US PATENT SUBCLASS 106 / 745
.~.~.~.~ Waste material employed as raw material or fuel (not kiln dust)

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
638  DF  .~ Inorganic settable ingredient containing {30}
713  DF  .~.~ Portland type cement {13}
739  DF  .~.~.~ Portland type cement per se (e.g., clinker preparation, etc.) {26}
745.~.~.~.~ Waste material employed as raw material or fuel (not kiln dust)

DEFINITION

Classification: 106/745

Waste material employed as raw material or fuel (not kiln dust):

(under subclass 739) Subject matter employing waste material as the raw material or fuel.

(1) Note. Kiln dust is not considered a waste material for the purposes of this subclass.