FR2367024B1 - - Google Patents
Info
- Publication number
- FR2367024B1 FR2367024B1 FR7730117A FR7730117A FR2367024B1 FR 2367024 B1 FR2367024 B1 FR 2367024B1 FR 7730117 A FR7730117 A FR 7730117A FR 7730117 A FR7730117 A FR 7730117A FR 2367024 B1 FR2367024 B1 FR 2367024B1
- 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
- C02F3/20—Activated sludge processes using diffusers
- C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
- C02F3/207—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
-
- 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
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
- B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding the stirrer
-
- 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
- C02F3/22—Activated sludge processes using circulation pipes
- C02F3/223—Activated sludge processes using circulation pipes using "air-lift"
-
- 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
- C02F3/22—Activated sludge processes using circulation pipes
- C02F3/226—"Deep shaft" processes
-
- 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)
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US73047876A | 1976-10-07 | 1976-10-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2367024A1 FR2367024A1 (fr) | 1978-05-05 |
| FR2367024B1 true FR2367024B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-11-12 |
Family
ID=24935524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7730117A Granted FR2367024A1 (fr) | 1976-10-07 | 1977-10-06 | Appareil et procede pour le traitement biologique d'eaux residuaires |
Country Status (8)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3028336C2 (de) * | 1980-07-25 | 1985-08-01 | Wilhelm Roediger Gmbh + Co, 6450 Hanau | Verfahren zum biologischen Reinigen von Abwasser |
| JP7474601B2 (ja) * | 2020-02-18 | 2024-04-25 | アクアス株式会社 | 気液分散装置 |
-
1977
- 1977-10-06 FR FR7730117A patent/FR2367024A1/fr active Granted
- 1977-10-06 AU AU29414/77A patent/AU515052B2/en not_active Expired
- 1977-10-07 NL NL7711035A patent/NL7711035A/xx not_active Application Discontinuation
- 1977-10-07 DE DE19772745312 patent/DE2745312A1/de not_active Ceased
- 1977-10-07 IT IT2837977A patent/IT1088855B/it active
- 1977-10-07 BE BE181546A patent/BE859489A/xx not_active IP Right Cessation
- 1977-10-07 GB GB41898/77A patent/GB1584065A/en not_active Expired
- 1977-10-07 JP JP52121337A patent/JPS5835118B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5835118B2 (ja) | 1983-07-30 |
| IT1088855B (it) | 1985-06-10 |
| JPS5346166A (en) | 1978-04-25 |
| BE859489A (fr) | 1978-04-07 |
| DE2745312A1 (de) | 1978-04-13 |
| NL7711035A (nl) | 1978-04-11 |
| AU2941477A (en) | 1979-04-12 |
| FR2367024A1 (fr) | 1978-05-05 |
| GB1584065A (en) | 1981-02-04 |
| AU515052B2 (en) | 1981-03-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |