US PATENT SUBCLASS 502 / 229
.~.~ And Group VIII metal (i.e., iron or platinum group)


Current as of: June, 1999
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502 /   HD   CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS OF MAKING

100  DF  CATALYST OR PRECURSOR THEREFOR {12}
224  DF  .~ Halogen or compound containing same {6}
229.~.~ And Group VIII metal (i.e., iron or platinum group) {1}
230  DF  .~.~.~> Platinum group (i.e., Ru, Rh, Pd, Os, Ir or Pt)


DEFINITION

Classification: 502/229

And Group VIII metal (i.e., iron or platinum group):

(under subclass 24) Composition containing a metal of the iron group or the platinum group, free or chemically combined.