Patents Assigned to Unifrax ILLC
  • Backup thermal insulation plate
    Patent number: 7413797
    Abstract: A backup thermal insulation plate includes a colloidal inorganic oxide-impregnated, pressed and dried high-temperature-resistant inorganic-fiber blanket or board, the plate having a use temperature up to at least about 1000° C. and maintaining mechanical integrity after exposure to the use temperature, the plate having a density greater than or equal to about 500 kg/m3, and a compression resistance of at least about 50 kgf/cm2.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: August 19, 2008
    Assignee: Unifrax ILLC
    Inventor: Mauricio Munhoz de Souza