FR2024426A1 - - Google Patents
Info
- Publication number
- FR2024426A1 FR2024426A1 FR6940903A FR6940903A FR2024426A1 FR 2024426 A1 FR2024426 A1 FR 2024426A1 FR 6940903 A FR6940903 A FR 6940903A FR 6940903 A FR6940903 A FR 6940903A FR 2024426 A1 FR2024426 A1 FR 2024426A1
- 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.)
- Withdrawn
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
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Treating Waste Gases (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1778168A CH478719A (en) | 1968-11-28 | 1968-11-28 | Vertical-axis aerator for aerating liquids, especially wastewater to be treated |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2024426A1 true FR2024426A1 (en) | 1970-08-28 |
Family
ID=4428059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6940903A Withdrawn FR2024426A1 (en) | 1968-11-28 | 1969-11-27 |
Country Status (17)
Country | Link |
---|---|
US (1) | US3637196A (en) |
AT (1) | AT293297B (en) |
BE (1) | BE742365A (en) |
BG (1) | BG15247A3 (en) |
CA (1) | CA922309A (en) |
CH (1) | CH478719A (en) |
CS (1) | CS149664B2 (en) |
DE (1) | DE1959262C3 (en) |
DK (1) | DK132791C (en) |
ES (1) | ES374274A1 (en) |
FI (1) | FI48265C (en) |
FR (1) | FR2024426A1 (en) |
GB (1) | GB1283237A (en) |
LU (1) | LU59899A1 (en) |
NL (1) | NL6917793A (en) |
NO (1) | NO124988B (en) |
SE (1) | SE353891B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2325610A1 (en) * | 1975-09-24 | 1977-04-22 | Kaelin J R | SURFACE AERATOR |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1263405A (en) * | 1970-02-13 | 1972-02-09 | Hartley Simon Ltd | Improvements in or relating to aerators |
DE2559235B2 (en) * | 1975-12-30 | 1981-03-26 | Fa. Erwin Stelzer, 3530 Warburg | Gassing device |
CH630268A5 (en) * | 1978-06-12 | 1982-06-15 | Kaelin J R | SURFACE VENTILATOR. |
CA1102855A (en) * | 1979-07-31 | 1981-06-09 | Alcide Bertrand | Bearing support |
DK211281A (en) * | 1981-05-13 | 1982-11-14 | A S Frandsen | WATERING AREAS FOR WATER AREAS, ISSUE OF FISH Ponds |
CH666020A5 (en) * | 1983-12-07 | 1988-06-30 | Kaelin J R | SURFACE VENTILATION CIRCUIT AND SUCH A WASTE WATER VENTILATION BASIN. |
FI75652C (en) * | 1984-08-16 | 1988-07-11 | Sarlin Ab Oy E | Impeller at a pump, especially at an eddy current pump. |
US4904159A (en) * | 1988-07-18 | 1990-02-27 | Suburbia Systems, Inc. | Pump impeller |
EP1159276B1 (en) | 1999-03-10 | 2003-10-22 | Ciba SC Holding AG | Benzofuran-2-ones as colorants for organic materials |
US8425109B2 (en) * | 2008-03-28 | 2013-04-23 | Daniel V. Foss | Ice fishing hole maintenance system |
TWM427158U (en) * | 2012-01-06 | 2012-04-21 | zong-ming Li | Rotating blades and water mist machine having the same |
US10092810B2 (en) * | 2014-05-23 | 2018-10-09 | Mark Sheppard | Golf putting training aid |
US10688457B2 (en) | 2018-03-13 | 2020-06-23 | Arthur Jensen | Ice fishing hole preservation apparatus |
