DE69809540D1 - Kreiselflüssigkeitspumpe mit interner gasinjektion - Google Patents
Kreiselflüssigkeitspumpe mit interner gasinjektionInfo
- Publication number
- DE69809540D1 DE69809540D1 DE69809540T DE69809540T DE69809540D1 DE 69809540 D1 DE69809540 D1 DE 69809540D1 DE 69809540 T DE69809540 T DE 69809540T DE 69809540 T DE69809540 T DE 69809540T DE 69809540 D1 DE69809540 D1 DE 69809540D1
- Authority
- DE
- Germany
- Prior art keywords
- chamber
- discs
- liquid
- liquid inlet
- disc
- 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 - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2261—Rotors specially for centrifugal pumps with special measures
- F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D31/00—Pumping liquids and elastic fluids at the same time
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Jet Pumps And Other Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/837,326 US5779439A (en) | 1997-04-11 | 1997-04-11 | Centrifugal liquid pump with internal gas injection |
PCT/CA1998/000219 WO1998046887A1 (en) | 1997-04-11 | 1998-03-12 | Centrifugal liquid pump with internal gas injection |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69809540D1 true DE69809540D1 (de) | 2003-01-02 |
DE69809540T2 DE69809540T2 (de) | 2003-09-25 |
Family
ID=25274168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69809540T Expired - Lifetime DE69809540T2 (de) | 1997-04-11 | 1998-03-12 | Kreiselflüssigkeitspumpe mit interner gasinjektion |
Country Status (11)
Country | Link |
---|---|
US (1) | US5779439A (de) |
EP (1) | EP0972136B1 (de) |
JP (1) | JP3469905B2 (de) |
CN (1) | CN1094175C (de) |
AT (1) | ATE228211T1 (de) |
AU (1) | AU727215B2 (de) |
BR (1) | BR9808296A (de) |
CA (1) | CA2281826C (de) |
DE (1) | DE69809540T2 (de) |
ES (1) | ES2187009T3 (de) |
WO (1) | WO1998046887A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19845375A1 (de) * | 1998-10-02 | 2000-04-06 | Asea Brown Boveri | Verfahren und Vorrichtung zur indirekten Kühlung der Strömung in zwischen Rotoren und Statoren von Turbomaschinen ausgebildeten Radialspalten |
DE19834341C2 (de) * | 1998-07-30 | 2001-04-12 | Kaldewei Franz Gmbh & Co | Vorrichtung zur Erzeugung eines Wasser/Luftstromes in einer Whirpoolwanne |
FR2804884A1 (fr) * | 2000-02-16 | 2001-08-17 | Roumen Kaltchev | Dispositif de diffusion de microbulles d'un gaz dans un liquide |
US7843548B2 (en) * | 2006-11-13 | 2010-11-30 | Asml Netherlands B.V. | Conduit system for a lithographic apparatus, lithographic apparatus, pump, and method for substantially reducing vibrations in a conduit system |
JP5419598B2 (ja) * | 2009-09-03 | 2014-02-19 | 株式会社帝国電機製作所 | 流体分散ポンプ |
JP5289246B2 (ja) * | 2009-09-03 | 2013-09-11 | 株式会社帝国電機製作所 | 流体分散ポンプ |
JP5269726B2 (ja) * | 2009-09-03 | 2013-08-21 | 株式会社帝国電機製作所 | 流体分散ポンプ |
JP5401229B2 (ja) * | 2009-09-17 | 2014-01-29 | 株式会社帝国電機製作所 | 流体分散ポンプ |
EP2582440B1 (de) * | 2010-06-15 | 2019-04-24 | Centrisys Corporation | Zentrifugale flüssigkeitstrennmaschine mit zur förderung eines feststofftransports verwendeter druckluft |
US8714917B2 (en) * | 2011-02-15 | 2014-05-06 | Liberty Pumps Inc. | Anti-airlock pump |
CN107269588A (zh) * | 2017-05-25 | 2017-10-20 | 合肥皖化电泵有限公司 | 一种防腐蚀自散热泵 |
CA2989853A1 (en) | 2017-12-20 | 2019-06-20 | Suez Groupe | Gas flotation water treatment system and flow straightener therefore |
TWM578743U (zh) | 2018-08-01 | 2019-06-01 | 蘭陽水漾科技股份有限公司 | 馬達汲水之改良裝置 |
CN109458348A (zh) * | 2018-11-13 | 2019-03-12 | 刘丽丽 | 一种具有节能效果的工业水泵 |
CN117780696B (zh) * | 2024-02-23 | 2024-05-17 | 西安泵阀总厂有限公司 | 一种气液混输离心泵的工作方法 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE432461A (de) * | 1938-02-25 | |||
FR853227A (fr) * | 1938-04-26 | 1940-03-13 | Komet Kompagnie Fu R Optik | Pompe, en particulier pour mousse extinctrice |
