Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – Composite article making
Patent
1974-04-19
1977-06-07
Anderson, Philip
Plastic and nonmetallic article shaping or treating: processes
Pore forming in situ
Composite article making
523091, 52540, 52560, 249 96, 264 464, 264 467, 264259, 264278, 264338, 264DIG14, 425812, 425817R, 428160, 428310, B29D 2704, E04D 120
Patent
active
040284506
ABSTRACT:
A form molded synthetic foam roofing section having a relatively broad undersurface and an exposed surface configured to resemble interlocked and overlapping roofing shingles which is united to a support surface such as wood, metal, etc. during molding process. This section may be affixed by any conventional means such as nails and adhesives to roof boards, rafters or over old existing roofing structure.
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