The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 02, 2021
Filed:
Jun. 20, 2019
Corning Incorporated, Corning, NY (US);
Thierry Luc Alain Dannoux, Avon, FR;
Vladislav Yuryevich Golyatin, Avon, FR;
Randy Lee Rhoads, Penn Yan, NY (US);
Corning Incorporated, Corning, NY (US);
Abstract
A method for making a glass ribbon that includes: flowing a glass into a caster having a width (W) from about 100 mm to about 5 m and a thickness (t) from about 1 mm to about 500 mm to form an a cast glass; cooling the cast glass in the caster to a viscosity of at least 10Poise; conveying the cast glass from the caster; drawing the cast glass, the drawing comprising heating the cast glass to an average viscosity of less than 10Poise and drawing the cast glass into a glass ribbon having a width (W) that is less than W; and thereafter cooling the glass ribbon to ambient temperature. Further, the cast glass during the cooling, conveying and drawing steps is about 50° C. or higher.