FR2209725A1 - - Google Patents
Info
- Publication number
- FR2209725A1 FR2209725A1 FR7343876A FR7343876A FR2209725A1 FR 2209725 A1 FR2209725 A1 FR 2209725A1 FR 7343876 A FR7343876 A FR 7343876A FR 7343876 A FR7343876 A FR 7343876A FR 2209725 A1 FR2209725 A1 FR 2209725A1
- 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- Withdrawn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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
-
- 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
-
- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23125—Diffusers characterised by the way in which they are assembled or mounted; Fabricating the parts of the diffusers
-
- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23126—Diffusers characterised by the shape of the diffuser element
- B01F23/231265—Diffusers characterised by the shape of the diffuser element being tubes, tubular elements, cylindrical elements or set of tubes
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth 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)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31309572 US3857910A (en) | 1972-12-07 | 1972-12-07 | Oxygenator support |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2209725A1 true FR2209725A1 (fr) | 1974-07-05 |
Family
ID=23214366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7343876A Withdrawn FR2209725A1 (fr) | 1972-12-07 | 1973-12-07 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3857910A (fr) |
JP (1) | JPS4996571A (fr) |
DE (1) | DE2361208A1 (fr) |
FR (1) | FR2209725A1 (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3977606A (en) * | 1975-05-05 | 1976-08-31 | Wyss Robert J | Diffuser device |
US4248707A (en) * | 1979-03-16 | 1981-02-03 | Thompson Marine Corporation | Gas diffuser, aerator, or sparger method |
US4524189A (en) * | 1984-03-20 | 1985-06-18 | The Dow Chemical Company | Preparation of chlorinated polyolefins |
DE3431906A1 (de) * | 1984-08-30 | 1986-03-13 | Werner, Udo, Prof. Dr.-Ing., 4350 Recklinghausen | System zum begasen von fluessigkeiten, insbesondere zur karbonisierung und/oder nitrierung von fertiggetraenken |
US4581137A (en) * | 1984-10-19 | 1986-04-08 | Ozonics Corporation | Gas diffuser tube assembly |
US4775314A (en) * | 1985-05-20 | 1988-10-04 | Shell Oil Company | Coal gasification burner |
DE4033038C2 (de) * | 1990-10-18 | 1994-02-03 | Schreiber Berthold | Belebungsanlage mit trichterförmigem Nachklärbecken |
EP0722555B1 (fr) * | 1993-10-01 | 2002-01-23 | Itt Manufacturing Enterprises, Inc. | Joint de conduite pour diffuseur |
DE19541436C2 (de) * | 1995-11-07 | 1998-10-08 | Steag Micro Tech Gmbh | Anlage zur Behandlung von Gegenständen in einem Prozeßtank |
US6543753B1 (en) | 2001-10-12 | 2003-04-08 | Environmental Dynamics, Inc. | Air diffuser membrane treated with biocide |
US7163571B2 (en) * | 2004-06-24 | 2007-01-16 | Ying Gang Ruan | Exhaust gas cooler and particulate scrubbing system |
WO2007133490A1 (fr) * | 2006-05-08 | 2007-11-22 | Tekni-Plex, Inc. | Mécanisme d'aération utilisé comme diffuseur |
US7794592B2 (en) * | 2006-06-29 | 2010-09-14 | Ralph Brown | Wastewater disinfection apparatus and methods |
MX2010000375A (es) * | 2007-07-09 | 2010-03-01 | Tanhum Feld | Sistema de irrigacion de agua que incluye emisores de irrigacion por goteo. |
CN101602542B (zh) * | 2008-06-13 | 2012-05-23 | 必德普(北京)环保科技有限公司 | 一种曝气装置 |
ITTO20110365A1 (it) * | 2011-04-27 | 2012-10-28 | Marta Jakob | Apparecchio per sanificazione dei liquidi, specificamente studiato per la sanificazione delle emulsioni lubri-refrigeranti di macchine utensili |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1920719A (en) * | 1931-01-15 | 1933-08-01 | Stich Eugen | Aerating device |
US2226958A (en) * | 1938-06-23 | 1940-12-31 | Zahm & Nagel Co Inc | Apparatus for carbonating liquids |
US3206178A (en) * | 1960-11-16 | 1965-09-14 | Fmc Corp | Diffuser tube |
US3441216A (en) * | 1964-11-16 | 1969-04-29 | Raymond J Good | Air diffuser unit for aerating sewage |
US3315895A (en) * | 1965-02-05 | 1967-04-25 | Fmc Corp | Diffuser tube |
US3432154A (en) * | 1967-11-29 | 1969-03-11 | Martin Hermann Danjes | Sewage water aeration device |
DE1784398B1 (de) * | 1968-08-03 | 1970-12-10 | Danjes Dipl Ing Martin | Einrichtung zum feinblasigen Belueften von Abwasser |
US3603509A (en) * | 1970-02-24 | 1971-09-07 | Fmc Corp | Gas dispersing apparatus |
US3626500A (en) * | 1970-07-17 | 1971-12-07 | Carl Dummann | Aeration system and method of fabrication |
-
1972
- 1972-12-07 US US31309572 patent/US3857910A/en not_active Expired - Lifetime
-
1973
- 1973-12-06 DE DE2361208A patent/DE2361208A1/de active Pending
- 1973-12-07 JP JP13624373A patent/JPS4996571A/ja active Pending
- 1973-12-07 FR FR7343876A patent/FR2209725A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS4996571A (fr) | 1974-09-12 |
DE2361208A1 (de) | 1974-06-12 |
US3857910A (en) | 1974-12-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |