DE68909760D1 - Gas-/Flüssigkeits-Mischer. - Google Patents
Gas-/Flüssigkeits-Mischer.Info
- Publication number
- DE68909760D1 DE68909760D1 DE89123840T DE68909760T DE68909760D1 DE 68909760 D1 DE68909760 D1 DE 68909760D1 DE 89123840 T DE89123840 T DE 89123840T DE 68909760 T DE68909760 T DE 68909760T DE 68909760 D1 DE68909760 D1 DE 68909760D1
- Authority
- DE
- Germany
- Prior art keywords
- gas
- liquid mixer
- mixer
- liquid
- 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 - Fee Related
Links
Classifications
-
- 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
- B01F27/1921—Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements comprising helical elements and paddles
-
- 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
- B01F27/96—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with openwork frames or cages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/006—Baffles
-
- 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
- B01F23/2334—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
- 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
- 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
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
- B01J19/1875—Stationary reactors having moving elements inside resulting in a loop-type movement internally, i.e. the mixture circulating inside the vessel such that the upwards stream is separated physically from the downwards stream(s)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
-
- 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
- B01F23/2336—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
- 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
- B01F27/1121—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades pin-shaped
-
- 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
- B01F27/19—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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/289,265 US4919849A (en) | 1988-12-23 | 1988-12-23 | Gas-liquid mixing process and apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68909760D1 true DE68909760D1 (de) | 1993-11-11 |
DE68909760T2 DE68909760T2 (de) | 1994-01-27 |
Family
ID=23110776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89123840T Expired - Fee Related DE68909760T2 (de) | 1988-12-23 | 1989-12-22 | Gas-/Flüssigkeits-Mischer. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4919849A (de) |
EP (1) | EP0374967B1 (de) |
JP (1) | JPH062219B2 (de) |
KR (1) | KR950002793B1 (de) |
BR (1) | BR8906725A (de) |
CA (1) | CA2006590C (de) |
DE (1) | DE68909760T2 (de) |
MX (1) | MX166564B (de) |
Families Citing this family (66)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0439013B1 (de) * | 1990-01-04 | 1993-11-24 | Praxair Technology, Inc. | Vergrösserte Gas-Flüssigkeit-Reaktionen |
US5009816A (en) * | 1990-04-26 | 1991-04-23 | Union Carbide Industrial Gases Technology Corporation | Broad liquid level gas-liquid mixing operations |
FR2662616B1 (fr) * | 1990-05-31 | 1994-07-08 | Anjou Rech | Installation pour le traitement de flux liquides a contacteur monophasique, et dispositif recirculateur-degazeur pour une telle installation. |
FR2672230B1 (fr) * | 1991-02-04 | 1993-04-16 | Anjou Rech | Installation de melange de deux phases fluides par agitation mecanique, notamment pour le traitement des eaux par transfert de gaz oxydant, et utilisation d'une telle installation. |
