ATE441473T1 - Vorrichtung zur diffundierten belüftung - Google Patents
Vorrichtung zur diffundierten belüftungInfo
- Publication number
- ATE441473T1 ATE441473T1 AT05772098T AT05772098T ATE441473T1 AT E441473 T1 ATE441473 T1 AT E441473T1 AT 05772098 T AT05772098 T AT 05772098T AT 05772098 T AT05772098 T AT 05772098T AT E441473 T1 ATE441473 T1 AT E441473T1
- Authority
- AT
- Austria
- Prior art keywords
- impeller
- liquid
- draft tube
- gas
- rotation
- Prior art date
Links
- 238000009423 ventilation Methods 0.000 title 1
- 239000007788 liquid Substances 0.000 abstract 6
- 230000004323 axial length Effects 0.000 abstract 1
Classifications
-
- 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
- B01F23/23313—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 separate conduit substantially parallel with the 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
- B01F23/23311—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
- B01F23/2334—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
-
- 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
- B01F27/1132—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller with guiding tubes or tubular segments fixed to and surrounding the tips of the propeller blades, e.g. for supplementary mixing
-
- 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
- B01F27/84—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers rotating at different speeds or in opposite directions about the same axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2215/00—Auxiliary or complementary information in relation with mixing
- B01F2215/04—Technical information in relation with mixing
- B01F2215/0409—Relationships between different variables defining features or parameters of the apparatus or process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2215/00—Auxiliary or complementary information in relation with mixing
- B01F2215/04—Technical information in relation with mixing
- B01F2215/0413—Numerical information
- B01F2215/0418—Geometrical information
- B01F2215/0422—Numerical values of angles
-
- 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
- B01F27/191—Stirrers with two or more mixing elements mounted in sequence on the same axis with similar elements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US58169704P | 2004-06-21 | 2004-06-21 | |
| PCT/US2005/021658 WO2006009954A1 (en) | 2004-06-21 | 2005-06-21 | Apparatus and method for diffused aeration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE441473T1 true ATE441473T1 (de) | 2009-09-15 |
Family
ID=35058537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT05772098T ATE441473T1 (de) | 2004-06-21 | 2005-06-21 | Vorrichtung zur diffundierten belüftung |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7398963B2 (de) |
| EP (1) | EP1765486B1 (de) |
| AT (1) | ATE441473T1 (de) |
| CA (1) | CA2570936C (de) |
| DE (1) | DE602005016411D1 (de) |
| WO (1) | WO2006009954A1 (de) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7892421B2 (en) * | 2003-06-05 | 2011-02-22 | Aqua-Aerobic Systems, Inc. | Stationary cloth media filtration and self-aligning backwash assembly |
| US8146894B2 (en) * | 2004-06-21 | 2012-04-03 | Hills Blair H | Apparatus for mixing gasses and liquids |
| EP2038049A4 (de) * | 2006-01-30 | 2012-11-28 | Blair H Hills | Vorrichtung zum mischen von gasen und flüssigkeiten |
| US8387957B2 (en) * | 2009-01-29 | 2013-03-05 | Aqua-Aerobic Systems, Inc. | Downflow mixers with gas injection devices and/or baffles |
| US20110135495A1 (en) * | 2009-12-07 | 2011-06-09 | Hassan Mohajer | Fluid driver |
| JP5851134B2 (ja) * | 2011-07-08 | 2016-02-03 | 株式会社西原環境 | 汚泥消化装置 |
| AU2012289899B2 (en) * | 2011-08-04 | 2017-05-18 | Hugh B. Nicholson | Aeration system |
