JPH01140822U - - Google Patents

Info

Publication number
JPH01140822U
JPH01140822U JP3727588U JP3727588U JPH01140822U JP H01140822 U JPH01140822 U JP H01140822U JP 3727588 U JP3727588 U JP 3727588U JP 3727588 U JP3727588 U JP 3727588U JP H01140822 U JPH01140822 U JP H01140822U
Authority
JP
Japan
Prior art keywords
workpiece
dry etching
peripheral edge
lower electrode
etching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP3727588U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP3727588U priority Critical patent/JPH01140822U/ja
Publication of JPH01140822U publication Critical patent/JPH01140822U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drying Of Semiconductors (AREA)

Description

【図面の簡単な説明】
第1図は本考案によるドライエツチング装置の
一実施例の要部を示す断端面図、第2図は本考案
の説明に使用する断端面図、第3図は従来のドラ
イエツチング装置の要部を示す断端面図、第4図
及び第5図はそれぞれ第3図例の説明に使用する
断端面図である。 1……反応室、2……上部電極、3……下部電
極、5……ガス導入管、9……ガス排出管、10
……シリコンウエハ、12……溝。

Claims (1)

  1. 【実用新案登録請求の範囲】 下部電極上に被加工体を載置し、所定のエツチ
    ングガスを使用して上記被加工体をエツチング加
    工できるようになされたドライエツチング装置に
    おいて、 上記被加工体の下面周縁部の下方の上記下部電
    極表面に上記被加工体の下面周縁部に沿つた環状
    の溝を設けたことを特徴とするドライエツチング
    装置。
JP3727588U 1988-03-22 1988-03-22 Pending JPH01140822U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3727588U JPH01140822U (ja) 1988-03-22 1988-03-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3727588U JPH01140822U (ja) 1988-03-22 1988-03-22

Publications (1)

Publication Number Publication Date
JPH01140822U true JPH01140822U (ja) 1989-09-27

Family

ID=31263856

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3727588U Pending JPH01140822U (ja) 1988-03-22 1988-03-22

Country Status (1)

Country Link
JP (1) JPH01140822U (ja)

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