US PATENT SUBCLASS 208 / 138
.~.~.~.~.~ Noble metal or oxide thereof

Current as of: June, 1999
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208 /   HD   MINERAL OILS: PROCESSES AND PRODUCTS

46  DF  CHEMICAL CONVERSION OF HYDROCARBONS {11}
133  DF  .~ Reforming (includes dehydrogenation, isomerization, cyclization, aromatization, alkylation, dealkylation reactions) {1}
134  DF  .~.~ Catalytic {2}
135  DF  .~.~.~ With Group III metal or metal oxide containing catalyst {2}
137  DF  .~.~.~.~ With Group VIII metal or metal oxide {1}
138.~.~.~.~.~ Noble metal or oxide thereof {2}
139  DF  .~.~.~.~.~.~> With halogen containing additive
140  DF  .~.~.~.~.~.~> With recovery or reactivation of catalyst

DEFINITION

Classification: 208/138

(under subclass 137) Processes wherein the catalyst includes a noble metal or metal oxide.

SEE OR SEARCH THIS CLASS, SUBCLASS:

65, for processes involving plural serial stage reforming conversions wherein a noble metal containing catalyst is used in at least one of the stages.