SE436836B - Roterande gasdiffusor - Google Patents
Roterande gasdiffusorInfo
- Publication number
- SE436836B SE436836B SE7610748A SE7610748A SE436836B SE 436836 B SE436836 B SE 436836B SE 7610748 A SE7610748 A SE 7610748A SE 7610748 A SE7610748 A SE 7610748A SE 436836 B SE436836 B SE 436836B
- Authority
- SE
- Sweden
- Prior art keywords
- gas diffuser
- rotating gas
- rotating
- diffuser
- gas
- Prior art date
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
- C02F3/206—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with helical screw impellers
-
- 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
- B01F23/23123—Diffusers consisting of rigid porous or perforated material
-
- 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
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
-
- 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
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
- B01F23/23314—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/93—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary discs
-
- 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
-
- 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
-
- 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
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
- B01F23/23311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/114—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections
- B01F27/1144—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections with a plurality of blades following a helical path on a shaft or a blade support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/115—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/192—Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S261/00—Gas and liquid contact apparatus
- Y10S261/71—Sewage aerators; rotating
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)
- Mixers Of The Rotary Stirring Type (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61825775A | 1975-09-30 | 1975-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7610748L SE7610748L (sv) | 1977-03-31 |
SE436836B true SE436836B (sv) | 1985-01-28 |
Family
ID=24476970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7610748A SE436836B (sv) | 1975-09-30 | 1976-09-28 | Roterande gasdiffusor |
Country Status (8)
Country | Link |
---|---|
US (1) | US4228112A (sv) |
JP (1) | JPS5243165A (sv) |
BR (1) | BR7606447A (sv) |
CA (1) | CA1050587A (sv) |
DE (1) | DE2643691C2 (sv) |
FR (1) | FR2326225A1 (sv) |
GB (1) | GB1567452A (sv) |
SE (1) | SE436836B (sv) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4643852A (en) * | 1981-04-13 | 1987-02-17 | Koslow Evan E | Energy efficient phase transfer/dispersion systems and methods for using the same |
US4399028A (en) * | 1982-06-14 | 1983-08-16 | The Black Clawson Company | Froth flotation apparatus and method |
US4521349A (en) * | 1983-01-20 | 1985-06-04 | A. R. Wilfley And Sons, Inc. | Fluid diffuser for gases and liquids |
EP0276759A1 (de) * | 1987-01-30 | 1988-08-03 | Heinz Dipl.-Ing. Gaspard | Belüftungsvorrichtung für Becken von Klär- oder Wasseraufbereitungsanlagen |
JPH065649U (ja) * | 1991-10-17 | 1994-01-25 | 藤井電工株式会社 | 墜落防止用ベルトの伸縮調節器 |
DE19737312A1 (de) * | 1997-08-27 | 1999-03-11 | Schuran Hermann | Laufrad für Kreiselpumpen |
US6398195B1 (en) * | 1998-04-10 | 2002-06-04 | Grt, Inc. | Method of and apparatus for producing sub-micron bubbles in liquids and slurries |
US6193221B1 (en) * | 1998-04-10 | 2001-02-27 | Grt, Inc. | Method of and apparatus for producing sub-micron bubbles in liquids, slurries, and sludges |
US6142458A (en) * | 1998-10-29 | 2000-11-07 | General Signal Corporation | Mixing system for dispersion of gas into liquid media |
AU6377000A (en) * | 1999-08-04 | 2001-03-05 | Grt, Inc. | Method of and apparatus for producing sub-micron bubbles in liquids and slurries |
US7441754B2 (en) * | 2005-10-28 | 2008-10-28 | Smith & Loveless, Inc. | Apparatus for introducing a gas into a body of liquid |
JP2007253083A (ja) * | 2006-03-23 | 2007-10-04 | Ebara Corp | 攪拌曝気装置、汚水処理場 |
DE102015208694A1 (de) | 2015-05-11 | 2016-11-17 | Akvolution Gmbh | Vorrichtung und Verfahren zum Erzeugen von Gasblasen in einer Flüssigkeit |
JP5947436B1 (ja) * | 2015-09-02 | 2016-07-06 | S.P.エンジニアリング株式会社 | 多孔質体アッセンブリおよびその製造方法 |
CN109499452B (zh) * | 2018-12-07 | 2022-06-21 | 周庆芬 | 涂料分散机 |
JP7259399B2 (ja) * | 2019-02-26 | 2023-04-18 | 住友金属鉱山株式会社 | 気液界面積の算出方法及びガス吹込み口の位置設計方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1374446A (en) * | 1918-10-16 | 1921-04-12 | William E Greenawalt | Apparatus for treating liquids with gases |
US3630498A (en) * | 1968-07-31 | 1971-12-28 | Namco Corp | Apparatus for gasifying and degasifying a liquid |
US3650513A (en) * | 1969-04-04 | 1972-03-21 | Frank D Werner | Aeration device |
US3927152A (en) * | 1971-03-12 | 1975-12-16 | Fmc Corp | Method and apparatus for bubble shearing |
US3917763A (en) * | 1972-09-05 | 1975-11-04 | Werner Frank D | Aerator |
DE2406198C2 (de) * | 1974-02-09 | 1983-12-15 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von neuen 2-Amino-6-dialkylamino-dihydropyridinen |
US3992491A (en) * | 1975-09-30 | 1976-11-16 | Fmc Corporation | Rotating gas diffuser |
-
1976
- 1976-09-14 CA CA261,180A patent/CA1050587A/en not_active Expired
- 1976-09-28 SE SE7610748A patent/SE436836B/sv not_active IP Right Cessation
- 1976-09-28 FR FR7629108A patent/FR2326225A1/fr active Granted
- 1976-09-28 DE DE2643691A patent/DE2643691C2/de not_active Expired
- 1976-09-28 BR BR7606447A patent/BR7606447A/pt unknown
- 1976-09-29 JP JP11709376A patent/JPS5243165A/ja active Pending
- 1976-09-30 GB GB40642/76A patent/GB1567452A/en not_active Expired
-
1978
- 1978-05-25 US US05/909,566 patent/US4228112A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2326225B1 (sv) | 1983-01-28 |
DE2643691A1 (de) | 1977-04-07 |
DE2643691C2 (de) | 1986-03-06 |
CA1050587A (en) | 1979-03-13 |
BR7606447A (pt) | 1977-06-14 |
JPS5243165A (en) | 1977-04-04 |
SE7610748L (sv) | 1977-03-31 |
FR2326225A1 (fr) | 1977-04-29 |
GB1567452A (en) | 1980-05-14 |
US4228112A (en) | 1980-10-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7610748-1 Effective date: 19891002 Format of ref document f/p: F |