CH609652A5 - Sewage treatment process using activated sludge - Google Patents
Sewage treatment process using activated sludgeInfo
- Publication number
- CH609652A5 CH609652A5 CH806475A CH806475A CH609652A5 CH 609652 A5 CH609652 A5 CH 609652A5 CH 806475 A CH806475 A CH 806475A CH 806475 A CH806475 A CH 806475A CH 609652 A5 CH609652 A5 CH 609652A5
- Authority
- CH
- Switzerland
- Prior art keywords
- activated sludge
- treatment process
- sewage treatment
- phosphate
- sludge
- Prior art date
Links
- 239000010802 sludge Substances 0.000 title abstract 4
- 239000010865 sewage Substances 0.000 title abstract 3
- 229910019142 PO4 Inorganic materials 0.000 abstract 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 4
- 239000010452 phosphate Substances 0.000 abstract 4
- 238000000746 purification Methods 0.000 abstract 2
- 230000002906 microbiologic effect Effects 0.000 abstract 1
- 244000005700 microbiome Species 0.000 abstract 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
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
-
- 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)
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Removal Of Specific Substances (AREA)
- Activated Sludge Processes (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48179374A | 1974-06-21 | 1974-06-21 | |
| US58195175A | 1975-06-04 | 1975-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH609652A5 true CH609652A5 (en) | 1979-03-15 |
Family
ID=27047049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH806475A CH609652A5 (en) | 1974-06-21 | 1975-06-20 | Sewage treatment process using activated sludge |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS5929320B2 (esLanguage) |
| AR (1) | AR206820A1 (esLanguage) |
| BR (1) | BR7503861A (esLanguage) |
| CA (1) | CA1063264A (esLanguage) |
| CH (1) | CH609652A5 (esLanguage) |
| DE (1) | DE2527588C2 (esLanguage) |
| DK (1) | DK281875A (esLanguage) |
| EG (1) | EG11772A (esLanguage) |
| FI (1) | FI62275C (esLanguage) |
| FR (1) | FR2275408A1 (esLanguage) |
| GB (1) | GB1512693A (esLanguage) |
| IE (1) | IE41385B1 (esLanguage) |
| IL (1) | IL47536A (esLanguage) |
| IN (1) | IN144405B (esLanguage) |
| IT (1) | IT1040676B (esLanguage) |
| NL (1) | NL171568C (esLanguage) |
| NO (1) | NO148260C (esLanguage) |
| SE (1) | SE410306B (esLanguage) |
| TR (1) | TR18849A (esLanguage) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3729127A1 (de) * | 1987-09-01 | 1989-03-09 | Taetzner Wolfgang | Verfahren und vorrichtung zur biologischen reinigung von abwaessern von ihren phosphat-verunreinigungen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3236766A (en) * | 1964-03-31 | 1966-02-22 | Hazleton Lab Inc | Sewage treatment process |
| US3385785A (en) * | 1966-05-04 | 1968-05-28 | Fmc Corp | Method of controlling phosphate concentration in sewage treatment systems |
| US3681235A (en) * | 1971-03-11 | 1972-08-01 | Biospherics Inc | Internal precipitation of phosphate from activated sludge |
-
1974
- 1974-06-20 TR TR1884974A patent/TR18849A/xx unknown
-
1975
- 1975-01-01 AR AR25928175A patent/AR206820A1/es active
- 1975-06-17 CA CA229,489A patent/CA1063264A/en not_active Expired
- 1975-06-18 SE SE7507013A patent/SE410306B/xx unknown
- 1975-06-19 FI FI751833A patent/FI62275C/fi not_active IP Right Cessation
- 1975-06-20 GB GB26229/75A patent/GB1512693A/en not_active Expired
- 1975-06-20 JP JP50074558A patent/JPS5929320B2/ja not_active Expired
- 1975-06-20 CH CH806475A patent/CH609652A5/xx not_active IP Right Cessation
- 1975-06-20 BR BR7504965D patent/BR7503861A/pt unknown
- 1975-06-20 IT IT5015775A patent/IT1040676B/it active
- 1975-06-20 DE DE2527588A patent/DE2527588C2/de not_active Expired
- 1975-06-20 DK DK281875A patent/DK281875A/da not_active Application Discontinuation
- 1975-06-20 FR FR7519419A patent/FR2275408A1/fr active Granted
- 1975-06-20 NO NO752207A patent/NO148260C/no unknown
- 1975-06-20 NL NLAANVRAGE7507418,A patent/NL171568C/xx not_active IP Right Cessation
- 1975-06-20 IL IL4753675A patent/IL47536A/xx unknown
- 1975-06-21 EG EG35475A patent/EG11772A/xx active
- 1975-06-23 IE IE1394/75A patent/IE41385B1/xx unknown
- 1975-06-23 IN IN1237/CAL/1975A patent/IN144405B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1040676B (it) | 1979-12-20 |
| TR18849A (tr) | 1977-11-01 |
| SE7507013L (sv) | 1975-12-22 |
| FI62275C (fi) | 1982-12-10 |
| NO148260C (no) | 1983-09-07 |
| NO752207L (esLanguage) | 1975-12-23 |
| FR2275408A1 (fr) | 1976-01-16 |
| IE41385L (en) | 1975-12-21 |
| JPS5114757A (esLanguage) | 1976-02-05 |
| EG11772A (en) | 1977-10-31 |
| NL171568B (nl) | 1982-11-16 |
| GB1512693A (en) | 1978-06-01 |
| AR206820A1 (es) | 1976-08-23 |
| NL171568C (nl) | 1983-04-18 |
| IE41385B1 (en) | 1979-12-19 |
| IL47536A (en) | 1978-07-31 |
| NO148260B (no) | 1983-05-30 |
| IL47536A0 (en) | 1975-08-31 |
| SE410306B (sv) | 1979-10-08 |
| IN144405B (esLanguage) | 1978-04-29 |
| NL7507418A (nl) | 1975-12-23 |
| DK281875A (da) | 1975-12-22 |
| BR7503861A (pt) | 1976-07-06 |
| AU8232675A (en) | 1976-12-23 |
| DE2527588A1 (de) | 1976-01-15 |
| JPS5929320B2 (ja) | 1984-07-19 |
| FI62275B (fi) | 1982-08-31 |
| FI751833A7 (esLanguage) | 1975-12-22 |
| FR2275408B1 (esLanguage) | 1982-07-16 |
| DE2527588C2 (de) | 1985-09-19 |
| CA1063264A (en) | 1979-09-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment |
Owner name: BIOSPHERICS INCORPORATED |
|
| PLI | Licence |
Free format text: HYDROCHEMIE-CONHAG B.V. |
|
| PLIA | Cancellation of licence |
Free format text: HYDROCHEMIE-CONHAG B.V. |
|
| PL | Patent ceased | ||
| PL | Patent ceased |