JPS6253213B2 - - Google Patents
Info
- Publication number
- JPS6253213B2 JPS6253213B2 JP55008690A JP869080A JPS6253213B2 JP S6253213 B2 JPS6253213 B2 JP S6253213B2 JP 55008690 A JP55008690 A JP 55008690A JP 869080 A JP869080 A JP 869080A JP S6253213 B2 JPS6253213 B2 JP S6253213B2
- Authority
- JP
- Japan
- Prior art keywords
- fluid
- impeller
- liquid
- chord
- length
- Prior art date
- 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
- B01F23/2331—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
- B01F23/2334—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
-
- 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
- B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
- B01F27/1133—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller the impeller being of airfoil or aerofoil type
-
- 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
- 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
- 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
- B01F23/2335—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 direction of introduction of the gas relative to the stirrer
- B01F23/23353—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 direction of introduction of the gas relative to the stirrer the gas being sucked towards the rotating stirrer
-
- 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
- B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
-
- 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)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Aviation & Aerospace Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/007,132 US4231974A (en) | 1979-01-29 | 1979-01-29 | Fluids mixing apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55102427A JPS55102427A (en) | 1980-08-05 |
JPS6253213B2 true JPS6253213B2 (en]) | 1987-11-09 |
Family
ID=21724400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP869080A Granted JPS55102427A (en) | 1979-01-29 | 1980-01-28 | Device for mixing fluid |
Country Status (5)
Country | Link |
---|---|
US (1) | US4231974A (en]) |
EP (1) | EP0015050B1 (en]) |
JP (1) | JPS55102427A (en]) |
CA (1) | CA1124415A (en]) |
DE (1) | DE3061235D1 (en]) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7803906A (nl) * | 1978-04-12 | 1979-10-16 | Noordvos Schroeven Bv | Werkwijze, inrichting en propeller voor het verdelen van een gasvormig, poedervormig of vloeibaar materiaal in een vloeistof. |
US4521349A (en) * | 1983-01-20 | 1985-06-04 | A. R. Wilfley And Sons, Inc. | Fluid diffuser for gases and liquids |
JPS60114332A (ja) * | 1983-11-24 | 1985-06-20 | Saito Katsuko | 気液混合装置 |
US4571090A (en) * | 1984-04-11 | 1986-02-18 | General Signal Corp. | Mixing systems |
AU569364B2 (en) * | 1984-04-11 | 1988-01-28 | General Signal Corporation | Mixing system using impellor to decrease adhesion on blades |
NL8800850A (nl) * | 1988-04-05 | 1989-11-01 | Philips Nv | Slagroomklopper. |
US4882098A (en) * | 1988-06-20 | 1989-11-21 | General Signal Corporation | Mass transfer mixing system especially for gas dispersion in liquids or liquid suspensions |
US4955288A (en) * | 1988-08-23 | 1990-09-11 | Chen Tsai An | Cake manufacturing machine |
US5951867A (en) * | 1991-04-18 | 1999-09-14 | Sewage Aeration System Systems, Inc. | Method for vacuum aeration of septic tanks to provide low pressure microbubbles |
