Fire resistant sealing system for holes in fire resistant buildi

Details Fire resistant sealing system for holes in fire resistant buildi Fire resistant sealing system for holes in fire resistant buildi

1980-05-05

1982-12-14

Perham, Alfred C.

Static structures (e.g., buildings)

Tensioned or flexed sheet facing

52744, E04B 548

Patent

active

043631991

ABSTRACT:
There is disclosed a fire-resistant seal for sealing around a member passing through a fire-resistant building divider. The seal is formed of an adhesive fire-resistant cement on at least one side generally in the plane of the divider surface, behind the adhesive cement is placed bulk ceramic fiber. The second surface of the seal may be covered with an adhesive cement.

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patent: 4169185 (1979-09-01), Bhatia
patent: 4174331 (1979-11-01), Myles
"Oral Disclosure" Seal 1, Prior Art Statement bridging pp. 4, 5.
Service Proposal of May 20, 1979.
Service Proposal of Feb. 16, 1979.
Product Sheet, Non-Flammable Sealer, Jun. 1978.

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