US PATENT SUBCLASS 585 / 410
.~.~ Aromatic feed

Current as of: June, 1999
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585 /   HD   CHEMISTRY OF HYDROCARBON COMPOUNDS

400  DF  AROMATIC COMPOUND SYNTHESIS {15}
407  DF  .~ By ring formation from nonring moiety, e.g., aromatization, etc. {7}
410.~.~ Aromatic feed {1}
411  DF  .~.~.~> Using metal-containing catalyst

DEFINITION

Classification: 585/410

Aromatic feed:

(under subclass 407) Subject matter in which material sent into the process, which supplies carbon atoms for the desired product, contains an aromatic ring or ring structure.

(1) Note. The desired product usually is polycyclic.

SEE OR SEARCH THIS CLASS, SUBCLASS:

409, for a similar process in which the aromatic feedstock or an accompanying feedstock contains an atom other than carbon or hydrogen.