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US 4,053,320 AGranted
Production of refractory articles
AssigneeKeeling & Walker Limited
InventorsJohn Peter Hugh Williamson, Harry Augustus Morriss
Life of this patent
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Abstract
The process for the production of a refractory body comprises comminuting plasma dissociated zircon sand, mixing the comminuted sand with a functional additive for the purpose of reducing the subsequent firing temperature, moulding the resulting mixture to form a body, and finally firing the moulded body until sintering occurs.
Claims18
A process for the production of a refractory body comprising comminuting plasma dissociated zircon sand, shaping the resulting comminuted sand and firing to form a body of single mass.
Dependencies are inferred from the claim text.