US PATENT SUBCLASS 423 / 647.7
.~ Deuterium-containing

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

644  DF  HYDROGEN OR COMPOUND THEREOF {3}
647.7.~ Deuterium-containing

DEFINITION

Classification: 423/647.7

Deuterium-containing:

(under subclass 644) Subject matter concerned with a heavier, nonradioactive isotope of hydrogen; usually, the product is a hydrogen stream enriched in deuterium.

SEE OR SEARCH THIS CLASS, SUBCLASS:

249, for a tritium compound or a method for recovering tritium or a tritium compound.

580.2, for deuterium oxide (heavy water), and a process of making.