US5261783A (en) * | 1991-12-09 | 1993-11-16 | U.S. Water Technologies, Inc. | Kinetic pump having a centerless impeller |
US5244603A (en) * | 1992-07-17 | 1993-09-14 | Praxair Technology, Inc. | Enhanced gas-liquid mixing under variable liquid operating level conditions |
US6145815A (en) * | 1992-08-17 | 2000-11-14 | Praxair Technology, Inc. | System for enhanced gas dissolution having a hood positioned over the impeller with segregating rings |
US5451348A (en) * | 1994-04-18 | 1995-09-19 | Praxair Technology, Inc. | Variable liquid level eductor/impeller gas-liquid mixing apparatus and process |
US5422044A (en) * | 1994-04-25 | 1995-06-06 | Praxair Technology, Inc. | Method and apparatus for mixing a cold gas with a hot liquid |
DE69522365T2 (de) * | 1994-05-11 | 2002-05-23 | Praxair Technology Inc | Verbesserungen bei der Oxidation organischer Chemikalien |
FR2721229B1 (fr) * | 1994-06-16 | 1996-09-06 | Cise Internationale | Dispositif d'aération et de brassage d'un liquide comme par exemple les effluents graisseux. |
US5454986A (en) * | 1994-08-04 | 1995-10-03 | Lessen; Martin | Down-flow batch mixing system |
US5856533A (en) * | 1995-12-28 | 1999-01-05 | Praxair Technology, Inc. | High efficiency heat and mass transfer for vapor phase heterogeneous reactions |
FI101862B1 (fi) * | 1996-02-19 | 1998-09-15 | Overcraft Oy | Sekoitin kahden virtaavan väliaineen sekoittamiseksi keskenään |
US5846498A (en) * | 1996-02-27 | 1998-12-08 | Praxair Technology, Inc. | Reactor system |
US6084125A (en) * | 1996-02-27 | 2000-07-04 | Praxair Technology, Inc. | Process for producing aliphatic acids using a reactor system having a shell and a tube reactor configuration to force circulation of reaction liquid |
US5762418A (en) * | 1996-07-19 | 1998-06-09 | Van Drie; Gerhardt Woodrow | Submarine-type liquid mixer |
US6036357A (en) * | 1996-07-19 | 2000-03-14 | Van Drie; Gerhardt Woodrow | Submarine-type liquid mixer |
US6460830B1 (en) * | 1997-01-08 | 2002-10-08 | Carbofil International | Device for stirring and aerating a liquid and eliminating foam in a tank for treating said liquid |
US5916491A (en) * | 1997-01-16 | 1999-06-29 | Rhone-Poulenc, Inc. | Gas-liquid vortex mixer and method |
DE19703551A1 (de) * | 1997-01-31 | 1998-08-13 | Bayer Ag | Axialförderer, vorzugsweise mit Begasungselement, und Schlaufenreaktor, diesen enthaltend |
CA2201224C (en) * | 1997-03-27 | 2004-12-07 | Annette Lynn Burke | Dual shear mixing element |
US5925290A (en) * | 1997-08-08 | 1999-07-20 | Rhone-Poulenc Inc. | Gas-liquid venturi mixer |
US6362367B2 (en) | 1998-04-21 | 2002-03-26 | Union Carbide Chemicals & Plastics Technology Corp. | Preparation of organic acids |
US6029955A (en) * | 1998-05-23 | 2000-02-29 | Drie; Gerhardt Van | Counterbalanced dual submarine-type liquid mixer pairs |
US6158722A (en) * | 1998-09-23 | 2000-12-12 | General Signal Corporation | Mixing system for introducing and dispersing gas into liquids |
US5972661A (en) * | 1998-09-28 | 1999-10-26 | Penn State Research Foundation | Mixing systems |
AT409595B (de) * | 1999-02-22 | 2002-09-25 | Gerald Jun Ossig | Fluidmischer |
US6322056B1 (en) | 1999-09-28 | 2001-11-27 | Gerhardt Van Drie | Submarine type liquid mixer with aeration |
MXPA00011275A (es) * | 1999-11-17 | 2002-05-23 | Praxair Technology Inc | Reactor intermitente con gas reactivo a demanda. |
US6273402B1 (en) * | 2000-01-10 | 2001-08-14 | Praxair Technology, Inc. | Submersible in-situ oxygenator |
