GB1480866A - Process for obtaining nitrogen-rich gases from gases containing oxygen and nitrogen - Google Patents

Process for obtaining nitrogen-rich gases from gases containing oxygen and nitrogen

Info

Publication number
GB1480866A
GB1480866A GB35833/75A GB3583375A GB1480866A GB 1480866 A GB1480866 A GB 1480866A GB 35833/75 A GB35833/75 A GB 35833/75A GB 3583375 A GB3583375 A GB 3583375A GB 1480866 A GB1480866 A GB 1480866A
Authority
GB
United Kingdom
Prior art keywords
gas
nitrogen
coke
rich
gases
Prior art date
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.)
Expired
Application number
GB35833/75A
Other languages
English (en)
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.)
Bergwerksverband GmbH
Original Assignee
Bergwerksverband GmbH
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 Bergwerksverband GmbH filed Critical Bergwerksverband GmbH
Publication of GB1480866A publication Critical patent/GB1480866A/en
Expired legal-status Critical Current

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
    • B01D53/02—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
    • B01D53/0476—Vacuum pressure swing adsorption
    • 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
    • B01D53/0473—Rapid pressure swing adsorption
    • 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
    • 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
    • B01D2253/116—Molecular sieves other than 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
    • B01D2253/25—Coated, impregnated or composite adsorbents
    • 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
    • B01D2256/10—Nitrogen
    • 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
    • B01D2257/104—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/50—Carbon oxides
    • B01D2257/502—Carbon monoxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/80—Water
    • 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
    • B01D2259/40001—Methods relating to additional, e.g. intermediate, treatment of 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
    • B01D2259/40035—Equalization
    • B01D2259/40037—Equalization 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
    • B01D2259/40058—Number of sequence steps, including sub-steps, per cycle
    • B01D2259/40062—Four
    • 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
    • B01D2259/40064—Five
    • 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
    • B01D2259/402—Further details for adsorption processes and devices using two beds
    • 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
    • B01D53/26—Drying gases or vapours
    • B01D53/261—Drying gases or vapours by adsorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
GB35833/75A 1974-08-29 1975-08-29 Process for obtaining nitrogen-rich gases from gases containing oxygen and nitrogen Expired GB1480866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2441447A DE2441447C3 (de) 1974-08-29 1974-08-29 Verfahren zur adsorptiven Trennung von neben Stickstoff wenigstens Sauerstoff enthaltenden Gasgemischen

Publications (1)

Publication Number Publication Date
GB1480866A true GB1480866A (en) 1977-07-27

Family

ID=5924411

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35833/75A Expired GB1480866A (en) 1974-08-29 1975-08-29 Process for obtaining nitrogen-rich gases from gases containing oxygen and nitrogen

Country Status (11)

Country Link
JP (1) JPS5150298A (enExample)
AU (1) AU503999B2 (enExample)
BE (1) BE831821A (enExample)
BR (1) BR7505509A (enExample)
CA (1) CA1084421A (enExample)
DE (1) DE2441447C3 (enExample)
FR (1) FR2283094A1 (enExample)
GB (1) GB1480866A (enExample)
IT (1) IT1040717B (enExample)
NL (1) NL181559C (enExample)
ZA (1) ZA755356B (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4256469A (en) * 1978-11-06 1981-03-17 Linde Aktiengesellschaft Repressurization technique for pressure swing adsorption
US4348213A (en) 1980-03-31 1982-09-07 Boc Limited Process for the separation of a gaseous mixture
US4415340A (en) * 1979-08-09 1983-11-15 Bergwerksverband Gmbh Adsorptive separation of gases
GB2152834A (en) * 1983-07-23 1985-08-14 Derek Edward Ward Producing nitrogen from air
US4576614A (en) * 1980-10-30 1986-03-18 The Boc Group, Inc. Process and apparatus for separation of a gaseous mixture

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2652486C2 (de) * 1976-11-18 1987-01-08 Bergwerksverband Gmbh, 4300 Essen Verfahren zur Gewinnung von stickstoffreichen Gasen aus neben N↓2↓ wenigstens O↓2↓ enthaltenden Gasen, wie z.B. Luft
DE2923325A1 (de) * 1979-06-08 1980-12-11 Linde Ag Zyklisches adsorptionsverfahren zum zerlegen eines gasgemisches
JPS5745320A (en) * 1980-08-31 1982-03-15 Ishikawaken Method and equipment of production for concentration- adjustable oxygen-enriched air
DE3132572A1 (de) * 1981-08-18 1983-03-10 Linde Ag, 6200 Wiesbaden Verfahren zur adsorptiven zerlegung eines gasgemisches
DE3137569A1 (de) * 1981-09-22 1983-04-21 Leybold-Heraeus GmbH, 5000 Köln Verfahren und vorrichtung zur herstellung von hochreinem stickstoff
DE3146189A1 (de) * 1981-11-21 1983-05-26 Leybold-Heraeus GmbH, 5000 Köln Verfahren zum betrieb einer druckwechselanlage und nach diesem verfahren arbeitende druckwechselanlage
JPS607920A (ja) * 1983-06-29 1985-01-16 Hitachi Ltd 非凝縮性混合ガスの分離方法
JP2634015B2 (ja) * 1993-02-25 1997-07-23 東洋エンジニアリング株式会社 アンモニア分離用の圧力スイング分離装置およびアンモニア分離方法
JP5902920B2 (ja) 2011-11-10 2016-04-13 大陽日酸株式会社 窒素ガス製造方法、ガス分離方法および窒素ガス製造装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4256469A (en) * 1978-11-06 1981-03-17 Linde Aktiengesellschaft Repressurization technique for pressure swing adsorption
US4415340A (en) * 1979-08-09 1983-11-15 Bergwerksverband Gmbh Adsorptive separation of gases
US4348213A (en) 1980-03-31 1982-09-07 Boc Limited Process for the separation of a gaseous mixture
US4576614A (en) * 1980-10-30 1986-03-18 The Boc Group, Inc. Process and apparatus for separation of a gaseous mixture
GB2152834A (en) * 1983-07-23 1985-08-14 Derek Edward Ward Producing nitrogen from air
US4572723A (en) * 1983-07-23 1986-02-25 Bergwerksverband Gmbh Nitrogen generator process for the production of low volumes of high purity nitrogen from compressed air

Also Published As

Publication number Publication date
FR2283094A1 (fr) 1976-03-26
ZA755356B (en) 1976-07-28
FR2283094B1 (enExample) 1980-04-25
JPS5150298A (en) 1976-05-01
AU8436875A (en) 1977-03-03
BE831821A (fr) 1976-01-28
BR7505509A (pt) 1976-08-03
NL181559B (nl) 1987-04-16
DE2441447A1 (de) 1976-03-18
DE2441447B2 (de) 1979-09-06
IT1040717B (it) 1979-12-20
NL7510234A (nl) 1976-03-02
JPS5417595B2 (enExample) 1979-06-30
DE2441447C3 (de) 1980-05-22
CA1084421A (en) 1980-08-26
NL181559C (nl) 1987-09-16
AU503999B2 (en) 1979-09-27

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19950828