ES2161951T3 - Separacion criogenica de aire con un sistema de alto horno. - Google Patents

Separacion criogenica de aire con un sistema de alto horno.

Info

Publication number
ES2161951T3
ES2161951T3 ES96113871T ES96113871T ES2161951T3 ES 2161951 T3 ES2161951 T3 ES 2161951T3 ES 96113871 T ES96113871 T ES 96113871T ES 96113871 T ES96113871 T ES 96113871T ES 2161951 T3 ES2161951 T3 ES 2161951T3
Authority
ES
Spain
Prior art keywords
air
criogenic
oven
separation
air jet
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
Application number
ES96113871T
Other languages
English (en)
Inventor
Raymond Rancis Drnevich
Craig Steven Laforce
Gerald Athony Paolino
Neil Mark Prosser
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.)
Praxair Technology Inc
Original Assignee
Praxair Technology Inc
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
Priority to US08/521,497 priority Critical patent/US5582036A/en
Application filed by Praxair Technology Inc filed Critical Praxair Technology Inc
Application granted granted Critical
Publication of ES2161951T3 publication Critical patent/ES2161951T3/es
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24076972&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2161951(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F25J3/04406Processes 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
    • F25J3/04418Processes 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 with thermally overlapping high and low pressure columns
    • 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
    • F25J3/04248Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
    • F25J3/04284Generation 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
    • F25J3/0429Generation 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
    • F25J3/04303Lachmann expansion, i.e. expanded into oxygen producing or low pressure column
    • 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
    • F25J3/04551Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the metal production
    • F25J3/04557Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the metal production for pig iron or steel making, e.g. blast furnace, Corex
    • 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
    • F25J3/04593The air gas consuming unit is also fed by an air stream
    • F25J3/046Completely integrated air feed compression, i.e. common MAC
    • 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
    • F25J2200/00Processes or apparatus using separation by rectification
    • F25J2200/34Processes or apparatus using separation by rectification using a side column fed by a stream from the low pressure column
    • 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
    • F25J2200/00Processes or apparatus using separation by rectification
    • F25J2200/50Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column
    • F25J2200/54Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column in the low pressure column of a double pressure main column system
    • 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
    • F25J2215/00Processes characterised by the type or other details of the product stream
    • F25J2215/02Mixing or blending of fluids to yield a certain product
    • 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
    • F25J2215/00Processes characterised by the type or other details of the product stream
    • F25J2215/50Oxygen or special cases, e.g. isotope-mixtures or low purity O2
    • F25J2215/52Oxygen production with multiple purity O2
    • 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
    • F25J2245/00Processes or apparatus involving steps for recycling of process streams
    • F25J2245/50Processes or apparatus involving steps for recycling of process streams the recycled stream being oxygen
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S62/00Refrigeration
    • Y10S62/915Combustion

Abstract

SE PRESENTA UN SISTEMA QUE INTEGRA UNA PLANTA DE SEPARACION CRIOGENICA DEL AIRE CON UN SISTEMA DE HORNO DE CHORRO DE AIRE QUE HACE POSIBLE EL ENRIQUECIMIENTO EFICIENTE DE OXIGENO DEL AIRE DEL CHORRO DE AIRE, Y, SI SE DESEA, LA PRODUCCION DE UN OXIGENO ADICIONAL DE MAYOR PUREZA.
ES96113871T 1995-08-30 1996-08-29 Separacion criogenica de aire con un sistema de alto horno. Expired - Lifetime ES2161951T3 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US08/521,497 US5582036A (en) 1995-08-30 1995-08-30 Cryogenic air separation blast furnace system

Publications (1)

Publication Number Publication Date
ES2161951T3 true ES2161951T3 (es) 2001-12-16

Family

ID=24076972

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96113871T Expired - Lifetime ES2161951T3 (es) 1995-08-30 1996-08-29 Separacion criogenica de aire con un sistema de alto horno.

Country Status (5)

