The neutron leakage only inspection in the manner in order to verify the neutron leakage in the device null test piece or the wall

摘要

(57) Abstract As for this invention, the test piece, the container or it regards the method and the device in order to verify a leak in the wall of those which are similar in this by the measurement and appraisal of change of gas partial pressure. At the time of a leak inspection in order to reduce the time which catches, change of partial pressure of oxygen, is verified and by the oxygen sensor (4) and what is appraised is proposed.