IT8921280A0 - Pompa centrifuga perfezionata. - Google Patents
Pompa centrifuga perfezionata.Info
- Publication number
- IT8921280A0 IT8921280A0 IT8921280A IT2128089A IT8921280A0 IT 8921280 A0 IT8921280 A0 IT 8921280A0 IT 8921280 A IT8921280 A IT 8921280A IT 2128089 A IT2128089 A IT 2128089A IT 8921280 A0 IT8921280 A0 IT 8921280A0
- Authority
- IT
- Italy
- Prior art keywords
- centrifugal pump
- improved centrifugal
- improved
- pump
- centrifugal
- Prior art date
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
- 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
- F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/229,256 US4890980A (en) | 1988-08-08 | 1988-08-08 | Centrifugal pump |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8921280A0 true IT8921280A0 (it) | 1989-07-24 |
IT1231299B IT1231299B (it) | 1991-11-28 |
Family
ID=22860450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8921280A IT1231299B (it) | 1988-08-08 | 1989-07-24 | Pompa centrifuga perfezionata. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4890980A (it) |
JP (1) | JPH07117063B2 (it) |
CN (1) | CN1012387B (it) |
AU (1) | AU617505B2 (it) |
CA (1) | CA1308959C (it) |
DE (1) | DE3925890C2 (it) |
FR (1) | FR2635147A1 (it) |
GB (1) | GB2222207B (it) |
IT (1) | IT1231299B (it) |
SE (1) | SE501029C2 (it) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02277998A (ja) * | 1989-01-19 | 1990-11-14 | Ebara Corp | 羽根車 |
US5209641A (en) * | 1989-03-29 | 1993-05-11 | Kamyr Ab | Apparatus for fluidizing, degassing and pumping a suspension of fibrous cellulose material |
DE4435192C1 (de) * | 1994-09-30 | 1996-02-29 | Klein Schanzlin & Becker Ag | Kreiselpumpenlaufrad für verschmutzte Flüssigkeiten |
US5873697A (en) * | 1994-10-11 | 1999-02-23 | Chevron U.S.A., Inc. | Method of improving centrifugal pump efficiency |
DE69511217T2 (de) * | 1994-11-25 | 1999-11-25 | Fujikoki Mfg. Co. Ltd., Tokio/Tokyo | Abflusspumpe |
SE504976C2 (sv) † | 1995-09-07 | 1997-06-02 | Kvaerner Pulping Tech | Fibermassasuspensionspump med inbyggd vakuumpump |
ES2130945B1 (es) * | 1996-07-03 | 2000-02-16 | Bombas Electricas Sa | Bomba centrifuga de tipo vortice. |
JP3910665B2 (ja) * | 1996-10-11 | 2007-04-25 | 株式会社不二工機 | 排水ポンプ |
CN1099530C (zh) * | 1997-12-01 | 2003-01-22 | 李廷浩 | 气穴发生泵及其产生旋转气穴流体的方法 |
DE19918286A1 (de) * | 1999-04-22 | 2000-10-26 | Ksb Ag | Inducer |
DE502004006266D1 (de) * | 2003-08-04 | 2008-04-03 | Sulzer Pumpen Ag | Laufrad für pumpen |
KR101070904B1 (ko) * | 2004-08-20 | 2011-10-06 | 삼성테크윈 주식회사 | 레이디얼 터빈 휠 |
DE102008054587A1 (de) * | 2008-12-12 | 2010-06-17 | Basf Se | Verfahren zur Rückspaltung von in einer Flüssigkeit F enthaltenen Michael-Addukten, die bei der Herstellung von Acrylsäure oder deren Ester gebildet wurde |
US8221070B2 (en) * | 2009-03-25 | 2012-07-17 | Woodward, Inc. | Centrifugal impeller with controlled force balance |
