US PATENT SUBCLASS 427 / 377
.~.~ Modified condition of atmosphere (e.g., steam, air movement, etc.)

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}
377.~.~ Modified condition of atmosphere (e.g., steam, air movement, etc.) {1}
378  DF  .~.~.~> Movement of atmosphere

DEFINITION

Classification: 427/377

(under subclass 372.2) Processes wherein the atmosphere in which the coating is heat treated or dried is modified physically as by movement or includes a chemical composition or gas mixture other than the ambient air.

(1) Note. Utilizing air to which humidity has been added or removed is included in this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

350+, for post-treating a coating in a vacuum at a reduced pressure.