US PATENT SUBCLASS 426 / 67
.~ Having incorporated gas

Current as of: June, 1999
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426 /   HD   FOOD OR EDIBLE MATERIAL: PROCESSES, COMPOSITIONS, AND PRODUCTS

66  DF  POTABLE WATER OR ICE COMPOSITIONS OR PROCESSES OF PREPARING SAME {1}
67.~ Having incorporated gas

DEFINITION

Classification: 426/67

(under subclass 66) Subject matter wherein the potable water is in admixture with a gas, e.g., carbon dioxide, etc..

SEE OR SEARCH CLASS

423, Chemistry of Inorganic Compounds,

437.1+, for carbonic acid, per se.