US PATENT SUBCLASS 210 / 198.2
.~ Chromatography

Current as of: June, 1999
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210 /   HD   LIQUID PURIFICATION OR SEPARATION

198.1  DF  WITH MEANS TO ADD TREATING MATERIAL {5}
198.2.~ Chromatography {1}
198.3  DF  .~.~> Thin layer, e.g., plate, etc.

DEFINITION

Classification: 210/198.2

Chromatography:

(under subclass 198.1) Apparatus for carrying out the process of chromatography.

SEE OR SEARCH THIS CLASS, SUBCLASS:

656+, for process involving chromatography.