Apparatus for manufacturing integrated circuit device

Adhesive bonding and miscellaneous chemical manufacture – Differential fluid etching apparatus – For liquid etchant

Reexamination Certificate

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Details

C134S001300

Reexamination Certificate

active

06905570

ABSTRACT:
An apparatus includes a chamber for containing a fluid, a guide seated in the chamber, and a transfer robot for loading and/or unloading a plurality of wafers to and/or from the guide. The wafers are located on the guide. The guide has a supporting member for supporting a wafer and a stopper member for preventing the wafer from being inclined over a predetermined range. The stopper member is in contact with a wafer edge disposed at a higher position than a wafer edge supported by the supporting member. A wafer guide has a stopper member to prevent adjacent wafers from being inclined and coming in contact with each other. Therefore, it is possible to suppress a poor drying such as water spots (or watermarks) produced when wafers are adhered to each other in a drying process.

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English Language Abstract of Korean Publication No.: 20-1998-0012729.
English Language Abstract of Korean Publication No. 10-1998-0012079.
English Language Abstract of Korean Publication No. 10-1999-0020262.

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