B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/123, 154/143
B32B 5/18 (2006.01) B32B 3/00 (2006.01) B32B 15/08 (2006.01) B32B 15/14 (2006.01) E04B 1/80 (2006.01) E04C 2/52 (2006.01) F16L 59/04 (2006.01) F16L 59/08 (2006.01)
Patent
CA 1297395
-15- ABSTRACT OF THE DISCLOSURE An insulation article usable either by itself or to provide an increased efficiency to a fibrous insulating medium comprises a first plastic sheet with closed cells of entrapped air bonded to a metal foil sheet in turn bonded to a layer formed from a sheet of paper or other moisture absorbing material. Passages are formed through each of the layers to permit the passage of vapor and to regulate the flow of thermal energy.
588454
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Shickel Robert J.
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