US6554259B2 (en) | 2000-03-08 | 2003-04-29 | Gerhardt Van Drie | High dissolved oxygen mixer-digester |
US6422736B1 (en) * | 2000-06-21 | 2002-07-23 | Eastman Kodak Company | Scalable impeller apparatus for preparing silver halide grains |
FR2823742B1 (fr) * | 2001-04-19 | 2004-03-12 | Alain Boulant | Dispositif pour brasser et aerer un liquide dans une cuve de traitement |
FR2823743B1 (fr) * | 2001-04-19 | 2004-03-12 | Alain Boulant | Dispositif pour brasser et aerer un liquide dans une cuve de traitement |
US6926437B2 (en) * | 2002-09-10 | 2005-08-09 | Gerhardt Van Drie | Gravity powered mixer system |
US6814344B2 (en) * | 2002-11-22 | 2004-11-09 | Nesson Enterprises | Method and apparatus for circulating fluids in a body of liquid |
US20040240315A1 (en) * | 2003-06-02 | 2004-12-02 | Balan Prakash G. | Slotted draft tube mixing systems |
US8146894B2 (en) * | 2004-06-21 | 2012-04-03 | Hills Blair H | Apparatus for mixing gasses and liquids |
US7628528B2 (en) * | 2005-10-26 | 2009-12-08 | PRS Biotech, Inc. | Pneumatic bioreactor |
US20080261299A1 (en) * | 2007-04-23 | 2008-10-23 | Zeikus J Gregory | Pneumatic Bioreactor |
US8790913B2 (en) | 2005-10-26 | 2014-07-29 | Pbs Biotech, Inc. | Methods of using pneumatic bioreactors |
DE102006008687A1 (de) * | 2006-02-24 | 2007-08-30 | Bayer Technology Services Gmbh | Verfahren und Vorrichtung zur Be- und Entgasung von Flüssigkeiten |
US7497949B2 (en) * | 2006-11-21 | 2009-03-03 | Praxair Technology, Inc. | System and method for oxygenating an aerobic sludge digester |
US7455776B2 (en) * | 2006-11-21 | 2008-11-25 | Praxair Technology, Inc. | Method for mixing high viscous liquids with gas |
US7713730B2 (en) * | 2007-04-24 | 2010-05-11 | Pbs Biotech, Inc. | Pneumatic bioreactor |
US7699986B2 (en) * | 2007-08-24 | 2010-04-20 | Praxair Technology, Inc. | Method for activated sludge wastewater treatment with high dissolved oxygen levels |
WO2009132192A2 (en) * | 2008-04-25 | 2009-10-29 | Pbs Biotech, Inc. | Bioreactor apparatus |
US8387957B2 (en) * | 2009-01-29 | 2013-03-05 | Aqua-Aerobic Systems, Inc. | Downflow mixers with gas injection devices and/or baffles |
US7963508B1 (en) * | 2009-06-01 | 2011-06-21 | Mcguffin Thomas R | Method and apparatus for digesting sludge |
ES2616744T3 (es) * | 2010-03-15 | 2017-06-14 | Dow Global Technologies Llc | Método de separación con un dispositivo colaescedor |
US20120295248A1 (en) * | 2011-05-19 | 2012-11-22 | Cheng Alan T | Systems and methods for dynamic gas control in a disposable vessel |
FR2975606B1 (fr) * | 2011-05-25 | 2013-05-31 | Air Liquide | Equipement pour l'injection d'un gaz dans un bassin d'epuration |
CN103100356B (zh) * | 2011-11-10 | 2015-06-17 | 中国石油化工股份有限公司 | 一种沸腾床加氢反应器及应用 |
US9630355B2 (en) | 2011-11-30 | 2017-04-25 | King Abdulaziz City For Science And Technology | Batch mixer with plunger |
JP6033457B2 (ja) * | 2013-10-18 | 2016-11-30 | 三菱重工業株式会社 | 燃料噴射器 |
US9745735B2 (en) | 2014-06-27 | 2017-08-29 | David Stevenson | Intake nozzle for suction hose |
US10195471B2 (en) * | 2014-08-01 | 2019-02-05 | Leonard E. Doten | Aircraft firefighting tank with mixing |
CN107175002B (zh) * | 2017-07-17 | 2019-12-24 | 宏伟建设工程股份有限公司 | 一种基于循环式混合原理的节能环保型污水处理设备 |
CN108816072A (zh) * | 2018-06-12 | 2018-11-16 | 合肥丰洁生物科技有限公司 | 一种化妆品生产用搅拌釜 |
US11725781B2 (en) | 2019-02-11 | 2023-08-15 | Watts Regulator Co. | Pressure relief cover assembly |
