| Patents for F28F 11 - Arrangements for sealing leaky tubes or conduits (1,051) |
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| 11/29/1989 | EP0343513A1 Device for the stabilisation of a pipe of a heat exchanger |
| 11/29/1989 | EP0343368A1 Heat exchangers tube end remote internal sleeving machine |
| 11/28/1989 | CA1263221A1 Process for the repair by lining of a steam-generator tube and a repair lining for this tube |
| 11/15/1989 | EP0341429A1 Device for the introduction of a sleeve into a pipe of a steam generator |
| 10/31/1989 | US4876871 Flexible hardroll mandrel assembly for sleeving peripherally located heat exchanger tubes |
| 10/17/1989 | US4873753 Control system for a rotation station for remotely installing a mechanical tube plug |
| 09/26/1989 | CA1261598A1 Mechanical plug drill |
| 09/19/1989 | US4867333 High-pressure pin plug |
| 08/22/1989 | US4859491 Process for repairing a cryogenic heat exchanger |
| 08/15/1989 | US4856353 Nondestructive inspection apparatus for heat-transfer tubes in boilers |
| 08/09/1989 | EP0326886A2 Control system for a rotation station for remotely installing a mechanical tube plug |
| 07/18/1989 | US4847967 Process for the repair by lining or a steam-generator tube and a repair lining for this tube |
| 07/05/1989 | EP0323139A2 Tube plug tip restrainer apparatus |
| 07/04/1989 | US4844152 Structural plug member and insert tool |
| 06/20/1989 | US4840096 Device for machining chamfers on a free of a pipe |
| 06/14/1989 | EP0319723A2 Method of removing plugs |
| 05/23/1989 | US4831720 Heat exchange tube insertion tool |
| 05/23/1989 | US4831703 Apparatus and method for plugging a tube |
| 05/16/1989 | US4829648 Apparatus and method for simultaneously loading a reinforcing sleeve and mandrel into a tube |
| 05/09/1989 | US4827594 Process for lining a peripheral tube of a steam generator |
| 05/02/1989 | US4825937 Sealing apparatus for automobile radiators |
| 04/27/1989 | DE3735195A1 Insert for stabilising a parted heat-exchanger tube |
| 04/25/1989 | US4823846 Tube plug tip restrainer apparatus |
| 04/19/1989 | EP0312418A1 Remotely controlled plug insertion and removal tool for a steam generator tube |
| 04/11/1989 | US4819315 Process for attachment of a hollow cylindrical component within a tube and cylindrical component for carrying out this process |
| 04/11/1989 | CA1252398A1 Pipe repair sleeve apparatus and method of repairing a damaged pipe |
| 03/29/1989 | EP0309078A2 Method of apparatus for expanding and sealing a sleeve into a surrounding tube |
| 03/14/1989 | US4811759 Device for the fluidtight closure of an aperture extending through a wall |
| 02/15/1989 | EP0303456A1 Snap-on fillerneck assembly for radiators |
| 01/31/1989 | US4800927 Cable insertion nozzle |
| 01/31/1989 | US4800637 For a steam generator tube |
| 01/18/1989 | EP0299539A2 Apparatus for sleeving damaged tubes of a nuclear steam generator |
| 12/27/1988 | US4793382 Assembly for repairing a damaged pipe |
| 12/27/1988 | US4793044 Process for remotely lining a steam generator tube of a pressurized water nuclear reactor |
| 12/20/1988 | CA1246838A1 Tube expansion process |
| 11/30/1988 | CN87103478A Sealing method and device capable of avoiding short fluid bypass in a tubular heat exchanger |
| 11/29/1988 | US4787420 Plugging apparatus and method using a hydraulically assisted plug expander |
| 11/17/1988 | EP0291003A1 Hollow plag for sealing a heat exchanger tube |
| 11/15/1988 | US4784561 Device for the remote feeding of cylindrical pieces to an automatic machine, such as a machine plugging the tubes of a steam generator of a pressurized-water nuclear reactor |
| 11/08/1988 | US4782727 For performing a cross cutting operation |
| 09/27/1988 | US4773474 Snap on fillerneck assembly for radiators |
| 09/27/1988 | CA1242311A1 Method for replacing tubes in a header or drum |
| 09/20/1988 | US4771810 Multi-seal mechanical tube plug |
| 09/20/1988 | US4771526 Sleeving of steam generators |
| 08/23/1988 | US4765374 Multi-seal mechanical tube plug |
| 08/16/1988 | CA1240625A1 Sleeving of tubes of steam generator in hostile environment |
| 08/16/1988 | CA1240491A1 Apparatus for the sleeving of tubes in hostile environments |
| 08/09/1988 | US4762152 Motor vehicle heat exchanger manifold assembly |
