| 摘要 |
<p>The purpose of the present invention is to provide a device and a method for producing float glass with which high-quality glass with few defects can be obtained. This device for producing float glass supplies molten glass to a float bath via a supply path and a spout part, and forms the molten glass into a glass ribbon, the device being characterized in that: the supply path, the spout part, and an entrance part of the float bath are each made by combining a plurality of heat-resistant materials; a cover body is installed so as to cover the spout part, the entrance part of the float bath, and the front end part of the supply path, said front end part being made of a heat-resistant material, said cover body comprising a first side wall that includes an opening surrounding the front end part of the supply path, a second side wall that includes an opening surrounding the entrance part of the float bath and that is arranged in opposition to the first side wall, third and fourth side walls that are located on the outer sides of the spout part and that connect the first and second side walls, and a ceiling wall that is connected to said side walls; and a blow opening for blowing in a non-oxidizing gas is formed in the side wall(s) of the cover body.</p> |
