.~> Between pressure vessel cover and vessel or portion thereof {1}
DEFINITION
Classification: 376/203
SEAL ARRANGEMENT:
(under the class definition) Subject matter for substantially preventing the escape of fluid from a joint between two elements of a nuclear reactor fluid confining means.
SEE OR SEARCH CLASS
277, Seal for a Joint or Juncture, for a generic sealing means or process,
628+, for a static contact seal for other than an internal combustion engine, or a pipe, conduit, or cable.