FR2231253A5 - - Google Patents
Info
- Publication number
- FR2231253A5 FR2231253A5 FR7318420A FR7318420A FR2231253A5 FR 2231253 A5 FR2231253 A5 FR 2231253A5 FR 7318420 A FR7318420 A FR 7318420A FR 7318420 A FR7318420 A FR 7318420A FR 2231253 A5 FR2231253 A5 FR 2231253A5
- Authority
- FR
- France
- 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
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/02—Surge control
- F04D27/0207—Surge control by bleeding, bypassing or recycling fluids
- F04D27/0238—Details or means for fluid reinjection
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- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
- F04D29/684—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid injection
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7318420A FR2231253A5 (de) | 1973-05-21 | 1973-05-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7318420A FR2231253A5 (de) | 1973-05-21 | 1973-05-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2231253A5 true FR2231253A5 (de) | 1974-12-20 |
Family
ID=9119679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7318420A Expired FR2231253A5 (de) | 1973-05-21 | 1973-05-21 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2231253A5 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2506398A1 (fr) * | 1981-05-19 | 1982-11-26 | Neyrpic | Turbine-pompe multietages de haute-chute |
EP0440902A1 (de) * | 1990-02-06 | 1991-08-14 | Deutsche Babcock- Borsig Aktiengesellschaft | Getriebe-Turboverdichter |
-
1973
- 1973-05-21 FR FR7318420A patent/FR2231253A5/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2506398A1 (fr) * | 1981-05-19 | 1982-11-26 | Neyrpic | Turbine-pompe multietages de haute-chute |
EP0440902A1 (de) * | 1990-02-06 | 1991-08-14 | Deutsche Babcock- Borsig Aktiengesellschaft | Getriebe-Turboverdichter |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |