US PATENT SUBCLASS 427 / 391
.~.~.~.~.~ Paper base


Current as of: June, 1999
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427 /   HD   COATING PROCESSES

331  DF  WITH POST-TREATMENT OF COATING OR COATING MATERIAL {14}
372.2  DF  .~ Heating or drying (e.g., polymerizing, vulcanizing, curing, etc.) {8}
384  DF  .~.~ Organic coating {2}
385.5  DF  .~.~.~ Resin, resin precursor, rubber, or hardenable oil-containing coating {8}
389.9  DF  .~.~.~.~ Textile or cellulose base {6}
391.~.~.~.~.~ Paper base


DEFINITION

Classification: 427/391

(under subclass 389.9) Processes wherein the substrate is a water laid fibrous material.