Furnace insulation

Details Furnace insulation Furnace insulation

2005-08-31

2011-12-27

Yuen, Henry (Department: 3742)

Industrial electric heating furnaces

Resistance furnace device

With heating element detail

C219S542000, C432S251000

Reexamination Certificate

active

08085829

ABSTRACT:
A furnace insulation including fiber modules in the form of at least two cylinder segments (2, 3; 7, 8) that are placed against one another so as to form a cylinder whose internal volume constitutes the furnace space and that are adapted to allow an electrical resistance element (5) to lie against and be fastened in the inner surface (4) of the cylinder. The furnace insulation is characterized in that the inner part of the cylinder includes one or more radially extending or generally radially extending openings (12; 14).

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patent: 3865599 (1975-02-01), Mansmann et al.
patent: 3879167 (1975-04-01), De Luca et al.
patent: 2831151 (1980-01-01), Bulten-Kanthal
patent: 4222337 (1980-09-01), Christiansen
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patent: 6807220 (2004-10-01), Peck
patent: 2005/0082281 (2005-04-01), Uemori et al.
patent: 2831151 (1980-01-01), None

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