US PATENT SUBCLASS 264 / 328.14
.~.~.~.~ With heating or cooling

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

239  DF  MECHANICAL SHAPING OR MOLDING TO FORM OR REFORM SHAPED ARTICLE {10}
299  DF  .~ Shaping against forming surface (e.g., casting, die shaping, etc.) {10}
319  DF  .~.~ Applying heat or pressure {6}
328.1  DF  .~.~.~ Introducing material under pressure into a closed mold cavity (e.g., injection molding, etc.) {9}
328.14.~.~.~.~ With heating or cooling {2}
328.15  DF  .~.~.~.~.~> Of injection nozzle
328.16  DF  .~.~.~.~.~> Of mold

DEFINITION

Classification: 264/328.14

With heating or cooling:

(under subclass 328.1) Processes in which a positive step of increasing or decreasing the temperature is carried out.

(1) Note. This subclass does not include merely cooling by exposure to ambient conditions but does include frictional heating.

SEE OR SEARCH THIS CLASS, SUBCLASS:

68, for processes including step of generating heat by friction.

232+, for processes of heating or cooling after molding.

345+, for article treatment by effecting a temperature change.