CH621751A5 - Process for the biochemical purification of waste water containing organic constituents which favour the undesirable development of filamentous bacteria and/or the formation of bulking sludge - Google Patents
Process for the biochemical purification of waste water containing organic constituents which favour the undesirable development of filamentous bacteria and/or the formation of bulking sludge Download PDFInfo
- Publication number
- CH621751A5 CH621751A5 CH1210876A CH1210876A CH621751A5 CH 621751 A5 CH621751 A5 CH 621751A5 CH 1210876 A CH1210876 A CH 1210876A CH 1210876 A CH1210876 A CH 1210876A CH 621751 A5 CH621751 A5 CH 621751A5
- Authority
- CH
- Switzerland
- Prior art keywords
- stage
- biochemical
- sludge
- wastewater
- tank
- Prior art date
Links
- 239000010802 sludge Substances 0.000 title claims description 136
- 239000002351 wastewater Substances 0.000 title claims description 132
- 241000894006 Bacteria Species 0.000 title claims description 33
- 238000000034 method Methods 0.000 title claims description 29
- 239000000470 constituent Substances 0.000 title claims description 18
- 230000015572 biosynthetic process Effects 0.000 title claims description 17
- 238000000746 purification Methods 0.000 title claims description 11
- 230000004913 activation Effects 0.000 claims description 48
- 238000005273 aeration Methods 0.000 claims description 37
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 26
- 229910052760 oxygen Inorganic materials 0.000 claims description 26
- 239000001301 oxygen Substances 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 22
- 238000005352 clarification Methods 0.000 claims description 13
- 230000015556 catabolic process Effects 0.000 claims description 9
- 238000006731 degradation reaction Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 7
- 239000004615 ingredient Substances 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 230000002349 favourable effect Effects 0.000 claims description 3
- 241000233866 Fungi Species 0.000 claims description 2
- 244000005700 microbiome Species 0.000 claims description 2
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 241000196324 Embryophyta Species 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 6
- 238000004065 wastewater treatment Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000002440 industrial waste Substances 0.000 description 4
- 244000061456 Solanum tuberosum Species 0.000 description 2
- 235000002595 Solanum tuberosum Nutrition 0.000 description 2
- 238000005276 aerator Methods 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 235000014633 carbohydrates Nutrition 0.000 description 2
- 150000001720 carbohydrates Chemical class 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000010791 domestic waste Substances 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000010812 mixed waste Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910017464 nitrogen compound Inorganic materials 0.000 description 2
- 150000002830 nitrogen compounds Chemical class 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000021962 pH elevation Effects 0.000 description 2
- 241000219310 Beta vulgaris subsp. vulgaris Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 235000021536 Sugar beet Nutrition 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 235000019987 cider Nutrition 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 235000013311 vegetables Nutrition 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
- C02F3/1205—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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- 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)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (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)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1210876A CH621751A5 (en) | 1976-09-24 | 1976-09-24 | Process for the biochemical purification of waste water containing organic constituents which favour the undesirable development of filamentous bacteria and/or the formation of bulking sludge |
| DE19772740766 DE2740766A1 (de) | 1976-09-24 | 1977-09-09 | Verfahren zur biochemischen reinigung von haeuslichem, gewerblichem, industriellem oder gemischtem abwasser beim auftreten von organischen inhaltstoffen, welche die unerwuenschte entwicklung von fadenbakterien und/oder die bildung von blaehschlamm beguenstigen |
| IT2775477A IT1114418B (it) | 1976-09-24 | 1977-09-21 | Procedimento per la depurazione biochimica di acque di rifiuto domestiche,artigianali,artigianali,industriali o miste nel caso della presenza di un tenore di sostanze organiche atte a favorire lo sviluppo indesiderabile di batteri filamentosi e/o la formazione di fango di fermentazione |
| JP11446477A JPS5351658A (en) | 1976-09-24 | 1977-09-21 | Method of biochemically purifying waste water |
