CPC C03B 5/225 (2013.01) [C03B 5/2353 (2013.01); C03B 5/2356 (2013.01); C03B 7/06 (2013.01); C03B 9/13 (2013.01); C03C 3/087 (2013.01); C03B 2211/23 (2013.01)] | 9 Claims |
1. A system for producing glass, the system comprising:
a stilling vessel that includes a stilling tank and a feeding spout, the stilling tank having a housing formed of a refractory material that is not fluidly cooled and that includes a floor, a roof, a front end wall, and a rear end wall and that defines a stilling chamber, an inlet in the front end wall, an outlet in the rear end wall, and one or more non-submerged burners aimed to discharge combustion products into the stilling chamber, and the feeding spout being appended to the stilling tank so as to cover the outlet of the stilling tank, the feeding spout having a spout bowl having an inlet that fluidly communicates with the outlet of the housing of the stilling tank, and an orifice plate defining at least one orifice for delivering a molten glass feed out of the feeding spout, wherein the stilling vessel is configured to receive unrefined molten glass through the inlet at a fluctuating flow rate and the feeding spout is configured to deliver the molten glass feed out of the feed spout at a controlled flow rate.
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