US PATENT SUBCLASS 976 / DIG 327
.~.~ Ceramics; Glasses; Refractories [G21F-1/06] *** (cermets DIG. 328)


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976 /   HD   NUCLEAR TECHNOLOGY

DIG 319  DD  SHIELDING CHARACTERIZED BY THE COMPOSITION OF THE MATERIALS [G21F-1/00] {2}
DIG 320  DD  .~ Selection of uniform shielding materials [G21F-1/02] {6}
DIG 327.~.~ Ceramics; Glasses; Refractories [G21F-1/06] *** (cermets DIG. 328)