SE7606878L - Anordning for begasning av vetskor - Google Patents

Anordning for begasning av vetskor

Info

Publication number
SE7606878L
SE7606878L SE7606878A SE7606878A SE7606878L SE 7606878 L SE7606878 L SE 7606878L SE 7606878 A SE7606878 A SE 7606878A SE 7606878 A SE7606878 A SE 7606878A SE 7606878 L SE7606878 L SE 7606878L
Authority
SE
Sweden
Prior art keywords
vetskor
gasing
gasing vetskor
Prior art date
Application number
SE7606878A
Other languages
English (en)
Swedish (sv)
Inventor
J Stockner
A Wildmoser
Original Assignee
Linde Ag
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 Linde Ag filed Critical Linde Ag
Publication of SE7606878L publication Critical patent/SE7606878L/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1278Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294"Venturi" aeration means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312Diffusers
    • B01F23/23123Diffusers consisting of rigid porous or perforated material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331Mixing 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331Mixing 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
    • B01F23/23313Mixing 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 separate conduit substantially parallel with the stirrer axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2332Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements the stirrer rotating about a horizontal axis; Stirrers therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334Mixing 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
    • B01F23/23341Mixing 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2335Mixing 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
    • B01F23/23351Mixing 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 moving along the axis of rotation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2336Mixing 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
    • B01F23/23364Mixing 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 between the stirrer elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30Injector mixers
    • B01F25/31Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/14Activated sludge processes using surface aeration
    • C02F3/18Activated sludge processes using surface aeration the aerator having a horizontal axis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/20Activated sludge processes using diffusers
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/20Activated sludge processes using diffusers
    • C02F3/205Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • C02F3/207Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331Mixing 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
    • B01F23/23311Mixing 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331Mixing 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
    • B01F23/23314Mixing 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2335Mixing 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
    • B01F23/23352Mixing 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 moving perpendicular to the axis of rotation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/237Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
    • B01F23/2376Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
    • B01F23/23761Aerating, i.e. introducing oxygen containing gas in liquids
    • B01F23/237612Oxygen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05Stirrers
    • B01F27/11Stirrers characterised by the configuration of the stirrers
    • B01F27/113Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05Stirrers
    • B01F27/11Stirrers characterised by the configuration of the stirrers
    • B01F27/113Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
    • B01F27/1131Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller with holes in the propeller blade surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05Stirrers
    • B01F27/11Stirrers characterised by the configuration of the stirrers
    • B01F27/115Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
    • B01F27/1155Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis with interconnected discs, forming open frameworks or cages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/60Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological 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)
  • Hydrology & Water Resources (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Gas Separation By Absorption (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
SE7606878A 1975-07-04 1976-06-16 Anordning for begasning av vetskor SE7606878L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752530050 DE2530050A1 (de) 1975-07-04 1975-07-04 Vorrichtung zur begasung von fluessigkeiten

Publications (1)

Publication Number Publication Date
SE7606878L true SE7606878L (sv) 1977-01-05

Family

ID=5950730

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7606878A SE7606878L (sv) 1975-07-04 1976-06-16 Anordning for begasning av vetskor

Country Status (12)

