Refractory fiber spacial structure and manufacturing method ther

Details Refractory fiber spacial structure and manufacturing method ther Refractory fiber spacial structure and manufacturing method ther

1989-06-20

1991-10-08

Kendell, Lorraine T.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

428245, 428253, 428254, 428260, 428262, 428263, 428289, 4283044, 4283066, 4283111, 4283115, 4283184, 4283186, 428376, 428698, 428699, B32B 306, B32B 326, B32B 900

Patent

active

050553488

ABSTRACT:
A refractory fiber spacial structure having a porous structure and constituted by refractory fiber-like materials comprising a core portion constituted by a refractory crystalline compound B and a skin portion constituted substantially by a refractory crystalline compound A, and both compounds A and B are in a sintered state in the refractory fiber spacial structure and a portion of the refractory crystalline compound A is impregnated in the sintered state into the core portion, so that a rigid form having a strong compression strength is provided for the refractory fiber spacial structure.

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patent: 3644135 (1972-02-01), Speyer
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patent: 4396663 (1983-08-01), Mitchell
patent: 4397901 (1983-08-01), Warren
patent: 4500602 (1985-02-01), Patten et al.
patent: 4640848 (1987-02-01), Cerdan-Diaz et al.

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