PL1623171T3 - Sposób i instalacja rozdziału powietrza przez destylację kriogeniczną - Google Patents

Sposób i instalacja rozdziału powietrza przez destylację kriogeniczną

Info

Publication number
PL1623171T3
PL1623171T3 PL04722884T PL04722884T PL1623171T3 PL 1623171 T3 PL1623171 T3 PL 1623171T3 PL 04722884 T PL04722884 T PL 04722884T PL 04722884 T PL04722884 T PL 04722884T PL 1623171 T3 PL1623171 T3 PL 1623171T3
Authority
PL
Poland
Prior art keywords
air
turbine
air separation
cryogenic distillation
coupled
Prior art date
Application number
PL04722884T
Other languages
English (en)
Inventor
Bot Patrick Le
Cayeux Olivier De
Original Assignee
Air Liquide
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=33306450&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL1623171(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Liquide filed Critical Air Liquide
Publication of PL1623171T3 publication Critical patent/PL1623171T3/pl

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04048—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of cold gaseous streams, e.g. intermediate or oxygen enriched (waste) streams
    • F25J3/04054—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of cold gaseous streams, e.g. intermediate or oxygen enriched (waste) streams of air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
    • F25J3/04284—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
    • 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
    • F25J3/04296—Claude expansion, i.e. expanded into the main or high pressure column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
    • F25J3/04375—Details relating to the work expansion, e.g. process parameter etc.
    • F25J3/04381—Details relating to the work expansion, e.g. process parameter etc. using work extraction by mechanical coupling of compression and expansion so-called companders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
    • F25J3/04375—Details relating to the work expansion, e.g. process parameter etc.
    • F25J3/04393—Details relating to the work expansion, e.g. process parameter etc. using multiple or multistage gas work expansion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F25J3/04406—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 using a dual pressure main column system
    • F25J3/04412—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 using a dual pressure main column system in a classical double column flowsheet, i.e. with thermal coupling by a main reboiler-condenser in the bottom of low pressure respectively top of high pressure column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/02—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream
    • F25J2240/04—Multiple expansion turbines in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Processing Of Solid Wastes (AREA)
PL04722884T 2003-05-05 2004-03-24 Sposób i instalacja rozdziału powietrza przez destylację kriogeniczną PL1623171T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0350141A FR2854682B1 (fr) 2003-05-05 2003-05-05 Procede et installation de separation d'air par distillation cryogenique
PCT/FR2004/050122 WO2004099690A1 (fr) 2003-05-05 2004-03-24 Procede et installation de separation d'air par distillation cryogenique
EP04722884A EP1623171B1 (fr) 2003-05-05 2004-03-24 Procede et installation de separation d'air par distillation cryogenique

Publications (1)

Publication Number Publication Date
PL1623171T3 true PL1623171T3 (pl) 2010-10-29

Family

ID=33306450

Family Applications (1)

Application Number Title Priority Date Filing Date
PL04722884T PL1623171T3 (pl) 2003-05-05 2004-03-24 Sposób i instalacja rozdziału powietrza przez destylację kriogeniczną

Country Status (10)

