| 摘要 |
<p>Production of molten glass in tank furnaces for continuous manufacture. …<??>According to the process of the invention, the vitrifiable material being first of all brought to the state of a melt bath in an upstream region of the tank, and the said bath then having access to successive downstream regions assigned to the other stages of the glass production process through at least one tank section comprising a reduction in cross-section of the type usually referred to as a bridge wall, a stream of glass directed from the downstream towards the upstream of the said bridge wall is generated at the upper level of the opening offered to the glass by the said bridge wall. …<??>The invention is found to be especially advantageous for electrical melting furnaces of high production capacity. …<IMAGE>… </p> |
