US PATENT SUBCLASS 44 / 626
.~.~ Water (e.g., drying, etc.)

Current as of: June, 1999
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44 /   HD   FUEL AND RELATED COMPOSITIONS

620  DF  COAL TREATING PROCESS OR PRODUCT THEREOF {1}
621  DF  .~ Removal of undesirable {3}
626.~.~ Water (e.g., drying, etc.)

DEFINITION

Classification: 44/626

Water (e.g., drying, etc.):

(under subclass 621) Subject matter in which free or combined water is removed form coal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

594, and 598, for a drying procedure involved in the manufacture of fuel briquets.