IT1071751B - Pompa immersa munita di mezzi di tenuta perfezionati atti ad impedire perdite indesiderate del fluido pompato - Google Patents
Pompa immersa munita di mezzi di tenuta perfezionati atti ad impedire perdite indesiderate del fluido pompatoInfo
- Publication number
- IT1071751B IT1071751B IT12520/77A IT1252077A IT1071751B IT 1071751 B IT1071751 B IT 1071751B IT 12520/77 A IT12520/77 A IT 12520/77A IT 1252077 A IT1252077 A IT 1252077A IT 1071751 B IT1071751 B IT 1071751B
- Authority
- IT
- Italy
- Prior art keywords
- perfected
- prevent undesired
- pumped fluid
- pump equipped
- immersed pump
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title 1
- 238000007789 sealing Methods 0.000 title 1
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
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/04—Units comprising pumps and their driving means the pump being fluid driven
- F04D13/046—Units comprising pumps and their driving means the pump being fluid driven the fluid driving means being a hydraulic motor of the positive displacement type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
- F04D13/086—Units comprising pumps and their driving means the pump being electrically driven for submerged use the pump and drive motor are both submerged
-
- 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
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sorption Type Refrigeration Machines (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT12520/77A IT1071751B (it) | 1977-03-21 | 1977-03-21 | Pompa immersa munita di mezzi di tenuta perfezionati atti ad impedire perdite indesiderate del fluido pompato |
SE7801759A SE7801759L (sv) | 1977-03-21 | 1978-02-15 | Drenkbar pump, forsedd med tetningsorgan for att undvika ej onskad leckning hos det pumpade fluidet |
DE2807645A DE2807645C2 (de) | 1977-03-21 | 1978-02-22 | Tauchpumpe |
JP2215378A JPS53116503A (en) | 1977-03-21 | 1978-03-01 | Submersible pump |
GB8573/78A GB1568926A (en) | 1977-03-21 | 1978-03-03 | Submersible pump provided with sealing means suitable to avoid underirable leaks of the pumped fluid |
US05/884,801 US4224009A (en) | 1977-03-21 | 1978-03-09 | Submersible pump with improved sealing means |
NO780848A NO149900C (no) | 1977-03-21 | 1978-03-10 | Neddykkbar pumpe |
FR7807088A FR2384971A1 (fr) | 1977-03-21 | 1978-03-13 | Pompe submersible mue par moteur hydraulique avec pompes auxiliaires refoulant sous-pression les fuites de fluide pompe et de fluide hydraulique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT12520/77A IT1071751B (it) | 1977-03-21 | 1977-03-21 | Pompa immersa munita di mezzi di tenuta perfezionati atti ad impedire perdite indesiderate del fluido pompato |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1071751B true IT1071751B (it) | 1985-04-10 |
Family
ID=11141133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT12520/77A IT1071751B (it) | 1977-03-21 | 1977-03-21 | Pompa immersa munita di mezzi di tenuta perfezionati atti ad impedire perdite indesiderate del fluido pompato |
Country Status (8)
Country | Link |
---|---|
US (1) | US4224009A (it) |
JP (1) | JPS53116503A (it) |
DE (1) | DE2807645C2 (it) |
FR (1) | FR2384971A1 (it) |
GB (1) | GB1568926A (it) |
IT (1) | IT1071751B (it) |
NO (1) | NO149900C (it) |
SE (1) | SE7801759L (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4373860A (en) * | 1980-12-24 | 1983-02-15 | Sloan Albert H | Submersible hydraulic pump of the axially directed inlet and tangential outlet type |
EP0256389B1 (en) * | 1986-08-09 | 1992-07-08 | Nippondenso Co., Ltd. | Radial plunger pump driven by motor |
