JPH09321037A5 - - Google Patents
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- Publication number
- JPH09321037A5 JPH09321037A5 JP1996359883A JP35988396A JPH09321037A5 JP H09321037 A5 JPH09321037 A5 JP H09321037A5 JP 1996359883 A JP1996359883 A JP 1996359883A JP 35988396 A JP35988396 A JP 35988396A JP H09321037 A5 JPH09321037 A5 JP H09321037A5
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- Prior art keywords
- fluid conduit
- chamber
- electrode
- electrodes
- pfc
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Description
【特許請求の範囲】
【請求項1】 処理チャンバからのパーフルオロ化合物(PFC)の排出を低減するための装置であって、
内部チャンバを囲む電極壁を含む第1の電極であって、前記電極壁は、前記内部チャンバと連通する入口及び出口を画成している、第1の電極と、
前記内部チャンバの中に設けられた第2の電極であって、前記第1及び第2の電極は、互いに対向する表面を有し、該対向する表面の間に流体導管が画成されており、該流体導管は、前記入口を前記出口に連通させると共に、該入口と該出口との間に1以上の捕集チャンバを画成しており、該捕集チャンバは、前記流体導管を流通する粒状物質を捕集すると共に、該捕集チャンバから粒状物質が出て行くことを抑制するように構成され且つ配置されている、第2の電極と、
前記流体導管の前記入口に連結された流出PFCガスの発生源と、
前記流体導管内のPFC酸化剤と、
前記第1及び第2の電極に有効に接続され、前記第1及び第2の電極間に電圧を印加して、前記第1及び第2の電極の前記対向する表面に、帯電した粒状物質を捕集する手段と、
を含む装置。
【請求項2】 前記PFC酸化剤が前記流体導管内に配置されたフィルタを含むものであり、前記フィルタがシリコン含有化合物を含む、請求項1に記載の装置。
【請求項3】 前記シリコン含有化合物が固体多孔性酸化珪素含有材料を含むものである、請求項2に記載の装置。
【請求項4】 前記導管チャンバに連通し、前記PFC酸化剤を前記流体導管に供給するガス供給ラインを更に備える請求項1に記載の装置。
【請求項5】 処理チャンバからのパーフルオロ化合物(PFC)の排出を低減するための装置であって、
入口と出口を有する流体導管を画成する導管チャンバと、
前記流体導管内に存在するPFCガスをプラズマ状態に励起し得るプラズマ発生システムであって、互いに対向する表面を有する第1の電極及び第2の電極を含み、該対向する表面は、前記導管チャンバの一部を成し、且つ、前記流体導管及び前記流体導管内において前記入口と前記出口との間に位置する捕集チャンバの双方を画成し、該捕集チャンバは、前記流体導管を流通するシリコン含有残留物及び粒状物質を含むPFC酸化剤を重力を用いて捕集すると共に、前記捕集チャンバから前記シリコン残留物及び前記粒状物質が出て行くことを抑制するように構成され且つ配置されている、プラズマ発生システムと、
前記第1の電極及び前記第2の電極に有効に接続され、前記第1及び第2の電極間に電圧を印加して、前記第1及び第2の電極の前記対向する表面に、帯電したシリコン含有残留物及び粒状物質を捕集する手段と、
を備える装置。
【請求項1】 処理チャンバからのパーフルオロ化合物(PFC)の排出を低減するための装置であって、
内部チャンバを囲む電極壁を含む第1の電極であって、前記電極壁は、前記内部チャンバと連通する入口及び出口を画成している、第1の電極と、
前記内部チャンバの中に設けられた第2の電極であって、前記第1及び第2の電極は、互いに対向する表面を有し、該対向する表面の間に流体導管が画成されており、該流体導管は、前記入口を前記出口に連通させると共に、該入口と該出口との間に1以上の捕集チャンバを画成しており、該捕集チャンバは、前記流体導管を流通する粒状物質を捕集すると共に、該捕集チャンバから粒状物質が出て行くことを抑制するように構成され且つ配置されている、第2の電極と、
前記流体導管の前記入口に連結された流出PFCガスの発生源と、
前記流体導管内のPFC酸化剤と、
前記第1及び第2の電極に有効に接続され、前記第1及び第2の電極間に電圧を印加して、前記第1及び第2の電極の前記対向する表面に、帯電した粒状物質を捕集する手段と、
を含む装置。
【請求項2】 前記PFC酸化剤が前記流体導管内に配置されたフィルタを含むものであり、前記フィルタがシリコン含有化合物を含む、請求項1に記載の装置。
【請求項3】 前記シリコン含有化合物が固体多孔性酸化珪素含有材料を含むものである、請求項2に記載の装置。
【請求項4】 前記導管チャンバに連通し、前記PFC酸化剤を前記流体導管に供給するガス供給ラインを更に備える請求項1に記載の装置。
【請求項5】 処理チャンバからのパーフルオロ化合物(PFC)の排出を低減するための装置であって、
入口と出口を有する流体導管を画成する導管チャンバと、
前記流体導管内に存在するPFCガスをプラズマ状態に励起し得るプラズマ発生システムであって、互いに対向する表面を有する第1の電極及び第2の電極を含み、該対向する表面は、前記導管チャンバの一部を成し、且つ、前記流体導管及び前記流体導管内において前記入口と前記出口との間に位置する捕集チャンバの双方を画成し、該捕集チャンバは、前記流体導管を流通するシリコン含有残留物及び粒状物質を含むPFC酸化剤を重力を用いて捕集すると共に、前記捕集チャンバから前記シリコン残留物及び前記粒状物質が出て行くことを抑制するように構成され且つ配置されている、プラズマ発生システムと、
前記第1の電極及び前記第2の電極に有効に接続され、前記第1及び第2の電極間に電圧を印加して、前記第1及び第2の電極の前記対向する表面に、帯電したシリコン含有残留物及び粒状物質を捕集する手段と、
を備える装置。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57937595A | 1995-12-27 | 1995-12-27 | |
| US08/741272 | 1996-10-30 | ||
| US08/741,272 US6187072B1 (en) | 1995-09-25 | 1996-10-30 | Method and apparatus for reducing perfluorocompound gases from substrate processing equipment emissions |
| US08/579375 | 1996-10-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPH09321037A JPH09321037A (ja) | 1997-12-12 |
| JPH09321037A5 true JPH09321037A5 (ja) | 2006-11-30 |
| JP3992315B2 JP3992315B2 (ja) | 2007-10-17 |
Family
ID=27077737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP35988396A Expired - Fee Related JP3992315B2 (ja) | 1995-12-27 | 1996-12-26 | 基板処理装置排出物からパーフルオロ化合物ガスを低減する装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US6187072B1 (ja) |
| EP (2) | EP0781599B1 (ja) |
| JP (1) | JP3992315B2 (ja) |
| KR (1) | KR100271694B1 (ja) |
| DE (2) | DE69632275T2 (ja) |
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- 1996-12-24 DE DE69632275T patent/DE69632275T2/de not_active Expired - Fee Related
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- 1996-12-26 JP JP35988396A patent/JP3992315B2/ja not_active Expired - Fee Related
- 1996-12-27 KR KR1019960073539A patent/KR100271694B1/ko not_active Expired - Fee Related
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2000
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