GB2268420B (en) * | 1992-07-04 | 1995-11-29 | Flow Research Evaluation Diagn | Improvements relating to liquid treatment apparatus |
US5305888A (en) * | 1992-07-27 | 1994-04-26 | Meylor Donald M | Fruit/vegetable floatation grading |
US5300261A (en) * | 1992-11-12 | 1994-04-05 | Richard Von Berg | Liquid aerating apparatus |
DE29909312U1 (de) * | 1999-05-27 | 1999-08-12 | Ekato Rühr- und Mischtechnik GmbH, 79650 Schopfheim | Rührwerk |
AU2132901A (en) | 1999-11-30 | 2001-06-12 | Gerard Van Dijk | Apparatus for mixing and aerating liquid-solid slurries |
ITPC20010014A1 (it) * | 2001-03-23 | 2002-09-23 | R T N S R L | Dispositivo e metodo per miscelare un gas con un liquido o un liquidocon un liquido. |
GB2391866B (en) * | 2001-05-15 | 2004-11-10 | Inca Internat S P A | Agitation system for alkylbenzene oxidation reactors |
FR2831834B1 (fr) * | 2001-11-06 | 2004-01-02 | Christophe Montigny | Procede et dispositif combines d'alimentation par depression, de melangeage et de generation d'un flux du melange d'au moins deux fluides |
US6988949B2 (en) * | 2003-11-07 | 2006-01-24 | Gkn Driveline North America, Inc. | Constant velocity joint vent valve |
US7204760B2 (en) * | 2004-04-21 | 2007-04-17 | Gkn Driveline North America, Inc. | Constant velocity joint vent |
US8146894B2 (en) * | 2004-06-21 | 2012-04-03 | Hills Blair H | Apparatus for mixing gasses and liquids |
US7398963B2 (en) * | 2004-06-21 | 2008-07-15 | Hills Blair H | Apparatus and method for diffused aeration |
US20060087047A1 (en) * | 2004-10-22 | 2006-04-27 | Mathur Ashok N | Fluid mixing apparatus |
EP2038049A4 (en) * | 2006-01-30 | 2012-11-28 | Blair H Hills | DEVICE FOR MIXING GASES AND LIQUIDS |
JP2007253083A (ja) * | 2006-03-23 | 2007-10-04 | Ebara Corp | 攪拌曝気装置、汚水処理場 |
US8146895B2 (en) * | 2006-03-31 | 2012-04-03 | Hills Blair H | Apparatus for mixing gasses and liquids |
JP5144652B2 (ja) * | 2007-05-22 | 2013-02-13 | 株式会社東芝 | 微小気泡発生装置および方法 |
CN101235829B (zh) * | 2008-02-27 | 2010-06-23 | 中国海洋石油总公司 | 一种潜油泵用气液混合器 |
WO2013082717A1 (en) * | 2011-12-06 | 2013-06-13 | Bachellier Carl Roy | Improved impeller apparatus and dispersion method |
US9528530B2 (en) * | 2012-04-19 | 2016-12-27 | Kirk D. Hummer | System for the heating and pumping of fluid |
US11944946B2 (en) * | 2013-06-28 | 2024-04-02 | Saint-Gobain Performance Plastics Corporation | Mixing assemblies including magnetic impellers |
US9863423B2 (en) | 2014-04-14 | 2018-01-09 | Enevor Inc. | Conical impeller and applications thereof |
US10384177B2 (en) | 2014-08-13 | 2019-08-20 | Versalis S.P.A. | Rotor and stirring device |
NO20141344A1 (no) * | 2014-11-10 | 2016-05-11 | Vetco Gray Scandinavia As | System for å muliggjøre kald brønnstrøm av voks- og hydratutsatt hydrokarbonfluid |
ES2662693B2 (es) * | 2016-10-03 | 2018-10-23 | Universidad De Sevilla | Sistema agitador y difusor de un gas en líquidos |
WO2018209133A1 (en) * | 2017-05-12 | 2018-11-15 | Jerry Shevitz | Bioreactors |
WO2019126660A1 (en) * | 2017-12-22 | 2019-06-27 | Cuello Joel L | Air-stirred tank reactor (astr) for production of microorganisms and cell cultures |
WO2019126654A1 (en) | 2017-12-22 | 2019-06-27 | Cuello Joel L | Axial dispersion bioreactor (adbr) for production of microalgae and other microorganisms |
ES2738225A1 (es) * | 2018-07-20 | 2020-01-20 | Univ Sevilla | Sistema agitador y difusor de gas en líquidos y de líquidos en otros líquidos inmiscibles |
