[go: up one dir, main page]

BR9801721A - Processo e aparelho para produzir oxigênio de alta pureza e oxigênio de baixa pureza. - Google Patents

Processo e aparelho para produzir oxigênio de alta pureza e oxigênio de baixa pureza.

Info

Publication number
BR9801721A
BR9801721A BR9801721-7A BR9801721A BR9801721A BR 9801721 A BR9801721 A BR 9801721A BR 9801721 A BR9801721 A BR 9801721A BR 9801721 A BR9801721 A BR 9801721A
Authority
BR
Brazil
Prior art keywords
purity oxygen
high purity
low
producing high
oxygen
Prior art date
Application number
BR9801721-7A
Other languages
English (en)
Inventor
John Fredric Billingham
Michael James Lockett
Dante Patrick Bonaquist
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
Application filed by Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of BR9801721A publication Critical patent/BR9801721A/pt

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
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
    • F25J3/04872—Vertical layout of cold equipments within in the cold box, e.g. columns, heat exchangers etc.
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/141—Fractional distillation or use of a fractionation or rectification column where at least one distillation column contains at least one dividing wall
    • 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
    • F25J3/04418—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 with thermally overlapping high and low pressure columns
    • 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
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
    • F25J3/04896—Details of columns, e.g. internals, inlet/outlet devices
    • F25J3/04933—Partitioning walls or sheets
    • F25J3/04939—Vertical, e.g. dividing wall columns
    • 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
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/34—Processes or apparatus using separation by rectification using a side column fed by a stream from the low 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
    • F25J2215/00—Processes characterised by the type or other details of the product stream
    • F25J2215/50—Oxygen or special cases, e.g. isotope-mixtures or low purity O2
    • F25J2215/52—Oxygen production with multiple purity O2
    • 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
    • Y10S62/00—Refrigeration
    • Y10S62/902—Apparatus
    • Y10S62/903—Heat exchange structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

''PROCESSO E APARELHO PARA PRODUZIR OXIGêNIO DE ALTA PUREZA E OXIGêNIO DE BAIXA PUREZA''. Um sistema de retificação criogênica empregando duas seções de retificação em paralelo dentro quer da coluna de pressão mais baixa de uma coluna dupla quer de uma coluna lateral, para produzir oxigênio produto de baixa e alta pureza.
BR9801721-7A 1997-05-30 1998-05-28 Processo e aparelho para produzir oxigênio de alta pureza e oxigênio de baixa pureza. BR9801721A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/866,263 US5836174A (en) 1997-05-30 1997-05-30 Cryogenic rectification system for producing multi-purity oxygen

Publications (1)

Publication Number Publication Date
BR9801721A true BR9801721A (pt) 2000-05-02

Family

ID=25347251

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9801721-7A BR9801721A (pt) 1997-05-30 1998-05-28 Processo e aparelho para produzir oxigênio de alta pureza e oxigênio de baixa pureza.

Country Status (9)

Country Link
US (1) US5836174A (pt)
EP (1) EP0881445B1 (pt)
KR (1) KR100343277B1 (pt)
CN (1) CN1106562C (pt)
BR (1) BR9801721A (pt)
CA (1) CA2238919C (pt)
DE (1) DE69804897T2 (pt)
ES (1) ES2172060T3 (pt)
ID (1) ID20509A (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5946942A (en) * 1998-08-05 1999-09-07 Praxair Technology, Inc. Annular column for cryogenic rectification
US6250106B1 (en) * 1999-12-13 2001-06-26 Air Products And Chemicals, Inc. Process for separation of multicomponent fluids using a multizone distallation column
DE10028866A1 (de) * 2000-06-10 2001-12-20 Messer Ags Gmbh Verfahren und Vorrichtung zur Gewinnung von Argon
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
US8479535B2 (en) * 2008-09-22 2013-07-09 Praxair Technology, Inc. Method and apparatus for producing high purity oxygen
EP3163237A1 (de) * 2015-10-29 2017-05-03 Linde Aktiengesellschaft Destillationssäulen-system und verfahren zur erzeugung von sauerstoff durch tieftemperaturzerlegung von luft
US10408536B2 (en) * 2017-09-05 2019-09-10 Praxair Technology, Inc. System and method for recovery of neon and helium from an air separation unit
WO2021113166A1 (en) * 2019-12-07 2021-06-10 Sulzer GTC Technology US Inc. Place and cost efficient plant and process for separating one or more purified hydrocarbon streams from crude hydrocarbon streams, such as for naphtha stabilization and lpg recovery
WO2023140986A1 (en) 2022-01-19 2023-07-27 Exxonmobil Chemical Patents Inc. Compositions containing tri-cyclopentadiene and processes for making same
WO2025244981A1 (en) 2024-05-20 2025-11-27 ExxonMobil Technology and Engineering Company Processes for making exo-dicyclopentadiene and tricyclopentadiene

