发明名称 Distanzstück-Maske für Plättchen auf einer Substratträger-Spannvorrichtung und Herstellungsverfahren dafür
摘要 An apparatus for supporting a workpiece (116) spaced from a support surface (102) of a support chuck (104) comprises a spacing mask (100) made of metal on the support surface. Also claimed is a method of making a wafer spacing mask comprising depositing a metallic material in a pre-defined pattern over a support surface of the chuck support member.
申请公布号 DE69716796(D1) 申请公布日期 2002.12.12
申请号 DE1997616796 申请日期 1997.03.06
申请人 APPLIED MATERIALS, INC. 发明人 BURKHART, VINCENT E.;SUGARMAN, MICHAEL N.;GRUNES, HOWARD E.
分类号 H02N13/00;B23Q3/15;H01L21/683;(IPC1-7):H01L21/68;H01L21/00 主分类号 H02N13/00
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