JPS6276532U - - Google Patents

Info

Publication number
JPS6276532U
JPS6276532U JP16878085U JP16878085U JPS6276532U JP S6276532 U JPS6276532 U JP S6276532U JP 16878085 U JP16878085 U JP 16878085U JP 16878085 U JP16878085 U JP 16878085U JP S6276532 U JPS6276532 U JP S6276532U
Authority
JP
Japan
Prior art keywords
quartz
etching
chamber
plasma
gas
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
JP16878085U
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 JP16878085U priority Critical patent/JPS6276532U/ja
Publication of JPS6276532U publication Critical patent/JPS6276532U/ja
Pending legal-status Critical Current

Links

Landscapes

  • ing And Chemical Polishing (AREA)
  • Drying Of Semiconductors (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の縦断面図、第2図
は第1図の部分拡大斜視図、第3図は従来例の縦
断面図である。 1…石英チヤンバー本体、2…石英突起物、3
…プラズマ発生電極、4…ウエハー、5…ウエハ
ーステージ、a…石英チヤンバーの肉厚、b…突
起物の高さ、c…突起物の厚さ、d…突起物の巾

Claims (1)

    【実用新案登録請求の範囲】
  1. プラズマ化したエツチングガスを内部に生じさ
    せる石英チヤンバー本体の内壁に、前記ガスによ
    るエツチングを受けて浸食しチヤンバー肉厚の減
    少推移の指標となる石英突起物を設けたことを特
    徴とするプラズマエツチング用石英チヤンバー。
JP16878085U 1985-11-01 1985-11-01 Pending JPS6276532U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16878085U JPS6276532U (ja) 1985-11-01 1985-11-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16878085U JPS6276532U (ja) 1985-11-01 1985-11-01

Publications (1)

Publication Number Publication Date
JPS6276532U true JPS6276532U (ja) 1987-05-16

Family

ID=31101971

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16878085U Pending JPS6276532U (ja) 1985-11-01 1985-11-01

Country Status (1)

Country Link
JP (1) JPS6276532U (ja)

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