US PATENT SUBCLASS 106 / 233
.~.~.~ With sulfurizing or sulfonating agent

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  DF  .~.~ With bituminous material or tarry residue {3}
233.~.~.~ With sulfurizing or sulfonating agent

DEFINITION

Classification: 106/233

(under subclass 232) Compositions in the preparation of which a sulfurizing or sulfonating agent is employed, including those compositions in which a sulfurized or sulfonated natural resin or bituminous material is employed as such.

SEE OR SEARCH THIS CLASS, SUBCLASS:

247, 274 and 275, for other bituminous compositions in the preparation of which a sulfurizing or sulfonating agent is

employed.