发明名称 |
Apparatus for the surface cleaning of quartz-crystal pieces |
摘要 |
Apparatus for cleaning the surface of small quartz-crystal pieces with aqueous hydrofluoric acid is disclosed wherein the quartz pieces are introduced into a vessel containing a conveying means and conveyed e.g. horizontally in counter-current to aqueous hydrofluoric acid introduced at the opposed end of the vessel. During the washing the quartz pieces are tumbled.
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申请公布号 |
US4445523(A) |
申请公布日期 |
1984.05.01 |
申请号 |
US19830489929 |
申请日期 |
1983.04.29 |
申请人 |
HERAEUS QUARZSCHMELZE GMBH |
发明人 |
BRUENING, ROLF;REIMANN, KLAUS |
分类号 |
C30B29/18;B08B3/04;C01B33/12;C03C1/02;C30B33/00;C30B33/10;(IPC1-7):B08B3/06 |
主分类号 |
C30B29/18 |
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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