FR2827187B1 - Procede et installation de production de vapeur d'eau et de distillation d'air - Google Patents

Procede et installation de production de vapeur d'eau et de distillation d'air

Info

Publication number
FR2827187B1
FR2827187B1 FR0109307A FR0109307A FR2827187B1 FR 2827187 B1 FR2827187 B1 FR 2827187B1 FR 0109307 A FR0109307 A FR 0109307A FR 0109307 A FR0109307 A FR 0109307A FR 2827187 B1 FR2827187 B1 FR 2827187B1
Authority
FR
France
Prior art keywords
plant
production
water vapor
air distillation
distillation
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 - Fee Related
Application number
FR0109307A
Other languages
English (en)
Other versions
FR2827187A1 (fr
Inventor
Jean Pierre Gourbier
Lasad Jaouani
Frederic Staine
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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
Priority to FR0109307A priority Critical patent/FR2827187B1/fr
Application filed by Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Priority to PCT/FR2002/002225 priority patent/WO2003006902A1/fr
Priority to ES02751288T priority patent/ES2357500T3/es
Priority to DE60238537T priority patent/DE60238537D1/de
Priority to JP2003512624A priority patent/JP4422478B2/ja
Priority to US10/483,917 priority patent/US7010919B2/en
Priority to EP02751288A priority patent/EP1409937B1/fr
Publication of FR2827187A1 publication Critical patent/FR2827187A1/fr
Application granted granted Critical
Publication of FR2827187B1 publication Critical patent/FR2827187B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04521Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04006Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04012Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling
    • F25J3/04018Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling of main feed air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04006Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04012Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling
    • F25J3/04024Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling of purified feed air, so-called boosted air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04006Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04078Providing 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
    • F25J3/0409Providing 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04006Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04109Arrangements of compressors and /or their drivers
    • F25J3/04115Arrangements of compressors and /or their drivers characterised by the type of prime driver, e.g. hot gas expander
    • F25J3/04121Steam turbine as the prime mechanical driver
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04006Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04109Arrangements of compressors and /or their drivers
    • F25J3/04145Mechanically coupling of different compressors of the air fractionation process to the same driver(s)
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04521Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04527Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general
    • F25J3/04539Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04521Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04527Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general
    • F25J3/04539Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels
    • F25J3/04545Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels for the gasification of solid or heavy liquid fuels, e.g. integrated gasification combined cycle [IGCC]
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04521Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
    • F25J3/04563Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/04Processes 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
    • F25J3/04763Start-up or control of the process; Details of the apparatus used
    • F25J3/04769Operation, control and regulation of the process; Instrumentation within the process
    • F25J3/04812Different modes, i.e. "runs" of operation
    • F25J3/04818Start-up of the process

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)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Control Of Turbines (AREA)
FR0109307A 2001-07-12 2001-07-12 Procede et installation de production de vapeur d'eau et de distillation d'air Expired - Fee Related FR2827187B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR0109307A FR2827187B1 (fr) 2001-07-12 2001-07-12 Procede et installation de production de vapeur d'eau et de distillation d'air
ES02751288T ES2357500T3 (es) 2001-07-12 2002-06-27 Procedimiento de producción de vapor de agua y de destilación de aire.
DE60238537T DE60238537D1 (de) 2001-07-12 2002-06-27 Verfahren zur dampferzeugung und luftzerlegung
JP2003512624A JP4422478B2 (ja) 2001-07-12 2002-06-27 蒸気生成及び空気蒸留のための方法及び設備
PCT/FR2002/002225 WO2003006902A1 (fr) 2001-07-12 2002-06-27 Procede et installation de production de vapeur d'eau et de distillation d'air
US10/483,917 US7010919B2 (en) 2001-07-12 2002-06-27 Method and installation for steam production and air distillation
EP02751288A EP1409937B1 (fr) 2001-07-12 2002-06-27 Procede de production de vapeur d'eau et de distillation d'air

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0109307A FR2827187B1 (fr) 2001-07-12 2001-07-12 Procede et installation de production de vapeur d'eau et de distillation d'air

Publications (2)

Publication Number Publication Date
FR2827187A1 FR2827187A1 (fr) 2003-01-17
FR2827187B1 true FR2827187B1 (fr) 2004-07-23

Family

ID=8865438

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0109307A Expired - Fee Related FR2827187B1 (fr) 2001-07-12 2001-07-12 Procede et installation de production de vapeur d'eau et de distillation d'air

Country Status (7)

