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US 2009/0020253 A1Published application
Device for Use at Temperatures Above 1000°C or in Molten Steel and Use of the Device
AssigneeHeraeus Electro-Nite International N.V.
InventorJohan KNEVELS
Life of this patent
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Abstract
A device is provided for use at temperatures above 1000° C. or in steel melts. The device has a body based on sand, high temperature-resistant hollow balls and/or high temperature-resistant hollow fibers and contains water glass and a cement.
Claims18
A device for use at temperatures above 1000° C. or in steel melts, the device comprising a body based on a material selected from at least one of sand, high temperature-resistant hollow balls and high temperature-resistant hollow fibers, and the body further contains water glass and a cement.
Dependencies are inferred from the claim text.