DE2740766A1 - 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 - Google Patents
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 beguenstigenInfo
- Publication number
- DE2740766A1 DE2740766A1 DE19772740766 DE2740766A DE2740766A1 DE 2740766 A1 DE2740766 A1 DE 2740766A1 DE 19772740766 DE19772740766 DE 19772740766 DE 2740766 A DE2740766 A DE 2740766A DE 2740766 A1 DE2740766 A1 DE 2740766A1
- Authority
- DE
- Germany
- Prior art keywords
- stage
- biochemical
- sludge
- wastewater
- activated sludge
- 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
- 238000000034 method Methods 0.000 title claims description 36
- 230000015572 biosynthetic process Effects 0.000 title claims description 16
- 238000004140 cleaning Methods 0.000 title claims description 14
- 239000004615 ingredient Substances 0.000 title claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 5
- 239000002440 industrial waste Substances 0.000 title 2
- 239000010791 domestic waste Substances 0.000 title 1
- 239000010812 mixed waste Substances 0.000 title 1
- 239000010802 sludge Substances 0.000 claims description 136
- 239000002351 wastewater Substances 0.000 claims description 119
- 238000005273 aeration Methods 0.000 claims description 62
- 241000894006 Bacteria Species 0.000 claims description 33
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 25
- 229910052760 oxygen Inorganic materials 0.000 claims description 25
- 239000001301 oxygen Substances 0.000 claims description 25
- 239000010865 sewage Substances 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 21
- 239000000470 constituent Substances 0.000 claims description 14
- 230000015556 catabolic process Effects 0.000 claims description 13
- 238000006731 degradation reaction Methods 0.000 claims description 12
- 230000004913 activation Effects 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000005352 clarification Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 230000008030 elimination Effects 0.000 claims description 6
- 238000003379 elimination reaction Methods 0.000 claims description 6
- 229910017464 nitrogen compound Inorganic materials 0.000 claims description 6
- 150000002830 nitrogen compounds Chemical class 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 235000021317 phosphate Nutrition 0.000 claims description 4
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 4
- 241000270295 Serpentes Species 0.000 claims description 3
- 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
- 150000001875 compounds Chemical class 0.000 claims description 2
- 244000005700 microbiome Species 0.000 claims description 2
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- 230000003134 recirculating effect Effects 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 238000000746 purification Methods 0.000 description 6
- 238000004065 wastewater treatment Methods 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 230000035755 proliferation Effects 0.000 description 3
- 244000061456 Solanum tuberosum Species 0.000 description 2
- 235000002595 Solanum tuberosum Nutrition 0.000 description 2
- 238000005276 aerator Methods 0.000 description 2
- 235000014633 carbohydrates Nutrition 0.000 description 2
- 150000001720 carbohydrates Chemical class 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000021962 pH elevation Effects 0.000 description 2
- 235000012015 potatoes Nutrition 0.000 description 2
- 230000001105 regulatory effect 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
- 239000003513 alkali Substances 0.000 description 1
- 230000033228 biological regulation Effects 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
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 235000019987 cider Nutrition 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 235000013365 dairy product Nutrition 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
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 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
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 150000003839 salts Chemical class 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
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000003643 water by type 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
- C02F3/1205—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)
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 (2)
| Publication Number | Publication Date |
|---|---|
| DE2740766A1 true DE2740766A1 (de) | 1978-03-30 |
| DE2740766C2 DE2740766C2 (enExample) | 1988-02-11 |
Family
ID=4379935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772740766 Granted 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 |
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 (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 |
| WO1991017959A1 (de) * | 1990-05-18 | 1991-11-28 | Utb Umwelttechnik Buchs Ag | Verfahren zur nitrat- und phosphatelimination bei der biologischen reinigung von abwasser |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL217732B1 (pl) * | 2007-11-06 | 2014-08-29 | Univ Jagielloński | Sposób ograniczania rozwoju bakterii nitkowatych w osadzie czynnym oraz zastosowanie wrotków w zapobieganiu jego puchnięciu |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3681235A (en) * | 1971-03-11 | 1972-08-01 | Biospherics Inc | Internal precipitation of phosphate from activated sludge |
| DE2233801A1 (de) * | 1971-11-23 | 1973-05-30 | Attisholz Cellulose | Verfahren zur elimination von organisch und anorganisch gebundenem stickstoff aus haeuslichem und industriellem abwasser |
| DE2321725A1 (de) * | 1972-05-01 | 1973-11-15 | Union Carbide Corp | Verfahren zum behandeln von abwasser |
| DE2338853A1 (de) * | 1972-07-31 | 1974-02-14 | Du Pont Canada | Verfahren zum behandeln von stickstoffhaltigen abwaessern |
| DE2535323A1 (de) * | 1974-08-09 | 1976-07-22 | British Steel Corp | Verfahren zur biologischen beseitigung einer verunreinigung aus einem waessrigen medium |
Family Cites Families (4)
| 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 |
| US3728253A (en) * | 1971-05-05 | 1973-04-17 | Univ California | Accelerated biological-chemical wastewater treatment |
| US3864246A (en) * | 1973-01-24 | 1975-02-04 | Air Prod & Chem | Non-bulking activated sludge process |
-
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
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3681235A (en) * | 1971-03-11 | 1972-08-01 | Biospherics Inc | Internal precipitation of phosphate from activated sludge |
| DE2233801A1 (de) * | 1971-11-23 | 1973-05-30 | Attisholz Cellulose | Verfahren zur elimination von organisch und anorganisch gebundenem stickstoff aus haeuslichem und industriellem abwasser |
| DE2321725A1 (de) * | 1972-05-01 | 1973-11-15 | Union Carbide Corp | Verfahren zum behandeln von abwasser |
| DE2338853A1 (de) * | 1972-07-31 | 1974-02-14 | Du Pont Canada | Verfahren zum behandeln von stickstoffhaltigen abwaessern |
| DE2535323A1 (de) * | 1974-08-09 | 1976-07-22 | British Steel Corp | Verfahren zur biologischen beseitigung einer verunreinigung aus einem waessrigen medium |
Non-Patent Citations (2)
| Title |
|---|
| DE-Buch: "Lehr- und Handbuch der Abwassertechnik",Bd.II, Berlin 1975, Verlag von Wilhelm Ernst, S.426-427 * |
| DE-Buch: Karl und Klaus IMHOFF "Taschenbuch der Stadtentwässerung", 24.Auflage, München 1976, Oldenbourg-Verlag, S.189-190 * |
Cited By (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 |
| WO1991017959A1 (de) * | 1990-05-18 | 1991-11-28 | Utb Umwelttechnik Buchs Ag | Verfahren zur nitrat- und phosphatelimination bei der biologischen reinigung von abwasser |
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 |
| CH621751A5 (en) | 1981-02-27 |
| NL7710396A (nl) | 1978-03-29 |
| FR2365527A1 (fr) | 1978-04-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8127 | New person/name/address of the applicant |
Owner name: UTB UMWELTTECHNIK BUCHS AG, BUCHS, CH |
|
| 8128 | New person/name/address of the agent |
Representative=s name: ZOEPKE, C., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |