ZA857054B - Air separation with temperature and pressure swing - Google Patents

Air separation with temperature and pressure swing

Info

Publication number
ZA857054B
ZA857054B ZA857054A ZA857054A ZA857054B ZA 857054 B ZA857054 B ZA 857054B ZA 857054 A ZA857054 A ZA 857054A ZA 857054 A ZA857054 A ZA 857054A ZA 857054 B ZA857054 B ZA 857054B
Authority
ZA
South Africa
Prior art keywords
temperature
air separation
pressure swing
swing
separation
Prior art date
Application number
ZA857054A
Other languages
English (en)
Inventor
Anthony Cassano
Original Assignee
Air Prod & Chem
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 Air Prod & Chem filed Critical Air Prod & Chem
Publication of ZA857054B publication Critical patent/ZA857054B/xx

Links

Classifications

    • 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
    • B01D53/14—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 by absorption
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • 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
    • B01D53/14—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 by absorption
    • B01D53/1493—Selection of liquid materials for use as absorbents
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/0292—Preparation from air using a molten phase containing alkali metal nitrite, optionally together with other oxygen acceptors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/04—Purification or separation of nitrogen
    • C01B21/0405—Purification or separation processes
    • C01B21/0411—Chemical processing only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2210/00—Purification or separation of specific gases
    • C01B2210/0043—Impurity removed
    • C01B2210/0045—Oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Gas Separation By Absorption (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
ZA857054A 1984-09-14 1985-09-13 Air separation with temperature and pressure swing ZA857054B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/651,181 US4565685A (en) 1984-09-14 1984-09-14 Air separation with temperature and pressure swing

Publications (1)

Publication Number Publication Date
ZA857054B true ZA857054B (en) 1987-05-27

Family

ID=24611894

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA857054A ZA857054B (en) 1984-09-14 1985-09-13 Air separation with temperature and pressure swing

Country Status (9)

Country Link
US (1) US4565685A (ko)
EP (1) EP0175306B1 (ko)
JP (1) JPS6174622A (ko)
KR (1) KR890001964B1 (ko)
AU (1) AU558188B2 (ko)
CA (1) CA1232430A (ko)
DE (1) DE3580633D1 (ko)
MX (1) MX170230B (ko)
ZA (1) ZA857054B (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4746502A (en) * 1985-08-26 1988-05-24 Air Products And Chemicals, Inc. Liquid phase thermal swing chemical air separation
US4708860A (en) * 1986-12-29 1987-11-24 Air Products And Chemicals, Inc. Split-flow regeneration in absorptive air separation
US4859296A (en) * 1987-09-01 1989-08-22 Institute Of Gas Technology Electrochemical separation of oxygen
US4908113A (en) * 1987-09-01 1990-03-13 Institute Of Gas Technology Apparatus for the electrochemical separation of oxygen
US4738760A (en) * 1987-09-01 1988-04-19 Institute Of Gas Technology Electrochemical separation of oxygen
US4800070A (en) * 1987-09-08 1989-01-24 Air Products And Chemicals, Inc. Catalysts for absorptive air separation
US4988488A (en) * 1989-10-19 1991-01-29 Air Products And Chemicals, Inc. Iron aluminides and nickel aluminides as materials for chemical air separation
US5186793A (en) * 1990-12-31 1993-02-16 Invacare Corporation Oxygen concentrator utilizing electrochemical cell
US5169506A (en) * 1990-12-31 1992-12-08 Invacare Corporation Oxygen concentration system utilizing pressurized air
US5225174A (en) * 1991-12-11 1993-07-06 Bend Research, Inc. Nitrogen sorption
US5647891A (en) * 1995-09-22 1997-07-15 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for heated, pressure-swing high pressure air dehydration
US6627338B2 (en) * 1999-12-22 2003-09-30 Ballard Power Systems Inc. Integrated fuel cell and pressure swing adsorption system
DE102013209658A1 (de) 2013-05-24 2014-05-22 Deutsches Zentrum für Luft- und Raumfahrt e.V. Thermochemische Gewinnung von Sauerstoff aus Luft mit Hilfe von konzentrierter Solarstrahlung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3479261A (en) * 1967-05-15 1969-11-18 North American Rockwell Electrochemical method for recovery of sulfur oxides
US4132766A (en) * 1977-05-24 1979-01-02 Erickson Donald C Separation of oxygen from gaseous mixtures with molten alkali metal salts
US4340578A (en) * 1977-05-24 1982-07-20 Erickson Donald C Oxygen production by molten alkali metal salts
US4287170A (en) * 1980-03-06 1981-09-01 Erickson Donald C Nitrogen and oxygen via chemical air separation
US4421530A (en) * 1982-09-13 1983-12-20 Air Products And Chemicals, Inc. Process for removing oxygen from mixed gas streams using a swing adiabatic absorption-isothermal desorption cycle
US4521398A (en) * 1983-07-18 1985-06-04 Air Products And Chemicals, Inc. Controlled temperature expansion in oxygen production by molten alkali metal salts
US4526775A (en) * 1984-02-23 1985-07-02 Air Products And Chemicals, Inc. Oxygen production by molten alkali metal salts using multiple absorption-desorption cycles
US4529577A (en) * 1984-07-11 1985-07-16 Air Products And Chemicals, Inc. Oxygen/nitrogen production with molten alkali salts

Also Published As

Publication number Publication date
EP0175306A2 (en) 1986-03-26
JPH0244572B2 (ko) 1990-10-04
MX170230B (es) 1993-08-11
EP0175306B1 (en) 1990-11-22
EP0175306A3 (en) 1988-01-27
KR890001964B1 (ko) 1989-06-05
AU4733685A (en) 1986-03-20
JPS6174622A (ja) 1986-04-16
AU558188B2 (en) 1987-01-22
KR860002416A (ko) 1986-04-26
US4565685A (en) 1986-01-21
CA1232430A (en) 1988-02-09
DE3580633D1 (de) 1991-01-03

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