Brown, Boveri Reaktor, GmbH

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5022437 Hollow plug for blocking a heat exchanger tubeExpiredDec 11, 89Jun 11, 91[F16L]
4847036 Apparatus for the inspection of a nuclear reactor fuel assemblyExpiredSep 18, 87Jul 11, 89[G21C]
4847037 Apparatus for the inspection of nuclear reactor fuel rodsExpiredSep 18, 87Jul 11, 89[G21C]
4826651 Method and apparatus for assisting the process of loading a reactor core with elongated fuel elementsExpiredMar 04, 87May 02, 89[G21C]
4822176 Method and apparatus for simulation of the operational demands acting an expanded tube jointsExpiredMay 12, 88Apr 18, 89[G01N]
4816207 Method for checking the dimensions of a fuel assembly for nuclear reactorsExpiredDec 01, 86Mar 28, 89[G01B, G21C]
4777011 Method and device for checking the dimensions of a fuel assembly for nuclear reactorsExpiredDec 01, 86Oct 11, 88[G21C]
4735766 Method and apparatus for testing vertically extending fuel rods of water-cooled nuclear reactors which are combined in a fuel rod clusterExpiredJul 07, 86Apr 05, 88[G21C]
4725162 Clamping element for fixation in a bore of a structural partExpiredFeb 06, 87Feb 16, 88[F16B, B65G]
4718377 Device for placing a cylindrical body, especially a sleeve, in a tube of a steam generatorExpiredFeb 24, 86Jan 12, 88[F22B]
4707912 Crash protection apparatus for a device for pulling a tube out of a tube sheet of a heat exchangerExpiredJun 12, 86Nov 24, 87[B23P]
4683104 Equipment for the inspection of fuel rods of nuclear reactorsExpiredMay 28, 85Jul 28, 87[G21C]
4683107 Method and device for replacing neutron absorber rodsExpiredOct 15, 84Jul 28, 87[G21C]
4673027 Device for inspection and/or repair of the tubes of a steam generator for nuclear reactorsExpiredJun 07, 82Jun 16, 87[B25J]
4655993 Method and apparatus for locating defective fuel rod cladding tubes of water-cooled nuclear reactorsExpiredJul 23, 84Apr 07, 87[G21C]
4652251 Determining the difference between the temperature of a liquid flowing in a closed system and its saturation temperatureExpiredNov 12, 82Mar 24, 87[G01K, G21C]
4649989 Device for testing and/or repairing steam generator tubesExpiredJan 09, 84Mar 17, 87[B25J]
4637912 Apparatus for inspecting fuel assemblies, particularly for detecting defective fuel rods from complete fuel assemblies of water-cooled nuclear reactorsExpiredMay 25, 83Jan 20, 87[G21C]
4612158 Process for controlling leaks between the primary and secondary coolant loops of a pressurized water reactor systemExpiredDec 19, 83Sep 16, 86[G21C]
4585608 Device for the determination of the vibrations occurring at the internals of a reactor pressure vesselExpiredJun 01, 82Apr 29, 86[G21C]

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