Country Link
US (1) US7010919B2 (fr)
EP (1) EP1409937B1 (fr)
JP (1) JP4422478B2 (fr)
DE (1) DE60238537D1 (fr)
ES (1) ES2357500T3 (fr)
FR (1) FR2827187B1 (fr)
WO (1) WO2003006902A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060123844A1 (en) * 2004-12-09 2006-06-15 Patrick Le Bot Integrated process for the separation of air and an integrated installation for the separation of air
JP4240155B1 (ja) * 2008-03-06 2009-03-18 三浦工業株式会社 蒸気システム
US20090235641A1 (en) * 2008-03-20 2009-09-24 Kevin Marion Brown T-Jet
WO2020160842A1 (fr) 2019-02-07 2020-08-13 Linde Gmbh Procédé et appareil de traitement de gaz comprenant un processus oxydatif pour traiter un mélange de gaz acides à l'aide de gaz provenant d'un processus de séparation d'air

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3731495A (en) * 1970-12-28 1973-05-08 Union Carbide Corp Process of and apparatus for air separation with nitrogen quenched power turbine
US4223529A (en) * 1979-08-03 1980-09-23 General Electric Company Combined cycle power plant with pressurized fluidized bed combustor
US4326382A (en) * 1980-10-24 1982-04-27 E. H. Robbins Power plant
EP0211335B1 (fr) * 1985-08-05 1988-05-11 Siemens Aktiengesellschaft Centrale à cycle combiné
US5628179A (en) * 1993-11-04 1997-05-13 General Electric Co. Steam attemperation circuit for a combined cycle steam cooled gas turbine
GB9717349D0 (en) * 1997-08-15 1997-10-22 Boc Group Plc Air separation plant
GB9801200D0 (en) * 1998-01-20 1998-03-18 Air Prod & Chem Intergration of a cryogenic air separator with synthesis gas production and conversion

Also Published As

Publication number Publication date
EP1409937A1 (fr) 2004-04-21
FR2827187A1 (fr) 2003-01-17
US20040211183A1 (en) 2004-10-28
JP2004536251A (ja) 2004-12-02
DE60238537D1 (de) 2011-01-20
US7010919B2 (en) 2006-03-14
EP1409937B1 (fr) 2010-12-08
JP4422478B2 (ja) 2010-02-24
WO2003006902A1 (fr) 2003-01-23
ES2357500T3 (es) 2011-04-27

Similar Documents

Publication Publication Date Title
FR2820735B1 (fr) Procede et installation pour l'hydrolyse thermique des boues
FR2839985B1 (fr) Procede et installation pour la fabrication de preformes fibreuses annulaires
FR2820733B1 (fr) Procede et installation d'epaississement des boues issues du traitement d'eau par floculation-decantation a floc leste
FR2781168B1 (fr) Procede et installation de traitement d'eau
FR2764594B1 (fr) Installation de production d'eau ozonee
FR2774264B1 (fr) Procede et installation de traitement a l'ozone de produits alimentaires
FR2828729B1 (fr) Installation de production d'oxygene sous haute pression par distillation d'air
FR2832213B1 (fr) Procede et installation de production d'helium
FR2764883B1 (fr) Procede de fabrication d'hydrofluoroalcanes
FR2827187B1 (fr) Procede et installation de production de vapeur d'eau et de distillation d'air
FR2853900B1 (fr) Procede de fabrication de l'anhydride isobutyrique
FR2724011B1 (fr) Procede et installation de production d'oxygene par distillation cryogenique
FR2822079B1 (fr) Procede et installation de production d'oxygene ultra-pur par distillation d'air
FR2817487B1 (fr) Procede et installation d'epuration de fumees de cimenterie
FR2837814B1 (fr) Procede de traitement de boues de stations d'epuration
FR2791762B1 (fr) Procede et installation de production d'argon par distillation cryogenique
FR2818639B1 (fr) Procede perfectionne de fabrication d'esters carboxyliques insatures
FR2806152B1 (fr) Procede et installation de separation d'air par distillation cryogenique
FR2787345B1 (fr) Procede et installation de production d'air epure
FR2847568B1 (fr) Procede et installation de production d'un melange krypton/xenon a partir d'air
FR2799753B1 (fr) Procede perfectionne de fabrication d'anhydrides symetriques
FR2758475B1 (fr) Procede et installation de production d'hydrogene de haute purete
FR2782787B1 (fr) Procede et installation de production d'oxygene impur par distillation d'air
AR028260A1 (es) Tratamiento de desordenes relacionados con el sistema serotonergico
FR2827294B1 (fr) Procede discontinu de fabrication d'un polyamide

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20130329