US PATENT SUBCLASS 588 / 13
.~.~ Ion exchange material

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}
13.~.~ Ion exchange material

DEFINITION

Classification: 588/13

Ion exchange material:

(under subclass 2) Subject matter wherein the solid media is a nonresinous material having the ability or property, of adsorbing or exchanging cations and/or anions with the

radioactive material.