DE4002245A1 (de) * | 1990-01-26 | 1991-08-22 | Werner Dipl Ing Arnswald | Tauchmotorpumpe |
FR2782544B1 (fr) | 1998-08-19 | 2005-07-08 | Air Liquide | Pompe pour un liquide cryogenique ainsi que groupe de pompage et colonne de distillation equipes d'une telle pompe |
FR2821977B1 (fr) | 2001-03-12 | 2003-06-20 | Jeumont Sa | Pompe primaire de centrale nucleaire |
JP4513432B2 (ja) * | 2004-07-07 | 2010-07-28 | 株式会社日立プラントテクノロジー | ターボ型流体機械及びこれに用いる段付シール装置 |
US20100284804A1 (en) * | 2009-05-11 | 2010-11-11 | Huan-Jan Chien | Vertical submerged pump for chemical application |
DE102013211180A1 (de) * | 2013-06-14 | 2014-12-18 | E.G.O. Elektro-Gerätebau GmbH | Pumpe |
US20180156219A1 (en) * | 2015-07-23 | 2018-06-07 | Eagle Industry Co., Ltd. | Shaft-sealing device and submersible pump |
NO345592B1 (en) * | 2020-02-06 | 2021-05-03 | Waterise As | Subsea motor and pump assembly and its use in a subsea desalination plant |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE406136A (it) * | ||||
BE501574A (it) * | ||||
US1937461A (en) * | 1930-10-25 | 1933-11-28 | Allen Sherman Hoff Co | Oil sealing device |
US2719737A (en) * | 1950-02-09 | 1955-10-04 | Albert E Fletcher | Shaft seal |
US3051497A (en) * | 1957-01-25 | 1962-08-28 | Rolls Royce | Sealing means between relatively rotating parts |
US3033120A (en) * | 1961-07-18 | 1962-05-08 | Worthington Corp | Turbo pump |
FR1335573A (fr) * | 1962-07-09 | 1963-08-23 | Alsacienne Constr Meca | Palier à graissage autonome |
US3281062A (en) * | 1964-09-28 | 1966-10-25 | Carrier Corp | Turbocompressor |
FR1456862A (fr) * | 1965-09-14 | 1966-07-08 | Soc Et Propulsion Par Reaction | Dispositif d'étanchéité pour arbre tournant |
FR1504545A (fr) * | 1966-07-29 | 1967-12-08 | Virax Sa | Perfectionnements aux joints d'étanchéité pour machines tournantes, en particulier pour pompes centrifuges |
NL6713596A (it) * | 1967-10-06 | 1969-04-09 | ||
NO123115B (it) * | 1967-10-18 | 1971-09-27 | Patents & Dev As | |
DE1913397B2 (de) * | 1969-03-17 | 1974-06-20 | Feodor Burgmann Jun. Asbest- Und Packungswerk, 8190 Wolfratshausen | Gleitringdichtung mit Schraubengangpumpe |
DE1915934A1 (de) * | 1969-03-28 | 1970-10-08 | Dornier System Gmbh | Vorrichtung zum Abdichten von Wellen |
DE2013963C3 (de) * | 1969-03-31 | 1974-07-04 | Maschinenfabrik Andritz Ag, Graz (Oesterreich) | Abdicht vorrichtung für unter Druck stehende Flüssigkeit hoher Temperatur fördernde Kreiselpumpen |
US3728857A (en) * | 1971-06-22 | 1973-04-24 | Gates Rubber Co | Turbo-compressor-pump |
NO138608C (no) * | 1973-07-05 | 1978-10-04 | Thune Eureka As | Neddykkbar vaeskepumpe. |
DE2435846A1 (de) * | 1974-07-25 | 1976-02-12 | Allweiler Ag | Tauchpumpe |
-
1977
- 1977-03-21 IT IT12520/77A patent/IT1071751B/it active
-
1978
- 1978-02-15 SE SE7801759A patent/SE7801759L/xx unknown
- 1978-02-22 DE DE2807645A patent/DE2807645C2/de not_active Expired
- 1978-03-01 JP JP2215378A patent/JPS53116503A/ja active Granted
- 1978-03-03 GB GB8573/78A patent/GB1568926A/en not_active Expired
- 1978-03-09 US US05/884,801 patent/US4224009A/en not_active Expired - Lifetime
- 1978-03-10 NO NO780848A patent/NO149900C/no unknown
- 1978-03-13 FR FR7807088A patent/FR2384971A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS53116503A (en) | 1978-10-12 |
DE2807645A1 (de) | 1978-09-28 |
FR2384971B1 (it) | 1984-03-09 |
SE7801759L (sv) | 1978-09-22 |
JPS5750948B2 (it) | 1982-10-29 |
DE2807645C2 (de) | 1985-02-21 |
GB1568926A (en) | 1980-06-11 |
FR2384971A1 (fr) | 1978-10-20 |
NO149900B (no) | 1984-04-02 |
US4224009A (en) | 1980-09-23 |
NO149900C (no) | 1984-07-11 |
NO780848L (no) | 1978-09-22 |
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