AU3329589A – Air separation process using packed columns for oxygen and argon recovery
– Google Patents
AU3329589A – Air separation process using packed columns for oxygen and argon recovery
– Google Patents
Air separation process using packed columns for oxygen and argon recovery
Info
Publication number
AU3329589A
AU3329589A
AU33295/89A
AU3329589A
AU3329589A
AU 3329589 A
AU3329589 A
AU 3329589A
AU 33295/89 A
AU33295/89 A
AU 33295/89A
AU 3329589 A
AU3329589 A
AU 3329589A
AU 3329589 A
AU3329589 A
AU 3329589A
Authority
AU
Australia
Prior art keywords
oxygen
separation process
air separation
packed columns
argon recovery
Prior art date
1988-04-29
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.)
Granted
Application number
AU33295/89A
Other versions
AU601105B2
(en
Inventor
Rodney J. Allam
Douglas L. Bennett
Bruce K. Dawson
Alan L. Prentice
Robert M. Thorogood
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 Products and Chemicals Inc
Original Assignee
Air Products and Chemicals 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.)
1988-04-29
Filing date
1989-04-21
Publication date
1989-12-07
Family has litigation
First worldwide family litigation filed
litigation
Critical
https://patents.darts-ip.com/?family=22690014&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU3329589(A)
«Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
1989-04-21
Application filed by Air Products and Chemicals Inc
filed
Critical
Air Products and Chemicals Inc
1989-12-07
Publication of AU3329589A
publication
Critical
patent/AU3329589A/en
1990-08-30
Application granted
granted
Critical
1990-08-30
Publication of AU601105B2
publication
Critical
patent/AU601105B2/en
2009-04-21
Anticipated expiration
legal-status
Critical
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
F25J3/04248—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
F25J3/04309—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 nitrogen
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
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
F25J3/04187—Cooling of the purified feed air by recuperative heat-exchange; Heat-exchange with product streams
F25J3/04193—Division of the main heat exchange line in consecutive sections having different functions
F25J3/04206—Division of the main heat exchange line in consecutive sections having different functions including a so-called «auxiliary vaporiser» for vaporising and producing a gaseous product
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
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
F25J3/04642—Recovering noble gases from air
F25J3/04648—Recovering noble gases from air argon
F25J3/04654—Producing crude argon in a crude argon column
F25J3/04666—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system
F25J3/04672—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser
F25J3/04678—Producing crude argon in a crude argon column as a parallel working rectification column of the low pressure column in a dual pressure main column system having a top condenser cooled by oxygen enriched liquid from high pressure column bottoms
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.
F25J3/04884—Arrangement of reboiler-condensers
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
F25J3/04909—Structured packings
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
F25J3/04915—Combinations of different material exchange elements, e.g. within different columns
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
B01J2219/326—Mathematical modelling
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
F25J2250/00—Details related to the use of reboiler-condensers
F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
F25J2250/40—One fluid being 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
F25J2250/00—Details related to the use of reboiler-condensers
F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
F25J2250/50—One fluid being 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
F25J2250/00—Details related to the use of reboiler-condensers
F25J2250/30—External or auxiliary boiler-condenser in general, e.g. without a specified fluid or one fluid is not a primary air component or an intermediate fluid
F25J2250/58—One fluid being argon or crude argon
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
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
Y10S62/905—Column
Y10S62/906—Packing
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
Y10S62/923—Inert gas
Y10S62/924—Argon
AU33295/89A
1988-04-29
1989-04-21
Air separation process using packed columns for oxygen and argon recovery
Expired
AU601105B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
US187682
1988-04-29
US07/187,682
US4871382A
(en)
1987-12-14
1988-04-29
Air separation process using packed columns for oxygen and argon recovery
Publications (2)
Publication Number
Publication Date
AU3329589A
true
AU3329589A
(en)
1989-12-07
AU601105B2
AU601105B2
(en)
1990-08-30
Family
ID=22690014
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU33295/89A
Expired
AU601105B2
(en)
1988-04-29
1989-04-21
Air separation process using packed columns for oxygen and argon recovery
Country Status (10)
Country
Link
US
(1)
US4871382A
(en)
EP
(1)
EP0341854B1
(en)
JP
(1)
JP2516680B2
(en)
KR
(1)
KR910003111B1
(en)
AU
(1)
AU601105B2
(en)
CA
(1)
CA1280355C
(en)
DE
(1)
DE68903598T2
(en)
ES
(1)
ES2037416T3
(en)
GR
(1)
GR3006617T3
(en)
NO
(1)
NO176221C
(en)
Families Citing this family (42)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US5262095A
(en)
*
1988-04-28
1993-11-16
L’air Liquide, Societe Anonyme Pour L’etude Et L’exploitation Des Procedes Georges Claude
Heat and material exchanging device and method of manufacturing said device
DE3840506A1
(en)
*
1988-12-01
1990-06-07
Linde Ag
METHOD AND DEVICE FOR AIR DISASSEMBLY
FR2655137B1
(en)
*
1989-11-28
1992-10-16
Air Liquide
AIR DISTILLATION PROCESS AND INSTALLATION WITH ARGON PRODUCTION.
US5019144A
(en)
*
1990-01-23
1991-05-28
Union Carbide Industrial Gases Technology Corporation
Cryogenic air separation system with hybrid argon column
ES2045960T5
(en)
*
1990-01-23
1997-05-01
Praxair Technology Inc
SYSTEM FOR THE CRYOGENIC SEPARATION OF AIR WITH AN ARGON HYBRID COLUMN.
US4983194A
(en)
*
1990-02-02
1991-01-08
Air Products And Chemicals, Inc.
Production of high purity argon
US4994098A
(en)
*
1990-02-02
1991-02-19
Air Products And Chemicals, Inc.
Production of oxygen-lean argon from air
US5049173A
(en)
*
1990-03-06
1991-09-17
Air Products And Chemicals, Inc.
Production of ultra-high purity oxygen from cryogenic air separation plants
US5006137A
(en)
*
1990-03-09
1991-04-09
Air Products And Chemicals, Inc.
Nitrogen generator with dual reboiler/condensers in the low pressure distillation column
US5076823A
(en)
*
1990-03-20
1991-12-31
Air Products And Chemicals, Inc.
Process for cryogenic air separation
US5074898A
(en)
*
1990-04-03
1991-12-24
Union Carbide Industrial Gases Technology Corporation
Cryogenic air separation method for the production of oxygen and medium pressure nitrogen
GB9008752D0
(en)
*
1990-04-18
1990-06-13
Boc Group Plc
Air separation
US5077978A
(en)
*
1990-06-12
1992-01-07
Air Products And Chemicals, Inc.
Cryogenic process for the separation of air to produce moderate pressure nitrogen
US5129932A
(en)
*
1990-06-12
1992-07-14
Air Products And Chemicals, Inc.
Cryogenic process for the separation of air to produce moderate pressure nitrogen
US5148680A
(en)
*
1990-06-27
1992-09-22
Union Carbide Industrial Gases Technology Corporation
Cryogenic air separation system with dual product side condenser
US5098456A
(en)
*
1990-06-27
1992-03-24
Union Carbide Industrial Gases Technology Corporation
Cryogenic air separation system with dual feed air side condensers
US5114452A
(en)
*
1990-06-27
1992-05-19
Union Carbide Industrial Gases Technology Corporation
Cryogenic air separation system for producing elevated pressure product gas
US5108476A
(en)
*
1990-06-27
1992-04-28
Union Carbide Industrial Gases Technology Corporation
Cryogenic air separation system with dual temperature feed turboexpansion
US5100448A
(en)
*
1990-07-20
1992-03-31
Union Carbide Industrial Gases Technology Corporation
Variable density structured packing cryogenic distillation system
FR2675568B1
(en)
*
1991-04-19
1993-07-16
Air Liquide
PROCESS FOR THE CRYOGENIC SEPARATION OF MIXTURES CONTAINING OXYGEN AND TRIMS ORGANIZED FOR THE IMPLEMENTATION OF THIS PROCESS.
US5132056A
(en)
*
1991-05-28
1992-07-21
Union Carbide Industrial Gases Technology Corporation
Structured column packing with improved turndown and method
US5133790A
(en)
*
1991-06-24
1992-07-28
Union Carbide Industrial Gases Technology Corporation
Cryogenic rectification method for producing refined argon
US5161380A
(en)
*
1991-08-12
1992-11-10
Union Carbide Industrial Gases Technology Corporation
Cryogenic rectification system for enhanced argon production
US5231837A
(en)
*
1991-10-15
1993-08-03
Liquid Air Engineering Corporation
Cryogenic distillation process for the production of oxygen and nitrogen
US5218825A
(en)
*
1991-11-15
1993-06-15
Air Products And Chemicals, Inc.
Coproduction of a normal purity and ultra high purity volatile component from a multi-component stream
US5197296A
(en)
*
1992-01-21
1993-03-30
Praxair Technology, Inc.
Cryogenic rectification system for producing elevated pressure product
US5237823A
(en)
*
1992-03-31
1993-08-24
Praxair Technology, Inc.
Cryogenic air separation using random packing
US5282365A
(en)
*
1992-11-17
1994-02-01
Praxair Technology, Inc.
Packed column distillation system
US5396772A
(en)
*
1994-03-11
1995-03-14
The Boc Group, Inc.
Atmospheric gas separation method
JP3319174B2
(en)
1994-09-19
2002-08-26
株式会社日立製作所
Packing and air separation equipment
GB9423955D0
(en)
*
1994-11-24
1995-01-11
Boc Group Plc
Air seperation
DE4443190A1
(en)
*
1994-12-05
1996-06-13
Linde Ag
Method and apparatus for the cryogenic separation of air
GB9500514D0
(en)
*
1995-01-11
1995-03-01
Boc Group Plc
Air separation
US5557951A
(en)
*
1995-03-24
1996-09-24
Praxair Technology, Inc.
Process and apparatus for recovery and purification of argon from a cryogenic air separation unit
US5857357A
(en)
*
1997-07-18
1999-01-12
Praxair Technology, Inc.
Column configuration and method for argon production
JP2002502017A
(en)
*
1998-01-30
2002-01-22
リンデ アクチエンゲゼルシヤフト
Liquid oxygen evaporation method and apparatus
US5921109A
(en)
*
1998-10-21
1999-07-13
Praxair Technology, Inc.
Method for operating a cryogenic rectification column
US6713158B2
(en)
1999-06-25
2004-03-30
The Boc Group, Inc.
Structured packing
US6509082B1
(en)
1999-06-25
2003-01-21
The Boc Group, Inc.
Structured packing
US6751986B2
(en)
2000-12-22
2004-06-22
The Bog Group, Inc.
Structured packing
FR2854232A1
(en)
*
2003-04-23
2004-10-29
Air Liquide
Air separation procedure to produce argon uses cryogenic distillation with additional liquid flow containing 18-30 mol percent oxygen fed to low pressure column
US10852061B2
(en)
2017-05-16
2020-12-01
Terrence J. Ebert
Apparatus and process for liquefying gases
Family Cites Families (20)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
NL102363C
(en)
*
1953-11-12
US3508412A
(en)
*
1966-08-12
1970-04-28
Mc Donnell Douglas Corp
Production of nitrogen by air separation
FR2041701B1
(en)
*
1969-05-05
1974-02-01
Air Liquide
US4128684A
(en)
*
1974-07-09
1978-12-05
Sulzer Brothers Limited
Method of producing a packing and a packing layer made thereby
CH618006A5
(en)
*
1977-05-12
1980-06-30
Sulzer Ag
CH617357A5
(en)
*
1977-05-12
1980-05-30
Sulzer Ag
JPS5529351A
(en)
*
1978-08-22
1980-03-01
Takenori Maeda
Counter for table use
EP0070915A1
(en)
*
1981-07-30
1983-02-09
GebràDer Sulzer Aktiengesellschaft
Installation element for an apparatus for mass transfer, direct heat exchange and mixing
CH653566A5
(en)
*
1981-07-30
1986-01-15
Sulzer Ag
COLUMN FOR MASS AND DIRECT HEAT EXCHANGE.
