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Class Information
Number: 976/DIG.298
Name: Nuclear technology > Control of nuclear power plant [g21d-3/00] *** (control of nuclear reaction in general dig. 113) > Safety arrangements [g21d-3/04] *** (emergency protection of reactor dig. 139+)
Description:










Sub-classes under this class:

Class Number Class Name Patents
976/DIG.299 Responsive to faults within the plant [g21d-3/06] *** (in the reactor dig. 139+) 15


Patents under this class:

Patent Number Title Of Patent Date Issued
5032346 Method of determining and evaluating the emergency shutdown margin for a pressurized water nuclear reactor Jul. 16, 1991
5028378 Safety system for a gas cooled high temperature reactor Jul. 2, 1991
5023045 Plant malfunction diagnostic method Jun. 11, 1991
5006303 Nuclear power plant Apr. 9, 1991
4997617 Real-time reactor coolant system pressure/temperature limit system Mar. 5, 1991
4986952 Protection system for protecting a nuclear reactor in the event of a reaction-inhibiting element falling Jan. 22, 1991
4983350 Method and apparatus for detecting the fall of a control cluster in a nuclear reactor Jan. 8, 1991
4879087 Nuclear power plant Nov. 7, 1989
4842805 Method of detecting that an anti-reactive element has fallen into the reactor of a nuclear power station, and a power station protected against such a fall Jun. 27, 1989
4842244 Valve control system for power generating plants Jun. 27, 1989
4840766 Method of and apparatus for controlling steam vent volume of moisture separator reheaters Jun. 20, 1989
4832898 Variable delay reactor protection system May. 23, 1989
4815014 Machine assisted execution of process operating procedures Mar. 21, 1989
4783307 Reactor control system verification Nov. 8, 1988
4696785 Testable voted logic power circuit and method of testing the same Sep. 29, 1987
4694693 Check valve test method using truncated accumulator blowdown Sep. 22, 1987
4692297 Control of nuclear reactor power plant on occurrence of rupture in coolant tubes Sep. 8, 1987
4687623 Self-compensating voted logic power interface with tester Aug. 18, 1987
4683105 Testable, fault-tolerant power interface circuit for normally de-energized loads Jul. 28, 1987
4675147 Generating an integrated graphic display of the safety status of a complex process plant Jun. 23, 1987
4664870 Testable voted logic power interface May. 12, 1987
4661310 Pulsed multichannel protection system with saturable core magnetic logic units Apr. 28, 1987
4657727 Fission product barrier emergency event classification and response system Apr. 14, 1987
4632802 Nuclear plant safety evaluation system Dec. 30, 1986
4620566 Device for protecting a container containing a pressurized fluid Nov. 4, 1986
4585609 Method of monitoring an electricity generating station equipped with a nuclear reactor Apr. 29, 1986
4470948 Suppression of malfunction under water-solid conditions Sep. 11, 1984
4440715 Method of controlling nuclear power plant Apr. 3, 1984
4360496 Cooling system for auxiliary systems of a nuclear installation Nov. 23, 1982
4308099 Nuclear reactor safety system Dec. 29, 1981
4292129 Monitoring of operating processes Sep. 29, 1981
4290851 Nuclear reactor safety system Sep. 22, 1981
4280871 Live steam shut-off device for pressurized water reactors Jul. 28, 1981
4245412 Steam power plant, especially nuclear power plant Jan. 20, 1981
4187146 Reduction of radioactive emissions from nuclear-reactor plant Feb. 5, 1980
4138319 Nuclear reactor installation with a light-water reactor Feb. 6, 1979
4129141 Scram valve Dec. 12, 1978
4113561 Valve arrangement for a nuclear plant residual heat removal system Sep. 12, 1978
4075059 Reactor power reduction system and method Feb. 21, 1978
4057077 Nuclear reactor steam generator installation Nov. 8, 1977
3997767 Reactor trip on turbine trip inhibit control system for nuclear power generating system Dec. 14, 1976
3985613 Reactor trip on turbine trip inhibit control system for nuclear power generating system Oct. 12, 1976
3979255 Method for operating a system with a variable excursion margin setpoint Sep. 7, 1976
3932213 Permissive analogue logic for the steam relief valves of a nuclear reactor Jan. 13, 1976
3931503 System for operating a boiling water reactor steam turbine power plant utilizing dual analog throttle pressure controllers Jan. 6, 1976











 
 
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