KR100401315B1 - 반도체 장치의 제조 방법 - Google Patents
반도체 장치의 제조 방법 Download PDFInfo
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- KR100401315B1 KR100401315B1 KR1020000016373A KR20000016373A KR100401315B1 KR 100401315 B1 KR100401315 B1 KR 100401315B1 KR 1020000016373 A KR1020000016373 A KR 1020000016373A KR 20000016373 A KR20000016373 A KR 20000016373A KR 100401315 B1 KR100401315 B1 KR 100401315B1
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- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
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- 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
- H01L21/67028—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
- B01D25/164—Chamber-plate presses, i.e. the sides of the filtering elements being clamped between two successive filtering plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/13—Supported filter elements
- B01D29/15—Supported filter elements arranged for inward flow filtration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/39—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
- B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/86—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/04—Controlling the filtration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/08—Flat membrane modules
- B01D63/082—Flat membrane modules comprising a stack of flat membranes
- B01D63/0821—Membrane plate arrangements for submerged operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/14—Dynamic membranes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/346—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from semiconductor processing, e.g. waste water from polishing of wafers
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- Environmental & Geological Engineering (AREA)
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- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Dicing (AREA)
- Filtration Of Liquid (AREA)
Abstract
Description
Claims (34)
- 유체를 이용한 반도체 가공 공정에 있어서 발생하는 가공 가루를 포함하는 상기 유체를 상기 가공 가루로 주로 이루어지는 필터를 통과하게 함으로써, 상기 가공 가루를 제거하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 반도체 가공 공정은 유체를 이용하여 상기 반도체를 기계 가공하는 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제2항에 있어서, 상기 기계 가공하는 공정은 상기 반도체를 유체를 이용하여 연마 및 또는 절삭하는 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 가공 가루를 포함하는 유체를 제1 필터에 통과시켜 상기 제1 필터 표면에 상기 가공 가루를 포함하는 피제거물을 퇴적시키고, 상기 피제거물의 퇴적물로 이루어지는 제2 필터를 형성하고, 상기 제1 필터와 상기 제2 필터로 이루어지는 필터를 준비하는 공정과,상기 필터에 상기 가공 가루를 포함하는 유체를 통과하게 함으로써, 상기 유체 중의 상기 피제거물을 제거하는 여과 공정을 더 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서, 상기 필터를 준비하는 공정은 상기 가공 가루를 포함하는 유체를 제1 필터를 순환 통과시켜 상기 제1 필터 표면에 상기 가공 가루로 이루어지는 제2 필터를 형성하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 반도체 가공 공정은 다이싱 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 반도체 가공 공정은 미러 폴리싱 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 반도체 가공 공정은 백 그라인드 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 제2 필터는 크기가 다른 가공 가루를 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 가공 가루는 다른 크기의 입자를 포함하고, 상기 제2 필터의 구멍 크기는 최소 입자의 입경보다도 크고, 최대 입자의 입경보다도 작은것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 제거하는 공정은 개시후, 소정 시간 상기 유체를 순환시키는 순환 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제11항에 있어서, 상기 순환 공정은 상기 제1 필터를 통과한 유체에 포함되는 가공 가루 혼입의 정도를 검출 수단으로 검출하고, 소정치 이하가 된 시점에서 