DE102009036804A1 (de) | 2009-08-10 | 2011-02-17 | Bär + Co. Anlagentechnik GmbH | Kreiselpumpe |
GB2498816A (en) | 2012-01-27 | 2013-07-31 | Edwards Ltd | Vacuum pump |
ITFI20120124A1 (it) * | 2012-06-19 | 2013-12-20 | Nuovo Pignone Srl | "centrifugal compressor impeller cooling" |
US9568016B2 (en) | 2013-04-23 | 2017-02-14 | Dresser-Rand Company | Impeller internal thermal cooling holes |
EP2860852A1 (de) * | 2013-10-14 | 2015-04-15 | Siemens Aktiengesellschaft | Einrichtung zum Ablenken von zumindest einem Teil eines axial in einem zwischen einem Rotor und einem Stator einer rotierenden elektrischen Maschine angeordneten Zwischenraum strömenden Kühlfluids |
JP6225246B2 (ja) * | 2014-03-05 | 2017-11-01 | 三菱重工業株式会社 | 回転流体要素及び回転流体要素のアンバランス修正方法 |
US9689402B2 (en) * | 2014-03-20 | 2017-06-27 | Flowserve Management Company | Centrifugal pump impellor with novel balancing holes that improve pump efficiency |
CN103982441B (zh) * | 2014-04-25 | 2017-08-15 | 江苏江进泵业有限公司 | 一种双吸旋流泵 |
US9687773B2 (en) | 2014-04-30 | 2017-06-27 | Honeywell International Inc. | Fuel deoxygenation and fuel tank inerting system and method |
US9656187B2 (en) | 2014-11-12 | 2017-05-23 | Honeywell International Inc. | Fuel deoxygenation system contactor-separator |
US9834315B2 (en) | 2014-12-15 | 2017-12-05 | Honeywell International Inc. | Aircraft fuel deoxygenation system |
US9897054B2 (en) * | 2015-01-15 | 2018-02-20 | Honeywell International Inc. | Centrifugal fuel pump with variable pressure control |
TWI725016B (zh) * | 2015-03-20 | 2021-04-21 | 日商荏原製作所股份有限公司 | 用於離心式泵浦之葉輪 |
US10527003B1 (en) * | 2015-04-12 | 2020-01-07 | Rocket Lab Usa, Inc. | Rocket engine thrust chamber, injector, and turbopump |
WO2016185570A1 (ja) * | 2015-05-19 | 2016-11-24 | 株式会社日立製作所 | 遠心圧縮機 |
US10907647B2 (en) * | 2015-08-24 | 2021-02-02 | Woodward, Inc. | Centrifugal pump with serrated impeller |
US10001133B2 (en) * | 2015-10-02 | 2018-06-19 | Sundyne, Llc | Low-cavitation impeller and pump |
CN107725392B (zh) * | 2016-08-11 | 2020-10-27 | 浙江三花汽车零部件有限公司 | 电子泵 |
CN106438457A (zh) * | 2016-10-28 | 2017-02-22 | 福斯流体控制(苏州)有限公司 | 半开式叶轮及使用该叶轮的小流量超高扬程的多级离心泵 |
CN107829941A (zh) * | 2017-11-16 | 2018-03-23 | 何备荒 | 一种小流量超高扬程轴向剖分半开式叶轮多级离心泵 |
CN110630538A (zh) | 2018-06-25 | 2019-12-31 | 台达电子工业股份有限公司 | 风扇 |
CN109404291A (zh) * | 2018-11-16 | 2019-03-01 | 福斯流体控制(苏州)有限公司 | 高性能小流量高扬程单级悬臂离心泵 |
WO2020180640A1 (en) * | 2019-03-01 | 2020-09-10 | Vapotherm, Inc. | Rotor having an encapsulated magnetic ring for use in caustic environments |
US11767850B2 (en) * | 2020-02-10 | 2023-09-26 | Saudi Arabian Oil Company | Electrical submersible pump with liquid-gas homogenizer |
JP7375694B2 (ja) * | 2020-07-15 | 2023-11-08 | 株式会社豊田自動織機 | 遠心圧縮機 |
JP2022056948A (ja) * | 2020-09-30 | 2022-04-11 | 株式会社豊田自動織機 | 遠心圧縮機 |