WO2020041762A1 (en) | 2018-08-24 | 2020-02-27 | Cuello Joel L | Mobile and modular cultivation systems for vertical farming |
EP3636337B1 (en) * | 2018-10-12 | 2023-08-16 | Xylem Europe GmbH | Propeller for a digestion tank mixer |
US11931703B1 (en) * | 2021-04-27 | 2024-03-19 | Satvinder Pal Singh Randhawa | Aeration equipment for wastewater treatment |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US21650A (en) * | 1858-10-05 | byrne | ||
US3123652A (en) * | 1964-03-03 | Submersible device | ||
US1580834A (en) * | 1919-10-02 | 1926-04-13 | Michael J Hunt | Carburetor |
US1632758A (en) * | 1926-06-24 | 1927-06-14 | U G I Contracting Company | Process of purifying gas |
US2041184A (en) * | 1932-04-30 | 1936-05-19 | Quaker Oats Co | Method for the production of furoic acid |
US2121458A (en) * | 1932-12-09 | 1938-06-21 | Vogelbuseh Wilhelm | Apparatus and process for aerating wort in yeast production |
US2143441A (en) * | 1937-04-19 | 1939-01-10 | Automatic Tank Cleaner Company | Oil tank cleaner |
US3092678A (en) * | 1958-04-29 | 1963-06-04 | Vogelbusch Gmbh | Apparatus for gasifying liquids |
DE1089368B (de) * | 1959-03-05 | 1960-09-22 | Kuehnle Kopp Kausch Ag | Umlaufender, mit Gasaustrittsoeffnungen versehener Feinstbegaser fuer faserstoffhaltige Fluessigkeiten |
US3512762A (en) * | 1967-08-11 | 1970-05-19 | Ajem Lab Inc | Apparatus for liquid aeration |
US3630498A (en) * | 1968-07-31 | 1971-12-28 | Namco Corp | Apparatus for gasifying and degasifying a liquid |
US3560107A (en) * | 1968-09-25 | 1971-02-02 | Gen Motors Corp | Cooled airfoil |
FI44224C (fi) * | 1970-07-17 | 1971-10-11 | Valmet Oy | Menetelmä ja laite kaasun liuottamiseksi nesteeseen |
US3779531A (en) * | 1970-08-21 | 1973-12-18 | R White | Top driven material shearing mixer and aerator |
US3775307A (en) * | 1971-04-08 | 1973-11-27 | Union Carbide Corp | System for gas sparging into liquid |
US3867488A (en) * | 1972-12-19 | 1975-02-18 | Hancel W Porterfield | Sparger Waste |
US3881669A (en) * | 1973-05-16 | 1975-05-06 | Martin Lessen | Method and apparatus for elimination of airfoil trailing vortices |
FI55451C (fi) * | 1973-08-29 | 1979-08-10 | Ja Ro Ab Oy | Anordning foer dispergering av ett medium i ett annat medium |
DE2530050A1 (de) * | 1975-07-04 | 1977-01-27 | Linde Ag | Vorrichtung zur begasung von fluessigkeiten |
GB1580211A (en) * | 1976-03-24 | 1980-11-26 | Nat Res Dev | Generation of small gas bubbles within liquid |
US4130381A (en) * | 1977-06-08 | 1978-12-19 | Levin Efim M | Impeller of axial-flow fan |
JPS5442070A (en) * | 1977-09-09 | 1979-04-03 | Kanji Sakai | Fluid agitating mixer |
-
1979
- 1979-01-29 US US06/007,132 patent/US4231974A/en not_active Expired - Lifetime
-
1980
- 1980-01-08 CA CA343,234A patent/CA1124415A/en not_active Expired
- 1980-01-10 EP EP19800300102 patent/EP0015050B1/en not_active Expired
- 1980-01-10 DE DE8080300102T patent/DE3061235D1/de not_active Expired
- 1980-01-28 JP JP869080A patent/JPS55102427A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3061235D1 (en) | 1983-01-13 |
JPS55102427A (en) | 1980-08-05 |
CA1124415A (en) | 1982-05-25 |
US4231974A (en) | 1980-11-04 |
EP0015050A1 (en) | 1980-09-03 |
EP0015050B1 (en) | 1982-12-08 |
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