순환을 정지하도록 제어되는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제12항에 있어서, 상기 순환 공정은 상기 제1 필터를 통과한 유체에 포함되는 가공 가루 혼입의 정도를 검출 수단으로 검출하고, 제2 소정치 이상이 된 시점에서 순환을 재개하도록 제어되는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서, 상기 제거 공정은 상기 유체를 상기 제1 필터를 거쳐서 흡인하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서, 상기 제거 공정은 상기 제2 필터의 구성물이 이동 가능하도록 상기 제2 필터 표면에 외력을 부여하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제15항에 있어서, 상기 외력을 부여하는 공정은 간헐적으로 외력을 부여하는 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제15항에 있어서, 상기 외력을 부여하는 공정은 상기 제1 필터 표면을 따라서 기체를 공급하는 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제15항에 있어서, 상기 외력을 부여하는 공정은 상기 제2 필터를 구성하는 피제거물의 일부를 이탈시키는 정도의 외력을 부여하는 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제15항에 있어서, 상기 외력을 부여하는 공정은 상기 제2 필터의 막 두께가 일정해지도록 상기 외력을 제어하는 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제15항에 있어서, 상기 필터는 수직 방향으로 배치되어 있으며, 상기 외력은 기포의 상승력인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제15항에 있어서, 상기 외력을 부여하는 공정은 상기 필터에 기계적 진동을 부여하는 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제15항에 있어서, 상기 외력을 부여하는 공정은 상기 유체에 음파를 발생시키는 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제15항에 있어서, 상기 외력을 부여하는 공정은 상기 유체에 액체 흐름을 발생시키는 공정인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서, 상기 제1 필터는 폴리오레핀계 고분자로 이루어지는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서, 상기 제1 필터 표면은 요철을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서, 상기 제1 필터는 사이에 간극을 갖도록 형성된 2중 구조의 주머니형 필터인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서, 상기 제2 필터는 Si를 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제4항에 있어서, 상기 제2 필터는 후레이크형 Si를 주성분으로 하는 것인 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 가공 가루는 기계 가공에 이용하는 처리재를 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 가공 가루가 제거된 유체를 재이용하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 가공 가루가 제거된 유체를 상기 반도체의 가공에 재이용하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 가공 가루를 재이용하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 가공 가루를 재용융하여 재이용하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제1항에 있어서, 상기 가공 가루를 인고트 재료로서 재이용하는 것을 특징으로 하는 반도체 장치의 제조 방법.
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP99-148353 | 1999-05-27 | ||
JP14835299 | 1999-05-27 | ||
JP14835399 | 1999-05-27 | ||
JP14835199 | 1999-05-27 | ||
JP99-148351 | 1999-05-27 | ||
JP99-148352 | 1999-05-27 | ||
JP32446599A JP3316484B2 (ja) | 1999-05-27 | 1999-11-15 | 半導体装置の製造方法 |
JP99-324465 | 1999-11-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010020697A KR20010020697A (ko) | 2001-03-15 |
KR100401315B1 true KR100401315B1 (ko) | 2003-10-10 |
Family
ID=27472848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000016373A KR100401315B1 (ko) | 1999-05-27 | 2000-03-30 | 반도체 장치의 제조 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6299513B1 (ko) |
JP (1) | JP3316484B2 (ko) |
KR (1) | KR100401315B1 (ko) |
CN (1) | CN1199243C (ko) |
TW (1) | TW468219B (ko) |
Families Citing this family (23)
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TW310481B (ko) | 1995-07-06 | 1997-07-11 | Hitachi Chemical Co Ltd | |
US6717242B2 (en) * | 1995-07-06 | 2004-04-06 | Hitachi Chemical Company, Ltd. | Semiconductor device and process for fabrication thereof |
US6746309B2 (en) * | 1999-05-27 | 2004-06-08 | Sanyo Electric Co., Ltd. | Method of fabricating a semiconductor device |
