US PATENT SUBCLASS 159 / 30
.~ Samplers

Current as of: June, 1999
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159 /   HD   CONCENTRATING EVAPORATORS

22  DF  CLOSED EVAPORATING CHAMBERS {4}
30.~ Samplers

DEFINITION

Classification: 159/30

(under subclass 22) Closed vessels in combination with means for withdrawing a small quantity of the liquid under evaporation for examination.

SEE OR SEARCH CLASS

73, Measuring and Testing,

863.81+, for a sampler designed to remove a sample from a closed container.