Patent ID: 6910487
Filing Date: 2005-06-28
Classification: B08B,F26B,H01L,Y10S

Abstract:
1. An apparatus for liquid treating and drying at least one flat semiconductor substrate, said apparatus comprising in combination: a tank, said tank comprising a wall with at least one hole and comprising at least one opening in a top section of said tank, said opening allowing passage of said substrate in a direction parallel to the plane of said substrate, said tank on the outside further comprising a gutter and a drain, the gutter on at least a portion of the tank, the drain connected to said gutter; means for moving said substrate into said tank; means for moving said substrate out of said tank through said opening in an essentially vertical direction; and means for producing a flow of a gaseous substance through a narrow opening parallel to said substrate, said flow being directed at least one intersection line between a substrata and a liquid present in said tank, as said substrate is moved out of said tank through said opening, said flow having essentially the same speed and pressure in every point of said narrow opening.