发明名称 |
APPARATUS AND METHOD FOR PRODUCING FLOAT GLASS HAVING REDUCED DEFECT DENSITY |
摘要 |
<p>A float glass chamber and related methods comprising a hot section having an atmosphere in at least the lower plenum comprises less than 3 percent hydrogen based on volume and a cold section, wherein the boundary line between the hot section and the cold section is where the temperature of the glass falls below a threshold temperature</p> |
申请公布号 |
EP1542935(A1) |
申请公布日期 |
2005.06.22 |
申请号 |
EP20030759549 |
申请日期 |
2003.09.26 |
申请人 |
PPG INDUSTRIES OHIO, INC. |
发明人 |
SMITH, CHARLENE, S.;PECORARO, GEORGE, A. |
分类号 |
C03B5/235;C03B18/18;C03B18/20;C03C3/087;(IPC1-7):C03B18/20 |
主分类号 |
C03B5/235 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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