IT998641B - Rettificazione di una miscela ossi geno.azoto con un adsorbente zeoli tico - Google Patents

Rettificazione di una miscela ossi geno.azoto con un adsorbente zeoli tico

Info

Publication number
IT998641B
IT998641B IT2926673A IT2926673A IT998641B IT 998641 B IT998641 B IT 998641B IT 2926673 A IT2926673 A IT 2926673A IT 2926673 A IT2926673 A IT 2926673A IT 998641 B IT998641 B IT 998641B
Authority
IT
Italy
Prior art keywords
zeolic
geno
adsorbent
grinding
nitrogen
Prior art date
Application number
IT2926673A
Other languages
English (en)
Italian (it)
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Application granted granted Critical
Publication of IT998641B publication Critical patent/IT998641B/it

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
    • 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
    • C01B13/0229—Purification or separation processes
    • C01B13/0248—Physical processing only
    • C01B13/0259—Physical processing only by adsorption on solids
    • C01B13/0262—Physical processing only by adsorption on solids characterised by the adsorbent
    • C01B13/027—Zeolites
    • 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
    • C01B21/02—Preparation of nitrogen
    • 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
    • C01B2210/0046—Nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
IT2926673A 1972-09-25 1973-09-24 Rettificazione di una miscela ossi geno.azoto con un adsorbente zeoli tico IT998641B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29214972A 1972-09-25 1972-09-25

Publications (1)

Publication Number Publication Date
IT998641B true IT998641B (it) 1976-02-20

Family

ID=23123446

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2926673A IT998641B (it) 1972-09-25 1973-09-24 Rettificazione di una miscela ossi geno.azoto con un adsorbente zeoli tico

Country Status (6)

Country Link
JP (1) JPS4970877A (fr)
AU (1) AU6064573A (fr)
DE (1) DE2347574A1 (fr)
FR (1) FR2208704B1 (fr)
GB (1) GB1443197A (fr)
IT (1) IT998641B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2911763C2 (de) * 1979-03-26 1982-08-05 Mannesmann AG, 4000 Düsseldorf Verfahren und Einrichtung zum Regulieren von Anteilen der Luftbestandteile Sauerstoff, Stickstoff, Kohlendioxyd und Wassergehalt in Reaktionsprozessen des metallurgischen Bereichs
DE2952216C2 (de) 1979-12-22 1983-01-27 Mannesmann AG, 4000 Düsseldorf Verfahren und Vorrichtung zur Rückgewinnung und Wiederverwertung von Wärme aus den Abgasen metallurgischer Prozesse
US4557736A (en) * 1984-10-29 1985-12-10 Air Products And Chemicals, Inc. Binary ion exchanged type X zeolite adsorbent
US4713362A (en) * 1986-05-22 1987-12-15 Air Products And Chemicals, Inc. Selective zeolitic adsorbent and a method for activation thereof
US4859217A (en) * 1987-06-30 1989-08-22 Uop Process for separating nitrogen from mixtures thereof with less polar substances
JPH01307427A (ja) * 1988-06-06 1989-12-12 Kobe Steel Ltd 圧力スイング吸着装置
US4925460A (en) * 1989-07-20 1990-05-15 Air Products And Chemicals, Inc. Chabazite for gas separation
US4964889A (en) * 1989-12-04 1990-10-23 Uop Selective adsorption on magnesium-containing clinoptilolites
US5152813A (en) * 1991-12-20 1992-10-06 Air Products And Chemicals, Inc. Nitrogen adsorption with a Ca and/or Sr exchanged lithium X-zeolite
US5258060A (en) * 1992-09-23 1993-11-02 Air Products And Chemicals, Inc. Adsorptive separation using diluted adsorptive phase
US5258058A (en) * 1992-10-05 1993-11-02 Air Products And Chemicals, Inc. Nitrogen adsorption with a divalent cation exchanged lithium X-zeolite
FR2743507B1 (fr) * 1996-01-16 1998-03-06 Air Liquide Procede pour la separation de melanges d'oxygene et d'azote utilisant un adsorbant a porosite amelioree
FR3075793B1 (fr) 2017-12-22 2019-11-29 Arkema France Adsorbants zeolithiques a base de baryum, strontium et potassium, leur procede de preparation et leurs utilisations

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL268594A (fr) * 1960-08-26

Also Published As

Publication number Publication date
FR2208704B1 (fr) 1977-08-12
GB1443197A (en) 1976-07-21
JPS4970877A (fr) 1974-07-09
DE2347574A1 (de) 1974-04-11
AU6064573A (en) 1975-03-27
FR2208704A1 (fr) 1974-06-28

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