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Molten glass stirring chamber

A technology of melting glass and stirring chamber, applied in glass production, glass furnace equipment, glass manufacturing equipment, etc., can solve problems such as improper and defective glass sheets

Active Publication Date: 2020-10-13
CORNING INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Oxidized platinum can be inappropriately incorporated into the glass as platinum precipitates, thus causing defects in the glass sheet

Method used

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  • Molten glass stirring chamber
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Examples

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Embodiment Construction

[0033] Exemplary embodiments now will be described more fully hereinafter with reference to the accompanying drawings; however, the claims may be embodied in different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey exemplary implementations to those having ordinary skill in the art to which this invention pertains.

[0034] In the drawings, the dimensions of layers and regions may be exaggerated for clarity of illustration. It will also be understood that when a layer or component is referred to as being "on" another layer or component, it can be directly on the other layer or component, or intervening layers may also be present. In addition, it will also be understood that when a layer is referred to as being "between" two layers, it can be the only layer between the two layers, or one or more intervening layers may also be present. L...

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Abstract

A stirring chamber includes a stirring vessel configured to receive molten glass; a cover on the stirring vessel; and a stirrer configured to pass through the cover and stir the molten glass. The cover includes a porous heat-resistant body and an inorganic ceramic layer covering a surface of the porous heat-resistant body.

Description

technical field [0001] This application claims the priority right of Korean Patent Application No. 10-2018-0011606, which was filed on January 30, 2018, in accordance with the Patent Act, and this article relies on the content of the Korean Patent Application And said Korean patent application is hereby incorporated by reference in its entirety. [0002] The present disclosure relates to molten glass stirring chambers capable of reducing defects in glass sheets formed from molten glass. Background technique [0003] An apparatus for making flat glass sheets including a stirring device for stirring molten glass. [0004] The stirring device includes: a stirring vessel assembled to receive molten glass; a cover assembled to cover the stirring vessel; and a stirring blade located in the stirring vessel. Over time, a platinum-based heat source disposed inside the cover reacts with oxygen in the atmosphere. Oxidized platinum can be inappropriately incorporated into the glass a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C03B5/187C03B5/42C03C3/093C03B5/235
CPCC03B5/235C03C3/093C03B5/187C03B5/1875C03B5/1672C03B5/185C03C8/04C03C8/20C03C2214/20C03C14/00Y02P40/57C03B5/42
Inventor 金东彬申东院金义皓朴炯珍权容奎金志炫严柱天文天秀金东元
Owner CORNING INC