FR2494423B1 - - Google Patents
Info
- Publication number
- FR2494423B1 FR2494423B1 FR8121407A FR8121407A FR2494423B1 FR 2494423 B1 FR2494423 B1 FR 2494423B1 FR 8121407 A FR8121407 A FR 8121407A FR 8121407 A FR8121407 A FR 8121407A FR 2494423 B1 FR2494423 B1 FR 2494423B1
- 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
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
- F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Pipe Accessories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3043343 | 1980-11-17 | ||
DE19813135382 DE3135382A1 (de) | 1980-11-17 | 1981-09-07 | Reparaturstopfen fuer waermetauscherrohre, insbesondere fuer dampferzeuger von druckwasser-kernkraftwerken |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2494423A1 FR2494423A1 (fr) | 1982-05-21 |
FR2494423B1 true FR2494423B1 (US20060028730A1-20060209-C00010.png) | 1985-04-12 |
Family
ID=25789153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8121407A Granted FR2494423A1 (fr) | 1980-11-17 | 1981-11-16 | Bouchon de reparation de tube d'echangeur thermique, notamment pour un generateur de vapeur de centrale nucleaire a eau sous pression |
Country Status (5)
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4587904A (en) * | 1985-01-07 | 1986-05-13 | Foster Wheeler Energy Corporation | Debris free plug assembly for heat exchange tubes |
US4707323A (en) * | 1985-10-10 | 1987-11-17 | Rockwell International Corporation | Duct closure |
US4722122A (en) * | 1986-04-18 | 1988-02-02 | Combustion Engineering, Inc. | Rotation station for remotely installing mechanical tube plugs |
US4765374A (en) * | 1986-05-28 | 1988-08-23 | Westinghouse Electric Corp. | Multi-seal mechanical tube plug |
US4771810A (en) * | 1986-05-28 | 1988-09-20 | Westinghouse Electric Corp. | Multi-seal mechanical tube plug |
US4903392A (en) * | 1988-06-22 | 1990-02-27 | Westinghouse Electric Corp. | Method for removing a metallic plug from a tube by simultaneously heating and stretching the plug |
US5560394A (en) * | 1995-05-30 | 1996-10-01 | Jnt Technical Services, Inc. | Self cleaning expandable tube plug |
US8967234B2 (en) | 2010-11-15 | 2015-03-03 | Saudi Arabian Oil Company | Tube plug for a heat exchanger tube |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2155491A (en) * | 1937-08-07 | 1939-04-25 | Frank C Jacobs | Condenser tube seal |
US3860037A (en) * | 1973-06-26 | 1975-01-14 | Diamond Shamrock Corp | Tube plugging device |
FR2343985A1 (fr) * | 1976-03-09 | 1977-10-07 | Holland Explosive Metal | Procede et bouchon pour fermer a l'explosif un trou retenant une extremite de tube dans une plaque tubulaire d'un echangeur de chaleur |
-
1981
- 1981-09-07 DE DE19813135382 patent/DE3135382A1/de not_active Withdrawn
- 1981-09-25 CH CH6190/81A patent/CH652487A5/de not_active IP Right Cessation
- 1981-11-13 US US06/320,869 patent/US4425944A/en not_active Expired - Fee Related
- 1981-11-16 FR FR8121407A patent/FR2494423A1/fr active Granted
- 1981-11-16 ES ES507177A patent/ES507177A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
ES8401618A1 (es) | 1983-12-16 |
ES507177A0 (es) | 1983-12-16 |
CH652487A5 (de) | 1985-11-15 |
DE3135382A1 (de) | 1982-07-29 |
US4425944A (en) | 1984-01-17 |
FR2494423A1 (fr) | 1982-05-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |