Bonded fibrous materials

Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...

Reexamination Certificate

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C501S036000, C501S095100, C501S095200

Reexamination Certificate

active

06987076

ABSTRACT:
A composite material comprises inorganic-bonded alkaline earth silicate fibers in which any bonding agents or fillers comprise low amounts of aluminum so that the composite material comprises less than 1% by weight aluminum expressed as Al2—O3.

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