IT1113275B - Dispositivo per introdurre gas in liquidi - Google Patents

Dispositivo per introdurre gas in liquidi

Info

Publication number
IT1113275B
IT1113275B IT4950677A IT4950677A IT1113275B IT 1113275 B IT1113275 B IT 1113275B IT 4950677 A IT4950677 A IT 4950677A IT 4950677 A IT4950677 A IT 4950677A IT 1113275 B IT1113275 B IT 1113275B
Authority
IT
Italy
Prior art keywords
liquid gas
introducing liquid
introducing
gas
liquid
Prior art date
Application number
IT4950677A
Other languages
English (en)
Original Assignee
Union Carbide Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of IT1113275B publication Critical patent/IT1113275B/it

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
    • B01F23/231—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
    • B01F23/231231—Diffusers consisting of rigid porous or perforated material the outlets being in the form of perforations
    • 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
    • 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
    • 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
    • B01F23/23354—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 driven away from the rotating stirrer
    • 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
    • B01F23/2336—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 location of the place of introduction of the gas relative to the stirrer
    • B01F23/23362—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 location of the place of introduction of the gas relative to the stirrer the gas being introduced under the stirrer
    • 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
    • B01F23/2336—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 location of the place of introduction of the gas relative to the stirrer
    • B01F23/23363—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 location of the place of introduction of the gas relative to the stirrer the gas being introduced above the stirrer
    • 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
    • B01F23/2366—Parts; Accessories
    • B01F23/2368—Mixing receptacles, e.g. tanks, vessels or reactors, being completely closed, e.g. hermetically closed
    • 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
    • B01F27/94—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary cylinders or cones
    • B01F27/941—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary cylinders or cones being hollow, perforated or having special stirring elements thereon
    • 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
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B01F23/23112—Mounting the bubbling devices or the diffusers comprising the use of flow guiding elements adjacent or above the gas stream
    • B01F23/231122—Mounting the bubbling devices or the diffusers comprising the use of flow guiding elements adjacent or above the gas stream the flow guiding elements being dome-shaped elements, i.e. for trapping air, e.g. cap-, umbrella- or inversed cone-shaped
    • 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
    • B01F23/231263—Diffusers characterised by the shape of the diffuser element having dome-, cap- or inversed cone-shape
    • 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
    • B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
    • 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
    • B01F27/117—Stirrers provided with conical-shaped elements, e.g. funnel-shaped
    • B01F27/1171—Stirrers provided with conical-shaped elements, e.g. funnel-shaped having holes in the surface
    • 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
    • Y10S261/27—Gas circulated in circuit
IT4950677A 1976-05-21 1977-05-20 Dispositivo per introdurre gas in liquidi IT1113275B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/688,739 US4066722A (en) 1976-05-21 1976-05-21 Apparatus for sparging gas into liquid

Publications (1)

Publication Number Publication Date
IT1113275B true IT1113275B (it) 1986-01-20

Family

ID=24765575

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4950677A IT1113275B (it) 1976-05-21 1977-05-20 Dispositivo per introdurre gas in liquidi

Country Status (8)