US2305226A (en) * | 1940-01-05 | 1942-12-15 | Edward A Stalker | Blower |
FR1344950A (fr) * | 1962-09-04 | 1963-12-06 | Snecma | Pompe centrifuge à admission périphérique |
FR1504011A (fr) | 1966-10-20 | 1967-12-01 | Venot Pic Sa | Dispositif de circulation et d'aération de fluides |
US3663117A (en) * | 1970-01-21 | 1972-05-16 | Cornell Mfg Co | Aeration pump |
FR2129138A5 (de) * | 1971-03-16 | 1972-10-27 | Trailigaz | |
CA1016408A (en) | 1973-10-11 | 1977-08-30 | Moran, Lenard J. | Aerating centrifugal pump |
US4514139A (en) | 1978-08-30 | 1985-04-30 | Gurth Max Ira | Method and apparatus for pumping fragile articles |
US4773819A (en) | 1978-08-30 | 1988-09-27 | Gurth Max Ira | Rotary disc slurry pump |
US4768920A (en) | 1978-08-30 | 1988-09-06 | Gurth Max Ira | Method for pumping fragile or other articles in a liquid medium |
US4335996A (en) | 1980-12-01 | 1982-06-22 | Ross Joel M | Windmill construction |
US4416581A (en) * | 1982-02-16 | 1983-11-22 | Elliott Turbomachinery Co., Inc. | Method and apparatus for cooling an expander |
US4478553A (en) * | 1982-03-29 | 1984-10-23 | Mechanical Technology Incorporated | Isothermal compression |
FI76132C (fi) * | 1985-10-21 | 1988-09-09 | Rauma Repola Oy | Foerfarande och anordning foer inblandning av vaetska eller gas i cellulosamassa. |
SU1467254A2 (ru) * | 1987-07-20 | 1989-03-23 | Всесоюзный научно-исследовательский и конструкторско-технологический институт компрессорного машиностроения Сумского научно-производственного объединения им.М.В.Фрунзе | Центробежный компрессор |
US4940385A (en) | 1989-04-25 | 1990-07-10 | Gurth Max Ira | Rotary disc pump |
US4981413A (en) * | 1989-04-27 | 1991-01-01 | Ahlstrom Corporation | Pump for and method of separating gas from a fluid to be pumped |
US5385443A (en) * | 1993-10-12 | 1995-01-31 | Les Traitements Des Eaux Poseidon Inc. | Centrifugal liquid pump with internal gas injection assembly |
US5591001A (en) * | 1994-09-06 | 1997-01-07 | Cornell Pump Manufacturing Corporation | Aeration system |
NL9401455A (nl) * | 1994-09-07 | 1996-04-01 | Andre S J Van Coillie En Johan | Zelfaanzuigende centrifugaalpomp-vakuumpomp-kombinatie voor o.a. vloeibare brandstoffen zoals benzine, gasoil, kerozene enz. met verbeterde ontgasser en geintegreerde övapor recoveryö mogelijkheid. |
-
1997
- 1997-04-11 US US08/837,326 patent/US5779439A/en not_active Expired - Lifetime
-
1998
- 1998-03-12 EP EP98909256A patent/EP0972136B1/de not_active Expired - Lifetime
- 1998-03-12 JP JP54331898A patent/JP3469905B2/ja not_active Expired - Fee Related
- 1998-03-12 DE DE69809540T patent/DE69809540T2/de not_active Expired - Lifetime
- 1998-03-12 AT AT98909256T patent/ATE228211T1/de active
- 1998-03-12 BR BR9808296-5A patent/BR9808296A/pt not_active IP Right Cessation
- 1998-03-12 WO PCT/CA1998/000219 patent/WO1998046887A1/en active IP Right Grant
- 1998-03-12 AU AU63891/98A patent/AU727215B2/en not_active Expired
- 1998-03-12 ES ES98909256T patent/ES2187009T3/es not_active Expired - Lifetime
- 1998-03-12 CN CN98803624XA patent/CN1094175C/zh not_active Expired - Fee Related
- 1998-03-12 CA CA002281826A patent/CA2281826C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0972136A1 (de) | 2000-01-19 |
AU727215B2 (en) | 2000-12-07 |
ATE228211T1 (de) | 2002-12-15 |
CA2281826C (en) | 2002-04-23 |
ES2187009T3 (es) | 2003-05-16 |
CA2281826A1 (en) | 1998-10-22 |
DE69809540T2 (de) | 2003-09-25 |
WO1998046887A1 (en) | 1998-10-22 |
AU6389198A (en) | 1998-11-11 |
JP3469905B2 (ja) | 2003-11-25 |
EP0972136B1 (de) | 2002-11-20 |
CN1251156A (zh) | 2000-04-19 |
CN1094175C (zh) | 2002-11-13 |
US5779439A (en) | 1998-07-14 |
BR9808296A (pt) | 2000-05-23 |
JP2001517284A (ja) | 2001-10-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |