US PATENT SUBCLASS 106 / 232
.~.~ With bituminous material or tarry residue

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

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
218  DF  .~ Natural resin or derivative containing {6}
232.~.~ With bituminous material or tarry residue {3}
233  DF  .~.~.~> With sulfurizing or sulfonating agent
234  DF  .~.~.~> With hydrocarbon
235  DF  .~.~.~> With filler, dye or pigment

DEFINITION

Classification: 106/232

(under subclass 218) Compositions in the preparation of which a bituminous material or tarry residue is employed.

(1) Note. The bituminous material and "tarry residue" is employed in addition to the natural resin or derivative or crude products containing the same.