FR2634831B1 - Pompe centrifuge a transfert de fluide tres pur, notamment cryogene - Google Patents
Pompe centrifuge a transfert de fluide tres pur, notamment cryogeneInfo
- Publication number
- FR2634831B1 FR2634831B1 FR8909698A FR8909698A FR2634831B1 FR 2634831 B1 FR2634831 B1 FR 2634831B1 FR 8909698 A FR8909698 A FR 8909698A FR 8909698 A FR8909698 A FR 8909698A FR 2634831 B1 FR2634831 B1 FR 2634831B1
- Authority
- FR
- France
- Prior art keywords
- centrifugal pump
- fluid transfer
- pure fluid
- especially cryogenic
- cryogenic
- 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
-
- 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
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
-
- 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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/002—Sealings comprising at least two sealings in succession
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/60—Fluid transfer
- F05D2260/602—Drainage
- F05D2260/6022—Drainage of leakage having past a seal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Mechanical Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3825799A DE3825799A1 (de) | 1988-07-29 | 1988-07-29 | Kreiselpumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2634831A1 FR2634831A1 (fr) | 1990-02-02 |
FR2634831B1 true FR2634831B1 (fr) | 1994-04-29 |
Family
ID=6359838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8909698A Expired - Fee Related FR2634831B1 (fr) | 1988-07-29 | 1989-07-19 | Pompe centrifuge a transfert de fluide tres pur, notamment cryogene |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH680149A5 (de) |
DE (1) | DE3825799A1 (de) |
FR (1) | FR2634831B1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006004266A1 (de) * | 2006-01-31 | 2007-08-02 | Wilo Ag | Kreiselpumpe |
GB2475254B (en) * | 2009-11-11 | 2016-02-10 | Edwards Ltd | Vacuum pump |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB860456A (en) * | 1958-11-13 | 1961-02-08 | Tornborg & Lundberg Aktiebolag | Improvements in shaft seal assemblies for rotary pumps |
DE2945932C2 (de) * | 1979-11-14 | 1983-12-08 | Messer Griesheim Gmbh, 6000 Frankfurt | Abdichtungseinrichtung |
DE3146844C1 (de) * | 1981-11-26 | 1983-05-19 | Daimler-Benz Ag, 7000 Stuttgart | Kreiselpumpe für flüssige Fördermedien |
US4386786A (en) * | 1982-02-08 | 1983-06-07 | Merck & Co., Inc. | Adjustable pump seal with tapered conical members |
JPH0216037Y2 (de) * | 1984-12-20 | 1990-05-01 |
-
1988
- 1988-07-29 DE DE3825799A patent/DE3825799A1/de not_active Withdrawn
-
1989
- 1989-07-05 CH CH2493/89A patent/CH680149A5/de not_active IP Right Cessation
- 1989-07-19 FR FR8909698A patent/FR2634831B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2634831A1 (fr) | 1990-02-02 |
CH680149A5 (de) | 1992-06-30 |
DE3825799A1 (de) | 1990-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |