Plastic and nonmetallic article shaping or treating: processes – Direct application of fluid pressure differential to... – Perforation by differential fluid pressure; or smoothing,...
Patent
1984-02-16
1987-09-22
Schofer, Joseph L.
Plastic and nonmetallic article shaping or treating: processes
Direct application of fluid pressure differential to...
Perforation by differential fluid pressure; or smoothing,...
264570, 264154, 264280, 264299, 26433111, 264DIG62, 264DIG70, 425290, 4253261, 425385, 4253871, 425DIG37, 425DIG119, B29C 5906, B29C 6902
Patent
active
046954228
ABSTRACT:
The present invention provides for a process for transforming a substantially continuous web of substantially planar, deformable material having an indefinite length, a first surface, and a second surface into a formed material. The material has a transformation temperature range. The process comprises the following steps:
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Curro John J.
Trusty Alan J.
Vernon George M.
Golman John V.
Graff IV Milton B.
Linman E. Kelly
Schofer Joseph L.
Teskin F. M.
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