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US 6,334,902 B1Granted
Method and apparatus for removing a liquid from a surface
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Abstract
A method and an apparatus for removing a liquid, i.e. a wet processing liquid, from at least one surface of at least one substrate is disclosed. A liquid is supplied on a surface of substrate. Simultaneously or thereafter the liquid or the substrate is locally heated to thereby reduce the surface tension of said liquid. By doing so, at least locally a sharply defined liquid-ambient boundary is created. According to one aspect of the invention, the substrate is subjected to a rotary movement at a speed to guide said liquid-ambient boundary over the surface of the substrate thereby removing said liquid from said surface.
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