US PATENT SUBCLASS 588 / 254
.~.~ Contains asbestos

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

249  DF  CONTAINMENT {6}
252  DF  .~ Solidification, vitrification, or cementation {4}
254.~.~ Contains asbestos

DEFINITION

Classification: 588/254

Contains asbestos:

(under subclass 252) Processes wherein asbestos is present in the hazardous or toxic material.

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic,

600+, for compositions containing asbestos.

162, Paper Making and Fiber Liberation,

153+, for making a paper like product containing asbestos.

423, Chemistry of Inorganic Compounds,

167, for treating asbestos.