| 08/03/1988 | EP0276659A2 Apparatus and method for simultaneously loading a reinforcing sleeve and mandrel into a tube |
| 07/05/1988 | US4754538 Annular tube-like driver |
| 06/22/1988 | EP0271739A1 Process for the repair or protection of one extremity of a metallic heat exchanger tube, and sleeve for carrying it out |
| 06/21/1988 | US4751944 For preventing flow through a heat exchange tube |
| 06/15/1988 | EP0270973A1 Plugging apparatus and method using a hydraulically assisted plug expander |
| 06/08/1988 | EP0270053A1 Apparatus and method for plugging a tube |
| 05/05/1988 | DE3732630A1 Verfahren zum zustopfen von rohrblechen mit hartverloeteten stopfen Cram method for plug up of pipe with brazed metal sheets |
| 04/27/1988 | EP0264424A1 Rotation station for remotely installing mechanical tube plug |
| 04/26/1988 | US4739916 Sleeve repair of degraded nuclear steam generator tubes |
| 04/19/1988 | US4738304 Direct condensation radiator for spacecraft |
| 04/13/1988 | EP0263733A1 Device to tightly seal a hole through a wall |
| 04/05/1988 | US4734972 Tube plug removal machine |
| 03/01/1988 | US4728217 Gripper apparatus and method |
| 02/09/1988 | US4723578 For plugging a defective tube |
| 02/09/1988 | CA1232518A1 Hybrid expansion apparatus and process |
| 02/02/1988 | US4722122 Rotation station for remotely installing mechanical tube plugs |
| 01/12/1988 | US4718377 Device for placing a cylindrical body, especially a sleeve, in a tube of a steam generator |
| 01/07/1988 | EP0113344B1 Heat exchangers and methods of construction thereof |
| 12/22/1987 | US4713870 Pipe repair sleeve apparatus and method of repairing a damaged pipe |
| 12/09/1987 | EP0248728A1 Method for resistantly and tightly fixing a hollow cylindrical element at the inside of a tube, and cylindrical element for carrying out this method |
| 11/11/1987 | EP0245134A1 Process and apparatus for sleeving a peripheral tube of a steam generator |
| 11/04/1987 | EP0244283A1 Process and apparatus for remotely sleeving a tube of the steam generator of a pressurized-water nuclear reactor |
| 11/04/1987 | EP0244282A1 Device for feeding from a distance cylindrically shaped parts to an automatic machine such as a machine for closing the tubes of a steam generator of a high-pressure nuclear reactor |
| 10/22/1987 | WO1987006333A1 Rotation station for remotely installing mechanical tube plug |
| 10/13/1987 | US4699306 Mechanical plug feeding mechanism |
| 10/13/1987 | CA1228003A1 Annular memory metal driver |
| 09/29/1987 | US4696102 Collet type gripper |
| 09/23/1987 | CN85109379A Brazing casting pipe with ceramic fusing agent zone and its method of practice |
| 09/22/1987 | US4694549 Method for remotely replacing tube ends in a heat exchanger |
| 09/15/1987 | US4693277 Remotely operable tool for setting plugs into heat exchanger tubes |
| 09/09/1987 | EP0236073A2 Gripper apparatus and method |
| 09/01/1987 | CA1226276A1 Tube plug |
| 08/26/1987 | CN86202127U Seal device for preventing by passing-short circuit of fluid in the pipe-sleeve type heat exchanger |
| 08/11/1987 | US4685186 Method of inserting a sleeve within a heat exchanger tube |
| 07/28/1987 | US4682725 Process of replacing a sleeve mounted within a pipe |
| 07/21/1987 | CA1224394A1 Tube expansion |
| 07/15/1987 | EP0228684A2 Collet type gripper |
| 06/16/1987 | EP0225544A2 Mechanical plug feeding mechanism |
| 05/06/1987 | EP0119997B1 Explosive welding device |
| 05/05/1987 | CA1221228A1 Sleeve type repair of degraded nuclear steam generator tubes |
| 04/29/1987 | EP0219793A2 Cable insertion nozzle |
| 04/22/1987 | EP0219000A2 Sleeving of steam generators |
| 04/22/1987 | CN86106520A Insert socket for cable |
| 04/15/1987 | EP0218198A2 Gripper assembly |
| 03/31/1987 | US4653540 Plug for heat exchanger tubes |
| 03/31/1987 | US4653164 Sleeving of tubes of steam generator in hostile environment |
| 03/18/1987 | EP0214670A2 Method of fastening baffles inside a tube and a closing system provided by such method |
| 03/10/1987 | US4649492 Tube expansion process |
| 03/03/1987 | US4646816 Simplified tube plugging |
| 02/03/1987 | US4639994 Suspension of tools for sleeving of tubes of steam generator |
| 01/20/1987 | US4637436 Annular tube-like driver |
| 12/02/1986 | US4625789 Double barrier heat exchanger |