US6800254B1 (en) * | 2000-06-07 | 2004-10-05 | Tegal Corporation | Visual indicator cold trapping system |
KR100853000B1 (ko) * | 2001-03-16 | 2008-08-19 | 신에쯔 한도타이 가부시키가이샤 | 실리콘 웨이퍼 보관용수 및 보관방법 |
JP3634791B2 (ja) * | 2001-10-31 | 2005-03-30 | 三洋電機株式会社 | 被除去物の除去方法 |
JP3634792B2 (ja) * | 2001-10-31 | 2005-03-30 | 三洋電機株式会社 | 被除去物の除去方法 |
US20040026326A1 (en) * | 2002-06-18 | 2004-02-12 | Canon Kabushiki Kaisha | Liquid treatment method and apparatus |
JP4216565B2 (ja) * | 2002-10-28 | 2009-01-28 | 株式会社ディスコ | 切削装置 |
JP2004307328A (ja) * | 2003-03-25 | 2004-11-04 | Sanyo Electric Co Ltd | 水素製造方法、水素製造装置およびこれを備えた発動機 |
JP4233484B2 (ja) * | 2003-11-06 | 2009-03-04 | 三洋電機株式会社 | 流体の凝集処理装置およびそれを用いた凝集処理方法 |
JP2004243319A (ja) * | 2004-03-16 | 2004-09-02 | Sanyo Electric Co Ltd | 濾過システム |
JP4368249B2 (ja) * | 2004-06-01 | 2009-11-18 | 三洋電機株式会社 | 処理装置およびそれを用いた被処理水の処理方法 |
JP4326489B2 (ja) * | 2005-03-22 | 2009-09-09 | 三洋電機株式会社 | 排水処理装置および排水処理方法 |
CN101426723B (zh) * | 2006-02-24 | 2011-12-14 | Ihi压缩和机器株式会社 | 硅粒的处理方法和装置 |
KR100985861B1 (ko) * | 2008-09-24 | 2010-10-08 | 씨앤지하이테크 주식회사 | 반도체용 슬러리 공급장치 및 슬러리 공급방법 |
KR101222275B1 (ko) * | 2010-10-06 | 2013-01-16 | 주식회사 엘지실트론 | 슬러리 공급시스템 |
WO2013094399A1 (ja) * | 2011-12-22 | 2013-06-27 | コニカミノルタ株式会社 | 研磨材再生方法及び再生研磨材 |
MY176270A (en) * | 2011-12-27 | 2020-07-25 | Konica Minolta Inc | Method for separating polishing material and regenerated polishing material |
JP6440309B2 (ja) * | 2015-01-19 | 2018-12-19 | 株式会社ディスコ | 切削装置 |
JP6441704B2 (ja) * | 2015-02-10 | 2018-12-19 | 株式会社ディスコ | 切削装置 |
WO2019054018A1 (ja) * | 2017-09-14 | 2019-03-21 | 住友重機械ファインテック株式会社 | クーラント液処理システム |
CN111715120B (zh) * | 2020-06-30 | 2022-10-28 | 合肥市贵谦信息科技有限公司 | 一种清爽驱蚊花露水及其制备工艺与制备系统 |
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AU6508996A (en) | 1996-08-05 | 1998-02-25 | Peter Anthony Miller | Apparatus for liquid purification |
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- 1999-11-15 JP JP32446599A patent/JP3316484B2/ja not_active Expired - Fee Related
-
2000
- 2000-03-28 TW TW089105640A patent/TW468219B/zh not_active IP Right Cessation
- 2000-03-29 US US09/537,829 patent/US6299513B1/en not_active Expired - Lifetime
- 2000-03-30 KR KR1020000016373A patent/KR100401315B1/ko not_active IP Right Cessation
- 2000-05-27 CN CNB001179152A patent/CN1199243C/zh not_active Expired - Fee Related
Patent Citations (6)
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US3679052A (en) * | 1969-03-27 | 1972-07-25 | Brasco Sa | Filtration apparatus and method |
JPS61238304A (ja) * | 1985-04-17 | 1986-10-23 | Ngk Insulators Ltd | セラミックフィルタの製造方法 |
US5062968A (en) * | 1987-09-14 | 1991-11-05 | Warning Theodore A | Apparatus and process for filtering fluids |
JPH04171012A (ja) * | 1990-10-31 | 1992-06-18 | Mitsubishi Electric Corp | 異物の補集,摘出方法および補集,摘出装置 |
JPH07251017A (ja) * | 1994-03-15 | 1995-10-03 | Mitsubishi Heavy Ind Ltd | セラミック・フィルタ |
JPH07265625A (ja) * | 1994-04-01 | 1995-10-17 | Kurosaki Refract Co Ltd | セラミックフィルター |
Also Published As
Publication number | Publication date |
---|---|
CN1199243C (zh) | 2005-04-27 |
JP3316484B2 (ja) | 2002-08-19 |
TW468219B (en) | 2001-12-11 |
US6299513B1 (en) | 2001-10-09 |
JP2001044149A (ja) | 2001-02-16 |
KR20010020697A (ko) | 2001-03-15 |
CN1275799A (zh) | 2000-12-06 |
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