METHOD FOR EXTRACTING NUCLEAR FUEL FROM PRESSURE-TUBE REACTOR OF NUCLEAR POWER PLANT Russian patent published in 1999 - IPC

FIELD: nuclear power engineering; decommissioning pressure-tube reactor plants of ships including submarines and icebreakers. SUBSTANCE: fuel is removed from reactor core with head cover held in reactor vessel; reactor vessel is also proposed to be separated from pipelines connecting it to power plant primary circuit prior to removing it. EFFECT: reduced radiation power and environment pollution probability, reduced time and number of transport containers. 4 cl