Country Link
US (2) US7464568B2 (pl)
EP (1) EP1623171B1 (pl)
JP (1) JP4417954B2 (pl)
CN (1) CN100378422C (pl)
AT (1) ATE469329T1 (pl)
DE (1) DE602004027368D1 (pl)
ES (1) ES2350890T3 (pl)
FR (1) FR2854682B1 (pl)
PL (1) PL1623171T3 (pl)
WO (1) WO2004099690A1 (pl)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2854682B1 (fr) * 2003-05-05 2005-06-17 Air Liquide Procede et installation de separation d'air par distillation cryogenique
FR2865024B3 (fr) * 2004-01-12 2006-05-05 Air Liquide Procede et installation de separation d'air par distillation cryogenique
DE102006012241A1 (de) * 2006-03-15 2007-09-20 Linde Ag Verfahren und Vorrichtung zur Tieftemperaturzerlegung von Luft
US8020408B2 (en) * 2006-12-06 2011-09-20 Praxair Technology, Inc. Separation method and apparatus
FR2913759B1 (fr) * 2007-03-13 2013-08-16 Air Liquide Procede et appareil de production de gaz de l'air sous forme gazeuse et liquide a haute flexibilite par distillation cryogenique.
FR2913760B1 (fr) * 2007-03-13 2013-08-16 Air Liquide Procede et appareil de production de gaz de l'air sous forme gazeuse et liquide a haute flexibilite par distillation cryogenique
DE102007031765A1 (de) * 2007-07-07 2009-01-08 Linde Ag Verfahren zur Tieftemperaturzerlegung von Luft
CN101779092A (zh) * 2007-08-10 2010-07-14 乔治洛德方法研究和开发液化空气有限公司 用于通过低温蒸馏分离空气的方法和设备
JP2010536004A (ja) * 2007-08-10 2010-11-25 レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード 極低温蒸留によって空気を分離する方法及び装置
US8191386B2 (en) * 2008-02-14 2012-06-05 Praxair Technology, Inc. Distillation method and apparatus
FR2948184B1 (fr) * 2009-07-20 2016-04-15 Air Liquide Procede et appareil de separation d'air par distillation cryogenique
CN102741636A (zh) * 2009-08-11 2012-10-17 林德股份公司 用于通过低温分离空气产生气态氧加压产品的方法和设备
EP2369281A1 (de) * 2010-03-09 2011-09-28 Linde Aktiengesellschaft Verfahren und Vorrichtung zur Tieftemperaturzerlegung von Luft
DE102010055448A1 (de) 2010-12-21 2012-06-21 Linde Ag Verfahren und Vorrichtung zur Tieftemperaturzerlegung von Luft
FR2973487B1 (fr) * 2011-03-31 2018-01-26 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procede et appareil de production d'un gaz de l'air sous pression par distillation cryogenique
DE102012017488A1 (de) 2012-09-04 2014-03-06 Linde Aktiengesellschaft Verfahren zur Erstellung einer Luftzerlegungsanlage, Luftzerlegungsanlage und zugehöriges Betriebsverfahren
CN105143801A (zh) * 2013-03-28 2015-12-09 林德股份公司 以可变能量消耗产生气态压缩氧的方法和设备
EP2963369B1 (de) 2014-07-05 2018-05-02 Linde Aktiengesellschaft Verfahren und vorrichtung zur tieftemperaturzerlegung von luft
WO2020083520A1 (de) * 2018-10-26 2020-04-30 Linde Aktiengesellschaft Verfahren zur gewinnung eines oder mehrerer luftprodukte und luftzerlegungsanlage
CN113195991B (zh) * 2018-12-19 2023-05-02 乔治洛德方法研究和开发液化空气有限公司 低温空气分离单元的启动方法和相关联的空气分离单元
WO2021016756A1 (en) * 2019-07-26 2021-02-04 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process and apparatus for the separation of air by cryogenic distillation
JP7745839B2 (ja) * 2021-04-16 2025-09-30 レール・リキード－ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード 液体窒素製造装置および液体窒素製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2544340A1 (de) * 1975-10-03 1977-04-14 Linde Ag Verfahren zur luftzerlegung
US4662917A (en) * 1986-05-30 1987-05-05 Air Products And Chemicals, Inc. Process for the separation of air
JP2909678B2 (ja) * 1991-03-11 1999-06-23 レール・リキード・ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード 圧力下のガス状酸素の製造方法及び製造装置
US5345773A (en) * 1992-01-14 1994-09-13 Teisan Kabushiki Kaisha Method and apparatus for the production of ultra-high purity nitrogen
FR2688052B1 (fr) 1992-03-02 1994-05-20 Maurice Grenier Procede et installation de production d'oxygene et/ou d'azote gazeux sous pression par distillation d'air.
FR2695714B1 (fr) * 1992-09-16 1994-10-28 Maurice Grenier Installation de traitement cryogénique, notamment de distillation d'air.
US5379598A (en) * 1993-08-23 1995-01-10 The Boc Group, Inc. Cryogenic rectification process and apparatus for vaporizing a pumped liquid product
US5475980A (en) * 1993-12-30 1995-12-19 L'air Liquide, Societe Anonyme Pour L'etude L'exploitation Des Procedes Georges Claude Process and installation for production of high pressure gaseous fluid
FR2744795B1 (fr) * 1996-02-12 1998-06-05 Grenier Maurice Procede et installation de production d'oxygene gazeux sous haute pression
DE19815885A1 (de) * 1998-04-08 1999-10-14 Linde Ag Verfahren und Vorrichtung zur Erzeugung von gasförmigem Druckprodukt bei der Tieftemperaturzerlegung von Luft
FR2787560B1 (fr) 1998-12-22 2001-02-09 Air Liquide Procede de separation cryogenique des gaz de l'air
DE19951521A1 (de) * 1999-10-26 2001-05-03 Linde Ag Verfahren und Vorrichtung zur Gewinnung eines Druckprodukts durch Tieftemperaturzerlegung von Luft
FR2851330B1 (fr) * 2003-02-13 2006-01-06 Air Liquide Procede et installation de production sous forme gazeuse et sous haute pression d'au moins un fluide choisi parmi l'oxygene, l'argon et l'azote par distillation cryogenique de l'air
FR2854682B1 (fr) * 2003-05-05 2005-06-17 Air Liquide Procede et installation de separation d'air par distillation cryogenique

