08-14 | 1984-11-28 | Mamoru Uchimizu | Process and aeration tank system for biologically treating sewage |
| FR2667860B1 (fr) * | 1990-09-04 | 1992-11-27 | Omnium Traitement Valorisa | Procede d'epuration biologique des eaux residuaires incluant la denitrification. |
| EP1559687A1 (en) * | 2004-01-21 | 2005-08-03 | Hiroshi Kishi | Waste water treatment |
-
1976
- 1976-11-30 FR FR7636060A patent/FR2372121A1/fr active Granted
-
1977
- 1977-11-24 ZA ZA00777008A patent/ZA777008B/xx unknown
- 1977-11-29 ES ES464568A patent/ES464568A1/es not_active Expired
- 1977-11-29 IT IT30143/77A patent/IT1088341B/it active
- 1977-11-29 CH CH1457277A patent/CH622756A5/fr not_active IP Right Cessation
- 1977-11-29 BE BE183024A patent/BE861314A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA777008B (en) | 1978-09-27 |
| FR2372121B3 (show.php) | 1980-10-17 |
| ES464568A1 (es) | 1978-09-01 |
| IT1088341B (it) | 1985-06-10 |
| BE861314A (fr) | 1978-03-16 |
| FR2372121A1 (fr) | 1978-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |