FR2241498A1 - - Google Patents
Info
- Publication number
- FR2241498A1 FR2241498A1 FR7428836A FR7428836A FR2241498A1 FR 2241498 A1 FR2241498 A1 FR 2241498A1 FR 7428836 A FR7428836 A FR 7428836A FR 7428836 A FR7428836 A FR 7428836A FR 2241498 A1 FR2241498 A1 FR 2241498A1
- 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- Withdrawn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
-
- 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
- B01F23/23342—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 the stirrer being of the centrifugal type, e.g. with a surrounding stator
-
- 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
- C02F3/20—Activated sludge processes using diffusers
- C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
-
- 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
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- 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)
- Engineering & Computer Science (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (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)
- Biological Treatment Of Waste Water (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1210873A CH568247A5 (cg-RX-API-DMAC10.html) | 1973-08-23 | 1973-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2241498A1 true FR2241498A1 (cg-RX-API-DMAC10.html) | 1975-03-21 |
Family
ID=4379933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7428836A Withdrawn FR2241498A1 (cg-RX-API-DMAC10.html) | 1973-08-23 | 1974-08-22 |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US3965009A (cg-RX-API-DMAC10.html) |
| JP (1) | JPS5430215B2 (cg-RX-API-DMAC10.html) |
| AR (1) | AR207454A1 (cg-RX-API-DMAC10.html) |
| AT (1) | AT321835B (cg-RX-API-DMAC10.html) |
| BR (1) | BR7407014D0 (cg-RX-API-DMAC10.html) |
| CA (1) | CA1036722A (cg-RX-API-DMAC10.html) |
| CH (1) | CH568247A5 (cg-RX-API-DMAC10.html) |
| CS (1) | CS178928B2 (cg-RX-API-DMAC10.html) |
| DE (1) | DE2345852A1 (cg-RX-API-DMAC10.html) |
| DK (1) | DK448874A (cg-RX-API-DMAC10.html) |
| ES (1) | ES429458A1 (cg-RX-API-DMAC10.html) |
| FI (1) | FI247074A7 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2241498A1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1449625A (cg-RX-API-DMAC10.html) |
| HU (1) | HU170442B (cg-RX-API-DMAC10.html) |
| IT (1) | IT1018225B (cg-RX-API-DMAC10.html) |
| NL (1) | NL7411198A (cg-RX-API-DMAC10.html) |
| PL (1) | PL91381B1 (cg-RX-API-DMAC10.html) |
| ZA (1) | ZA745313B (cg-RX-API-DMAC10.html) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU186132B (en) * | 1982-10-06 | 1985-06-28 | Janos Fenyoevari | Terrace-coffered sewege cleaner and process for cleaning of sewers |
| CH666627A5 (de) * | 1983-06-10 | 1988-08-15 | Kaelin J R | Begasungsanlage sowie eine mit einer solchen versehene abwasserreinigungsanlage. |
| US4657677A (en) * | 1985-02-15 | 1987-04-14 | Roubicek Rudolf V | Equipment for enhanced mass transfer and control of foaming in chemical and biochemical processes |
| NL8502522A (nl) * | 1985-09-16 | 1987-04-16 | Dhv Raadgevend Ing | Werkwijze en installatie voor het reinigen van vloeistof, in het bijzonder afvalwater, volgens de actief-slibmethode. |
| US4936983A (en) * | 1989-09-01 | 1990-06-26 | Long Enterprises, Inc. | Sewage sludge treatment with gas injection |
| GB9305022D0 (en) * | 1993-03-11 | 1993-04-28 | Biwater Europ Limited | Bifilm process and plant |
| US20040188334A1 (en) * | 1998-09-28 | 2004-09-30 | Mcwhirter John R. | Novel biochemical oxidation system |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2308751A (en) * | 1941-04-24 | 1943-01-19 | Chicago By Products Corp | Means for dispersing one fluid in another fluid |
| US2527097A (en) * | 1946-05-27 | 1950-10-24 | Chicago Pump Co | Hoist |
| US2713477A (en) * | 1952-04-07 | 1955-07-19 | Mining Process & Patent Co | Dual aerating apparatus and method |
| US2801014A (en) * | 1955-01-04 | 1957-07-30 | Raymond L Colson | Unloading apparatus for railway gondola cars and the like |
| US3025962A (en) * | 1958-09-02 | 1962-03-20 | Sanitary Plastics Inc | Protective devices for septic tanks |
| GB1052164A (cg-RX-API-DMAC10.html) * | 1964-04-06 | 1900-01-01 | ||
| SE306061B (cg-RX-API-DMAC10.html) * | 1965-01-25 | 1968-11-11 | Industrikemiska Ab | |
| US3382981A (en) * | 1966-08-05 | 1968-05-14 | Quentin L. Hampton | Sewage treatment plant |
| US3470092A (en) * | 1967-05-08 | 1969-09-30 | Degremont Sa | System for the purification of waste waters |
| US3547811A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Cyclic oxygenation of bod-containing water |
| US3547814A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Bio-oxidation with low sludge yield |
| BE762109A (fr) * | 1970-02-13 | 1971-07-01 | Lefrancois Louis A A | Procede d'epuration des eaux residuaires |
-
1973
- 1973-08-23 CH CH1210873A patent/CH568247A5/xx not_active IP Right Cessation
- 1973-09-11 AT AT788273A patent/AT321835B/de not_active IP Right Cessation
- 1973-09-12 DE DE19732345852 patent/DE2345852A1/de not_active Withdrawn
- 1973-11-02 GB GB5096673A patent/GB1449625A/en not_active Expired
-
1974
- 1974-01-01 AR AR25530774A patent/AR207454A1/es active
- 1974-08-19 US US05/498,410 patent/US3965009A/en not_active Expired - Lifetime
- 1974-08-19 ZA ZA00745313A patent/ZA745313B/xx unknown
- 1974-08-21 HU HUKA001425 patent/HU170442B/hu unknown
- 1974-08-22 FI FI2470/74A patent/FI247074A7/fi unknown
- 1974-08-22 FR FR7428836A patent/FR2241498A1/fr not_active Withdrawn
- 1974-08-22 DK DK448874A patent/DK448874A/da unknown
- 1974-08-22 CA CA207,539A patent/CA1036722A/en not_active Expired
- 1974-08-22 IT IT955474A patent/IT1018225B/it active
- 1974-08-22 NL NL7411198A patent/NL7411198A/xx unknown
- 1974-08-22 JP JP9660874A patent/JPS5430215B2/ja not_active Expired
- 1974-08-22 ES ES429458A patent/ES429458A1/es not_active Expired
- 1974-08-23 BR BR701474A patent/BR7407014D0/pt unknown
- 1974-08-23 PL PL1974173641A patent/PL91381B1/pl unknown
- 1974-08-23 CS CS586574A patent/CS178928B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL91381B1 (cg-RX-API-DMAC10.html) | 1977-02-28 |
| GB1449625A (en) | 1976-09-15 |
| JPS5430215B2 (cg-RX-API-DMAC10.html) | 1979-09-28 |
| US3965009A (en) | 1976-06-22 |
| HU170442B (cg-RX-API-DMAC10.html) | 1977-06-28 |
| NL7411198A (nl) | 1975-02-25 |
| CA1036722A (en) | 1978-08-15 |
| AT321835B (de) | 1975-04-25 |
| BR7407014D0 (pt) | 1975-06-17 |
| CS178928B2 (en) | 1977-10-31 |
| FI247074A7 (cg-RX-API-DMAC10.html) | 1975-02-24 |
| DK448874A (cg-RX-API-DMAC10.html) | 1975-04-28 |
| IT1018225B (it) | 1977-09-30 |
| AR207454A1 (es) | 1976-10-08 |
| DE2345852A1 (de) | 1975-03-13 |
| ZA745313B (en) | 1975-09-24 |
| AU7258074A (en) | 1976-02-26 |
| ES429458A1 (es) | 1977-01-16 |
| JPS5054158A (cg-RX-API-DMAC10.html) | 1975-05-13 |
| CH568247A5 (cg-RX-API-DMAC10.html) | 1975-10-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |