US PATENT SUBCLASS 44 / 604
.~ Sulfur bindant

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

603  DF  WITH COMBUSTION IMPROVER {1}
604.~ Sulfur bindant

DEFINITION

Classification: 44/604

Sulfur bindant:

(under subclass 603) Subject matter in which the additive improves burning by retarding sulfur-containing material form passing off with the combustion gases.