Country Link
US (1) US4066722A (it)
JP (1) JPS52142671A (it)
BE (1) BE854872A (it)
CA (1) CA1074294A (it)
DE (1) DE2722826A1 (it)
FR (1) FR2351693A1 (it)
GB (1) GB1584468A (it)
IT (1) IT1113275B (it)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402472A1 (fr) * 1977-09-13 1979-04-06 Alsthom Atlantique Appareil pour le maintien en suspension de produits solides et procede d'utilisation
US4309285A (en) * 1979-08-27 1982-01-05 Pat-Air, Inc. Apparatus for removing contaminants from water
US4415451A (en) * 1980-02-19 1983-11-15 Iseki & Co., Ltd. Process for waste water disposal
US4448685A (en) * 1980-11-28 1984-05-15 Frank Malina Aerating apparatus utilizing rotating impeller vane
US4643852A (en) * 1981-04-13 1987-02-17 Koslow Evan E Energy efficient phase transfer/dispersion systems and methods for using the same
US4900480A (en) * 1986-10-21 1990-02-13 Union Carbide Corporation Gas-liquid mixing
DE3818999A1 (de) * 1988-06-03 1989-12-14 Norbert Schneider Begasungs- und umwaelzgeraet fuer fluessigkeiten
US4882098A (en) * 1988-06-20 1989-11-21 General Signal Corporation Mass transfer mixing system especially for gas dispersion in liquids or liquid suspensions
US5006283A (en) * 1988-10-06 1991-04-09 General Signal Corporation Mixing system for dispersing a compressible fluid such as gas into liquid in a vessel
US4954295A (en) * 1989-01-12 1990-09-04 Aeration Industries, Inc. Propeller aerator with peripheral injection of fluid and method of using the aerator
US5143357A (en) * 1990-11-19 1992-09-01 The Carborundum Company Melting metal particles and dispersing gas with vaned impeller
DE4218027A1 (de) * 1991-05-30 1992-12-03 Marcus Dipl Ing Hoefken Hyperboloid-ruehr- und begasungssystem zum ruehren, mischen und begasen in ein- oder mehrphasigen fluiden
DE9106639U1 (it) * 1991-05-30 1991-09-05 Hoefken, Marcus, Dipl.-Ing., 8520 Erlangen, De
US5770062A (en) * 1993-05-03 1998-06-23 Wildlife Science, Inc. Device for aiding the solubilization of gases in liquids
US6096763A (en) * 1995-02-23 2000-08-01 Merck & Co., Inc. α1a adrenergic receptor antagonists
US5952351A (en) * 1995-02-23 1999-09-14 Merck & Co., Inc. Alpha 1a adrenergic receptor antagonists
US6193890B1 (en) * 1995-08-11 2001-02-27 Zenon Environmental Inc. System for maintaining a clean skein of hollow fibers while filtering suspended solids
US5925293A (en) 1996-10-04 1999-07-20 General Signal Corporation Mixer sparging apparatus
KR200187153Y1 (ko) * 1997-08-27 2000-07-01 윤종용 화상형성장치의 증기회수장치용 응축장치
US6706189B2 (en) * 1998-10-09 2004-03-16 Zenon Environmental Inc. Cyclic aeration system for submerged membrane modules
US6142458A (en) * 1998-10-29 2000-11-07 General Signal Corporation Mixing system for dispersion of gas into liquid media
DE29909312U1 (de) * 1999-05-27 1999-08-12 Ekato Ruehr Mischtechnik Rührwerk
TW439554U (en) * 1999-06-17 2001-06-07 Huang Shen Jan Sunken type high oxygen-content aeration stirring device
US6824124B2 (en) * 2000-11-08 2004-11-30 Henley Industries Limited Aerator and mixer
US7166211B1 (en) * 2003-05-01 2007-01-23 Hydros, Inc. Process and apparatus for microbial filtration and bacterial injection for one or more environmental contaminants
US20050029685A1 (en) * 2003-08-06 2005-02-10 Hang Zhao Beverage mixer/aerator
NZ528434A (en) * 2003-09-24 2005-07-29 Philadelphia Mixing Solutions Improved aerator and mixer
DE102005037295A1 (de) * 2005-08-08 2007-02-15 Dieter Frankenberger Kompakt Kläranlagen
US20070187421A1 (en) 2006-02-13 2007-08-16 Espro Inc. Method and apparatus for controlling fluid flow in a steaming pitcher
DE102007001711A1 (de) * 2007-01-11 2008-07-17 EKATO Rühr- und Mischtechnik GmbH Rühranordnung mit einem Rührorgan und einer Begasungseinrichtung
DE102007037586B3 (de) * 2007-08-09 2008-09-18 Invent Umwelt- Und Verfahrenstechnik Ag Rührvorrichtung für Belebtschlämme
WO2009018873A1 (de) * 2007-08-09 2009-02-12 Invent Umwelt-Und Verfahrenstechnik Ag Rührvorrichtung für belebtschlämme
WO2009137915A1 (en) 2008-05-12 2009-11-19 Espro Inc. Apparatus and method for extracting an infusion
US8172206B2 (en) * 2008-05-23 2012-05-08 St Lawrence Thomas System for forming mini microbubbles
CN102348497A (zh) 2009-02-10 2012-02-08 迪菲萨伊尔股份有限公司 气体溶解设备和方法
KR101501998B1 (ko) * 2011-02-28 2015-03-12 메이덴샤 코포레이션 막 분리장치
EP2690166A1 (en) * 2012-07-25 2014-01-29 Mecánica Logroñesa 71, S.L. Fermentation method and apparatus
FI124934B (fi) * 2013-01-30 2015-03-31 Outotec Oyj Sekoitussäiliöreaktori
CN103081740A (zh) * 2013-03-01 2013-05-08 苏州盛星农业科技有限公司 一种伞形支架
WO2014160350A1 (en) * 2013-03-14 2014-10-02 Kuehnle Agrosystems, Inc. Improved wastewater treatment systems and methods
US9675942B1 (en) 2013-10-15 2017-06-13 Aeration Industries International, LLC. Universal bridge and wall mounted aeration apparatus
DE102013225662A1 (de) * 2013-12-11 2015-06-11 Invent Umwelt- Und Verfahrenstechnik Ag Rührkörper zum Umwälzen von in einem Becken aufgenommenem Abwasser und Vorrichtung
USD761624S1 (en) 2014-08-05 2016-07-19 Espro, Inc. Infusing container
AU2015300836A1 (en) 2014-08-07 2017-03-30 Espro, Inc. Press for extracting an infusion
US10173184B2 (en) * 2015-03-25 2019-01-08 Schlumberger Technology Corporation Blender for mixing and pumping solids and fluids and method of use thereof
USD795630S1 (en) 2015-08-19 2017-08-29 Bruce Constantine Beverage press
USD796244S1 (en) 2016-02-11 2017-09-05 Espro, Inc. Beverage press
US11596907B1 (en) 2019-06-14 2023-03-07 Aeration Industries International, Llc Apparatus for treating fluids having improved aeration efficiency and operational durability
US11406943B1 (en) 2019-06-14 2022-08-09 Aeration Industries International, Llc Apparatus for treating fluids having improved aeration efficiency and dual function operation
CN111482046A (zh) * 2020-04-16 2020-08-04 宁夏灵智科技有限公司 一种节能环保型工业废气处理装置