| US20130140246A1 (en) * | 2011-12-01 | 2013-06-06 | Malcolm Fabiyi | Method and system for enhancing mass transfer in aeration/oxygenation systems |
| RU2492920C2 (ru) * | 2011-12-29 | 2013-09-20 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Мешалка |
| FI124934B (fi) * | 2013-01-30 | 2015-03-31 | Outotec Oyj | Sekoitussäiliöreaktori |
| KR20160145285A (ko) * | 2015-06-10 | 2016-12-20 | 주식회사 한국아쿠오시스 | 인공 소용돌이 생성장치 |
| KR101663246B1 (ko) | 2016-01-29 | 2016-10-06 | 고려대학교 산학협력단 | 교반-폭기용 상반회전 다층 프로펠러 유니트 |
| RU180146U1 (ru) * | 2018-01-18 | 2018-06-05 | Общество с ограниченной ответственностью "Компания Хома" | Мешалка |
| US10792627B2 (en) * | 2018-05-08 | 2020-10-06 | Sensia Llc | Fluid mixing systems and methods |
| US10245546B1 (en) | 2018-08-22 | 2019-04-02 | H & H Inventions & Enterprises, Inc. | Exhaust gas purification method and system |
| CN110215857B (zh) * | 2019-05-20 | 2021-07-20 | 深圳市尚水智能设备有限公司 | 一种叶轮组件及使用该组件的固体和液体混合设备 |
| MX388755B (es) * | 2019-11-22 | 2025-03-20 | Julian Martinez Fonseca | Equipo de gasificación, bombeo y mezclado de fluidos. |
| US11352276B2 (en) * | 2020-05-01 | 2022-06-07 | Aqua-Aerobic Systems, Inc. | Flow straightening vane for aerator |
| CN111992143B (zh) * | 2020-08-24 | 2022-09-09 | 中国石油化工股份有限公司 | 一种气液分配设备 |
| EP4213960A4 (de) * | 2020-11-13 | 2024-06-19 | Enersul Inc. | Rotodynamische entgasungspumpeinheit und rotorlagerdesign |
| CN113117540B (zh) * | 2021-03-16 | 2022-11-04 | 中工武大设计研究有限公司 | 一种混肥过滤系统及方法 |
| CN113697971B (zh) * | 2021-07-26 | 2022-07-12 | 吉林大学 | 一种潜水曝气机 |
| CN115007010B (zh) * | 2022-06-14 | 2023-08-08 | 江苏惠尔泵业有限公司 | 一种可调节流量高扬程气液混合泵 |
| CN119641318B (zh) * | 2024-12-26 | 2025-09-16 | 东营市开源科技发展有限责任公司 | 一种分段压裂示踪产能分析测试方法 |
Family Cites Families (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2063301A (en) * | 1934-12-24 | 1936-12-08 | Chicago Pump Co | Aerator |
| US2293183A (en) * | 1939-04-03 | 1942-08-18 | American Well Works | Mixing turbine |
| US3532327A (en) * | 1968-06-28 | 1970-10-06 | George G Landberg | Draft tube arrangement for starting-up and settled solids |
| US3630498A (en) * | 1968-07-31 | 1971-12-28 | Namco Corp | Apparatus for gasifying and degasifying a liquid |
| US3606273A (en) * | 1970-01-15 | 1971-09-20 | Aqua Aerobic Systems Inc | Float,pump and motor assembly |
| US3643403A (en) * | 1970-04-29 | 1972-02-22 | Richard E Speece | Downflow bubble contact aeration apparatus and method |
| US3677528A (en) * | 1970-12-31 | 1972-07-18 | Shell Oil Co | Fluid diffusion apparatus |
| US3911064A (en) * | 1971-04-08 | 1975-10-07 | Union Carbide Corp | System for gas sparging into liquid |
| US3775307A (en) * | 1971-04-08 | 1973-11-27 | Union Carbide Corp | System for gas sparging into liquid |
| CH556180A (de) * | 1971-09-15 | 1974-11-29 | Suhner Willy | Vorrichtung fuer das elastische festhalten von skibindungsteilen. |
| US3856272A (en) * | 1972-06-08 | 1974-12-24 | Richards Of Rockford Inc | Floating mixer |
| US3771724A (en) * | 1972-07-19 | 1973-11-13 | Richards Of Rockford Inc | Apparatus and process for spraying liquids |
| US3846516A (en) * | 1972-09-25 | 1974-11-05 | Rockwell International Corp | Aerator device and method |
| US4095918A (en) * | 1975-10-15 | 1978-06-20 | Mouton Jr William J | Turbine wheel with catenary blades |
| GB1520536A (en) * | 1975-10-31 | 1978-08-09 | Blum A | Deice for introducing air or other gas into drain water or other liquid |
| CH606801A5 (de) * | 1975-12-02 | 1978-11-15 | Escher Wyss Ag | |
| US4259267A (en) * | 1977-03-15 | 1981-03-31 | Wang Kenneth K | Aeration apparatus by means of vortex action |
| 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. |
