Patent ID: 7976896
Filing Date: 2011-07-12
Classification: G03F,H01L

Abstract:
1. A method of processing a substrate, performing a process to form a film on a surface of a substrate, comprising the steps of: rotating said substrate with a first liquid dropped thereon; supplying a second liquid, before said first liquid dries and said film is formed, to a beveled portion of said substrate located at a peripheral edge of said substrate to remove said first liquid applied on said beveled portion; drying said first liquid, after the step of supplying said second liquid in the vicinity of said beveled portion; supplying said second liquid, after the drying said first liquid, to a portion of said substrate located at a back surface of said substrate adjacent to said beveled portion to remove said first liquid applied on said back surface; and after the step of supplying said second liquid at said back surface of said substrate, drying said second liquid, wherein an assistive nozzle located adjacent to the beveled portion of said substrate supplies said second liquid to the beveled portion of said substrate, and wherein the step of supplying said second liquid to the beveled portion causes said second liquid to contact only said beveled portion of the substrate for cleaning.