Invention Grant
US07670534B2 Method to control an atmosphere between a body and a substrate 有权
控制身体和基质之间气氛的方法

Method to control an atmosphere between a body and a substrate
Abstract:
The present invention is directed towards a method of controlling an atmosphere about a substrate, the method including, inter alia, positioning a body a distance from a surface of the substrate, the body having a wall coupled thereto placed in a position to create a flow resistance of a fluid between first and second regions of the substrate; and altering the position of the wall such that when a magnitude of the distance between the body and the surface of the substrate is decreased, a probability of the wall contacting the substrate is minimized.
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