US PATENT SUBCLASS 588 / 2
.~ By fixation in stable solid media

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.~ By fixation in stable solid media {8}
3  DF  .~.~> Cement, concrete, or hydraulic setting {1}
5  DF  .~.~> Bituminous
6  DF  .~.~> Resin or polymer; e.g., cellulose, polyethylene {2}
9  DF  .~.~> Clay or claylike
10  DF  .~.~> Ceramic or ceramiclike {1}
13  DF  .~.~> Ion exchange material
14  DF  .~.~> Silicon containing
15  DF  .~.~> Metal containing

DEFINITION

Classification: 588/2

By fixation in stable solid media:

(under subclass 1) Subject matter wherein the radioactive material is immobilized in a solid medium.

(1) Note. Immobilization is on either a molecular or particulate level, the radioactive material permeating or being part of the whole mass.