FR2099206A5 - - Google Patents
Info
- Publication number
- FR2099206A5 FR2099206A5 FR7122212A FR7122212A FR2099206A5 FR 2099206 A5 FR2099206 A5 FR 2099206A5 FR 7122212 A FR7122212 A FR 7122212A FR 7122212 A FR7122212 A FR 7122212A FR 2099206 A5 FR2099206 A5 FR 2099206A5
- 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.)
- Expired
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
-
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/33—Wastewater or sewage treatment systems using renewable energies using wind energy
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)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702029908 DE2029908A1 (en) | 1970-06-18 | 1970-06-18 | Device for aerating liquids |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2099206A5 true FR2099206A5 (en) | 1972-03-10 |
Family
ID=5774228
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7122212A Expired FR2099206A5 (en) | 1970-06-18 | 1971-06-18 |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH541519A (en) |
DE (1) | DE2029908A1 (en) |
FR (1) | FR2099206A5 (en) |
GB (1) | GB1329485A (en) |
ZA (1) | ZA713963B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0916390B1 (en) * | 1997-11-14 | 2002-12-11 | Kansai Chemical Engineering Co. Ltd | Liquid ejection apparatus and liquid ejection method |
-
1970
- 1970-06-18 DE DE19702029908 patent/DE2029908A1/en active Pending
-
1971
- 1971-06-02 CH CH809571A patent/CH541519A/en not_active IP Right Cessation
- 1971-06-17 GB GB2847371A patent/GB1329485A/en not_active Expired
- 1971-06-17 ZA ZA713963A patent/ZA713963B/en unknown
- 1971-06-18 FR FR7122212A patent/FR2099206A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2029908A1 (en) | 1971-12-23 |
GB1329485A (en) | 1973-09-12 |
CH541519A (en) | 1973-09-15 |
ZA713963B (en) | 1972-02-23 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |