BR9502035A - Processo para a separação criogênica de ar para produzir oxigênio enriquecido usando pelo menos uma coluna de destilação e processo para recuperação de oxigênio de um sistema de separação criogênica de ar - Google Patents

Processo para a separação criogênica de ar para produzir oxigênio enriquecido usando pelo menos uma coluna de destilação e processo para recuperação de oxigênio de um sistema de separação criogênica de ar

Info

Publication number: BR9502035A
Authority: BR; Brazil
Prior art keywords: air separation; cryogenic air; oxygen; recovery; distillation column
Prior art date: 1994-05-13

Application number

BR9502035A

Other languages

English (en)

Inventor

Henry Edward Howard

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.)

1994-05-13

Filing date

1995-05-12

Publication date

1995-12-26

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22914936&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9502035(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1995-05-12 Application filed by Praxair Technology Inc filed Critical Praxair Technology Inc

1995-12-26 Publication of BR9502035A publication Critical patent/BR9502035A/pt

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
- F25J3/04406—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
- F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
- F25J3/04793—Rectification, e.g. columns; Reboiler-condenser
- 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
- F25J2200/50—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column
- F25J2200/54—Processes 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
- 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
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/10—Mathematical formulae, modeling, plot or curves; Design methods

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Thermal Sciences (AREA)
General Engineering & Computer Science (AREA)
Separation By Low-Temperature Treatments (AREA)

BR9502035A 1994-05-13 1995-05-12 Processo para a separação criogênica de ar para produzir oxigênio enriquecido usando pelo menos uma coluna de destilação e processo para recuperação de oxigênio de um sistema de separação criogênica de ar BR9502035A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08/242,479 US5431023A (en)	1994-05-13	1994-05-13	Process for the recovery of oxygen from a cryogenic air separation system

Publications (1)

Publication Number	Publication Date
BR9502035A true BR9502035A (pt)	1995-12-26

Family

ID=22914936

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9502035A BR9502035A (pt)	1994-05-13	1995-05-12	Processo para a separação criogênica de ar para produzir oxigênio enriquecido usando pelo menos uma coluna de destilação e processo para recuperação de oxigênio de um sistema de separação criogênica de ar

Country Status (9)

Country	Link
US (1)	US5431023A (pt)
EP (1)	EP0684435B2 (pt)
JP (1)	JPH0842963A (pt)
KR (1)	KR950033375A (pt)
CN (1)	CN1126306A (pt)
BR (1)	BR9502035A (pt)
CA (1)	CA2149253A1 (pt)
DE (1)	DE69500973T3 (pt)
ES (1)	ES2109031T5 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9617642D0 (en) *	1996-08-22	1996-10-02	Boc Group Plc	Fractionation column
ES2187770T3 (es) *	1997-04-07	2003-06-16	Claude Charzat	Procedimiento e instalacion de una resolucion de una mezcla.
US5778700A (en) *	1997-04-30	1998-07-14	The Boc Group, Inc.	Method of producing gaseous oxygen at variable rate
US5829271A (en) *	1997-10-14	1998-11-03	Praxair Technology, Inc.	Cryogenic rectification system for producing high pressure oxygen
US6272884B1 (en) *	1998-04-08	2001-08-14	Praxair Technology, Inc.	Rapid restart system for cryogenic air separation plant
US6070433A (en) *	1999-01-29	2000-06-06	Air Products And Chemicals, Inc.	Recirculation of argon sidearm column for fast response
US6134915A (en) *	1999-03-30	2000-10-24	The Boc Group, Inc.	Distillation column arrangement for air separation plant
FR2825754B1 (fr) *	2001-06-08	2004-02-27	Air Liquide	Procede et installation de production d'energie au moyen d'une turbine a gaz associee a une unite de separation d'air
US6645773B2 (en) *	2002-02-20	2003-11-11	Perkinelmer Instruments Llc	Method for measuring effective temperature inside a sealed container
US20030213688A1 (en) *	2002-03-26	2003-11-20	Wang Baechen Benson	Process control of a distillation column
US7464012B2 (en) *	2004-12-10	2008-12-09	L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude	Simplified process simulator
CN101210200B (zh) *	2006-12-27	2010-10-20	中国石油化工股份有限公司	一种渣油加氢处理与催化裂化组合工艺方法
FR2916039B1 (fr) *	2007-05-11	2013-11-01	Air Liquide	Procede de regulation d'une unite de distillation cryogenique.
US8414681B2 (en) *	2010-09-02	2013-04-09	General Electric Company	System and method for controlling an air separation unit
EP2979051B1 (de) *	2013-03-28	2019-07-17	Linde Aktiengesellschaft	Verfahren und vorrichtung zur erzeugung von gasförmigem drucksauerstoff mit variablem energieverbrauch
CN104310313B (zh) *	2014-09-26	2016-08-17	郑龙镇	阵列式制氧机机柜及供氧方法
PL3133361T3 (pl) *	2015-08-20	2018-11-30	Linde Aktiengesellschaft	System kolumn destylacyjnych i urządzenie do wytwarzania tlenu przez niskotemperaturowy rozkład powietrza
EP3805681A1 (de) *	2019-10-10	2021-04-14	Linde GmbH	Verfahren zum überwachen einer verfahrenstechnischen anlage und verfahrenstechnische anlage
FR3108970B1 (fr) *	2020-04-02	2022-10-28	Air Liquide	Procédé de démarrage d’une colonne de séparation d’argon d’un appareil de séparation d’air par distillation cryogénique et unité pour mise en œuvre du procédé

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA491648A (en) †		1953-03-31	J. Schilling Clarence	Automatic controls for fractionating columns
US2934908A (en) *	1954-08-16	1960-05-03	Union Carbide Corp	High argon recovery using proper shelf-top pinch principle
US2934907A (en) *	1954-08-17	1960-05-03	Union Carbide Corp	High argon recovery using kettle top feed-top pinch principle
JPS5419165B2 (pt) *	1973-03-01	1979-07-13
US4025397A (en) †	1975-11-28	1977-05-24	Uop Inc.	Method and system for fractionation control responsive to heat balance
SU586916A1 (ru) †	1976-07-21	1978-01-05	Куйбышевский Филиал Специального Конструкторского Бюро По Автоматике В Нефтепереработке И Нефтехимии	Устройство дл автоматического регулировани ректификационной колонны
SU654262A1 (ru) †	1977-01-05	1979-03-30	Куйбышевский Филиал Специального Конструкторского Бюро По Автоматике В Нефтепереработке И Нефтехимии	Устройство дл автоматического регулировани сложной ректификационной колонны
US4238212A (en) *	1979-08-29	1980-12-09	Phillips Petroleum Company	Control of a fractional distillation column
JPS62123279A (ja) *	1985-11-22	1987-06-04	株式会社日立製作所	空気分離装置の制御方法
US4801209A (en) *	1986-01-17	1989-01-31	The Boc Group, Inc.	Process and apparatus for analyzing a gaseous mixture and a visible emission spectrum generator therefor
GB8622055D0 (en) †	1986-09-12	1986-10-22	Boc Group Plc	Air separation
US4784677A (en) *	1987-07-16	1988-11-15	The Boc Group, Inc.	Process and apparatus for controlling argon column feedstreams
US4842625A (en) *	1988-04-29	1989-06-27	Air Products And Chemicals, Inc.	Control method to maximize argon recovery from cryogenic air separation units
DE3906002A1 (de) †	1989-02-25	1990-08-30	Henkel Kgaa	Modellgestuetzte analyse- und regeleinrichtung fuer rektifikationskolonnen
DE3913880A1 (de) *	1989-04-27	1990-10-31	Linde Ag	Verfahren und vorrichtung zur tieftemperaturzerlegung von luft
JPH06147751A (ja) *	1992-11-04	1994-05-27	Kobe Steel Ltd	空気液化分離装置
US5313800A (en) *	1993-02-01	1994-05-24	Praxair Technology, Inc.	Process for maximizing the recovery of argon from an air separation system at high argon recovery rates

1994
- 1994-05-13 US US08/242,479 patent/US5431023A/en not_active Expired - Lifetime
1995
- 1995-05-12 ES ES95107260T patent/ES2109031T5/es not_active Expired - Lifetime
- 1995-05-12 JP JP7137523A patent/JPH0842963A/ja not_active Withdrawn
- 1995-05-12 KR KR1019950011688A patent/KR950033375A/ko not_active Withdrawn
- 1995-05-12 DE DE69500973T patent/DE69500973T3/de not_active Expired - Fee Related
- 1995-05-12 CA CA002149253A patent/CA2149253A1/en not_active Abandoned
- 1995-05-12 BR BR9502035A patent/BR9502035A/pt not_active IP Right Cessation
- 1995-05-12 EP EP95107260A patent/EP0684435B2/en not_active Expired - Lifetime
- 1995-05-12 CN CN95105370A patent/CN1126306A/zh active Pending

