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US07517639B2 Seal ring arrangements for immersion lithography systems 有权
浸没式光刻系统的密封环布置

Seal ring arrangements for immersion lithography systems
摘要:
Various seal ring arrangements for an immersion lithography system are disclosed. With the seal ring arrangements, the immersion lithography system can provide better sealing effect for processing the wafers on a wafer chuck.
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