ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,330, issued on Sept. 30, was assigned to Owens-Brockway Glass Container Inc. (Perrysburg, Ohio).

"Producing flint glass using submerged combustion melting" was invented by Udaya Vempati (Perrysburg, Ohio), William Pinc (Waterville, Ohio) and Shane Rashley (Bowling Green, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of producing flint glass using submerged combustion melting is disclosed. The method includes operating a submerged combustion melter such that combustion products are discharged from one or more submerged burners combusting a combustible gas mixture that comprises fuel and oxygen. An oxygen-to-fuel ratio of the combustib...