DK141868C - - Google Patents
Info
- Publication number
- DK141868C DK141868C DK374772A DK374772A DK141868C DK 141868 C DK141868 C DK 141868C DK 374772 A DK374772 A DK 374772A DK 374772 A DK374772 A DK 374772A DK 141868 C DK141868 C DK 141868C
- Authority
- DK
- Denmark
Links
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
-
- 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
- C02F3/30—Aerobic and anaerobic processes
-
- 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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1703071 | 1971-11-23 | ||
| CH1703071 | 1971-11-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK141868B DK141868B (en) | 1980-07-07 |
| DK141868C true DK141868C (en) | 1980-11-24 |
Family
ID=4422226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK374772AA DK141868B (en) | 1971-11-23 | 1972-07-28 | Process for Elimination of Organic and Inorganic Bonded Nitrogen from Household and Industrial Wastewater. |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS5643797B2 (en) |
| AT (1) | AT318503B (en) |
| BE (1) | BE787184A (en) |
| BR (1) | BR7205090D0 (en) |
| CA (1) | CA986627A (en) |
| CH (1) | CH547235A (en) |
| DE (1) | DE2233801B2 (en) |
| DK (1) | DK141868B (en) |
| ES (1) | ES405822A1 (en) |
| FI (1) | FI55824C (en) |
| FR (1) | FR2160799B1 (en) |
| GB (1) | GB1406839A (en) |
| IE (1) | IE36689B1 (en) |
| IL (1) | IL40289A (en) |
| IT (1) | IT962707B (en) |
| NL (1) | NL7208783A (en) |
| NO (1) | NO134045C (en) |
| SE (1) | SE374340B (en) |
| ZA (1) | ZA726121B (en) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2426672C3 (en) * | 1974-06-01 | 1980-04-24 | Bayer Ag, 5090 Leverkusen | Process for the recoagulation of activated sludge flakes and a suitable recoagulator |
| JPS5161178A (en) * | 1974-11-22 | 1976-05-27 | Maruzen Oil Co Ltd | |
| US3994802A (en) * | 1975-04-16 | 1976-11-30 | Air Products And Chemicals, Inc. | Removal of BOD and nitrogenous pollutants from wastewaters |
| SE405351C (en) * | 1975-04-25 | 1987-06-10 | Svenska Sockerfabriks Ab | PROCEDURE FOR BIOLOGICAL CLEANING OF CARBOHYDRATE AND / OR PROTEINRIC WASTE WATER |
| JPS51127570A (en) * | 1975-04-28 | 1976-11-06 | Sumitomo Chem Co Ltd | Method for treating waste water containing nitrate nitrogen and/or nit rite nitrogen |
| CH621751A5 (en) * | 1976-09-24 | 1981-02-27 | Attisholz Cellulose | 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 |
| JPS53125359A (en) * | 1977-04-06 | 1978-11-01 | Niigata Eng Co Ltd | Method of removing nitrogen in waste water by non woven web plate |
| DE2803759C3 (en) * | 1978-01-28 | 1983-01-13 | Böhnke, Botho, Prof. Dr.-Ing. | Two-stage system for the treatment of wastewater according to the activated sludge process |
| DE2909168C2 (en) * | 1979-03-08 | 1983-10-27 | August Dr.-Ing. Schreiber | Process and device for the aerobic and anaerobic treatment of waste water |
| DE2918950A1 (en) * | 1979-05-10 | 1980-11-20 | Linde Ag | METHOD AND DEVICE FOR NITRIFICATION AND DENITRIFICATION OF SEWAGE |
| DE3002604A1 (en) * | 1980-01-25 | 1981-07-30 | Basf Ag, 6700 Ludwigshafen | METHOD AND DEVICE FOR BIOLOGICAL WASTE WATER TREATMENT |
| DE3206527A1 (en) * | 1982-02-24 | 1983-09-01 | Linde Ag, 6200 Wiesbaden | METHOD AND DEVICE FOR BIOLOGICAL NITRIFICATION OF WASTEWATER |
| AT396684B (en) * | 1991-08-06 | 1993-11-25 | Norbert Dipl Ing Dr Te Matsche | Activated sludge process for the purification of waste water |
