US PATENT SUBCLASS 376 / 455
.~ Hollow, annular, or graduated fuel layers or members (e.g., concentric, helical, etc.)

Current as of: June, 1999
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376 /   HD   INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS

409  DF  FUEL COMPONENT STRUCTURE {10}
455.~ Hollow, annular, or graduated fuel layers or members (e.g., concentric, helical, etc.)

DEFINITION

Classification: 376/455

Hollow, annular, or graduated fuel layers or members (e.g., concentric, helical, etc.):

(under subclass 409) Subject matter wherein at least the portion containing the fuel material itself is in the form of a sheet or tube which may be arranged or associated with itself concentrically or helically.