| US4231974A (en) * | 1979-01-29 | 1980-11-04 | General Signal Corporation | Fluids mixing apparatus |
| US4318871A (en) * | 1980-02-22 | 1982-03-09 | Mentz H C | Mounting ring construction for surface aerator apparatus |
| US4459030A (en) * | 1980-12-30 | 1984-07-10 | General Signal Corporation | Draft tube apparatus |
| US4512936A (en) * | 1981-07-03 | 1985-04-23 | Ebara Corporation | Aeration apparatus |
| CH655533B (de) * | 1981-08-14 | 1986-04-30 | ||
| US4519715A (en) * | 1981-11-30 | 1985-05-28 | Joy Manufacturing Company | Propeller |
| US5525269A (en) * | 1985-03-22 | 1996-06-11 | Philadelphia Gear Corporation | Impeller tiplets for improving gas to liquid mass transfer efficiency in a draft tube submerged turbine mixer/aerator |
| US5043104A (en) * | 1987-11-04 | 1991-08-27 | Barrett Haentjens & Co. | Apparatus for gas absorption in a liquid |
| US6017020A (en) | 1990-02-01 | 2000-01-25 | Baughman; Michael L. | System and method for diffusing gas bubbles into a body of water |
| US5112192A (en) * | 1990-07-26 | 1992-05-12 | General Signal Corporation | Mixing impellers and impeller systems for mixing and blending liquids and liquid suspensions having a wide range of viscosities |
| JPH04197496A (ja) * | 1990-11-28 | 1992-07-17 | N Ii T Kk | 流体混合方法 |
| US5431860A (en) | 1991-02-01 | 1995-07-11 | Richter Gedeon Vegyeszeti Gyar Rt. | Complex mixing device for dispersion of gases in liquid |
| 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 |
| BR9205151A (pt) | 1992-08-17 | 1994-03-01 | Praxair Technology Inc | Dissolucao aumentada de gas |
| CN1064659C (zh) * | 1994-05-11 | 2001-04-18 | 普拉塞尔技术有限公司 | 有机化学物质的增强氧化 |
| CA2221923A1 (en) | 1995-05-23 | 1996-11-28 | Ebara Corporation | Method of aerobically treating liquid-waste and treatment tank |
| US5755976A (en) * | 1996-11-13 | 1998-05-26 | Kortmann; Robert W. | Pneumatic bubble aeration reactor and method of using same |
| US5711902A (en) | 1996-11-15 | 1998-01-27 | Hsu; Yung-Chien | Gas-induced reactor |
| US5916491A (en) * | 1997-01-16 | 1999-06-29 | Rhone-Poulenc, Inc. | Gas-liquid vortex mixer and method |
| US5925290A (en) | 1997-08-08 | 1999-07-20 | Rhone-Poulenc Inc. | Gas-liquid venturi mixer |
| US5921745A (en) * | 1997-09-29 | 1999-07-13 | Hydroenergy Corporation | Low head turbine |
| FR2798602B1 (fr) * | 1999-09-21 | 2002-04-19 | Raymond Berchotteau | Dispositif de mise en circulation d'un liquide pour la diffusion d'un gaz |
| US6273402B1 (en) | 2000-01-10 | 2001-08-14 | Praxair Technology, Inc. | Submersible in-situ oxygenator |
| 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. |
| US6461500B1 (en) * | 2001-08-31 | 2002-10-08 | Sewage Aeration Systems, Inc. | Apparatus for aeration without significant agitation to deplete and biodegrade sludge |
| US6877959B2 (en) | 2003-06-03 | 2005-04-12 | Mixing & Mass Transfer Technologies, Llc | Surface aeration impellers |
-
2005
- 2005-06-21 US US11/157,652 patent/US7398963B2/en not_active Expired - Fee Related
- 2005-06-21 DE DE602005016411T patent/DE602005016411D1/de not_active Expired - Lifetime
- 2005-06-21 EP EP05772098A patent/EP1765486B1/de not_active Expired - Lifetime
- 2005-06-21 WO PCT/US2005/021658 patent/WO2006009954A1/en not_active Ceased
- 2005-06-21 AT AT05772098T patent/ATE441473T1/de not_active IP Right Cessation
- 2005-06-21 CA CA2570936A patent/CA2570936C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2570936C (en) | 2011-08-16 |
| EP1765486B1 (de) | 2009-09-02 |
| US7398963B2 (en) | 2008-07-15 |
| DE602005016411D1 (de) | 2009-10-15 |
| EP1765486A1 (de) | 2007-03-28 |
| WO2006009954A1 (en) | 2006-01-26 |
| US20050280167A1 (en) | 2005-12-22 |
| CA2570936A1 (en) | 2006-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |