ALMOND, Judge.
Anthony L. Garnero appeals from a decision of the Board of Appeals affirming the examiner's rejection of claims 2-12, all the claims in appellant's application.
The invention is a method of forming an insulating mat of expanded perlite, an inorganic siliceous material. When perlite is passed through a zone heated to a temperature such that the particles are in a "pyroplastic" state, combined water contained in the...
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