NL6903491A - - Google Patents
Info
- Publication number
- NL6903491A NL6903491A NL6903491A NL6903491A NL6903491A NL 6903491 A NL6903491 A NL 6903491A NL 6903491 A NL6903491 A NL 6903491A NL 6903491 A NL6903491 A NL 6903491A NL 6903491 A NL6903491 A NL 6903491A
- Authority
- NL
- Netherlands
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
- C02F3/1221—Particular type of activated sludge processes comprising treatment of the recirculated sludge
-
- 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
-
- 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
- C02F3/14—Activated sludge processes using surface aeration
- C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
-
- 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)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681708604 DE1708604C3 (de) | 1968-03-14 | 1968-03-14 | Anlage zur biologischen Reinigung von Abwasser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6903491A true NL6903491A (OSRAM) | 1969-09-16 |
Family
ID=5689015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6903491A NL6903491A (OSRAM) | 1968-03-14 | 1969-03-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3560379A (OSRAM) |
| AT (1) | AT288984B (OSRAM) |
| BE (1) | BE729631A (OSRAM) |
| CH (1) | CH484843A (OSRAM) |
| FR (1) | FR1598796A (OSRAM) |
| NL (1) | NL6903491A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2093916A1 (en) * | 1969-10-27 | 1972-02-04 | Froment Clavier Epurat | Water treatment appts - with concentric settlement and aeration tanks |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3675779A (en) * | 1971-01-27 | 1972-07-11 | Standard Oil Co | Apparatus used in purifying waste water |
| FR2148886A5 (OSRAM) * | 1971-08-09 | 1973-03-23 | Brucker Christian | |
| US4306968A (en) * | 1978-10-10 | 1981-12-22 | Mcneil Corporation | Sewage treatment system |
| IN154391B (OSRAM) * | 1979-06-28 | 1984-10-20 | Antonio Ruggeri | |
| CH664822A5 (de) * | 1980-12-05 | 1988-03-31 | Buchs Umwelttech Utb | Verfahren zur biologischen waermeerzeugung und vorrichtung zur durchfuehrung des verfahrens. |
| FR2609459A1 (fr) * | 1987-01-12 | 1988-07-15 | Tech Melange Indl | Appareil agitateur et aerateur d'une masse liquide, notamment pour station d'epuration biologique |
| US5770062A (en) * | 1993-05-03 | 1998-06-23 | Wildlife Science, Inc. | Device for aiding the solubilization of gases in liquids |
| US6808306B2 (en) * | 2003-02-14 | 2004-10-26 | Spx Corporation | Mixing vessel apparatus and method |
| US6997444B2 (en) * | 2003-04-29 | 2006-02-14 | Spx Corporation | Radial disc impeller apparatus and method |
-
1968
- 1968-12-27 FR FR1598796D patent/FR1598796A/fr not_active Expired
-
1969
- 1969-02-20 US US3560379D patent/US3560379A/en not_active Expired - Lifetime
- 1969-03-06 NL NL6903491A patent/NL6903491A/xx unknown
- 1969-03-06 CH CH343869A patent/CH484843A/de not_active IP Right Cessation
- 1969-03-10 BE BE729631D patent/BE729631A/xx unknown
- 1969-03-10 AT AT234569A patent/AT288984B/de not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2093916A1 (en) * | 1969-10-27 | 1972-02-04 | Froment Clavier Epurat | Water treatment appts - with concentric settlement and aeration tanks |
Also Published As
| Publication number | Publication date |
|---|---|
| AT288984B (de) | 1971-03-25 |
| US3560379A (en) | 1971-02-02 |
| BE729631A (OSRAM) | 1969-08-18 |
| CH484843A (de) | 1970-01-31 |
| FR1598796A (OSRAM) | 1970-07-06 |