Fluid delivery ring and methods for making and implementing...

Cleaning and liquid contact with solids – Processes – Using sequentially applied treating agents

Reexamination Certificate

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Details

C134S036000

Reexamination Certificate

active

07494550

ABSTRACT:
A method for rinsing a semiconductor wafer in a module utilizing a fluid delivery ring is provided. The method includes providing a process bowl having a generally circular shape bottom wall, a sidewall that extends upwardly from the bottom wall to define a cylindrical chamber, and a plurality of channels in the sidewall that extend from the bottom wall to an upper edge of the sidewall. A fluid delivery ring is attached onto the sidewall of the process bowl. Utilizing the process bowl, a plurality of supply tubes is inserted into the fluid delivery ring. The fluid delivery ring has a plurality of ring inlet and outlet pairs and a plurality of respective slots. Fluid is supplied to the supply tubes, and fluid is directed onto a surface of the semiconductor wafer defined within the process bowl.

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WIPO WO 99/44585 Oct. 199.

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