(under subclass 149) Process in which solid particles are removed from a gas by a contact liquid that contains an agent that causes the solid particles to agglomerate.
(1) Note. These agents are known as "coagulating" agents, "flocculating" agents, or "flocculent" materials.
SEE OR SEARCH CLASS
516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,
98+, for colloid systems of continuous or semicontinuous solid phase with discontinuous liquid phase (gels, pastes, flocs, coagulates) or agents for such systems or making or stabilizing such systems or agents, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.
