Patent No. EP3250522 (titled "Submerged Combustion Melter And Method") was filed by Knauf Insulation on Jan 27, 2016. The application was issued on Mar 9, 2022.
A submerged combustion melter for melting vitreous materials, comprising a melter section and an afterburner section, wherein the melter section has a cylindrical shape and the afterburner section is integrated into the melter section, allowing for efficient combustion of fuel and exhaust gases while minimizing energy consumption and environmental emissions.

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