US PATENT SUBCLASS 423 / 248
.~ Hydrogen component

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

210  DF  MODIFYING OR REMOVING COMPONENT OF NORMALLY GASEOUS MIXTURE {11}
248.~ Hydrogen component

DEFINITION

Classification: 423/248

(under subclass 210) Processes wherein the component is hydrogen in molecular form.

SEE OR SEARCH THIS CLASS, SUBCLASS:

246+, for processes of removing or separating carbon monoxide from a mixture thereof with hydrogen thus leaving pure hydrogen.

SEE OR SEARCH CLASS

95, Gas Separation: Processes, for processes of separating hydrogen from a gaseous fluid mixture by physical means only.

See particularly

43+, for selective diffusion of gases, subclasses 90+ for solid sorption, and subclasses 149+ for liquid contacting.