US PATENT SUBCLASS 562 / 530
.~.~.~.~.~.~ With recycle or recovery of reaction component

Current as of: June, 1999
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562 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {41}
400  DF  .~ Carboxylic acids and salts thereof {14}
512  DF  .~.~ Acyclic {14}
523  DF  .~.~.~ Formation of carboxyl group by oxidation {8}
527  DF  .~.~.~.~ Of ketone {1}
528  DF  .~.~.~.~.~ Cyclic ketone or mixture thereof with cyclic alcohol {2}
530.~.~.~.~.~.~ With recycle or recovery of reaction component

DEFINITION

Classification: 562/530

With recycle or recovery of reaction component:

(under subclass 528) Processes wherein components of the reaction product are separated, further treated, or recycled to the reactor or recovered.

(1) Note. This subclass includes processes which claim a significant recovery step to produce the desired acyclic carboxylic acid or are directed to recovery or recycle of solvents, catalysts, or unoxidized starting materials.