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471134A (en) * 1946-07-17 1949-05-24 Standard Oil Dev Co Fractionation apparatus
US3210951A (en) * 1960-08-25 1965-10-12 Air Prod & Chem Method for low temperature separation of gaseous mixtures
US3113854A (en) * 1960-08-25 1963-12-10 Air Prod & Chem Method and apparatus for separating gaseous mixtures
DE2922028A1 (de) * 1979-05-30 1980-12-11 Linde Ag Verfahren und vorrichtung zur zerlegung eines gasgemisches durch rektifikation
US4615716A (en) * 1985-08-27 1986-10-07 Air Products And Chemicals, Inc. Process for producing ultra high purity oxygen
US4872893A (en) * 1988-10-06 1989-10-10 Air Products And Chemicals, Inc. Process for the production of high pressure nitrogen
US5315833A (en) * 1991-10-15 1994-05-31 Liquid Air Engineering Corporation Process for the mixed production of high and low purity oxygen
US5339648A (en) * 1993-08-05 1994-08-23 Praxair Technology, Inc. Distillation system with partitioned column
US5463871A (en) * 1994-10-04 1995-11-07 Praxair Technology, Inc. Side column cryogenic rectification system for producing lower purity oxygen
US5582032A (en) * 1995-08-11 1996-12-10 Liquid Air Engineering Corporation Ultra-high purity oxygen production
US5546767A (en) * 1995-09-29 1996-08-20 Praxair Technology, Inc. Cryogenic rectification system for producing dual purity oxygen
US5669236A (en) * 1996-08-05 1997-09-23 Praxair Technology, Inc. Cryogenic rectification system for producing low purity oxygen and high purity oxygen

Also Published As

Publication number Publication date
DE69804897T2 (de) 2002-11-14
DE69804897D1 (de) 2002-05-23
EP0881445A1 (en) 1998-12-02
KR100343277B1 (ko) 2002-10-25
ID20509A (id) 1999-01-07
EP0881445B1 (en) 2002-04-17
CN1204760A (zh) 1999-01-13
CA2238919C (en) 2002-01-22
KR19980087433A (ko) 1998-12-05
CA2238919A1 (en) 1998-11-30
CN1106562C (zh) 2003-04-23
ES2172060T3 (es) 2002-09-16
US5836174A (en) 1998-11-17

Similar Documents

Publication Publication Date Title
BR9305141A (pt) Processo e sistema de membrana aperfeiçoados para a produção, em alta ou muito alta pureza, do componente menos seletivamente permeável de um gás de alimentação contendo o citado componente e um componente mais seletivamente permeável
BR9801721A (pt) Processo e aparelho para produzir oxigênio de alta pureza e oxigênio de baixa pureza.
AU1456701A (en) Liquid oxygen production
ITRM920590A0 (it) Sistema per la realizzazione distrutture in fibra di carbonio, e procedimento per detto, particolarmente idoneo per applicazioni aeronautiche.
FR2721383B1 (fr) Procédé et installation de production d'oxygène gazeux sous pression.
ES2037416T3 (es) Un procedimiento para incrementar la recuperacion de argon a partir de la separacion de una mezcla que comprende oxigeno, nitrogeno y argon.
BR9204274A (pt) Processo e sistema para a producao de oxigenio em membrana
BR9901142A (pt) Processo para a realização de retificação criogenica de ar de alimentação para a produção de oxigenio, e, aparelhagem para a relizaçao de retificaçao criogenica de ar de alimentação para a produção de oxigenio produto
CA2228799A1 (en) Air separation with intermediate pressure vaporization and expansion
BR9800919A (pt) Processo e aparelho para a producão de nitrogênio de elevada pressão e de oxigênio de elevada pressão por retificacão criogênica de ar de alimentacão.
EP0838647A3 (en) A three column cryogenic cycle for the production of impure oxygen and pure nitrogen
FR2699992B1 (fr) Procédé et installation de production d'oxygène gazeux sous pression.
CA2148965A1 (en) Air Boiling Cryogenic Rectification System for Producing Elevated Pressure Oxygen
CA2110664A1 (en) Cryogenic Helium Production System
EP0811816A3 (en) Method and apparatus for producing liquid products from air in various proportions
BR0106532A (pt) Processo e sistema para a produção de produto de argÈnio de alta pureza
BR9708158A (pt) Processo e sistema para a sìntese de gás acionado por turbina.
DE69412521D1 (de) Kryogenisches Einsäulenrektifikationssystem zur Herstellung von Stickstoffgas unter erhöhtem Druck und von hoher Reinheit
BR9900646A (pt) Processo e aparelho para a produção de nitrogênio de pureza ultraelevada e de oxigênio de pureza ultraelevada pela retificação criogênica de ar de alimentação.
BR9105677A (pt) Processo para a separacao criogenica de ar para a producao de oxigenio e nitrogenio de media pressao
ES2081143T5 (es) Metodo y aparato de rectificacion criogenica para producir un producto a presion elevada.
BR0003863A (pt) Processo e aparelhagem para produzir oxigênio de pureza muito elevada por retificação criogênica de ar de alimentação
BR0101474A (pt) Sistema de separação criogênica de ar, núcleo detroca de calor intregrado para separarcomponentes gasosos e proecesso para separarar
BR9906366A (pt) Processo e unidade de destilação de ar com produção de argÈnio
BR9803898A (pt) Processo e aparelho para a produção de oxigênio de alta pressão.

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]