FR2172137B1 - - Google Patents

Info

Publication number
FR2172137B1
FR2172137B1 FR7304810A FR7304810A FR2172137B1 FR 2172137 B1 FR2172137 B1 FR 2172137B1 FR 7304810 A FR7304810 A FR 7304810A FR 7304810 A FR7304810 A FR 7304810A FR 2172137 B1 FR2172137 B1 FR 2172137B1
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.)
Expired
Application number
FR7304810A
Other versions
FR2172137A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Envirotech Corp
Original Assignee
Envirotech 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 Envirotech Corp filed Critical Envirotech Corp
Publication of FR2172137A1 publication Critical patent/FR2172137A1/fr
Application granted granted Critical
Publication of FR2172137B1 publication Critical patent/FR2172137B1/fr
Expired legal-status Critical Current

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
    • 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
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/82—Combinations of dissimilar mixers
    • 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
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1125—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades with vanes or blades extending parallel or oblique to the 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
    • B01F27/115—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
    • B01F27/1151—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis with holes on the surface
    • 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
    • B01F27/1154—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis the discs being cup shaped, e.g. semi sphere
    • 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

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)
  • Mixers Of The Rotary Stirring Type (AREA)
FR7304810A 1972-02-16 1973-02-12 Expired FR2172137B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22685572 US3814396A (en) 1972-02-16 1972-02-16 Aeration apparatus

Publications (2)

Publication Number Publication Date
FR2172137A1 FR2172137A1 (fr) 1973-09-28
FR2172137B1 true FR2172137B1 (fr) 1978-02-10

Family

ID=22850689

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7304810A Expired FR2172137B1 (fr) 1972-02-16 1973-02-12

Country Status (9)

Country Link
US (1) US3814396A (fr)
JP (1) JPS5123819B2 (fr)
AU (1) AU468004B2 (fr)
BR (1) BR7301062D0 (fr)
CA (1) CA972878A (fr)
DE (2) DE7305632U (fr)
FR (1) FR2172137B1 (fr)
GB (1) GB1381841A (fr)
IT (1) IT978463B (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7310255A (fr) * 1972-09-01 1974-03-05
JPS5281948A (en) * 1975-12-29 1977-07-08 Ebara Corp Aeration device
JPS5281953A (en) * 1975-12-29 1977-07-08 Ebara Corp Aeration device
JPS5281952A (en) * 1975-12-29 1977-07-08 Ebara Corp Aeration device
US4066722A (en) * 1976-05-21 1978-01-03 Union Carbide Corporation Apparatus for sparging gas into liquid
JPS5511059A (en) * 1978-07-10 1980-01-25 Hanshin Doryoku Kikai Kk Underwater aerator
JPS5592000U (fr) * 1978-12-21 1980-06-25
DE3313382A1 (de) * 1982-04-14 1983-10-27 Takeda Chemical Industries Ltd Gas-fluessigkeit-kontaktiervorrichtung
FI68533C (fi) * 1983-12-29 1985-10-10 Outokumpu Oy Repeterande flotationsmaskin
US4900480A (en) * 1986-10-21 1990-02-13 Union Carbide Corporation Gas-liquid mixing
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
BE1003626A3 (nl) * 1989-09-27 1992-05-05 Den Bogaert Bernard Van Werkwijze voor het oplossen van een gas in een volume vloeistof en daarbij gebruikte inrichting.
US5143357A (en) * 1990-11-19 1992-09-01 The Carborundum Company Melting metal particles and dispersing gas with vaned impeller
DE9106768U1 (de) * 1991-06-03 1991-07-25 Stelzer Ruehrtechnik Gmbh, 3530 Warburg Begasungsrührer
CA2097648C (fr) * 1992-06-12 1998-04-28 Ronald E. Gilbert Pompe a metal en fusion avec roue a palettes et chambre de pompage dirigeant le debit
US5634770A (en) * 1992-06-12 1997-06-03 Metaullics Systems Co., L.P. Molten metal pump with vaned impeller
US5770062A (en) * 1993-05-03 1998-06-23 Wildlife Science, Inc. Device for aiding the solubilization of gases in liquids
US5597289A (en) * 1995-03-07 1997-01-28 Thut; Bruno H. Dynamically balanced pump impeller
US5925293A (en) * 1996-10-04 1999-07-20 General Signal Corporation Mixer sparging apparatus
US6019576A (en) * 1997-09-22 2000-02-01 Thut; Bruno H. Pumps for pumping molten metal with a stirring action
US6142458A (en) * 1998-10-29 2000-11-07 General Signal Corporation Mixing system for dispersion of gas into liquid media
US6280636B1 (en) * 1999-01-29 2001-08-28 Chl Lc Enhancement of oxygen transfer from diffused gas aerators
EP1201296A1 (fr) * 2000-10-23 2002-05-02 Roland Hänggi Dispositif pour introduire un gaz dans un liquide
US7377497B2 (en) * 2005-09-16 2008-05-27 Philadelphia Gear Corporation Aeration system and method
FR2892642B1 (fr) * 2005-10-28 2007-11-30 Prosign Sa Fondoir pour homogeneiser et chauffer un produit, notamment une composition de marquage au sol
JP2008012474A (ja) * 2006-07-07 2008-01-24 Sumitomo Heavy Industries Environment Co Ltd 水中撹拌曝気装置
US7651075B2 (en) * 2007-06-01 2010-01-26 Rhos Enterprise, Inc Bubble generator
FI124934B (fi) * 2013-01-30 2015-03-31 Outotec Oyj Sekoitussäiliöreaktori
CN106621979A (zh) * 2017-02-08 2017-05-10 安徽鹰龙工业设计有限公司 一种横向推动液体流动的搅拌装置
FR3079227A1 (fr) * 2018-03-23 2019-09-27 Lab Sa Procede et installation pour le traitement d'eau
CN114100477B (zh) * 2021-11-20 2022-07-15 郑州金手指健康科技有限公司 治疗呼吸道感染的中药乳膏混合制备装置及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1526596A (en) * 1922-06-09 1925-02-17 William E Greenawalt Apparatus for treating liquids with gases
US2448590A (en) * 1946-10-18 1948-09-07 Roland E Gunther Apparatus for dispersing gases in liquids
US2767964A (en) * 1954-03-11 1956-10-23 Galigher Company Impeller-stator combination for flotation machines
US2928661A (en) * 1958-06-09 1960-03-15 Albert S Maclaren Gas and liquid mixing apparatus
US3439904A (en) * 1966-05-16 1969-04-22 Mixing Equipment Co Inc Multistage absorption column contactor for dispersing gas in liquids or slurries
US3387832A (en) * 1967-05-02 1968-06-11 American Cyanamid Co Apparatus for dispersing a gas in a liquid
FR1580389A (fr) * 1968-07-03 1969-09-05

Also Published As

Publication number Publication date
AU468004B2 (en) 1975-12-18
AU5116973A (en) 1974-07-18
IT978463B (it) 1974-09-20
BR7301062D0 (pt) 1973-12-18
DE2307328A1 (de) 1973-08-30
CA972878A (en) 1975-08-12
US3814396A (en) 1974-06-04
JPS5123819B2 (fr) 1976-07-20
JPS4893148A (fr) 1973-12-03
DE7305632U (de) 1976-01-02
FR2172137A1 (fr) 1973-09-28
GB1381841A (en) 1975-01-29

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Legal Events

Date Code Title Description
ST Notification of lapse