BR8001268A - Obturador tubular autotravavel - Google Patents

Obturador tubular autotravavel

Info

Publication number
BR8001268A
BR8001268A BR8001268A BR8001268A BR8001268A BR 8001268 A BR8001268 A BR 8001268A BR 8001268 A BR8001268 A BR 8001268A BR 8001268 A BR8001268 A BR 8001268A BR 8001268 A BR8001268 A BR 8001268A
Authority
BR
Brazil
Prior art keywords
self
tubular shutter
traveling tubular
traveling
shutter
Prior art date
Application number
BR8001268A
Other languages
English (en)
Portuguese (pt)
Inventor
G Thillet
G Denoor
Original Assignee
Neyrpic
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 Neyrpic filed Critical Neyrpic
Publication of BR8001268A publication Critical patent/BR8001268A/pt

Links

Classifications

    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F16L55/12—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
    • F16L55/136—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially expanding or deforming a split ring, hooks or the like
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/022—Test plugs for closing off the end of a pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipe Accessories (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
BR8001268A 1979-03-08 1980-03-04 Obturador tubular autotravavel BR8001268A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7905997A FR2450983A1 (fr) 1979-03-08 1979-03-08 Dispositif d'obturation de corps cylindriques

Publications (1)

Publication Number Publication Date
BR8001268A true BR8001268A (pt) 1980-11-04

Family

ID=9222910

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8001268A BR8001268A (pt) 1979-03-08 1980-03-04 Obturador tubular autotravavel

Country Status (5)

Country Link
US (1) US4316487A (https=)
BR (1) BR8001268A (https=)
ES (1) ES489295A1 (https=)
FR (1) FR2450983A1 (https=)
PT (1) PT70880A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3228802C2 (de) * 1982-08-02 1986-08-28 Kraftwerk Union AG, 4330 Mülheim De- und remontable Abdichteinrichtung und ein Verfahren zur Vorbereitung der Abdichtung von Rohrleitungen, insbesondere der Hauptkühlmittelstutzen eines Reaktordruckbehälters
FR2547385B1 (fr) * 1983-06-08 1985-07-12 Stein Industrie Bouchon de piquage d'un appareil

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1559704A (en) * 1924-12-20 1925-11-03 George E Hubbard Filler tube and plug
US1976817A (en) * 1932-03-18 1934-10-16 Hervey S Walker Outlet fitting
US2062527A (en) * 1935-02-25 1936-12-01 Standard Oil Co California Pipe testing apparatus
US2610651A (en) * 1947-10-23 1952-09-16 Hahn Johann Pipe testing machine
GB714758A (en) * 1951-03-19 1954-09-01 Thomas Leslie Garner Improvements in plug-in stoppers
US2658434A (en) * 1951-06-21 1953-11-10 Donald B Miller Gas leakage test box
US2840113A (en) * 1954-05-06 1958-06-24 United Carr Fastener Corp End caps or closures for tubular members
US2944265A (en) * 1958-03-10 1960-07-12 Carmichael Bruce Collapsible sink stopper structure
US3326243A (en) * 1964-01-31 1967-06-20 Northrop Corp Pipe plug
BE693426A (https=) * 1966-02-09 1967-07-03
US3448772A (en) * 1966-04-18 1969-06-10 William B Delamater Waste pipe plug
FR2169469A5 (https=) * 1972-01-26 1973-09-07 Peugeot & Renault
FR2246806A1 (https=) * 1973-01-09 1975-05-02 Pommier Claudy
US4076142A (en) * 1977-01-19 1978-02-28 Naz John F Self-venting bottle closure
US4122592A (en) * 1977-02-28 1978-10-31 Wylain, Inc. Test plug assembly and method for pressure testing the inlet connection for liquid jet floor outlet fittings

Also Published As

Publication number Publication date
US4316487A (en) 1982-02-23
FR2450983A1 (fr) 1980-10-03
FR2450983B1 (https=) 1981-11-27
ES489295A1 (es) 1980-08-16
PT70880A (fr) 1980-03-01

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