Also Published As

Publication number	Publication date
DE69500973T2 (de)	1998-03-19
EP0684435A1 (en)	1995-11-29
KR950033375A (ko)	1995-12-22
EP0684435B2 (en)	2000-03-29
ES2109031T3 (es)	1998-01-01
US5431023A (en)	1995-07-11
ES2109031T5 (es)	2000-06-01
CA2149253A1 (en)	1995-11-14
JPH0842963A (ja)	1996-02-16
CN1126306A (zh)	1996-07-10
DE69500973D1 (de)	1997-12-11
DE69500973T3 (de)	2000-08-17
EP0684435B1 (en)	1997-11-05

Publication	Publication Date	Title
BR9502035A (pt)	1995-12-26	Processo para a separação criogênica de ar para produzir oxigênio enriquecido usando pelo menos uma coluna de destilação e processo para recuperação de oxigênio de um sistema de separação criogênica de ar
DE58901041D1 (de)	1992-04-30	Verfahren und vorrichtung zur luftzerlegung.
KR970702753A (ko)	1997-06-10	산소부화가스의 회수방법
BR8704235A (pt)	1988-04-12	Membrana de separacao de gases assimetricos e processo para separar pelo menos um gas de uma mistura gasosa de pelo menos outro gas na dita mistura gasosa
EP0078063A3 (en)	1984-12-19	A process for the separation of essentially pure nitrogen
BR8605129A (pt)	1987-05-05	Processo para purificacao de uma proteina atraves de cromatografia de coluna e processo para purificar fator anti-hemofilico a partir de crioprecipitado de plasma
FR2722426B1 (fr)	1996-08-23	Procede de separation d'azote d'un melange gazeux par adsorption
ATE200293T1 (de)	2001-04-15	Verfahren zur chromatographischen reinigung und trennung von nucleinsäuregemischen
CA2021444A1 (en)	1991-02-12	Process and apparatus for producing nitrogen from air
ES2037416T3 (es)	1993-06-16	Un procedimiento para incrementar la recuperacion de argon a partir de la separacion de una mezcla que comprende oxigeno, nitrogeno y argon.
DE50207089D1 (de)	2006-07-20	Verfahren und Vorrichtung zur Gewinnung von Krypton und/oder Xenon durch Tieftemperaturzerlegung von Luft
BR9105638A (pt)	1992-09-29	Processo para modificacao de um crivo molecular de carbono a fim de alterar suas caracteristicas de separacao de gas
TW360618B (en)	1999-06-11	Air separation method and apparatus for producing nitrogen
BR9103942A (pt)	1992-05-26	Processo para a preparacao de um adsorvente de crivo molecular de carbono modificado e para a separacao de gases por adsorcao seletiva
PL307631A1 (en)	1995-09-18	Method of cryogenically separating individual components of atmospheric air gas mixture in a distillation column system
WO2004002926A3 (en)	2004-06-03	Purification of n,n-dimethylacetamide
BR9402897A (pt)	1995-04-11	Processo e aparelho de retificação criogênica para produzir oxigênio de pureza inferior.
NO175393C (no)	1994-10-05	Kryogen luftsepareringsprosess for fremstilling av nitrogen i et dobbeltkolonne-destillasjonssystem
NO885527D0 (no)	1988-12-13	Fremgangsmaate for separering av luft med modifisert enkelt destillasjonskolonne nitrogen generator.
ITMI910170A1 (it)	1992-07-24	Processo per la rimozione spinta di gas acidi da miscele gassose
FR2728663B1 (fr)	1997-01-24	Procede de separation d'un melange gazeux par distillation cryogenique
ES2188622T3 (es)	2003-07-01	Procedimiento y dispositivo para la recuperacion de argon puro.
KR970011765A (ko)	1997-03-27	저온 공기분리 플랜트로부터 초고순도 산소를 분리하는 방법
BR8503209A (pt)	1986-03-25	Processo de separacao do ar para produzir oxigenio a pressao elevada
DE69709234D1 (de)	2002-01-31	Verfahren und Vorrichtung zur Lufttrennung

Legal Events

Date	Code	Title	Description
1999-07-20	FF	Decision: intention to grant
2000-04-04	FG9A	Patent or certificate of addition granted
2011-04-05	B24C	Patent annual fee: request for for restoration	Free format text: REFERENTE 7A., 8A., 9A., 10A., 11A., 12A., 13A., 14A., 15A. E 16A. ANUIDADE(S).
2014-03-25	B24H	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
2020-11-24	B24F	Patent annual fee: publication cancelled	Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2255 DE 25/03/2014 POR TER SIDO INDEVIDA.
2020-12-08	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE AS 7A, 8A, 9A, 10A, 11A, 12A, 13A, 14A, 15A E 16A ANUIDADES.
2021-03-23	B24J	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)	Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2605 DE 08-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.