Fire resistant steel door with drop-in core

Details Fire resistant steel door with drop-in core Fire resistant steel door with drop-in core

1996-09-13

1998-03-03

Wood, Wynn E.

Static structures (e.g., buildings)

Composite prefabricated panel including adjunctive means

Sandwich or hollow with sheet-like facing members

527841, 5278415, 5278416, 527941, 527951, 527971, 5274212, 5274515, 106 1812, 106600, 4273978, E06B 516

Patent

active

057222134

ABSTRACT:
A heat temperature rise door is made up of a steel shell and a core which is not bonded to the steel shell, thus eliminating much of the cost of manufacture of the door.

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