US PATENT SUBCLASS 588 / 236
.~ Reacting with chemical agents

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

231  DF  HEAVY METAL CONTAINING SUBSTANCE DESTROYED {4}
236.~ Reacting with chemical agents {1}
237  DF  .~.~> Using ionizing radiation, electrical energy, magnetic force, radiation, or sonic energy (e.g., laser, plasma, microwave, or ultrasonic)

DEFINITION

Classification: 588/236

Reacting with chemical agent:

(under subclass 231) Process wherein an additional chemical material is employed to react with the hazardous or toxic waste.

SEE OR SEARCH CLASS

210, Liquid Purification or Separation,

749+, for a chemical treatment process.