Also Published As

Publication number Publication date
DE602004027368D1 (de) 2010-07-08
JP2006525486A (ja) 2006-11-09
JP4417954B2 (ja) 2010-02-17
CN100378422C (zh) 2008-04-02
EP1623171A1 (fr) 2006-02-08
EP1623171B1 (fr) 2010-05-26
ATE469329T1 (de) 2010-06-15
US7464568B2 (en) 2008-12-16
ES2350890T3 (es) 2011-01-28
US20070017251A1 (en) 2007-01-25
US20090078001A1 (en) 2009-03-26
FR2854682A1 (fr) 2004-11-12
CN1784580A (zh) 2006-06-07
FR2854682B1 (fr) 2005-06-17
WO2004099690A1 (fr) 2004-11-18

Similar Documents

Publication Publication Date Title
PL1623171T3 (pl) Sposób i instalacja rozdziału powietrza przez destylację kriogeniczną
KR960013411A (ko) 저순도의 산소를 제조하기 위한 사이드 칼럼 저온 정류 시스템
WO2007126972A3 (en) Carbon dioxide purification method
KR970059475A (ko) 고압 연소 터빈과 공기 분리 시스템의 통합 방법
WO2005064252A8 (en) Cryogenic air separation process and apparatus
KR20000028977A (ko) 이산화탄소의 회수를 증가시키는 방법 및 장치
KR950033378A (ko) 고압질소를 제조하기 위한 저온정류 시스템
ES2187861T3 (es) Procedimiento para la separacion de aire.
JPH0731003B2 (ja) 高圧下で窒素を製造する方法および装置
ES2076686T3 (es) Ciclos de separacion de aire a presion elevada con produccion de liquido.
JPH11257843A (ja) プロセス流れの圧縮のための廃棄物膨張の使用を伴う加圧空気分離方法
DE59911495D1 (de) Verfahren und Vorrichtung zur Gewinnung von Sauerstoff unter überatmosphärischem Druck
JP2005500503A (ja) 空気蒸留による高圧酸素製造のための設備
EP0838647A3 (en) A three column cryogenic cycle for the production of impure oxygen and pure nitrogen
TW338025B (en) Nitrogen generation method and apparatus
EP2463232B1 (en) Process and installation for producing high-pressure gaseous nitrogen
DE50106217D1 (de) Tieftemperaturluftzerlegungsanlage
JPH10115486A (ja) 高圧窒素を製造する原料空気の低温蒸留方法
WO2011010049A3 (fr) Procédé et appareil de séparation d'air par distillation cryogénique
EP0926323A3 (en) Steam cooled gas turbine
JP3222851B2 (ja) 複数のエキスパンダーを使用する空気の低温蒸留方法
TW364943B (en) Process and plant for air separation by cryogenic distallation
KR19990068069A (ko) 노와 공기 증류 장치 조합형 플랜트 및 그 작동 방법
WO2009136076A3 (fr) Procede et appareil de separation d'air par distillation cryogenique
KR970066475A (ko) 저순도 산소를 제조하기 위한 단일 칼럼 저온 정류 시스템