发明名称 |
FREMGANGSMAADE OG APPARAT TIL VAKUUMRAFFINERING AF GLAS ELLER LIGNENDE MATERIALE MED FOROEGET SKUMNING |
摘要 |
<p>Foaming of molten glass or the like as it enters a vacuum refining vessel is enhanced by altering the incoming stream so as to increase its surface area and/or retarding the passage of the stream through the vacuum headspace so as to increase its exposure to the vacuum.</p> |
申请公布号 |
DK355988(A) |
申请公布日期 |
1988.12.30 |
申请号 |
DK19880003559 |
申请日期 |
1988.06.28 |
申请人 |
PPG INDUSTRIES INC. |
发明人 |
SCHWENNINGER, RONALD LEE;WELTON, WRIGHT MONTGOMERY;DAWSON, BOYD STEPHEN;MATESA, JOSEPH MICHAEL;SHELESTAK, LARRY JOHN |
分类号 |
C03B5/12;C03B5/20;C03B5/225;(IPC1-7):C03B5/225 |
主分类号 |
C03B5/12 |
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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