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2055065A (en) * 1932-03-26 1936-09-22 Galigher Company Aerating machine
US2183071A (en) * 1937-12-03 1939-12-12 Peoples Gas By Products Corp Means for creating a dispersion of one fluid in another fluid
GB503165A (en) * 1938-04-21 1939-04-03 Sinner Ag Improvements in or connected with the aeration of liquids
US2436375A (en) * 1943-04-19 1948-02-24 American Cyanamid Co Clarifier for lubricating coolants by means of frothe flotation
US2433592A (en) * 1945-05-09 1947-12-30 Lionel E Booth Aeration method and machine
GB643948A (en) * 1948-04-22 1950-09-27 Infilco Inc Improvements in apparatus for treating liquids
US2590581A (en) * 1950-02-06 1952-03-25 Dwight W Shirley Device for aerating water
DE879081C (de) * 1951-02-23 1953-06-11 Michael Philosophow Ruehrwerk mit Luftzufuehrung
CH290287A (de) * 1951-05-11 1953-04-30 Kerag Kesselschmiede Apparate Verfahren zum Mischen von Gasen mit Flüssigkeiten und Einrichtung zur Durchführung dieses Verfahrens.
US2673724A (en) * 1951-07-14 1954-03-30 Galigher Company Impeller for flotation machines
US2996287A (en) * 1957-07-05 1961-08-15 Eastman Kodak Co Apparatus for incorporating fluids into liquids
US2928661A (en) * 1958-06-09 1960-03-15 Albert S Maclaren Gas and liquid mixing apparatus
FR90116E (fr) * 1966-02-03 1967-10-20 Fermentation S A Pour L Expl D Procédé et dispositif d'agitation avec circulation méthodique de masses liquides par insufflation de gaz
US3385576A (en) * 1967-05-02 1968-05-28 American Cyanamid Co Apparatus for dispersing a gas in a liquid
US3650513A (en) * 1969-04-04 1972-03-21 Frank D Werner Aeration device
US3547813A (en) * 1969-07-02 1970-12-15 Union Carbide Corp Biochemical oxidation with low sludge recycle
US3643403A (en) * 1970-04-29 1972-02-22 Richard E Speece Downflow bubble contact aeration apparatus and method
US3829068A (en) * 1970-09-18 1974-08-13 R Hohne Device for the distribution of gas in a liquid
US3775307A (en) * 1971-04-08 1973-11-27 Union Carbide Corp System for gas sparging into liquid
JPS5119423B1 (it) * 1971-05-20 1976-06-17
US3806452A (en) * 1971-09-13 1974-04-23 Chicago Bridge & Iron Co Dissolving low pressure gas efficiently
DE2300205A1 (de) * 1972-01-05 1973-07-26 Hitachi Ltd Vorrichtung zum in-beruehrung-bringen von gasen und fluessigkeiten
US3814396A (en) * 1972-02-16 1974-06-04 Envirotech Corp Aeration apparatus
US3917763A (en) * 1972-09-05 1975-11-04 Werner Frank D Aerator
DE2318202A1 (de) * 1973-04-11 1974-10-24 Hans Dr Ing Kohlmann Vorrichtung zum eintragen von gas in fluessigkeiten und einrichtung zur regelung der leistungsaufnahme dieser vorrichtung

Also Published As

Publication number Publication date
US4066722A (en) 1978-01-03
JPS5723532B2 (it) 1982-05-19
FR2351693A1 (fr) 1977-12-16
CA1074294A (en) 1980-03-25
GB1584468A (en) 1981-02-11
DE2722826A1 (de) 1977-12-01
BE854872A (fr) 1977-11-21
JPS52142671A (en) 1977-11-28

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