B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
20/20.2
B32B 15/08 (2006.01) B32B 27/06 (2006.01) B32B 27/10 (2006.01) D06N 3/00 (2006.01) E04D 5/10 (2006.01) E04D 12/00 (2006.01) E04D 13/16 (2006.01)
Patent
CA 1315515
Abstract The present invention relates to an underlining for roofs which protects a building from both moisture and excessive heat. It comprises a metallized plastics layer, a main support layer and a moisture-absorbing non-woven layer, said layers being attached to each other by laminate layers. P711/E3
601440
Ahlstrom (a.) Corporation
Ahlstrom Consumer Products Ltd.
Gowling Lafleur Henderson Llp
Rantanen Veikko
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