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US 10,364,188 B2Granted
Composition for refractory material
AssigneeBottega Del Fuoco Di Davoli E C. Snc
InventorsDavide Davoli, Simone Davoli
Life of this patent
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Abstract
A composition for a refractory material comprising a base mixture having a composition in oxide (mol %) as follows: SiO2 between 69% and 73%; Al2O3 between 22% and 28%; TiO2 between 0.4% and 1%; Fe2O3 between 0.2% and 1%; CaO between 0.1% and 1%; MgO between 0.1% and 1%; K2O between 0.5% and 2%; Na2O between 0.1% and 0.5%; and comprising a filler mixture comprising at least one from between a schamotte and a smelting agent.
Claims10
A composition for a refractory material comprising a base mixture having a composition as follows (mol %):
- SiO2 between 69% and 73%;
- Al2O3 between 22% and 28%;
- TiO2 between 0.4% and 1%;
- Fe2O3 between 0.2% and 1%;
- CaO between 0.1% and 1%;
- MgO between 0.1% and 1%;
- K2O between 0.5% and 2%;
- and
- Na2O between 0.1% and 0.5%;
- and comprising a filler mixture which comprises at least one of:
- a schamotte or a smelting agent.
8 more elements
Dependencies are inferred from the claim text.