US PATENT SUBCLASS 210 / 195.1
.~ Serially connected distinct treating or storage units

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

194  DF  RECIRCULATION {3}
195.1.~ Serially connected distinct treating or storage units {2}
195.2  DF  .~.~> With semipermeable membrane, e.g., dialyzer, etc.
195.3  DF  .~.~> With sediment recycle means directly to main stream {1}

DEFINITION

Classification: 210/195.1

Serially connected distinct treating or storage units:

(under subclass 194) Apparatus including two or more vessels connected in series or two or more zones in a single vessel separated by a baffle connected in series.

(1) Note. The vessels or zones may be either functionally or physically distinct from one another.