CS239912B2 - Processing of ammonia - Google Patents

Processing of ammonia Download PDF

Info

Publication number
CS239912B2
CS239912B2 CS81169A CS16981A CS239912B2 CS 239912 B2 CS239912 B2 CS 239912B2 CS 81169 A CS81169 A CS 81169A CS 16981 A CS16981 A CS 16981A CS 239912 B2 CS239912 B2 CS 239912B2
Authority
CS
Czechoslovakia
Prior art keywords
ammonia
gas
phase
pressure
molecular sieve
Prior art date
Application number
CS81169A
Other languages
Czech (cs)
English (en)
Other versions
CS16981A2 (en
Inventor
Giorgio Pagani
Dino Bosco
Lorenzo Brambilla
Fabrizio Socci
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of CS16981A2 publication Critical patent/CS16981A2/cs
Publication of CS239912B2 publication Critical patent/CS239912B2/cs

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/025—Preparation or purification of gas mixtures for ammonia synthesis
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/04—Preparation of ammonia by synthesis in the gas phase
    • C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/04—Preparation of ammonia by synthesis in the gas phase
    • C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
    • C01C1/0458—Separation of NH3
    • C01C1/0464—Separation of NH3 by absorption in liquids, e.g. water
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/04—Preparation of ammonia by synthesis in the gas phase
    • C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
    • C01C1/0458—Separation of NH3
    • C01C1/047—Separation of NH3 by condensation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CS81169A 1980-01-08 1981-01-08 Processing of ammonia CS239912B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19075/80A IT1129752B (it) 1980-01-08 1980-01-08 Procedimento di distillazione di soluzioni ammoniacali

Publications (2)

Publication Number Publication Date
CS16981A2 CS16981A2 (en) 1984-12-14
CS239912B2 true CS239912B2 (en) 1986-01-16

Family

ID=11154324

Family Applications (1)

Application Number Title Priority Date Filing Date
CS81169A CS239912B2 (en) 1980-01-08 1981-01-08 Processing of ammonia

Country Status (6)

Country Link
US (1) US4318782A (fr)
JP (1) JPS56109813A (fr)
BE (1) BE886991A (fr)
CA (1) CA1173401A (fr)
CS (1) CS239912B2 (fr)
IT (1) IT1129752B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0093502B2 (fr) * 1982-04-14 1988-11-17 Imperial Chemical Industries Plc Procédé de production de l'ammoniac
DE3520934C1 (de) * 1985-06-12 1986-06-05 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zum Gewinnen von Ammoniak aus einem NH3,CO2 und H2S enthaltenden Abwasser
US7297181B2 (en) * 2004-07-07 2007-11-20 Air Liquide America L.P. Purification and transfilling of ammonia
US9994457B2 (en) * 2014-04-07 2018-06-12 The Boeing Company System and method for ammonia distillation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501326A (en) * 1945-07-19 1950-03-21 Frigid Transp Company Inc Ammonia distillation system
US2519451A (en) * 1946-06-08 1950-08-22 Lummus Co Ammonia distillation

Also Published As

Publication number Publication date
BE886991A (fr) 1981-07-07
CS16981A2 (en) 1984-12-14
JPS56109813A (en) 1981-08-31
IT1129752B (it) 1986-06-11
CA1173401A (fr) 1984-08-28
IT8019075A0 (it) 1980-01-08
US4318782A (en) 1982-03-09

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