POPPED PERLITE AND ARTICLES BASED THEREON Open PDF Document Details Document Type Technical Report Publication Date May 01, 1963 Accession Number AD0409040 Entities Organizations National Air and Space Intelligence Center Tags Communities of Interest Weapons Technologies DTIC Thesaurus Topics Air Force Air Force Facilities Blast Furnaces Coefficients Concrete Conductivity Construction Foreign Technology Furnaces Heat Transfer Insulation Maintenance Equipment Materials Refractory Materials Scientific Research Temperature Coefficients Thermal Conductivity