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• Decade: 1970s ×
• Written by: Fred L. Jackson ×
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1 result for “Owens-Illinois”

1. Patent · May 4, 1976 · page 3

   Inorganic composition for high temperature use and method of forming a millboard therefrom (US Patent 3,954,556, 1976)

   In the document: …in annealing ovens in which temperatures often be produced at substantially lower raw materials as high as 1200°C are maintained. Lehr rolls are 45 cost than conventional Lehr roll compositions. mounted inside these ovens to support…