US PATENT SUBCLASS 568 / 901
.~.~.~.~.~.~ Chromium, molybdenum, or tungsten

Current as of: June, 1999
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568 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {4}
300  DF  .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11}
700  DF  .~.~ Hydroxy containing (H of -OH may be replaced by a Group IA or IIA light metal) {10}
840  DF  .~.~.~ Acyclic {16}
895  DF  .~.~.~.~ Preparing by hydration of olefin {5}
900  DF  .~.~.~.~.~ Heavy metal containing catalyst {1}
901.~.~.~.~.~.~ Chromium, molybdenum, or tungsten

DEFINITION

Classification: 568/901

Chromium, molybdenum, or tungsten:

(under subclass 900) Processes wherein the heavy metal is chromium, molybdenum, or wolfram.