Bituminized roof sheet

Details Bituminized roof sheet Bituminized roof sheet

1974-09-05

1976-06-29

Ansher, Harold

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Noninterengaged fiber-containing paper-free web or sheet...

52309, 52747, 156 71, 156154, 156242, 156337, 428301, 428474, 428489, 428522, E04D 502, E04D 506, B32B 2702

Patent

active

039670325

ABSTRACT:
A bituminized roof sheet has particular dimensional stability and strength when containing a spun fleece of polyester filaments reinforced in a quite special manner as carrier. The roof sheet has the following properties:

REFERENCES:
patent: 2159586 (1939-05-01), Greider et al.
patent: 2771387 (1956-11-01), Kleist et al.
patent: 2972558 (1961-02-01), Bramble
patent: 3361609 (1968-01-01), Borack et al.
patent: 3511729 (1970-05-01), Williams
patent: 3547674 (1970-12-01), Draper et al.
patent: 3650879 (1972-03-01), Munting
patent: 3712832 (1973-01-01), Stapleford
patent: 3753938 (1973-08-01), Edwards et al.

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