| Patents for G21C 9 - Emergency protection arrangements structurally associated with the reactor (2,227) |
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| 03/27/1990 | US4911879 Apparatus for the recombination of hydrogen and oxygen |
| 03/21/1990 | EP0359716A2 Intrinsic-safety nuclear reactor of the pressurized water type |
| 03/14/1990 | EP0357649A1 Pressure-relief and filter device for pressurized water reactors |
| 02/13/1990 | US4900506 High-temperature reactor |
| 02/08/1990 | WO1990001207A1 Nuclear water reactor passive emergency cooling system |
| 02/07/1990 | EP0353867A1 Full pressure passive emergency core cooling and residual heat removal system for water cooled nuclear reactors |
| 01/30/1990 | US4897240 Nuclear reactor |
| 01/25/1990 | DE3824606A1 Method for pressure relief of the safety container of a nuclear power station in case of accident and filter for carrying out the method |
| 01/18/1990 | DE3824174A1 Method and device for the reduction and limitation of the temperatures during heating accidents in high-temperature nuclear reactors |
| 01/18/1990 | DE3823421A1 The elimination of explosive gas mixtures from large volumes by means of catalytically active surfaces |
| 01/09/1990 | CA1264257A1 Control of nuclear reactor power plant on occurence of rupture in coolant tubes |
| 12/28/1989 | WO1989012897A1 Process and device for removing flammable gaseous mixtures from a container |
| 12/26/1989 | US4889683 Thermally responsive trigger devices and their use in shut-down devices for nuclear reactors |
| 12/26/1989 | US4889682 Passive cooling system for nuclear reactor containment structure |
| 11/30/1989 | WO1989011721A1 Device for controlled combustion of an ignitable hydrogen/air mixture in a nuclear power plant |
| 11/23/1989 | EP0342602A1 Device for the controlled combustion of ignitable hydrogen-air mixtures in a nuclear installation |
| 11/23/1989 | EP0342381A2 Passive cooling system for nuclear reactor containment structure |
| 11/23/1989 | DE3815850A1 Nuclear power station with a containment shell and method for its depressurisation |
| 11/14/1989 | US4880596 Thermionic switched self-actuating reactor shutdown system |
| 11/02/1989 | EP0339301A1 Method to determine and evaluate the emergency shut down margin of a nuclear pressurized water reactor |
| 10/25/1989 | EP0338324A2 Nuclear power plant with security confinement |
| 10/25/1989 | CN1036655A Protection system for protecting nuclear reactor in the event of reaction-inhibiting element falling |
| 10/19/1989 | DE3811581A1 Safety device for graphite moderated nuclear reactors |
| 10/10/1989 | US4873050 Method and apparatus for pressure relief of a nuclear power plant |
| 09/27/1989 | EP0334504A2 Fluid flow control devices |
| 09/27/1989 | CN1035779A Filter with boiler-shaped filtering elements |
| 09/21/1989 | DE3808343A1 Filter insert for a tank filter housing |
| 09/20/1989 | EP0332950A1 Arrangement for depressurizing the containment of a nuclear power plant |
| 09/20/1989 | EP0332817A1 Shroud tank and fill pipe for a boiling water nuclear reactor |
| 09/12/1989 | US4865803 Gas discharge system for the safety containment of a nuclear reactor |
| 09/08/1989 | WO1989008315A1 Arrangement for relieving the pressure in the safety vessel of a nuclear power station |
| 09/05/1989 | US4863677 Nuclear power plant having a containment |
| 08/29/1989 | US4860832 Receptacle for extinguishing a burning liquid fuel by isolation |
| 08/22/1989 | US4859405 Filtered venting and decay heat removing apparatus and system for containment structures, and method of operation |
| 08/10/1989 | DE3249711C2 Nuclear reactor having a shutdown system which reacts as a function of the neutron flux |
| 08/09/1989 | EP0326563A1 A method for cleansing gas and apparatus herefor. |
| 08/02/1989 | EP0326453A1 Method and device for protecting a structure against spillage of hot and strongly reducing liquid metal |
| 08/02/1989 | EP0326057A1 Nuclear reactor protection system in case of a dropped reactivity-reducing element |
| 08/02/1989 | EP0153308B1 Retrofittable nuclear reactor |
| 07/26/1989 | EP0324807A1 Device for preventing a nuclear reactor core from penetrating the ground after melt-down. |
| 07/26/1989 | EP0324763A1 A method for cleansing gases and apparatus herefor. |
| 07/25/1989 | US4851183 Underground nuclear power station using self-regulating heat-pipe controlled reactors |
| 06/08/1989 | DE3739720A1 Eliminating hydrogen from a post-accident atmosphere of a nuclear power station |
| 06/07/1989 | CN1004451B Fission product scrubbing system for a nuclear reactor |
| 06/06/1989 | US4836443 Temperature-dependent pressure release device for pressure vessels |
| 06/06/1989 | US4836292 Method for cooling a nuclear reactor and a product therefor |
| 05/18/1989 | DE3836563A1 Drive system for a coolant pump in an atomic power station |
| 04/27/1989 | DE3819485C1 Nuclear reactor installation, comprising a high-temperature small reactor, a helium/helium heat exchanger and a helium/water heat exchanger, and method for its operation |
