Radiant energy – Irradiation of objects or material – Irradiation of semiconductor devices
Reexamination Certificate
2006-12-27
2010-06-15
Vanore, David A. (Department: 2881)
Radiant energy
Irradiation of objects or material
Irradiation of semiconductor devices
C250S503100, C378S034000
Reexamination Certificate
active
07737418
ABSTRACT:
A debris mitigation system for trapping debris coming from a tin debris-generating radiation source is provided. The debris mitigating system includes a debris barrier comprising a plurality of foils, and a cleaning system constructed and arranged to clean the foils. The cleaning system includes a supply unit to provide a liquid alloy to the foils to dissolve and flush trapped debris from the foils. The alloy includes gallium, indium, tin, or any combination thereof.
REFERENCES:
patent: 3210182 (1965-10-01), Funari
patent: 7109503 (2006-09-01), Bowering et al.
patent: 1 491 963 (2004-12-01), None
patent: 1 491 963 (2005-08-01), None
Soer Wouter Anthon
Van Herpen Maarten Marinus Johannes Wilhelmus
ASML Netherlands B.V.
Johnston Phillip A.
Pillsbury Winthrop Shaw & Pittman LLP
Vanore David A.
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