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IT1075665B - PROCEDURE AND DEVICE FOR GAS SEPARATION - Google Patents

PROCEDURE AND DEVICE FOR GAS SEPARATION

Info

Publication number
IT1075665B
IT1075665B IT20693/77A IT2069377A IT1075665B IT 1075665 B IT1075665 B IT 1075665B IT 20693/77 A IT20693/77 A IT 20693/77A IT 2069377 A IT2069377 A IT 2069377A IT 1075665 B IT1075665 B IT 1075665B
Authority
IT
Italy
Prior art keywords
procedure
gas separation
separation
gas
Prior art date
Application number
IT20693/77A
Other languages
Italian (it)
Original Assignee
Boc Ltd
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
Priority claimed from GB7894/76A external-priority patent/GB1559325A/en
Application filed by Boc Ltd filed Critical Boc Ltd
Application granted granted Critical
Publication of IT1075665B publication Critical patent/IT1075665B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/02Separation 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
    • B01D53/04Separation 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
    • B01D53/047Pressure swing adsorption
    • B01D53/0476Vacuum pressure swing adsorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10Inorganic adsorbents
    • B01D2253/104Alumina
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10Inorganic adsorbents
    • B01D2253/106Silica or silicates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10Inorganic adsorbents
    • B01D2253/106Silica or silicates
    • B01D2253/108Zeolites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10Inorganic adsorbents
    • B01D2253/116Molecular sieves other than zeolites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2253/00Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/25Coated, impregnated or composite adsorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2256/00Main component in the product gas stream after treatment
    • B01D2256/10Nitrogen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2256/00Main component in the product gas stream after treatment
    • B01D2256/12Oxygen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2256/00Main component in the product gas stream after treatment
    • B01D2256/18Noble gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/10Single element gases other than halogens
    • B01D2257/102Nitrogen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/10Single element gases other than halogens
    • B01D2257/104Oxygen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/80Water
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40001Methods relating to additional, e.g. intermediate, treatment of process gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40011Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40013Pressurization
    • B01D2259/40015Pressurization with two sub-steps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40011Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40043Purging
    • B01D2259/4005Nature of purge gas
    • B01D2259/40052Recycled product or process gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40011Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40058Number of sequence steps, including sub-steps, per cycle
    • B01D2259/4006Less than four
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40011Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40058Number of sequence steps, including sub-steps, per cycle
    • B01D2259/40062Four
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/402Further details for adsorption processes and devices using two beds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/403Further details for adsorption processes and devices using three beds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/414Further details for adsorption processes and devices using different types of adsorbents
    • B01D2259/4141Further details for adsorption processes and devices using different types of adsorbents within a single bed
    • B01D2259/4143Further details for adsorption processes and devices using different types of adsorbents within a single bed arranged as a mixture
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/414Further details for adsorption processes and devices using different types of adsorbents
    • B01D2259/4141Further details for adsorption processes and devices using different types of adsorbents within a single bed
    • B01D2259/4145Further details for adsorption processes and devices using different types of adsorbents within a single bed arranged in series
    • B01D2259/4146Contiguous multilayered adsorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/416Further details for adsorption processes and devices involving cryogenic temperature treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/26Drying gases or vapours
    • B01D53/261Drying gases or vapours by adsorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (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)
IT20693/77A 1976-02-27 1977-02-25 PROCEDURE AND DEVICE FOR GAS SEPARATION IT1075665B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7894/76A GB1559325A (en) 1976-02-27 1976-02-27 Gas separation
GB5306376 1976-12-20

Publications (1)

Publication Number Publication Date
IT1075665B true IT1075665B (en) 1985-04-22

Family

ID=26241738

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20693/77A IT1075665B (en) 1976-02-27 1977-02-25 PROCEDURE AND DEVICE FOR GAS SEPARATION

Country Status (10)

Country Link
JP (1) JPS52122273A (en)
BR (1) BR7701189A (en)
CH (1) CH620594A5 (en)
DE (1) DE2707745A1 (en)
ES (1) ES456337A1 (en)
FI (1) FI770566A7 (en)
FR (1) FR2342094A1 (en)
IT (1) IT1075665B (en)
NL (1) NL7702049A (en)
NZ (1) NZ183389A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1591798A (en) * 1976-11-09 1981-06-24 Boc International Ltd Adsorption system
GB1572968A (en) * 1978-05-31 1980-08-06 Air Prod & Chem Method of purifying crude argon
DE2911763C2 (en) * 1979-03-26 1982-08-05 Mannesmann AG, 4000 Düsseldorf Method and device for regulating the proportions of the air components oxygen, nitrogen, carbon dioxide and water content in reaction processes in the metallurgical sector
DE2923325A1 (en) * 1979-06-08 1980-12-11 Linde Ag CYCLICAL ADSORPTION METHOD FOR DISASSEMBLING A GAS MIXTURE
JPS60239309A (en) * 1984-05-11 1985-11-28 Seitetsu Kagaku Co Ltd Process for recovering argon
JPS60246206A (en) * 1984-05-22 1985-12-05 Seitetsu Kagaku Co Ltd Preparation of oxygen with high concentration
JPS62132712A (en) * 1985-12-05 1987-06-16 Toyo Soda Mfg Co Ltd High-purity purification of argon gas
JPH0683771B2 (en) * 1986-01-31 1994-10-26 株式会社日立製作所 Pretreatment method for gas separation
US4756723A (en) * 1987-03-04 1988-07-12 Air Products And Chemicals, Inc. Preparation of high purity oxygen
US4892565A (en) * 1987-12-29 1990-01-09 Air Products And Chemicals, Inc. Adsorptive separation utilizing multiple adsorption beds
JPH03164410A (en) * 1990-07-30 1991-07-16 Sumitomo Seika Chem Co Ltd Production of concentrated argon
DE10058335A1 (en) * 2000-11-24 2002-06-06 Messer Tatragas S R O Production of oxygen from air comprises pressure swing adsorbing oxygen from pre-cleaned compressed process air enriched with oxygen using a molecular sieve arranged as an adsorber in a pressure vessel, and removing the desorbed oxygen
JP6611264B2 (en) * 2017-03-24 2019-11-27 大陽日酸株式会社 Gas purification method and apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1335348A (en) * 1918-12-28 1920-03-30 Walter A Patrick Method and apparatus for separating vapors and gases
DE719887C (en) * 1937-09-24 1942-04-18 Silica Gel Ges Dr Von Luede & Process for separating gases and vapors using solid adsorbents
GB1443973A (en) * 1973-10-30 1976-07-28 Boc International Ltd Gas spearation-

Also Published As

Publication number Publication date
CH620594A5 (en) 1980-12-15
NZ183389A (en) 1979-10-25
FR2342094A1 (en) 1977-09-23
DE2707745A1 (en) 1977-09-08
FI770566A7 (en) 1977-08-28
ES456337A1 (en) 1978-09-01
BR7701189A (en) 1977-11-29
JPS52122273A (en) 1977-10-14
NL7702049A (en) 1977-08-30

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