B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 47/06 (2006.01) B01F 5/06 (2006.01) B29C 47/70 (2006.01) B29C 47/92 (2006.01) B65H 5/02 (2006.01)
Patent
CA 2055770
ABSTRACT Method and apparatus are disclosed for making multilayer film having a prescribed gradient in, or distribution of, the thicknesses of one or more materials through the thickness of the film. 39,157-F
Ayres Ralph E.
Gosen Daniel J.
Schrenk Walter J.
Shastri Ranganath K.
Smart & Biggar
The Dow Chemical Company
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