US PATENT SUBCLASS 585 / 403
.~ Using apparatus of recited composition


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

400  DF  AROMATIC COMPOUND SYNTHESIS {15}
403.~ Using apparatus of recited composition


DEFINITION

Classification: 585/403

Using apparatus of recited composition:

(under subclass 400) Subject matter wherein the process uses apparatus made of a particular material, e.g., a ceramic, stainless steel, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

402, for a process in which the apparatus of recited composition is a heat carrier.

503, 537 and 636, for olefin condensation, alkyne synthesis, and monoolefin synthesis, respectively, using apparatus of recited composition.

920, for a collection of patents using such apparatus in other processes.

950, for a collection of patents disclosing prevention of solid deposits on apparatus by forming a permanent or temporary protective coating of named composition on the surfaces of same.