发明名称 |
Method for producing a thin-walled ceramic tube |
摘要 |
A thin-walled ceramic tube having a high light transmission and high dimens precision, which has been can be used as an envelope for a high pressure lamp, is produced by an extruding process in which a stiff plastic body for extruding is prepared, said body is extruded and the extruded tube is fired, said process being characterized in that the stiff plastic body consists essentially of ceramic raw material, a thermosetting organic substance and water and the extruded tube is hardened by heating immediately after extruded and pressured air is flawed into an inside portion of the extruded tube.
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申请公布号 |
US4579707(A) |
申请公布日期 |
1986.04.01 |
申请号 |
US19830508196 |
申请日期 |
1983.06.27 |
申请人 |
NGK INSULATORS, LTD. |
发明人 |
KOBAYASHI, KAZUO;FURUTA, MAMORU;MAENO, YOSHIO |
分类号 |
C04B35/622;B28B3/20;B28B11/24;B28B21/52;B28B21/92;(IPC1-7):C04B35/64 |
主分类号 |
C04B35/622 |
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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