Country Link
US (1) US5582036A (es)
EP (1) EP0762065B1 (es)
BR (1) BR9603588A (es)
DE (1) DE69616461T2 (es)
ES (1) ES2161951T3 (es)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5678427A (en) * 1996-06-27 1997-10-21 Praxair Technology, Inc. Cryogenic rectification system for producing low purity oxygen and high purity nitrogen
US5664438A (en) * 1996-08-13 1997-09-09 Praxair Technology, Inc. Cryogenic side column rectification system for producing low purity oxygen and high purity nitrogen
US5682766A (en) * 1996-12-12 1997-11-04 Praxair Technology, Inc. Cryogenic rectification system for producing lower purity oxygen and higher purity oxygen
US5802875A (en) * 1997-05-28 1998-09-08 Praxair Technology, Inc. Method and apparatus for control of an integrated croyogenic air separation unit/gas turbine system
US5855648A (en) * 1997-06-05 1999-01-05 Praxair Technology, Inc. Solid electrolyte system for use with furnaces
US6090182A (en) * 1997-10-29 2000-07-18 Praxair Technology, Inc. Hot oxygen blast furnace injection system
US6206949B1 (en) 1997-10-29 2001-03-27 Praxair Technology, Inc. NOx reduction using coal based reburning
FR2774157B1 (fr) * 1998-01-23 2000-05-05 Air Liquide Installation combinee d'un four et d'un appareil de distillation d'air et procede de mise en oeuvre
FR2774158B1 (fr) * 1998-01-23 2000-03-17 Air Liquide Installation combinee d'un four et d'un appareil de distillation d'air et procede de mise en oeuvre
US5881570A (en) * 1998-04-06 1999-03-16 Praxair Technology, Inc. Cryogenic rectification apparatus for producing high purity oxygen or low purity oxygen
US5934104A (en) * 1998-06-02 1999-08-10 Air Products And Chemicals, Inc. Multiple column nitrogen generators with oxygen coproduction
US6045602A (en) * 1998-10-28 2000-04-04 Praxair Technology, Inc. Method for integrating a blast furnace and a direct reduction reactor using cryogenic rectification
US6190632B1 (en) 1999-02-25 2001-02-20 Praxair Technology, Inc. Method and apparatus for the production of ammonia utilizing cryogenic rectification
DE19939305A1 (de) * 1999-08-19 2001-02-22 Linde Ag Verfahren zum Betreiben eines Schachtofens
US6192707B1 (en) 1999-11-12 2001-02-27 Praxair Technology, Inc. Cryogenic system for producing enriched air
US6279344B1 (en) 2000-06-01 2001-08-28 Praxair Technology, Inc. Cryogenic air separation system for producing oxygen
US6692549B2 (en) * 2001-06-28 2004-02-17 Air Liquide Process And Construction, Inc. Methods for integration of a blast furnace and an air separation unit
US6536234B1 (en) 2002-02-05 2003-03-25 Praxair Technology, Inc. Three column cryogenic air separation system with dual pressure air feeds
US20040020239A1 (en) * 2002-03-08 2004-02-05 Laforce Craig Steven Method of producing an oxygen-enriched air stream
AU2003224936B2 (en) * 2002-04-11 2010-12-02 Haase, Richard Alan Water combustion technology-methods, processes, systems and apparatus for the combustion of hydrogen and oxygen
US6626008B1 (en) 2002-12-11 2003-09-30 Praxair Technology, Inc. Cold compression cryogenic rectification system for producing low purity oxygen
US6622520B1 (en) 2002-12-11 2003-09-23 Praxair Technology, Inc. Cryogenic rectification system for producing low purity oxygen using shelf vapor turboexpansion
FR2862128B1 (fr) * 2003-11-10 2006-01-06 Air Liquide Procede et installation de fourniture d'oxygene a haute purete par distillation cryogenique d'air
FR2866900B1 (fr) * 2004-02-27 2006-05-26 Air Liquide Procede de renovation d'une installation combinee d'un haut fourneau et d'une unite de separation de gaz de l'air
US7232542B2 (en) * 2004-04-05 2007-06-19 Aker Kvaerner Metals, Inc. Preheating cold blast air of a blast furnace for tempering the hot blast temperature
US8268269B2 (en) 2006-01-24 2012-09-18 Clearvalue Technologies, Inc. Manufacture of water chemistries
US20100146982A1 (en) * 2007-12-06 2010-06-17 Air Products And Chemicals, Inc. Blast furnace iron production with integrated power generation
US8133298B2 (en) 2007-12-06 2012-03-13 Air Products And Chemicals, Inc. Blast furnace iron production with integrated power generation
FR2960555A1 (fr) * 2010-05-31 2011-12-02 Air Liquide Installation integree comprenant un appareil de separation d'air et au moins un haut fourneau et son procede d'operation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT961138B (it) * 1971-02-01 1973-12-10 Air Liquide Impianto per comprimere un fluido mediante espansione di un altro fluido
DE2835852C2 (es) * 1978-08-16 1982-11-25 Kraftwerk Union Ag, 4330 Muelheim, De
GB9105109D0 (en) * 1991-03-11 1991-04-24 Boc Group Plc Air separation
FR2677667B1 (es) * 1991-06-12 1995-01-20 Maurice Grenier
FR2680114B1 (fr) * 1991-08-07 1994-08-05 Air Liquide Procede et installation de distillation d'air, et application a l'alimentation en gaz d'une acierie.
US5315833A (en) * 1991-10-15 1994-05-31 Liquid Air Engineering Corporation Process for the mixed production of high and low purity oxygen
US5421166A (en) * 1992-02-18 1995-06-06 Air Products And Chemicals, Inc. Integrated air separation plant-integrated gasification combined cycle power generator
US5245832A (en) * 1992-04-20 1993-09-21 Praxair Technology, Inc. Triple column cryogenic rectification system
GB9208647D0 (en) * 1992-04-22 1992-06-10 Boc Group Plc Air separation
US5233838A (en) * 1992-06-01 1993-08-10 Praxair Technology, Inc. Auxiliary column cryogenic rectification system
US5337570A (en) * 1993-07-22 1994-08-16 Praxair Technology, Inc. Cryogenic rectification system for producing lower purity oxygen

Also Published As

Publication number Publication date
DE69616461D1 (de) 2001-12-06
BR9603588A (pt) 1998-05-19
DE69616461T2 (de) 2002-05-23
US5582036A (en) 1996-12-10
EP0762065A2 (en) 1997-03-12
EP0762065B1 (en) 2001-10-31
EP0762065A3 (en) 1998-01-07

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