| 04/20/1989 | DE3733790A1 Pneumatic safeguard against overheating of nuclear reactors |
| 04/05/1989 | CN1032259A Method of protecting pressurized water nuclear reactor against failures in its emergency stop means |
| 03/28/1989 | US4816210 Passive filtered containment vent |
| 03/23/1989 | DE3730789A1 Nuclear power station with a high-temperature reactor |
| 03/22/1989 | EP0307909A1 Seperator device for reactors |
| 03/15/1989 | EP0306725A1 Method to protect a pressurized-water reactor against emergency shutdown system failures |
| 03/14/1989 | US4812286 Shroud tank and fill pipe for a boiling water nuclear reactor |
| 03/08/1989 | EP0305719A2 Centrifugal brake for control rod drive |
| 03/02/1989 | DE3727529A1 Swimming-pool nuclear reactor |
| 02/15/1989 | EP0303144A1 Device for the recombination of hydrogen and oxygen |
| 02/08/1989 | EP0302678A2 Passive filtered containment vent |
| 02/02/1989 | DE3820187A1 Elimination of hydrogen from a post-accident atmosphere of a nuclear power station |
| 02/01/1989 | EP0301536A2 Palladium alloy as a catalyst for hydrogen oxidation in an atmosphere containing hydrogen and oxygen |
| 01/31/1989 | US4801424 Liquid receiver which acts as a pressure relief valve for a nuclear reactor |
| 01/26/1989 | DE3723887A1 Gripping device for filter elements of stainless steel fibre packages |
| 01/25/1989 | EP0300154A1 Clamping device for filter elements of stainless steel fiber packages resp. mats |
| 01/10/1989 | US4797250 Nuclear reactor confinement enclosure foundation |
| 01/10/1989 | US4797249 Process for precluding or reducing the danger to a system and the surroundings thereof by reactive mixtures |
| 12/29/1988 | DE3719607A1 Method and device for extinguishing fires |
| 12/28/1988 | CN88103493A Prevent melting reactor core from permeating into the soil device |
| 12/15/1988 | WO1988009998A1 Device for preventing a nuclear reactor core from penetrating the ground after melt-down |
| 12/06/1988 | US4788999 Automatic servo-controlled valve with high-speed opening |
| 11/29/1988 | CA1245718A1 System of generating electricity using a swimming pool type nuclear reactor |
| 11/23/1988 | EP0292115A2 A valve and filter assembly |
| 11/17/1988 | WO1988009039A1 Pressure-relief and filter device for pressurized water reactors |
| 11/17/1988 | DE3715467A1 Pressure relief and filtering device for nuclear facilities, in particular for boiling-water reactors |
| 11/09/1988 | EP0290028A1 Pressure release apparatus and filter assembly for nuclear installations, particularly for pressurized-water reactors |
| 11/03/1988 | DE3712476C1 Device for preventing an unacceptably large pressure build-up in a gas-cooled nuclear reactor installed in a prestressed-concrete pressure vessel |
| 10/12/1988 | EP0285845A1 Method and device for pressure suppression of a nuclear power plant |
| 10/11/1988 | US4777013 Nuclear reactor, in particular a high-temperature reactor |
| 10/05/1988 | EP0285258A2 Reactivity control in nuclear reactors |
| 09/22/1988 | DE3704466A1 Nuclear power plant |
| 09/13/1988 | US4770845 Self-actuating reactor shutdown system |
| 09/08/1988 | DE3705968A1 Material for protection |
| 09/06/1988 | US4769208 Hydrostatic control; allows for deliberate reduced cooling by before reaching extrusion station material to be inserted after loss-of-core flow |
| 08/25/1988 | DE3705193A1 Ignition system and method of ignition of low concentrations of H2 in the event of accidents in nuclear power stations |
| 08/25/1988 | DE3703456A1 Pressure relief arrangement for reactor plant safety vessel - comprises pressure vessel with opening accessible from outside extending to filter chamber and inlet to chamber with control device |
| 08/09/1988 | US4762662 Thermally activated trigger device |
| 07/26/1988 | US4759903 Apparatus for automatically starting the drop of an absorbing member into a nuclear reactor core |
| 07/13/1988 | EP0274309A1 Fire suffocation vessel for a burning liquid |
| 07/07/1988 | DE3644179A1 Filter device for purifying gas streams |
| 07/05/1988 | US4755352 Thermodynamic system for converting heat produced by reactor to electricity |
| 07/05/1988 | US4755349 Mechanism for anti-seismic connection between the pump base and the dome of a nuclear power station |
| 06/16/1988 | DE3641504A1 Low-output nuclear reactor located in the cavern of a pressure vessel |
| 06/09/1988 | DE3640958A1 Rupture ball |
| 06/08/1988 | EP0269847A1 Nuclear power plant with a security confinement |
| 06/01/1988 | EP0268863A1 Control and shut-down device with subdivided travel for a nuclear reactor |
| 05/31/1988 | US4747998 Thermally actuated thermionic switch |
| 05/19/1988 | DE3637845A1 Nuclear reactor with a containment |
| 05/17/1988 | US4744941 Especially of fast neutron reactors |
| 05/03/1988 | US4741879 Nuclear reactor loss of coolant accident |
| 04/20/1988 | EP0263993A2 Pressure suppression system for a security confinement of a nuclear reactor |