.~.~> Including production of solid particles by chemical reaction
DEFINITION
Classification: 252/634
In form of sol solution or gel:
(under subclass 625) Subject matter comprising an aqueous or organic liquid containing dissolved or dispersed radioactive matter.
SEE OR SEARCH THIS CLASS, SUBCLASS:
302+, for nonradioactive colloids.
637+, particularly 640, for nuclear reactor fuel material dissolved or dispersed in a nonaqueous, nonorganic liquid, i.e., liquid metal.
SEE OR SEARCH CLASS
516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting, appropriate subclasses for subject matter relating to: colloid systems (such as sols*, emulsions, dispersions, foams, aerosols, smokes, gels, or pastes) or wetting agents (such as leveling, penetrating, or spreading); subcombination compositions of colloid systems containing at least an agent specialized and designed for or peculiar to use in making or stabilizing colloid systems; compositions and subcombination compositions specialized and designed for or peculiar to use in breaking (resolving) or inhibiting colloid systems; processes of making the compositions or systems of the class; processes of breaking (resolving) or inhibiting colloid systems; in each instance, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.