Country Link
US (1) US4117048A (de)
JP (1) JPS5222163A (de)
AT (1) AT345198B (de)
AU (1) AU1560676A (de)
BE (1) BE843672A (de)
CH (1) CH604864A5 (de)
DE (1) DE2530050A1 (de)
DK (1) DK300776A (de)
ES (1) ES449559A1 (de)
FR (1) FR2315984A1 (de)
NL (1) NL7607333A (de)
SE (1) SE7606878L (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4193950A (en) * 1975-07-04 1980-03-18 Linde Aktiengesellschaft Apparatus for introducing gas into a liquid
US4290885A (en) * 1977-12-22 1981-09-22 Dochan Kwak Aeration device
US4231974A (en) * 1979-01-29 1980-11-04 General Signal Corporation Fluids mixing apparatus
PL129048B1 (en) * 1980-05-31 1984-03-31 Okregowa Spoldzielnia Mleczars Method of deeply aerating waste waters and apparatus therefor
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
US5051213A (en) * 1983-08-16 1991-09-24 Weske John R Method and apparatus for mixing fluids
US4717515A (en) * 1985-04-29 1988-01-05 Wilfley Weber, Inc. Apparatus for dispersing fluids in liquids
US4961882A (en) * 1988-06-23 1990-10-09 Exxon Research And Engineering Company Fine bubble generator and method
US5102104A (en) * 1990-03-05 1992-04-07 U.S. Gold Corporation Biological conversion apparatus
ZA919256B (en) * 1990-11-23 1992-11-25 Atomaer Pty Ltd Gas particle formation
JPH0642796Y2 (ja) * 1990-12-21 1994-11-09 阪神動力機械株式会社 水中機械式曝気攪拌装置
US5122312A (en) * 1991-03-05 1992-06-16 Mott Metallurgical Corporation Bubble injection system
US5143543A (en) * 1991-08-23 1992-09-01 U.S. Gold Corporation Biological conversion method
DE4135878A1 (de) * 1991-10-31 1993-05-06 Helmut Dipl.-Phys. 6759 Hohenoellen De Gehm Verfahren und vorrichtungen zum erzeugen grosser phasengrenzflaechen in gas/fluessig-systemen
DE4224911A1 (de) * 1992-07-09 1994-01-13 Tech Resources Pty Ltd Durchlüfter
US5925293A (en) * 1996-10-04 1999-07-20 General Signal Corporation Mixer sparging apparatus
US6398195B1 (en) * 1998-04-10 2002-06-04 Grt, Inc. Method of and apparatus for producing sub-micron bubbles in liquids and slurries
WO2005079963A2 (de) * 2004-01-20 2005-09-01 Venetec Gmbh Vorrichtung zur kontinuierlichen herstellung von substanzen mit feindispergiertem gas
ATE468958T1 (de) * 2006-12-14 2010-06-15 Sulzer Chemtech Ag Poröses dosierelement mit beschichtung
CA2717437C (en) * 2008-03-05 2018-02-13 Mark E. Campbell Molecular heater and method of heating fluids
GB2535659B (en) * 2015-07-09 2017-02-22 Ariel-University Res And Dev Company Ltd Reaction vessel having upper and lower Venturi pumps
ITUA20164423A1 (it) * 2016-05-27 2017-11-27 Teda Sas Di Cristina Soranzo & C Miscelatore esterno autoaspirante per dissoluzione/miscelazione aria in vasche di ossidazione biologica
CN113834063A (zh) * 2020-06-23 2021-12-24 株式会社能率 预混合装置及包括预混合装置的燃烧装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1250303A (en) * 1915-12-04 1917-12-18 William E Greenawalt Flotation apparatus.
FR766010A (fr) * 1932-11-22 1934-06-20 Appareil pour l'aération des liquides, notamment des moûts en fermentation provenant de la fabrication de levure, alcool, vinaigre et produits analogues
US2144385A (en) * 1935-03-18 1939-01-17 Advance Engineering Company Sewage treatment apparatus
US2221346A (en) * 1938-07-13 1940-11-12 Chicago Pump Co Air diffusing means
BE505351A (de) * 1950-08-23
US2708571A (en) * 1951-05-29 1955-05-17 Industrikemiska Ab Method and apparatus for contacting gases and liquids
NL256235A (de) * 1959-09-24 1900-01-01
US3043433A (en) * 1961-05-17 1962-07-10 Singer Oscar Caton Sewage treatment plant
DE1557051A1 (de) * 1966-08-10 1969-08-28 Eta Corp Ruehr- oder Mischvorrichtung,insbesondere Belueftungsvorrichtung fuer Klaeranlagen
US3489396A (en) * 1968-03-14 1970-01-13 Paul D Aragon Stream water aerator
DE2143518C2 (de) * 1971-08-31 1982-11-25 Versuchsanstalt Fuer Binnenschiffbau E.V., 4100 Duisburg Vorrichtung zum Anreichern von Gewässern mit Sauerstoff
DE2232514A1 (de) * 1972-07-03 1974-01-24 Messerschmitt Boelkow Blohm Einrichtung zur belueftung von gewaessern
GB1459413A (en) * 1973-03-06 1976-12-22 Laurie A H Aeration and mixing of liquids

Also Published As

Publication number Publication date
CH604864A5 (de) 1978-09-15
NL7607333A (nl) 1977-01-06
BE843672A (fr) 1976-11-03
US4117048A (en) 1978-09-26
AU1560676A (en) 1978-01-12
AT345198B (de) 1978-09-11
ES449559A1 (es) 1977-08-01
DE2530050A1 (de) 1977-01-27
FR2315984A1 (fr) 1977-01-28
ATA950275A (de) 1977-12-15
FR2315984B1 (de) 1980-04-30
JPS5222163A (en) 1977-02-19
DK300776A (da) 1977-01-05

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