CH656321A5
(en)
*
1981-07-30
1986-06-30
Sulzer Ag
INSTALLATION ELEMENT FOR A FABRIC AND / OR DIRECT HEAT EXCHANGE OR MIXING DEVICE.
CH653565A5
(en)
*
1981-07-30
1986-01-15
Sulzer Ag
DEVICE FOR FABRIC AND / OR DIRECT HEAT EXCHANGE OR MIXING.
US4604116A
(en)
*
1982-09-13
1986-08-05
Erickson Donald C
High pressure oxygen pumped LOX rectifier
US4605427A
(en)
*
1983-03-31
1986-08-12
Erickson Donald C
Cryogenic triple-pressure air separation with LP-to-MP latent-heat-exchange
US4533375A
(en)
*
1983-08-12
1985-08-06
Erickson Donald C
Cryogenic air separation with cold argon recycle
US4578095A
(en)
*
1984-08-20
1986-03-25
Erickson Donald C
Low energy high purity oxygen plus argon
US4574007A
(en)
*
1984-09-06
1986-03-04
Yearout James D
Fractionating apparatus
US4670031A
(en)
*
1985-04-29
1987-06-02
Erickson Donald C
Increased argon recovery from air distillation
US4737177A
(en)
*
1986-08-01
1988-04-12
Erickson Donald C
Air distillation improvements for high purity oxygen
US4715874A
(en)
*
1986-09-08
1987-12-29
Erickson Donald C
Retrofittable argon recovery improvement to air separation
JPH07113514A
(en)
*
1993-10-19
1995-05-02
Tokyo Gas Co Ltd
Incineration ash melting system
1988
1988-04-29
US
US07/187,682
patent/US4871382A/en
not_active
Expired – Lifetime
1989
1989-04-21
AU
AU33295/89A
patent/AU601105B2/en
not_active
Expired
1989-04-24
CA
CA000597636A
patent/CA1280355C/en
not_active
Expired – Lifetime
1989-04-25
DE
DE8989304114T
patent/DE68903598T2/en
not_active
Revoked
1989-04-25
EP
EP89304114A
patent/EP0341854B1/en
not_active
Expired – Lifetime
1989-04-25
ES
ES198989304114T
patent/ES2037416T3/en
not_active
Expired – Lifetime
1989-04-27
JP
JP1109034A
patent/JP2516680B2/en
not_active
Expired – Lifetime
1989-04-28
NO
NO891779A
patent/NO176221C/en
unknown
1989-04-28
KR
KR1019890005645A
patent/KR910003111B1/en
not_active
IP Right Cessation
1992
1992-12-21
GR
GR920403028T
patent/GR3006617T3/el
unknown
Also Published As
Publication number
Publication date
NO891779D0
(en)
1989-04-28
JPH01312382A
(en)
1989-12-18
NO891779L
(en)
1989-10-30
US4871382A
(en)
1989-10-03
DE68903598D1
(en)
1993-01-07
GR3006617T3
(en)
1993-06-30
ES2037416T3
(en)
1993-06-16
KR890015774A
(en)
1989-11-25
EP0341854B1
(en)
1992-11-25
NO176221B
(en)
1994-11-14
KR910003111B1
(en)
1991-05-18
EP0341854A1
(en)
1989-11-15
JP2516680B2
(en)
1996-07-24
CA1280355C
(en)
1991-02-19
DE68903598T2
(en)
1993-04-01
AU601105B2
(en)
1990-08-30
NO176221C
(en)
1999-04-21
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