| US5447633A (en) * | 1991-08-06 | 1995-09-05 | Austrian Energy & Environment Sgp/Waagner Biro Gmbh | Activated sludge process for sewage purification |
| AT397382B (en) * | 1992-01-14 | 1994-03-25 | Ingerle Kurt Dipl Ing Dr Techn | METHOD FOR DENITRIFYING WASTEWATER |
| WO2000005177A1 (en) * | 1998-07-24 | 2000-02-03 | Dhv Water B.V. | Process for the treatment of waste water containing specific components, e.g. ammonia |
| GB0006552D0 (en) | 2000-03-17 | 2000-05-10 | For Research In Earth And Spac | System for removing phosphorus from waste water |
| GB0230309D0 (en) * | 2002-12-31 | 2003-02-05 | Wrc Plc | Procedure for enhancing removal of ammonia in the activated sludge process for treatment of wastewaters |
| KR101162474B1 (en) * | 2004-02-02 | 2012-07-03 | 쿠리타 고교 가부시키가이샤 | Process for biological treatment of organic waste water and apparatus therefor |
| CN115465953B (en) * | 2022-10-19 | 2023-09-22 | 大连安能杰科技有限公司 | AOD biochemical reaction system for treating sewage and sewage treatment method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2049488A5 (en) * | 1969-06-11 | 1971-03-26 | South African Inventions | Division of agitated sewage between settling and aeration - zones |
-
1971
- 1971-11-23 CH CH547235D patent/CH547235A/en not_active IP Right Cessation
-
1972
- 1972-06-26 NL NL7208783A patent/NL7208783A/xx not_active Application Discontinuation
- 1972-06-27 SE SE845272A patent/SE374340B/xx unknown
- 1972-07-10 AT AT588872A patent/AT318503B/en not_active IP Right Cessation
- 1972-07-10 DE DE2233801A patent/DE2233801B2/en not_active Withdrawn
- 1972-07-11 IT IT2684572A patent/IT962707B/en active
- 1972-07-20 FI FI205972A patent/FI55824C/en active
- 1972-07-28 DK DK374772AA patent/DK141868B/en not_active IP Right Cessation
- 1972-07-28 NO NO272472A patent/NO134045C/no unknown
- 1972-07-28 BR BR509072A patent/BR7205090D0/en unknown
- 1972-07-31 FR FR7227555A patent/FR2160799B1/fr not_active Expired
- 1972-07-31 ES ES405822A patent/ES405822A1/en not_active Expired
- 1972-08-04 BE BE787184A patent/BE787184A/en not_active IP Right Cessation
- 1972-09-04 IL IL4028972A patent/IL40289A/en unknown
- 1972-09-07 IE IE1218/72A patent/IE36689B1/en unknown
- 1972-09-07 ZA ZA726121A patent/ZA726121B/en unknown
- 1972-09-08 CA CA151285A patent/CA986627A/en not_active Expired
- 1972-09-08 GB GB4168772A patent/GB1406839A/en not_active Expired
- 1972-09-14 JP JP9274872A patent/JPS5643797B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1406839A (en) | 1975-09-17 |
| IE36689B1 (en) | 1977-02-02 |
| IL40289A (en) | 1975-02-10 |
| IT962707B (en) | 1973-12-31 |
| CA986627A (en) | 1976-03-30 |
| FR2160799A1 (en) | 1973-07-06 |
| ES405822A1 (en) | 1975-07-16 |
| DK141868B (en) | 1980-07-07 |
| NO134045B (en) | 1976-05-03 |
| BE787184A (en) | 1972-12-01 |
| JPS4859659A (en) | 1973-08-21 |
| FI55824B (en) | 1979-06-29 |
| NO134045C (en) | 1976-08-11 |
| NL7208783A (en) | 1973-05-25 |
| AT318503B (en) | 1974-10-25 |
| AU4631272A (en) | 1974-03-14 |
| DE2233801B2 (en) | 1978-05-11 |
| SE374340B (en) | 1975-03-03 |
| IL40289A0 (en) | 1972-11-28 |
| DE2233801A1 (en) | 1973-05-30 |
| JPS5643797B2 (en) | 1981-10-15 |
| IE36689L (en) | 1973-05-23 |
| FI55824C (en) | 1979-10-10 |
| CH547235A (en) | 1974-03-29 |
| FR2160799B1 (en) | 1978-03-03 |
| ZA726121B (en) | 1973-05-30 |
| BR7205090D0 (en) | 1973-09-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |