US PATENT SUBCLASS 210 / 680
.~.~.~ Including oil sorbent

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

600  DF  PROCESSES {14}
660  DF  .~ Ion exchange or selective sorption {8}
679  DF  .~.~ Utilizing exchange or sorbent material associated with inert material {1}
680.~.~.~ Including oil sorbent

DEFINITION

Classification: 210/680

Including oil sorbent:

(under subclass 679) Process wherein the separatory material comprises a sorbent which has an affinity for oil.

SEE OR SEARCH THIS CLASS, SUBCLASS:

671, for rehabilitating an oil sorbent material.

693, for removing an oil from an aqueous stream with a synthetic resin.