Patent ID: 6637443
Filing Date: 2003-10-28
Classification: B08B,H01L,Y10S

Abstract:
A method of cleaning a semiconductor wafer comprising the steps of:placing a wafer inside a cleaning environment; and jetting a liquid against said wafer within said cleaning environment, wherein the step of placing a wafer includes placing the wafer inside a wafer carrier in the cleaning environment, and wherein the step of jetting includes directing a plurality of jet nozzles towards said water, each of said plurality of jet nozzles is located at a bottom center of the cleaning environment with the plurality of jet nozzle holes facing upward and a second of the plurality of jet nozzles is located at both sides of the cleaning environment with the plurality of jet nozzles holes facing a center of the wafer carrier at an oblique angle; and jetting the liquid directly onto left, right, and bottom sides of the wafer from the plurality of jet nozzles.