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 pompato

Info

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
Application number
IT12520/77A
Other languages
English (en)
Inventor
Attilio Grandi
Original Assignee
Termomeccanica Italiana Spa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Termomeccanica Italiana Spa filed Critical Termomeccanica Italiana Spa
Priority to IT12520/77A priority Critical patent/IT1071751B/it
Priority to SE7801759A priority patent/SE7801759L/xx
Priority to DE2807645A priority patent/DE2807645C2/de
Priority to JP2215378A priority patent/JPS53116503A/ja
Priority to GB8573/78A priority patent/GB1568926A/en
Priority to US05/884,801 priority patent/US4224009A/en
Priority to NO780848A priority patent/NO149900C/no
Priority to FR7807088A priority patent/FR2384971A1/fr
Application granted granted Critical
Publication of IT1071751B publication Critical patent/IT1071751B/it

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
    • 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)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Sorption Type Refrigeration Machines (AREA)
IT12520/77A 1977-03-21 1977-03-21 Pompa immersa munita di mezzi di tenuta perfezionati atti ad impedire perdite indesiderate del fluido pompato IT1071751B (it)

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)

* Cited by examiner, † Cited by third party
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
EP3327323A4 (en) * 2015-07-23 2019-03-27 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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
JPS5750948B2 (it) 1982-10-29
FR2384971B1 (it) 1984-03-09
DE2807645C2 (de) 1985-02-21
SE7801759L (sv) 1978-09-22
NO780848L (no) 1978-09-22
NO149900C (no) 1984-07-11
DE2807645A1 (de) 1978-09-28
NO149900B (no) 1984-04-02
GB1568926A (en) 1980-06-11
JPS53116503A (en) 1978-10-12
FR2384971A1 (fr) 1978-10-20
US4224009A (en) 1980-09-23

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