Power breeder reactor

Claim 1

A FAST NEUTRON LIQUID COOLED REACTOR COMPRISING A REACTOR VESSEL, A CORE SECTION CENTRALLY LOCATED WITHIN SAID VESSEL, A RADIAL BLANKET SECTION SURROUNDING THE CORE SECTION, AN UPPER GRID PLATE AND LOWER GRID PLATE LATERALLY DISPOSED IN SAID VESSEL AND SPACED FROM ONE ANOTHER, SAID GRID PLATES EACH HAVING AXIALLY ALIGNED CONFRONTING APERTURES THEREIN, EACH APERTURE IN THE UPPER GRID PLATE BEING CONICALLY CHAMFERED AT ITS UPPER END, SAID CORE AND BLANKET SECTIONS COMPRISING VERTICALLY EXTENDING MULTIFACED SUBASSEMBLIES PACKED TOGETHER, EACH HAVING A LOWER EXTENSION ADAPTED TO ENGAGE A PAIR OF SAID ALIGNED APERTURES IN SAID GRID PLATES TO SUPPORT SAID ASSEMBLY, SAID EXTENSION HAVING A SPHERICALLY SHAPED SURFACE AT ITS UPPER END ADAPTED TO ENGAGE THE CONICAL CHAMFER IN THE UPPER GRID PLATE AND FITTING SNUGLY WITHIN THE APERTURE IN THE LOWER GRID PLATE, AND A PROTUBERANCE IN THE VERTICAL MID-PORTION OF EACH FACE OF EACH CORE SECTION SUBASSEMBLY ADAPTED TO ENGAGE THE PROTUBERANCE ON ITS ADJACENT SUBASSEMBLY.