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.

Date of Patent:
Mar. 29, 2022

Filed:

Jun. 26, 2020
Applicant:

Schott Ag, Mainz, DE;

Inventors:

Robert Frost, Grub, CH;

Thorsten Wilke, Nack, DE;

Uwe Nolte, Gau-Algesheim, DE;

Assignee:

SCHOTT AG, Mainz, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/71 (2006.01); G01J 3/443 (2006.01);
U.S. Cl.
CPC ...
G01N 21/71 (2013.01); G01J 3/443 (2013.01);
Abstract

A method for controlling alkali emissions of a glass element during hot forming is provided. The method includes the steps of: heating the glass element using one or more burner units each providing a burner flame to provide a heated glass element; sensing light emissions of a total light emitting area of the heated glass element and the burner flame of the one or more burner units via one or more sensor units; providing one or more signals of the one or more sensor units of the light emissions; comparing the one or more signals with one or more reference signals; determining, based on the comparing step, determined alkali emissions of the glass element; and controlling the one or more burner units based on the determined alkali emissions to adjust the alkali emissions of the glass element to a pre-given interval.


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