US PATENT SUBCLASS 585 / 416
.~.~.~ Triple bond-containing 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}
415  DF  .~.~ Product compound has more C atoms than feed compound, e.g., cyclic polymerization, etc. {2}
416.~.~.~ Triple bond-containing feed


DEFINITION

Classification: 585/416

Triple bond-containing feed:

(under subclass 415) Subject matter in which the ring is formed from acetylene or a substituted acetylene.

SEE OR SEARCH THIS CLASS, SUBCLASS:

410, for ring formation from the side-chains or aryl-substituted acetylenes.