US PATENT SUBCLASS 588 / 3
.~.~ Cement, concrete, or hydraulic setting

Current as of: June, 1999
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588 /   HD   HAZARDOUS OR TOXIC WASTE DESTRUCTION OR CONTAINMENT

1  DF  DESTRUCTION OR CONTAINMENT OF RADIOACTIVE WASTE {5}
2  DF  .~ By fixation in stable solid media {8}
3.~.~ Cement, concrete, or hydraulic setting {1}
4  DF  .~.~.~> With additional solid material to enhance fixation of radioactivity

DEFINITION

Classification: 588/3

Cement, concrete, or hydraulic setting:

(under subclass 2) Subject matter wherein the solid media is concrete, cement containing, or hydraulic setting composition.