EP4206478A4 (en) * | 2020-11-12 | 2024-02-28 | Welling (Wuhu) Motor Manufacturing Co., Ltd. | IMPELLER, DRAIN PUMP AND INDOOR UNIT OF AN AIR CONDITIONER |
CN112814913B (zh) * | 2021-01-07 | 2023-05-05 | 新乡航空工业(集团)有限公司上海分公司 | 一种单进口双面叶轮离心泵 |
CN113623266B (zh) * | 2021-09-27 | 2022-03-08 | 合肥恒大江海泵业股份有限公司 | 一种叶片可调式潜水电泵 |
US11933185B2 (en) * | 2022-07-29 | 2024-03-19 | Hamilton Sundstrand Corporation | Fused rotor |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR342182A (fr) * | 1904-02-19 | 1904-09-01 | Henry R Worthington Soc | Perfectionnements aux pompes centrifuges et autres pompes similaires |
GB157604A (en) * | 1919-11-11 | 1921-01-27 | Walter Hayhurst | Improvements relating to centrifugal pumps |
US2255287A (en) * | 1940-08-12 | 1941-09-09 | Duriron Co | Double vane impeller |
GB620252A (en) * | 1946-01-31 | 1949-03-22 | Ford Motor Co | Improvements in centrifugal pumps |
US2658455A (en) * | 1948-02-26 | 1953-11-10 | Laval Steam Turbine Co | Impeller with center intake |
US2753808A (en) * | 1950-02-15 | 1956-07-10 | Kluge Dorothea | Centrifugal impeller |
GB760591A (en) * | 1953-11-02 | 1956-11-07 | Jane Barr Clark | Improvements in centrifugal pumps |
US2918017A (en) * | 1956-06-11 | 1959-12-22 | Arthur L Collins | Centrifugal pumps |
GB872552A (en) * | 1958-07-28 | 1961-07-12 | Ralph Edgar Smart | Improvements in and relating to impellers for pumps |
CH398320A (de) * | 1961-06-27 | 1966-03-15 | Sulzer Ag | Kreiselpumpe |
US3213794A (en) * | 1962-02-02 | 1965-10-26 | Nash Engineering Co | Centrifugal pump with gas separation means |
US3487786A (en) * | 1967-10-25 | 1970-01-06 | Eugene G Danner | Thrust compensating impeller |
US3481531A (en) * | 1968-03-07 | 1969-12-02 | United Aircraft Canada | Impeller boundary layer control device |
US3522997A (en) * | 1968-07-01 | 1970-08-04 | Rylewski Eugeniusz | Inducer |
US3594102A (en) * | 1969-08-11 | 1971-07-20 | Domain Ind Inc | Water pump impeller having electrical insulation and corrosion-preventative features |
DE2357305B2 (de) * | 1973-11-16 | 1980-03-20 | Klein, Schanzlin & Becker Ag, 6710 Frankenthal | Laufrad für Kreiselpumpen |
US3944406A (en) * | 1973-12-20 | 1976-03-16 | Veb Chemieanlagenbau-Und Montagekombinat | Centrifugal pump for pumping liquids with heavy gas content |
SU542027A1 (ru) * | 1974-05-16 | 1977-01-05 | Специальное Конструкторско-Технологическое Бюро Герметических И Скважинных Насосов | Центробежный насос |
JPS5472501A (en) * | 1977-11-21 | 1979-06-11 | Hitachi Ltd | Axial thrust reducing method for centrifugal, mixed flow pump |
DD140575A1 (de) * | 1978-11-22 | 1980-03-12 | Manfred Poeschl | Laufrad fuer stroemungsmaschinen |
SU918560A1 (ru) * | 1980-05-30 | 1982-04-07 | Предприятие П/Я Р-6603 | Рабочее колесо центробежного насоса |
US4780050A (en) * | 1985-12-23 | 1988-10-25 | Sundstrand Corporation | Self-priming pump system |