| NL7710396A NL7710396A (nl) | 1976-09-24 | 1977-09-22 | Werkwijze voor de biochemische zuivering van huishoudelijk industrieel of een mengsel van huishoudelijk/industrieel afvalwater, dat orga- nische substanties bevat, welke de ontwikkeling van draadvormige bacterien en/of de vorming van licht slib bevorderen. |
| FR7728774A FR2365527B1 (fr) | 1976-09-24 | 1977-09-23 | Procede de purification biochimique d'eaux residuaires domestiques, industrielles ou melangees |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1210876A CH621751A5 (en) | 1976-09-24 | 1976-09-24 | Process for the biochemical purification of waste water containing organic constituents which favour the undesirable development of filamentous bacteria and/or the formation of bulking sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH621751A5 true CH621751A5 (en) | 1981-02-27 |
Family
ID=4379935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1210876A CH621751A5 (en) | 1976-09-24 | 1976-09-24 | Process for the biochemical purification of waste water containing organic constituents which favour the undesirable development of filamentous bacteria and/or the formation of bulking sludge |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5351658A (enExample) |
| CH (1) | CH621751A5 (enExample) |
| DE (1) | DE2740766A1 (enExample) |
| FR (1) | FR2365527B1 (enExample) |
| IT (1) | IT1114418B (enExample) |
| NL (1) | NL7710396A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009061224A1 (en) * | 2007-11-06 | 2009-05-14 | Uniwersytet Jagiellonski | The method of reducing excessive growth of filamentous bacteria in activated sludge, the process of reducing the bulking of activated sludge and use of naturally occurring organisms in the activated sludge to prevent its bulking |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3036965A1 (de) * | 1980-10-01 | 1982-05-13 | Männchen, Wiprecht, Dipl.-Phys., 7890 Waldshut-Tiengen | Wasserreinigungsverfahren |
| DE3724419A1 (de) * | 1987-07-23 | 1989-02-02 | Krupp Gmbh | Verfahren zur reinigung von abwasser |
| ATE109117T1 (de) * | 1990-05-18 | 1994-08-15 | Buchs Umwelttech Utb | Verfahren zur nitrat- und phosphatelimination bei der biologischen reinigung von abwasser. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1658112C3 (de) * | 1967-08-11 | 1973-11-08 | Passavant-Werke Michelbacher Huette, 6209 Aarbergen | Verfahren und Anlage zur biologi sehen Abwasserreinigung nach dem Belebungs verfahren, insbesondere zur biologischen Vollreinigung |
| US3650947A (en) * | 1970-09-28 | 1972-03-21 | Erik Krabbe | Biological process for purification of brewery effluent |
| US3681235A (en) * | 1971-03-11 | 1972-08-01 | Biospherics Inc | Internal precipitation of phosphate from activated sludge |
| US3728253A (en) * | 1971-05-05 | 1973-04-17 | Univ California | Accelerated biological-chemical wastewater treatment |
| CH547235A (de) * | 1971-11-23 | 1974-03-29 | Attisholz Cellulose | Verfahren zur elimination von organisch und anorganisch gebundenem stickstoff aus haeuslichem und industriellem abwasser. |
| CA991327A (en) * | 1972-05-01 | 1976-06-15 | Michael J. Stankewich (Jr.) | Phosphorous removal from wastewater |
| CA968474A (en) * | 1972-07-31 | 1975-05-27 | David C. Climenhage | Treatment of nitrogenous effluents |
| US3864246A (en) * | 1973-01-24 | 1975-02-04 | Air Prod & Chem | Non-bulking activated sludge process |
| DE2535323A1 (de) * | 1974-08-09 | 1976-07-22 | British Steel Corp | Verfahren zur biologischen beseitigung einer verunreinigung aus einem waessrigen medium |
-
1976
- 1976-09-24 CH CH1210876A patent/CH621751A5/de not_active IP Right Cessation
-
1977
- 1977-09-09 DE DE19772740766 patent/DE2740766A1/de active Granted
- 1977-09-21 JP JP11446477A patent/JPS5351658A/ja active Pending
- 1977-09-21 IT IT2775477A patent/IT1114418B/it active
- 1977-09-22 NL NL7710396A patent/NL7710396A/xx not_active Application Discontinuation
- 1977-09-23 FR FR7728774A patent/FR2365527B1/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009061224A1 (en) * | 2007-11-06 | 2009-05-14 | Uniwersytet Jagiellonski | The method of reducing excessive growth of filamentous bacteria in activated sludge, the process of reducing the bulking of activated sludge and use of naturally occurring organisms in the activated sludge to prevent its bulking |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5351658A (en) | 1978-05-11 |
| DE2740766C2 (enExample) | 1988-02-11 |
| IT1114418B (it) | 1986-01-27 |
| FR2365527B1 (fr) | 1985-07-26 |
| NL7710396A (nl) | 1978-03-29 |
| FR2365527A1 (fr) | 1978-04-21 |
| DE2740766A1 (de) | 1978-03-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment |
Owner name: UTB UMWELTTECHNIK BUCHS AG |
|
| PL | Patent ceased | ||
| PL | Patent ceased |