CA1118185A - Combined process for the production of urea and ammonia - Google Patents

Combined process for the production of urea and ammonia

Info

Publication number
CA1118185A
CA1118185A CA000298107A CA298107A CA1118185A CA 1118185 A CA1118185 A CA 1118185A CA 000298107 A CA000298107 A CA 000298107A CA 298107 A CA298107 A CA 298107A CA 1118185 A CA1118185 A CA 1118185A
Authority
CA
Canada
Prior art keywords
ammonia
urea
absorber
solution
plate
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
CA000298107A
Other languages
English (en)
French (fr)
Inventor
Giorgio Pagani
Vincenzo Lagana
Francesco Saviano
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti 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 SnamProgetti SpA filed Critical SnamProgetti SpA
Application granted granted Critical
Publication of CA1118185A publication Critical patent/CA1118185A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/10—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds combined with the synthesis of ammonia
    • 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
    • C01C1/0405—Preparation of ammonia by synthesis from N2 and H2 in presence of a catalyst
    • C01C1/0488—Processes integrated with preparations of other compounds, e.g. methanol, urea or with processes for power generation
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Hydrogen, Water And Hydrids (AREA)
CA000298107A 1977-03-03 1978-03-02 Combined process for the production of urea and ammonia Expired CA1118185A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT20850A/77 1977-03-03
IT20850/77A IT1115610B (it) 1977-03-03 1977-03-03 Procedimento integrato urea-ammoniaca

Publications (1)

Publication Number Publication Date
CA1118185A true CA1118185A (en) 1982-02-16

Family

ID=11172995

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000298107A Expired CA1118185A (en) 1977-03-03 1978-03-02 Combined process for the production of urea and ammonia

Country Status (21)

Country Link
JP (1) JPS53108926A (da)
AR (1) AR221480A1 (da)
AU (1) AU515786B2 (da)
BE (1) BE864554A (da)
BR (1) BR7801343A (da)
CA (1) CA1118185A (da)
CH (1) CH639353A5 (da)
CS (1) CS219889B2 (da)
DD (1) DD134087A5 (da)
DE (1) DE2808831C3 (da)
DK (1) DK92978A (da)
ES (1) ES468020A1 (da)
FR (1) FR2382403B1 (da)
GB (1) GB1586624A (da)
IE (1) IE46473B1 (da)
IT (1) IT1115610B (da)
LU (1) LU79147A1 (da)
NL (1) NL7802158A (da)
PL (1) PL110971B1 (da)
SE (1) SE7802450L (da)
TR (1) TR19994A (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107215882A (zh) * 2012-07-13 2017-09-29 赛尔斯通股份有限公司 用于形成氨和固体碳产物的方法和系统
PL413125A1 (pl) 2015-07-14 2017-01-16 Vts Spółka Z Ograniczoną Odpowiedzialnością Zawias
US10315986B1 (en) * 2018-04-06 2019-06-11 Solenis Technologies, L.P. Systems and methods for forming a solution of ammonium carbamate

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1034674B (it) * 1975-03-28 1979-10-10 Snam Progetti Processo flessibile intergrato per la produzione di ammoniaca edurea

Also Published As

Publication number Publication date
LU79147A1 (fr) 1978-06-27
GB1586624A (en) 1981-03-25
TR19994A (tr) 1980-07-01
IT1115610B (it) 1986-02-03
DE2808831B2 (de) 1980-08-14
DK92978A (da) 1978-09-04
FR2382403A1 (da) 1978-09-29
ES468020A1 (es) 1978-12-01
SE7802450L (sv) 1978-09-04
DD134087A5 (de) 1979-02-07
DE2808831C3 (de) 1981-04-16
AU515786B2 (en) 1981-04-30
CH639353A5 (en) 1983-11-15
CS219889B2 (en) 1983-03-25
PL110971B1 (en) 1980-08-30
JPS53108926A (en) 1978-09-22
FR2382403B1 (da) 1981-10-23
BE864554A (fr) 1978-09-04
IE46473B1 (en) 1983-06-29
IE780448L (en) 1978-09-03
PL205024A1 (pl) 1979-03-26
NL7802158A (nl) 1978-09-05
AR221480A1 (es) 1981-02-13
BR7801343A (pt) 1978-12-12
DE2808831A1 (de) 1978-09-07
AU3338878A (en) 1979-08-23
JPS6324986B2 (da) 1988-05-23

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Legal Events

Date Code Title Description
MKEX Expiry