IT1198017B (it) * | 1986-08-06 | 1988-12-21 | Nuovo Pignone Spa | Pompa centrifuga particolarmente adatta per il pompaggio di fluidi ad elevato contenuto di gas |
-
1988
- 1988-08-08 US US07/229,256 patent/US4890980A/en not_active Expired - Lifetime
-
1989
- 1989-07-11 CA CA000605405A patent/CA1308959C/en not_active Expired - Lifetime
- 1989-07-12 SE SE8902516A patent/SE501029C2/sv unknown
- 1989-07-24 IT IT8921280A patent/IT1231299B/it active
- 1989-07-25 CN CN89105591A patent/CN1012387B/zh not_active Expired
- 1989-08-02 JP JP1199544A patent/JPH07117063B2/ja not_active Expired - Fee Related
- 1989-08-03 GB GB8917743A patent/GB2222207B/en not_active Expired - Lifetime
- 1989-08-04 DE DE3925890A patent/DE3925890C2/de not_active Expired - Fee Related
- 1989-08-08 FR FR8910674A patent/FR2635147A1/fr active Granted
- 1989-08-08 AU AU39415/89A patent/AU617505B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
CN1012387B (zh) | 1991-04-17 |
AU3941589A (en) | 1990-02-08 |
FR2635147A1 (fr) | 1990-02-09 |
JPH07117063B2 (ja) | 1995-12-18 |
CA1308959C (en) | 1992-10-20 |
SE8902516L (sv) | 1990-02-09 |
GB2222207A (en) | 1990-02-28 |
DE3925890A1 (de) | 1990-02-15 |
JPH0275795A (ja) | 1990-03-15 |
GB2222207B (en) | 1992-07-22 |
CN1040252A (zh) | 1990-03-07 |
FR2635147B1 (it) | 1994-07-13 |
IT1231299B (it) | 1991-11-28 |
SE501029C2 (sv) | 1994-10-24 |
AU617505B2 (en) | 1991-11-28 |
SE8902516D0 (sv) | 1989-07-12 |
GB8917743D0 (en) | 1989-09-20 |
US4890980A (en) | 1990-01-02 |
DE3925890C2 (de) | 1995-07-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT8921280A0 (it) | Pompa centrifuga perfezionata. | |
IT8985605A0 (it) | Pompa centrifuga autoadescante. | |
DE69014552D1 (de) | Zentrifugalblutpumpe. | |
DE68901783D1 (de) | Tauchmotorpumpe. | |
IT1226619B (it) | Pompa centrifuga pluristadio. | |
DE3667525D1 (de) | Kreiselpumpe. | |
IT1275286B (it) | Pompa centrifuga | |
IT9067493A0 (it) | Involucro di pompa centrifuga. | |
ITPD930025A0 (it) | Pompa centrifuga perfezionata | |
IT229263Y1 (it) | Pompa centrifuga autoadescante | |
IT1225596B (it) | Pompa autoadescante ad eiettore. | |
DE59106391D1 (de) | Kreiselpumpe. | |
IT225647Y1 (it) | Girante per pompa centrifuga | |
IT8422050V0 (it) | Pompa centrifuga. | |
IT7924967A0 (it) | Pompa centrifuga. | |
IT1228846B (it) | Pompa rotariva. | |
IT8523709V0 (it) | Pompa centrifuga per una lavastoviglie. | |
IT1233500B (it) | Pompa centrifuga | |
DE69112701D1 (de) | Kreiselpumpe. | |
DE58900706D1 (de) | Kreiselpumpengehaeuse. | |
IT8219320A0 (it) | Pompa centrifuga. | |
DE69008574D1 (de) | Saugpumpe. | |
FR2654470B1 (fr) | Pompe centrifuge bidirectionnelle. | |
IT1225399B (it) | Pompa centrifuga | |
DE3767585D1 (de) | Zentrifugalpumpe. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970729 |