US PATENT SUBCLASS 264 / 46.2
.~.~.~ Between at least two moving surfaces

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

41  DF  PORE FORMING IN SITU (E.G., FOAMING, ETC.) {6}
45.1  DF  .~ Composite article making {7}
45.8  DF  .~.~ Forming indefinite length continuous work {2}
46.2.~.~.~ Between at least two moving surfaces {1}
46.3  DF  .~.~.~.~> With roller applied pressure

DEFINITION

Classification: 264/46.2

(under subclass 45.8) Processes wherein a foam is shaped by two moving surfaces.

(1) Note. Included herein are, for example, belts, rolls, or between a calender and a roll or a roll and a flat moving surface, etc.