Abrading – Abrading process – Glass or stone abrading
Reexamination Certificate
2007-03-13
2007-03-13
Rachuba, M. (Department: 3723)
Abrading
Abrading process
Glass or stone abrading
C451S060000, C205S099000
Reexamination Certificate
active
10425782
ABSTRACT:
The present invention provides a method and apparatus for wet processing of a conductive layer using a degassed process solution such as a degassed electrochemical deposition solution, a degassed electrochemical polishing solution, a degassed electroless deposition solution, and a degassed cleaning solution. The technique includes degassing the process solution before delivering the degassed process solution to a processing unit or degassing the process solution in-situ, within the processing unit.
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Victoria Shannon et al., “Copper Interconnects for High-Volume Manufacturing”, Semiconductor International, May 2001.
Basol Bulent M.
Uzoh Cyprian E.
ASM Nutool, Inc.
Knobbe Martens Olson & Bear LLP
Rachuba M.
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