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US5374332A Method for etching silicon compound film and process for forming article by utilizing the method 失效
利用该方法蚀刻硅化合物膜的方法和成型制品的方法

Method for etching silicon compound film and process for forming article
by utilizing the method
摘要:
A method for etching a silicon compound film comprises etching the silicon compound film in a gas flow rate ratio of CHF.sub.3 to C.sub.2 F.sub.6 of 1 to 6 under etching pressure of 40 to 120 Pa.
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