KR19980080582A - 고순도 아르곤을 제조하는 극저온 하이브리드 시스템 - Google Patents
고순도 아르곤을 제조하는 극저온 하이브리드 시스템 Download PDFInfo
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- KR19980080582A KR19980080582A KR1019980010060A KR19980010060A KR19980080582A KR 19980080582 A KR19980080582 A KR 19980080582A KR 1019980010060 A KR1019980010060 A KR 1019980010060A KR 19980010060 A KR19980010060 A KR 19980010060A KR 19980080582 A KR19980080582 A KR 19980080582A
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- column
- argon
- fluid
- oxygen
- high purity
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- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04151—Purification and (pre-)cooling of the feed air; recuperative heat-exchange with product streams
- F25J3/04163—Hot end purification of the feed air
- F25J3/04169—Hot end purification of the feed air by adsorption of the impurities
- F25J3/04175—Hot end purification of the feed air by adsorption of the impurities at a pressure of substantially more than the highest pressure column
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
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- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
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- F25J3/04078—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression
- F25J3/0409—Providing pressurised feed air or process streams within or from the air fractionation unit providing pressurized products by liquid compression and vaporisation with cold recovery, i.e. so-called internal compression of oxygen
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- F25J3/0429—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams of feed air, e.g. used as waste or product air or expanded into an auxiliary column
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- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
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- F25J3/04648—Recovering noble gases from air argon
- F25J3/04654—Producing crude argon in a crude argon column
- F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
- F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
- F25J3/04678—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser cooled by oxygen enriched liquid from high pressure column bottoms
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- F25J3/04721—Producing pure argon, e.g. recovered from a crude argon column
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S62/908—Filter or absorber
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S62/923—Inert gas
- Y10S62/924—Argon
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Abstract
Description
Claims (10)
- (A) 공급 공기를 저압 칼럼 및 아르곤 칼럼을 포함하는 극저온 정류 플랜트의 고압 칼럼내로 통과시켜서, 고압 칼럼내에서의 극저온 정류에 의해 공급 공기를 분리시켜 산소 부화 유체를 생성시키고, 생성된 산소 부화 유체를 저압 칼럼내로 통과시키는 단계;(B) 저압 칼럼으로부터 아르곤 칼럼 공급물로서 산소 및 아르곤을 포함하는 유체를 아르곤 칼럼으로 통과시키고, 아르곤 칼럼내 극저온 정류에 의해 아르곤 칼럼 공급물을 분리하여 10몰% 이하의 산소를 함유하는 미정제 아르곤 유체를 생성시키는 단계;(C) 미정제 아르곤 유체를 아르곤 칼럼으로부터 산소 선택적 흡착제를 함유하는 압력 순환 흡착 유닛내로 통과시키고, 미정제 아르곤 유체로부터의 산소를 선택적 흡착제에 흡착시켜 고순도 아르곤 유체 및 산소 함유 잔류 기체를 생성시키는 단계;(D) 산소 함유 잔류 기체를 압력 순환 흡착 유닛으로부터 극저온 정류 플랜트내로 재순환시키는 단계;(E) 산소 함유 냉각 유체와의 간접 열교환에 의해 고순도 아르곤 유체를 냉각시키고, 생성된 산소 함유 냉각 유체를 극저온 정류 플랜트내로 통과시키는 단계; 및(F) 고순도 아르곤 생성물로서 고순도 아르곤을 회수하는 단계를 포함하는 고순도 아르곤을 제조하는 극저온 하이브리드 방법.
- 제 1항에 있어서, 잔류 기체가 아르곤 칼럼으로 재순환됨을 특징으로 하는 방법.
- 제 1항에 있어서, 잔류 기체가 저압 칼럼으로 재순환됨을 특징으로 하는 방법.
- 제 1항에 있어서, 산소 함유 냉각 유체가 공급 공기임을 특징으로 하는 방법.
- 제 1항에 있어서, 산소 함유 냉각 유체가 산소 부화 유체임을 특징으로 하는 방법.
- 제 1항에 있어서, 압력 순환 흡착 유닛(52)이 질소 선택적 흡착제를 추가로 포함함을 특징으로 하는 방법.
- 제 1항에 있어서, 압력 순환 흡착 유닛(52)내로 통과되기 전에 미정제 아르곤 유체의 압력이 감소됨을 특징으로 하는 방법.
- 제 1항에 있어서, 생성물 질소 및 생성물 산소 중의 하나 이상의 생성물이 극저온 정류 플랜트로부터 회수됨을 특징으로 하는 방법.
- (A) 제 1 칼럼, 제 2 칼럼 및 아르곤 칼럼, 공급 공기를 제 1 칼럼내로 통과시키기 위한 수단, 및 유체를 제 1 칼럼의 하부로부터 제 2 칼럼내로 통과시키기 위한 수단을 포함하는 극저온 정류 플랜트;(B) 유체를 제 2 칼럼으로부터 아르곤 칼럼내로 통과시키기 위한 수단;(C) 산소 선택적 흡착제를 함유하는 압력 순환 흡착 유닛 및 유체를 아르곤 칼럼의 상부로부터 압력 순환 흡착 유닛내로 통과시키기 위한 수단;(D) 유체를 압력 순환 흡착 유닛으로부터 극저온 정류 플랜트내로 통과시키기 위한 수단;(E) 열교환기 및 산소 함유 냉각 유체를 열교환기로 통과시켜 열교환기로부터 극저온 정류 플랜트내로 통과시키기 위한 수단; 및(F) 고순도 아르곤을 압력 순환 흡착 유닛으로부터 열교환기로 통과시키기 위한 수단 및 고순도 아르곤 생성물을 열교환기로부터 회수하기 위한 수단을 포함하는 고순도 아르곤을 제조하는 장치.
- 제 9항에 있어서, 압력 순환 흡착 유닛이 질소 선택적 흡착제를 추가로 포함함을 특징으로 하는 장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US8/834,830 | 1997-03-26 | ||
US08/834,830 US5730003A (en) | 1997-03-26 | 1997-03-26 | Cryogenic hybrid system for producing high purity argon |
US08/834,830 | 1997-03-26 |
Publications (2)
Publication Number | Publication Date |
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KR19980080582A true KR19980080582A (ko) | 1998-11-25 |
KR100339627B1 KR100339627B1 (ko) | 2002-07-18 |
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Application Number | Title | Priority Date | Filing Date |
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KR1019980010060A KR100339627B1 (ko) | 1997-03-26 | 1998-03-24 | 고순도 아르곤을 제조하는 극저온 혼성 시스템 |
Country Status (7)
Country | Link |
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US (1) | US5730003A (ko) |
EP (1) | EP0867672A1 (ko) |
KR (1) | KR100339627B1 (ko) |
CN (1) | CN1125962C (ko) |
BR (1) | BR9800957A (ko) |
CA (1) | CA2232968C (ko) |
ID (1) | ID20102A (ko) |
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1997
- 1997-03-26 US US08/834,830 patent/US5730003A/en not_active Expired - Lifetime
-
1998
- 1998-03-05 ID IDP980327A patent/ID20102A/id unknown
- 1998-03-24 KR KR1019980010060A patent/KR100339627B1/ko not_active IP Right Cessation
- 1998-03-24 CN CN98105855A patent/CN1125962C/zh not_active Expired - Fee Related
- 1998-03-24 CA CA002232968A patent/CA2232968C/en not_active Expired - Fee Related
- 1998-03-24 BR BR9800957-5A patent/BR9800957A/pt unknown
- 1998-03-24 EP EP98105329A patent/EP0867672A1/en not_active Ceased
Also Published As
Publication number | Publication date |
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CA2232968A1 (en) | 1998-09-27 |
CA2232968C (en) | 2002-01-15 |
EP0867672A1 (en) | 1998-09-30 |
US5730003A (en) | 1998-03-24 |
CN1199851A (zh) | 1998-11-25 |
KR100339627B1 (ko) | 2002-07-18 |
BR9800957A (pt) | 1999-09-28 |
ID20102A (id) | 1998-10-01 |
CN1125962C (zh) | 2003-10-29 |
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