.~.~ Solid, slurry, emulsive, or suspensive type fuel
DEFINITION
Classification: 60/39.464
Solid, slurry, emulsive or suspensive type fuel:
(under subclass 39.461) Plants which use a fuel that is either: (a) a substance or material having a definite volume
and shape, i.e., a solid; (b) a relatively dense mixture of a particulate solid and liquid, i.e., a slurry; (c) a mixture of liquids in which the liquids are indissolvable in each other, i.e., an emulsion; or (d) a mixture of a particulate solid dispersed in a liquid and in which the solid is indissolvable in the liquid, i.e., suspension.
SEE OR SEARCH CLASS
516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting, for colloid systems or agents for such systems or making or stabilizing such systems or agents, especially
9+, for continuous liquid phase (emulsions, slurries, suspensions), subclasses 98+ for continuous or semicontinuous solid phase (gels, pastes); in each instance, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.