US11333264B2 (en) | 2019-02-11 | 2022-05-17 | Watts Regulator Co. | Manifold assembly for a water filter system |
US11471794B2 (en) | 2019-02-11 | 2022-10-18 | Watts Regulator Co. | Filter cartridge for a whole house water filtering system |
CN111252914B (zh) * | 2020-01-18 | 2020-11-17 | 海兴县新源化工有限公司 | 一种无磷缓蚀阻垢剂及制备装置及制备方法 |
US11352276B2 (en) * | 2020-05-01 | 2022-06-07 | Aqua-Aerobic Systems, Inc. | Flow straightening vane for aerator |
CN112934048B (zh) * | 2021-02-25 | 2023-02-07 | 徐州清流水环保科技有限公司 | 一种聚合硫酸铁固体颗粒生产设备 |
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DE7411389U (de) * | 1974-07-04 | Mueller H | ||
US32562A (en) * | 1861-06-18 | Ealph hill | ||
US2293183A (en) * | 1939-04-03 | 1942-08-18 | American Well Works | Mixing turbine |
US2404679A (en) * | 1945-04-04 | 1946-07-23 | Andron Philip | Carbonator |
US3776531A (en) * | 1972-03-16 | 1973-12-04 | M Ebner | Apparatus and propeller for entraining fluids in liquids |
US3846516A (en) * | 1972-09-25 | 1974-11-05 | Rockwell International Corp | Aerator device and method |
FR2218134A1 (en) * | 1973-10-25 | 1974-09-13 | Kodak Pathe | Detachable aerating attachment for impeller - fitting over shaft, with tubes leading to trailing edges |
US4193950A (en) * | 1975-07-04 | 1980-03-18 | Linde Aktiengesellschaft | Apparatus for introducing gas into a liquid |
US4145383A (en) * | 1976-09-01 | 1979-03-20 | Howard Machinery Limited | Slurry aeration method and apparatus |
US4290885A (en) * | 1977-12-22 | 1981-09-22 | Dochan Kwak | Aeration device |
DE2906599B1 (de) * | 1979-02-21 | 1979-10-25 | Voith Gmbh J M | Flotationsvorrichtung |
EP0027911B1 (de) * | 1979-10-02 | 1984-06-27 | Union Carbide Corporation | Vorrichtung zum Begasen einer Flüssigkeit |
EP0027912A1 (de) * | 1979-10-02 | 1981-05-06 | Union Carbide Corporation | Vorrichtung zum Begasen einer Flüssigkeit |
US4454077A (en) * | 1982-07-08 | 1984-06-12 | Union Carbide Corporation | Process and apparatus for mixing a gas and a liquid |
USRE32562E (en) | 1982-07-08 | 1987-12-15 | Union Carbide Corporation | Process and apparatus for mixing a gas and a liquid |
JPS6244967A (ja) * | 1985-08-22 | 1987-02-26 | 富士通株式会社 | 電磁シ−ルドコネクタの構造 |
ATE80060T1 (de) * | 1986-10-21 | 1992-09-15 | Union Carbide Corp | Verfahren und vorrichtung zum mischen von gasen und fluessigkeiten. |
-
1988
- 1988-12-23 US US07/289,265 patent/US4919849A/en not_active Expired - Lifetime
-
1989
- 1989-12-22 CA CA002006590A patent/CA2006590C/en not_active Expired - Fee Related
- 1989-12-22 JP JP1331481A patent/JPH062219B2/ja not_active Expired - Lifetime
- 1989-12-22 DE DE89123840T patent/DE68909760T2/de not_active Expired - Fee Related
- 1989-12-22 MX MX018869A patent/MX166564B/es unknown
- 1989-12-22 KR KR1019890019757A patent/KR950002793B1/ko not_active IP Right Cessation
- 1989-12-22 BR BR898906725A patent/BR8906725A/pt not_active IP Right Cessation
- 1989-12-22 EP EP89123840A patent/EP0374967B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4919849A (en) | 1990-04-24 |
EP0374967B1 (de) | 1993-10-06 |
CA2006590C (en) | 1993-10-05 |
DE68909760T2 (de) | 1994-01-27 |
KR900009127A (ko) | 1990-07-02 |
BR8906725A (pt) | 1990-08-21 |
JPH02273526A (ja) | 1990-11-08 |
MX166564B (es) | 1993-01-18 |
CA2006590A1 (en) | 1990-06-23 |
KR950002793B1 (ko) | 1995-03-27 |
JPH062219B2 (ja) | 1994-01-12 |
EP0374967A1 (de) | 1990-06-27 |
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Legal Events
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