Coating processes – Centrifugal force utilized
Reexamination Certificate
2005-04-12
2005-04-12
Jolley, Kirsten (Department: 1762)
Coating processes
Centrifugal force utilized
C427S425000, C118S052000, C118S320000, C438S780000, C438S782000
Reexamination Certificate
active
06878401
ABSTRACT:
A specific amount of a processing solution is supplied on a wafer by spraying the processing solution from a first end (tip) of a nozzle. The solution surface of the processing solution remaining in the nozzle is sucked back to a second end side of the nozzle by aspirating the remaining processing solution to the second end side. The first end of the nozzle is then soaked into a fluid. The processing solution remaining in the nozzle is aspirated to the second end side to aspirate a specific amount of the fluid into the first end of the nozzle for further sucking back the solution surface of the processing solution to the second end side, thus the solution surface of the processing solution being not touching the fluid.
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Mizuno Tsuyoshi
Nishijima Kazuhiro
Jolley Kirsten
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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