发明授权
US08911559B2 Method to pre-heat and stabilize etching chamber condition and improve mean time between cleaning 有权
预热和稳定蚀刻室条件并提高清洁之间的平均时间的方法

Method to pre-heat and stabilize etching chamber condition and improve mean time between cleaning
摘要:
A method for cleaning an etching chamber is disclosed. The method comprises providing an etching chamber; introducing a first gas comprising an inert gas into the etching chamber for a first period of time; and transporting a first wafer into the etching chamber after the first period of time, wherein the first wafer undergoes an etching process.
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