Patent ID: 8771430
Filing Date: 2014-07-08
Classification: B08B,H01L

Abstract:
1. A method for washing and drying at least one workpiece, said workpiece having a substantially circumferential opening at a center location defining an inner diameter of said workpiece, the method comprising: immersing said workpiece within liquid forming a liquid bath, wherein the liquid comprises deionized water; supplying heated inert gas to a partially enclosed volume above said liquid bath; holding said workpiece within said liquid bath with a vertical orientation using a first holder, and thereafter, drying said workpiece, said drying comprising separating said at least one workpiece from said liquid bath, said separating step comprising: providing a second holder, said second holder comprising a horizontal member, said horizontal member being structured to hold at least one workpiece in such a way as to substantially prevent said workpiece from sliding along said horizontal member, and moving said second holder laterally so that said at least one workpiece can be held on said horizontal member, wherein said moving laterally causes said horizontal member to penetrate the circumferential opening of said workpiece and causes said horizontal member to attach to said circumferential opening of said workpiece.