NL7204267A - - Google Patents
Info
- Publication number
- NL7204267A NL7204267A NL7204267A NL7204267A NL7204267A NL 7204267 A NL7204267 A NL 7204267A NL 7204267 A NL7204267 A NL 7204267A NL 7204267 A NL7204267 A NL 7204267A NL 7204267 A NL7204267 A NL 7204267A
- 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
- C02F3/14—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)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Mixers Of The Rotary Stirring Type (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 (1)
Publication Number | Publication Date |
---|---|
NL7204267A true NL7204267A (de) | 1972-10-04 |
Family
ID=5803721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7204267A NL7204267A (de) | 1971-04-02 | 1972-03-29 |
Country Status (6)
Country | Link |
---|---|
AT (1) | AT311278B (de) |
BE (1) | BE781478A (de) |
CH (1) | CH537750A (de) |
DE (1) | DE2116189C3 (de) |
FR (1) | FR2132308B1 (de) |
NL (1) | NL7204267A (de) |
-
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/xx unknown
- 1972-03-31 FR FR7211442A patent/FR2132308B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2116189C3 (de) | 1975-06-12 |
FR2132308B1 (de) | 1976-08-06 |
FR2132308A1 (de) | 1972-11-17 |
BE781478A (fr) | 1972-07-17 |
AT311278B (de) | 1973-11-12 |
CH537750A (de) | 1973-06-15 |
DE2116189A1 (de) | 1972-10-05 |
DE2116189B2 (de) | 1974-10-17 |