Patent ID: 11905217
Assignee: REFRACTORY INTELLECTUAL PROPERTY GMBH & CO. KG
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 8:
9. A product obtained by a method, the method comprising:
providing a refractory batch, the refractory batch comprises:
a basic component comprising one or more raw materials based on magnesia;
a carbon component comprising one or more carbon carriers;
an aluminum component comprising one or more metallic aluminum carriers;
an aqueous binder; and
aluminum sulfate;

providing a vessel for holding a molten steel in a steel treatment plant;
casting the refractory batch onto a portion of the vessel which comes into contact with the molten steel when the vessel is used in the plant; and
heating the vessel so that the batch cast on the portion forms an unshaped refractory ceramic product,
wherein the product comprises the following phases:
periclase;
magnesia spinel; and
aluminum oxycarbide.