AT358545B - ADIABATIC METHOD FOR SEPARATING NITROGEN FROM AIR - Google Patents

ADIABATIC METHOD FOR SEPARATING NITROGEN FROM AIR

Info

Publication number
AT358545B
AT358545B AT55573A AT55573A AT358545B AT 358545 B AT358545 B AT 358545B AT 55573 A AT55573 A AT 55573A AT 55573 A AT55573 A AT 55573A AT 358545 B AT358545 B AT 358545B
Authority
AT
Austria
Prior art keywords
air
separating nitrogen
adiabatic method
adiabatic
separating
Prior art date
Application number
AT55573A
Other languages
German (de)
Other versions
ATA55573A (en
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of ATA55573A publication Critical patent/ATA55573A/en
Application granted granted Critical
Publication of AT358545B publication Critical patent/AT358545B/en

Links

Classifications

    • 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
    • C01B21/0433—Physical processing only
    • C01B21/045—Physical processing only by adsorption in solids
    • 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
    • B01D53/02—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 adsorption, e.g. preparative gas chromatography
    • B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/047—Pressure swing adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B01D2253/108—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30—Physical properties of adsorbents
    • B01D2253/302—Dimensions
    • B01D2253/304—Linear dimensions, e.g. particle shape, diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/12—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/10—Single element gases other than halogens
    • B01D2257/102—Nitrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40007—Controlling pressure or temperature swing adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40013—Pressurization
    • B01D2259/40015—Pressurization with two sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40013—Pressurization
    • B01D2259/40018—Pressurization with more than three sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40028—Depressurization
    • B01D2259/4003—Depressurization with two sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40028—Depressurization
    • B01D2259/40032—Depressurization with three sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40028—Depressurization
    • B01D2259/40033—Depressurization with more than three sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40035—Equalization
    • B01D2259/40041—Equalization with more than three sub-steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40043—Purging
    • B01D2259/4005—Nature of purge gas
    • B01D2259/40052—Recycled product or process gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40058—Number of sequence steps, including sub-steps, per cycle
    • B01D2259/40066—Six
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40058—Number of sequence steps, including sub-steps, per cycle
    • B01D2259/40071—Nine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/403—Further details for adsorption processes and devices using three beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/404—Further details for adsorption processes and devices using four beds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
AT55573A 1972-01-24 1973-01-23 ADIABATIC METHOD FOR SEPARATING NITROGEN FROM AIR AT358545B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21994272A 1972-01-24 1972-01-24

Publications (2)

Publication Number Publication Date
ATA55573A ATA55573A (en) 1980-02-15
AT358545B true AT358545B (en) 1980-09-10

Family

ID=22821365

Family Applications (1)

Application Number Title Priority Date Filing Date
AT55573A AT358545B (en) 1972-01-24 1973-01-23 ADIABATIC METHOD FOR SEPARATING NITROGEN FROM AIR

Country Status (16)

Country Link
JP (1) JPS549587B2 (en)
AT (1) AT358545B (en)
AU (1) AU475375B2 (en)
BE (1) BE794425A (en)
BR (1) BR7300495D0 (en)
CH (1) CH579944A5 (en)
DE (1) DE2303153A1 (en)
ES (1) ES410887A2 (en)
FR (1) FR2169162B2 (en)
GB (1) GB1424457A (en)
HK (1) HK66276A (en)
IL (1) IL41351A (en)
IT (1) IT1045927B (en)
NL (1) NL167332C (en)
SE (1) SE399826B (en)
ZA (1) ZA73482B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR207266A1 (en) * 1974-10-30 1976-09-22 Union Carbide Corp ADIABATIC PRESSURE OSCILLATING PROCEDURE FOR AIR SEPARATION
US4013429A (en) * 1975-06-04 1977-03-22 Air Products And Chemicals, Inc. Fractionation of air by adsorption
US4077779A (en) * 1976-10-15 1978-03-07 Air Products And Chemicals, Inc. Hydrogen purification by selective adsorption
JPS5399091A (en) * 1977-02-10 1978-08-30 Osaka Sanso Kougiyou Kk Method of concentrating oxygen gas
JPS56154784U (en) * 1980-04-18 1981-11-19
JPS57136918A (en) * 1981-01-16 1982-08-24 Kuraiopurantsu Ltd Method of separating gas mixture
DE3144012A1 (en) * 1981-11-05 1983-05-19 Bayer Ag, 5090 Leverkusen PRESSURE CHANGE METHOD FOR SEPARATING GAS MIXTURES BY ADSORPTION
US4589888A (en) * 1984-10-05 1986-05-20 Union Carbide Corporation Pressure swing adsorption process
US4650500A (en) * 1985-02-22 1987-03-17 Union Carbide Corporation Enhanced pressure swing adsorption process and system
JPS61266302A (en) * 1985-05-17 1986-11-26 Seitetsu Kagaku Co Ltd Recovering method for concentrated oxygen
JPS63166702A (en) * 1986-12-26 1988-07-09 Osaka Oxygen Ind Ltd Concentration of oxygen gas
DE3743199A1 (en) * 1987-12-19 1989-06-29 Roehm Gmbh IMPACT MODIFIER FOR PLASTICS
US5219935A (en) * 1987-12-19 1993-06-15 Rohm Gmbh Impact modified synthetic resins
CN106807186A (en) * 2015-11-30 2017-06-09 中国国际海运集装箱(集团)股份有限公司 The standby main frame smoke processing system of extra large frock
CN114688549A (en) * 2022-04-12 2022-07-01 龚海燕 VOCs waste gas treatment system and method based on RTO technology

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT230858B (en) * 1960-10-05 1963-12-30 Union Carbide Corp Process for purifying a gas containing impurities
US3430418A (en) * 1967-08-09 1969-03-04 Union Carbide Corp Selective adsorption process
DE1769936C3 (en) * 1968-08-08 1980-09-18 Union Carbide Corp., New York, N.Y. (V.St.A.) Adiabatic process for separating one or more components from gas mixtures
US3564816A (en) * 1968-12-30 1971-02-23 Union Carbide Corp Selective adsorption process

Also Published As

Publication number Publication date
CH579944A5 (en) 1976-09-30
NL167332C (en) 1981-12-16
GB1424457A (en) 1976-02-11
JPS4883078A (en) 1973-11-06
BR7300495D0 (en) 1973-10-25
AU5135273A (en) 1974-07-25
FR2169162B2 (en) 1976-04-23
DE2303153A1 (en) 1973-08-16
ZA73482B (en) 1974-02-27
SE399826B (en) 1978-03-06
BE794425A (en) 1973-07-23
ATA55573A (en) 1980-02-15
AU475375B2 (en) 1976-08-19
FR2169162A2 (en) 1973-09-07
NL7300956A (en) 1973-07-26
ES410887A2 (en) 1976-01-01
JPS549587B2 (en) 1979-04-25
NL167332B (en) 1981-07-16
IT1045927B (en) 1980-06-10
DE2303153C2 (en) 1988-02-18
HK66276A (en) 1976-10-29
IL41351A (en) 1976-01-30

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee