Heating – Heating or heat retaining work chamber structure – Door – cover or port
Patent
1986-08-07
1987-05-19
Favors, Edward G.
Heating
Heating or heat retaining work chamber structure
Door, cover or port
110173R, 110173C, F27D 118
Patent
active
046664041
ABSTRACT:
The specification discloses a door for a slab-heating furnace. A series of closure members are positioned in side-by-side relationship from one side of the opening to the other. Each closure member has one or more sections pivotally connected to an adjacent section.
REFERENCES:
patent: 890252 (1908-06-01), Thompson
patent: 2977106 (1961-03-01), Duff
patent: 3580322 (1971-05-01), Herbert
patent: 3606288 (1971-09-01), Bloom
Blenko, Jr. Walter Jr.
Favors Edward G.
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