FR2132308A1 - - Google Patents
Info
- Publication number
- FR2132308A1 FR2132308A1 FR7211442A FR7211442A FR2132308A1 FR 2132308 A1 FR2132308 A1 FR 2132308A1 FR 7211442 A FR7211442 A FR 7211442A FR 7211442 A FR7211442 A FR 7211442A FR 2132308 A1 FR2132308 A1 FR 2132308A1
- Authority
- FR
- France
- 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
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
- C02F3/14—Activated sludge processes using surface aeration
- C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/234—Surface aerating
- B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
- B01F23/23421—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force the stirrers rotating about a vertical axis
- B01F23/234211—Stirrers thereof
-
- 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
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2116189A DE2116189C3 (de) | 1971-04-02 | 1971-04-02 | Verttkalachsiger Oberflächenbelüfter für Abwässer oder dergleichen Flüssigkeiten |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2132308A1 true FR2132308A1 (fr) | 1972-11-17 |
FR2132308B1 FR2132308B1 (fr) | 1976-08-06 |
Family
ID=5803721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7211442A Expired FR2132308B1 (fr) | 1971-04-02 | 1972-03-31 |
Country Status (6)
Country | Link |
---|---|
AT (1) | AT311278B (fr) |
BE (1) | BE781478A (fr) |
CH (1) | CH537750A (fr) |
DE (1) | DE2116189C3 (fr) |
FR (1) | FR2132308B1 (fr) |
NL (1) | NL7204267A (fr) |
-
1971
- 1971-04-02 DE DE2116189A patent/DE2116189C3/de not_active Expired
-
1972
- 1972-03-22 AT AT244372A patent/AT311278B/de not_active IP Right Cessation
- 1972-03-24 CH CH446972A patent/CH537750A/de not_active IP Right Cessation
- 1972-03-29 NL NL7204267A patent/NL7204267A/xx unknown
- 1972-03-30 BE BE781478A patent/BE781478A/fr unknown
- 1972-03-31 FR FR7211442A patent/FR2132308B1/fr not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Also Published As
Publication number | Publication date |
---|---|
DE2116189C3 (de) | 1975-06-12 |
AT311278B (de) | 1973-11-12 |
CH537750A (de) | 1973-06-15 |
DE2116189A1 (de) | 1972-10-05 |
BE781478A (fr) | 1972-07-17 |
DE2116189B2 (de) | 1974-10-17 |
NL7204267A (fr) | 1972-10-04 |
FR2132308B1 (fr) | 1976-08-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |