US PATENT SUBCLASS 502 / 250
.~.~.~ Of Group II (i.e., alkaline earth, Be, Mg, Zn, Cd or Hg)

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}
232  DF  .~ Silicon containing or process of making {2}
240  DF  .~.~ With metal, metal oxide, or metal hydroxide {8}
250.~.~.~ Of Group II (i.e., alkaline earth, Be, Mg, Zn, Cd or Hg) {2}
251  DF  .~.~.~.~> Magnesium {1}
253  DF  .~.~.~.~> Of zinc, cadmium, or mercury

DEFINITION

Classification: 502/250

Of Group II (i.e., alkaline earth, Be, Mg, Zn, Cd or Hg):

(under subclass 240) Composition including a group II metal, metal oxide or hydroxide.