US PATENT SUBCLASS 585 / 741
.~.~ Using Al halide catalyst

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

700  DF  SATURATED COMPOUND SYNTHESIS {11}
734  DF  .~ By isomerization {9}
741.~.~ Using Al halide catalyst {5}
742  DF  .~.~.~> With additional metal halide
743  DF  .~.~.~> With S-containing or free or organic halogen agent
744  DF  .~.~.~> With metal oxide or elemental carbon, e.g., supported, etc.
745  DF  .~.~.~> With added organic agent or in complex with organic material
746  DF  .~.~.~> With inorganic material other than halogen-containing

DEFINITION

Classification: 585/741

Using Al halide catalyst:

(under subclass 734) Subject matter employing a catalyst which comprises an aluminum halide, alone or including additional agents or materials.

SEE OR SEARCH THIS CLASS, SUBCLASS:

705, and 707, for certain specialized procedures for treating the catalyst, which often is an aluminum halide catalyst, in an isomerization or alkylation procedure.