FR2340489B1 - - Google Patents

Info

Publication number
FR2340489B1
FR2340489B1 FR7603456A FR7603456A FR2340489B1 FR 2340489 B1 FR2340489 B1 FR 2340489B1 FR 7603456 A FR7603456 A FR 7603456A FR 7603456 A FR7603456 A FR 7603456A FR 2340489 B1 FR2340489 B1 FR 2340489B1
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
Application number
FR7603456A
Other languages
French (fr)
Other versions
FR2340489A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Areva NP SAS
Original Assignee
Framatome SA
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 Framatome SA filed Critical Framatome SA
Priority to FR7603456A priority Critical patent/FR2340489A1/fr
Priority to ZA770451A priority patent/ZA77451B/xx
Priority to ES455520A priority patent/ES455520A1/es
Priority to BE174782A priority patent/BE851245A/xx
Publication of FR2340489A1 publication Critical patent/FR2340489A1/fr
Application granted granted Critical
Publication of FR2340489B1 publication Critical patent/FR2340489B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/22—Drums; Headers; Accessories therefor
    • F22B37/221—Covers for drums, collectors, manholes or the like
    • F22B37/222—Nozzle dams introduced through a smaller manway, e.g. foldable

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
FR7603456A 1976-02-09 1976-02-09 Dispositif d'obturation d'un orifice Granted FR2340489A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7603456A FR2340489A1 (fr) 1976-02-09 1976-02-09 Dispositif d'obturation d'un orifice
ZA770451A ZA77451B (en) 1976-02-09 1977-01-26 Device for closing off an aperture
ES455520A ES455520A1 (es) 1976-02-09 1977-02-01 Dispositivo perfeccionado de obturacion de un orificio.
BE174782A BE851245A (fr) 1976-02-09 1977-02-09 Dispositif d'obturation d'un orifice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7603456A FR2340489A1 (fr) 1976-02-09 1976-02-09 Dispositif d'obturation d'un orifice

Publications (2)

Publication Number Publication Date
FR2340489A1 FR2340489A1 (fr) 1977-09-02
FR2340489B1 true FR2340489B1 (ja) 1979-07-20

Family

ID=9168886

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7603456A Granted FR2340489A1 (fr) 1976-02-09 1976-02-09 Dispositif d'obturation d'un orifice

Country Status (4)

Country Link
BE (1) BE851245A (ja)
ES (1) ES455520A1 (ja)
FR (1) FR2340489A1 (ja)
ZA (1) ZA77451B (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532715A1 (fr) * 1982-09-07 1984-03-09 Thome Paul Dispositif d'obturation du circuit primaire de reacteurs nucleaires
FR2554208B1 (fr) * 1983-11-02 1986-01-17 Framatome Sa Panneau d'obturation provisoire d'un passage a l'interieur d'une enceinte accessible seulement par un orifice de plus petites dimensions
FR2568659A1 (fr) * 1984-08-03 1986-02-07 Villejuif Etudes Indles Obturateur a geometrie variable
FR2574975B1 (fr) * 1984-12-18 1987-01-09 Thome Jean Patrick Obturation du circuit primaire de reacteurs nucleaires depuis les generateurs de vapeur
EP0213024B1 (fr) * 1985-08-09 1989-07-12 Framatome Dispositif de mise en place et de maintien d'une plaque d'obturation d'un orifice dans une enceinte
US5048570A (en) * 1986-04-21 1991-09-17 Combustion Engineering Inc. Multisectioned nozzle dam
US5238054A (en) * 1990-11-26 1993-08-24 Westinghouse Electric Corp. Steam generator nozzle dam

Also Published As

Publication number Publication date
FR2340489A1 (fr) 1977-09-02
BE851245A (fr) 1977-08-09
ES455520A1 (es) 1978-01-16
ZA77451B (en) 1977-12-28

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Legal Events

Date Code Title Description
ST Notification of lapse