System for detecting the failure of a nuclear fuel rod in a nuclear reactor
Patent 4135970 Issued on January 23, 1979. Estimated Expiration Date: 
February 28, 1997. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
February 28, 1997. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3018159 3203866 3227878 3523868 3788942 3817829 Removal of radioactive contamination from a nuclear reactor coolant Patent #: 4010068 InventorsAssigneeApplicationNo. 05/772981 filed on 02/28/1977US Classes:376/253By the detection of fission products external to the fuel elementExaminersPrimary: Pendegrass, Verlin R.Assistant: Cangialosi, S. A. Attorney, Agent or FirmInternational ClassesG21C 17/04 (20060101)G21C 17/02 (20060101) Foreign Application Priority Data1976-02-27 JPAbstractA system for detecting the failure of a nuclear fuel rod in a nuclear reactor comprises sampling a coolant in a nuclear reactor, cooling the sampled coolant to permit 135I in the coolant to be adsorbed on an iodine adsorption device, moving 135mXe produced by the 135I decay into a cover gas at the upper space of a gas-liquid separator, and introducing the 135mXe entrained cover gas into a radioactivity detector where the radioactivity of 135mXe is counted. | |
