KR100340713B1 - 웨이퍼백메탈식각장치 - Google Patents
웨이퍼백메탈식각장치 Download PDFInfo
- Publication number
- KR100340713B1 KR100340713B1 KR1019950031472A KR19950031472A KR100340713B1 KR 100340713 B1 KR100340713 B1 KR 100340713B1 KR 1019950031472 A KR1019950031472 A KR 1019950031472A KR 19950031472 A KR19950031472 A KR 19950031472A KR 100340713 B1 KR100340713 B1 KR 100340713B1
- Authority
- KR
- South Korea
- Prior art keywords
- mixed solution
- etching
- wafer
- metering pump
- bath
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67075—Apparatus for fluid treatment for etching for wet etching
- H01L21/67086—Apparatus for fluid treatment for etching for wet etching with the semiconductor substrates being dipped in baths or vessels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Weting (AREA)
- ing And Chemical Polishing (AREA)
Abstract
Description
Claims (2)
- 약품용액이 일정하게 공급되기 위해 마련된 정량펌프;상기 정량펌프를 통하여 공급되는 약품용액이 상호 혼합될 수 있도록 하기 위한 혼합 용액조; 상기 혼합 용액조에 설치되어 중수의 공급감지를 위한 DI고급감지센서, 상기 혼합 용액조에 연결되어 DI공급감지센서에 의해 작동될 수 있게 한 정량펌프; 상기 정량펌프를 거친 혼합 용액이 유입되어 웨이퍼 식각이 이뤄지는 식각조;및 상기 식각조에 유입된 혼합 용액이 배출되도록 식각조를 일정 각도로 경사지게하는 업/다운 실린더가 구비됨을 특징으로 하는 백 메탈 증착용 식각장치.
- 제 1 항에 있어서, 상기 식각조는 일방향 회동이 자유롭게 설치된 회동수단과, 상기 회동수단을 갖는 외각 프레임의 내주면에 폐액의 배출이 용이하게 형성된 약품 홈 배기구와, 상기 외각 프레임의 내바닥면에 사방으로 연통될 수 있게 형성된 요홈부와, 상기 요홈부의 적정지점에 복수개로 천공되어 혼합용액이 유입되게 한 혼합액 공급구 및 상기 요홈부의 평면에 밀착고정되어 혼합용액이 함입될 수 있도록 다공판이 구비됨을 특징으로 하는 백 메탈 증착용 식각장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950031472A KR100340713B1 (ko) | 1995-09-23 | 1995-09-23 | 웨이퍼백메탈식각장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950031472A KR100340713B1 (ko) | 1995-09-23 | 1995-09-23 | 웨이퍼백메탈식각장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970017925A KR970017925A (ko) | 1997-04-30 |
KR100340713B1 true KR100340713B1 (ko) | 2002-11-02 |
Family
ID=37488156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950031472A Expired - Lifetime KR100340713B1 (ko) | 1995-09-23 | 1995-09-23 | 웨이퍼백메탈식각장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100340713B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3442934B2 (ja) * | 1996-08-20 | 2003-09-02 | 大日本スクリーン製造株式会社 | 基板処理装置 |
-
1995
- 1995-09-23 KR KR1019950031472A patent/KR100340713B1/ko not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR970017925A (ko) | 1997-04-30 |
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