IT201900010632A1 (en) * | 2019-07-02 | 2021-01-02 | Dab Pumps Spa | IMPELLER PERFECTED FOR CENTRIFUGAL PUMP, ESPECIALLY FOR PUMP WITH RETRACTABLE IMPELLER TYPE, AND PUMP WITH A SIMILAR IMPELLER |
CN110510819A (en) * | 2019-09-02 | 2019-11-29 | 深圳市前海万绿源环保科技有限公司 | A kind of sewage gas explosion ball treatment process |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1894864A (en) * | 1928-11-02 | 1933-01-17 | Charles L Sprinkle | Air humidifier and washer |
US2120786A (en) * | 1935-08-02 | 1938-06-14 | John G Jordan | Treatment of sewage |
BE566405A (en) * | 1957-04-05 | |||
BE625109A (en) * | 1962-01-08 | 1900-01-01 | ||
FR88774E (en) * | 1962-05-07 | 1967-06-07 | ||
DE1557138B2 (en) * | 1966-02-10 | 1973-08-23 | Metallgesellschaft AG, 6000 Frank fürt | DEVICE FOR GASIFYING LIQUIDS |
US3462132A (en) * | 1967-08-07 | 1969-08-19 | Kaelin J R | System for surface aeration of liquid |
US3515375A (en) * | 1968-05-22 | 1970-06-02 | Bird Machine Co | Aeration apparatus |
US3497185A (en) * | 1968-11-20 | 1970-02-24 | Sydnor Hydrodynamics Inc | Aerating and cooling apparatus |
-
1968
- 1968-11-28 CH CH1778168A patent/CH478719A/en not_active IP Right Cessation
-
1969
- 1969-05-22 BG BG012299A patent/BG15247A3/en unknown
- 1969-05-27 CS CS376169A patent/CS149664B2/en unknown
- 1969-11-25 CA CA068377A patent/CA922309A/en not_active Expired
- 1969-11-26 GB GB5781169A patent/GB1283237A/en not_active Expired
- 1969-11-26 DE DE1959262A patent/DE1959262C3/en not_active Expired
- 1969-11-26 LU LU59899D patent/LU59899A1/xx unknown
- 1969-11-26 NL NL6917793A patent/NL6917793A/xx unknown
- 1969-11-27 NO NO4697/69A patent/NO124988B/no unknown
- 1969-11-27 SE SE1629869A patent/SE353891B/xx unknown
- 1969-11-27 FR FR6940903A patent/FR2024426A1/fr not_active Withdrawn
- 1969-11-27 AT AT1110869A patent/AT293297B/en not_active IP Right Cessation
- 1969-11-27 ES ES374274A patent/ES374274A1/en not_active Expired
- 1969-11-27 DK DK630869A patent/DK132791C/en active
- 1969-11-28 US US3637196D patent/US3637196A/en not_active Expired - Lifetime
- 1969-11-28 FI FI346269A patent/FI48265C/en active
- 1969-11-28 BE BE742365D patent/BE742365A/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2325610A1 (en) * | 1975-09-24 | 1977-04-22 | Kaelin J R | SURFACE AERATOR |
Also Published As
Publication number | Publication date |
---|---|
SE353891B (en) | 1973-02-19 |
LU59899A1 (en) | 1970-01-26 |
NL6917793A (en) | 1970-06-01 |
BE742365A (en) | 1970-05-04 |
DE1959262B2 (en) | 1973-12-06 |
DK132791B (en) | 1976-02-09 |
AT293297B (en) | 1971-09-27 |
GB1283237A (en) | 1972-07-26 |
CH478719A (en) | 1969-09-30 |
DE1959262A1 (en) | 1970-05-27 |
ES374274A1 (en) | 1971-12-16 |
FI48265B (en) | 1974-04-30 |
DK132791C (en) | 1976-07-12 |
NO124988B (en) | 1972-07-03 |
FI48265C (en) | 1974-08-12 |
CA922309A (en) | 1973-03-06 |
CS149664B2 (en) | 1973-07-25 |
US3637196A (en) | 1972-01-25 |
DE1959262C3 (en) | 1974-06-27 |
BG15247A3 (en) | 1976-08-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |