US PATENT SUBCLASS 423 / 655
.~.~ By reacting water with carbon monoxide

Current as of: June, 1999
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423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

644  DF  HYDROGEN OR COMPOUND THEREOF {3}
648.1  DF  .~ Elemental hydrogen {6}
655.~.~ By reacting water with carbon monoxide {1}
656  DF  .~.~.~> Utilizing metal oxide catalyst

DEFINITION

Classification: 423/655

(under subclass 648.1) Processes in which preparation of the hydrogen includes the step of reacting water in any state with carbon monoxide.