Method and Device For Fining and Homogenizing Glass and Products Obtained With the Aid of Said Method
AssigneeSaint-Gobain Glass France
InventorsRamon Rodriguez Cuartas, Luis Grijalba Goicoechea, Pierre JeanVoine
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Abstract
The invention relates to a device capable of rotating about an axis (6), for the refining and homogenization of glass, comprising a receptacle (1) intended to receive the molten glass to be treated, a vacuum compartment (2) and at least one glass outlet orifice (5, 19), furthermore including a conveying means (7, 8, 17, 18) for conveying the molten glass from the feed receptacle (1) to the vacuum compartment (2). It also relates to a process for manufacturing substrates employing the device according to the invention, and to the substrates thus manufactured.
Claims50
Device capable of rotating about an axis, for the refining and homogenization of glass, comprising a feed receptacle intended to receive the molten glass to be treated, a vacuum compartment, at least one glass outlet orifice, and at least one conveying means for conveying the molten glass from the feed receptacle to the vacuum compartment.
Device according to claim 12, wherein the outer shell is made of refractory steel.
Glass substrate having a standard deviation of the refractive index of less than 5×10−5.
Glass substrate obtained by the float process having a microroughness of less than 20 nm.
Dependencies are inferred from the claim text.