| 发明名称 |
Method of calcining and liquefying glass batch |
| 摘要 |
In a two stage glass batch liquefying process, calcium source material is preheated in a first stage in the absence of the major sodium source material, and the heated calcium source material and the sodium source material are combined and liquefied in a second stage.
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| 申请公布号 |
US4539030(A) |
申请公布日期 |
1985.09.03 |
| 申请号 |
US19830519949 |
申请日期 |
1983.08.03 |
| 申请人 |
PPG INDUSTRIES, INC. |
发明人 |
DEMAREST, JR., HENRY M.;MATESA, JOSEPH M. |
| 分类号 |
C03B3/02;(IPC1-7):C03B5/10 |
主分类号 |
C03B3/02 |
| 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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