FR2498730B1 - - Google Patents
Info
- Publication number
- FR2498730B1 FR2498730B1 FR8023089A FR8023089A FR2498730B1 FR 2498730 B1 FR2498730 B1 FR 2498730B1 FR 8023089 A FR8023089 A FR 8023089A FR 8023089 A FR8023089 A FR 8023089A FR 2498730 B1 FR2498730 B1 FR 2498730B1
- 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
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 from or in pipes or hoses
- F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
- F16L55/128—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
- F16L55/1283—Plugging pig
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8023089A FR2498730A1 (fr) | 1980-10-29 | 1980-10-29 | Obturateur interne pour conduite |
NLAANVRAGE8104800,A NL178188C (nl) | 1980-10-29 | 1981-10-23 | Afsluiter. |
AU76814/81A AU535990B2 (en) | 1980-10-29 | 1981-10-26 | Pipe obturator |
BR8106914A BR8106914A (pt) | 1980-10-29 | 1981-10-27 | Obturador interno para conduto |
GB8132386A GB2086525B (en) | 1980-10-29 | 1981-10-27 | Improvements in internal obturators for pipes |
CA000388936A CA1185171A (fr) | 1980-10-29 | 1981-10-28 | Obturateur interne pour conduite |
DE3142768A DE3142768C2 (de) | 1980-10-29 | 1981-10-28 | Interne Verschlußvorrichtung für eine Rohrleitung |
NO813646A NO813646L (no) | 1980-10-29 | 1981-10-28 | Innvendig stengeinnretning for roerledninger. |
ES1981269690U ES269690Y (es) | 1980-10-29 | 1981-10-28 | Dispositivo obturador interno para un conducto. |
IT24747/81A IT1140003B (it) | 1980-10-29 | 1981-10-28 | Otturatore interno per condotta |
JP56173679A JPS57103991A (en) | 1980-10-29 | 1981-10-29 | Sealing device for inner part of pipe |
US06/483,747 US4442867A (en) | 1980-10-29 | 1983-04-15 | Internal obturators for pipes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8023089A FR2498730A1 (fr) | 1980-10-29 | 1980-10-29 | Obturateur interne pour conduite |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2498730A1 FR2498730A1 (fr) | 1982-07-30 |
FR2498730B1 true FR2498730B1 (fr) | 1985-03-29 |
Family
ID=9247442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8023089A Granted FR2498730A1 (fr) | 1980-10-29 | 1980-10-29 | Obturateur interne pour conduite |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS57103991A (fr) |
FR (1) | FR2498730A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3610625A1 (de) * | 1986-03-29 | 1987-10-08 | Norske Stats Oljeselskap | In eine rohrleitung einsetzbare absperrvorrichtung |
FR3088101B1 (fr) * | 2018-11-06 | 2020-11-27 | Grtgaz | Outil pour intervention sur la paroi d'une canalisation de fluide avec galets motorises |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3927556A (en) * | 1972-03-31 | 1975-12-23 | Halliburton Co | Expandable pipeline plug leak location method |
-
1980
- 1980-10-29 FR FR8023089A patent/FR2498730A1/fr active Granted
-
1981
- 1981-10-29 JP JP56173679A patent/JPS57103991A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS57103991A (en) | 1982-06-28 |
FR2498730A1 (fr) | 1982-07-30 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |