CS238355B2 - Method of ammonia and urea simultaneous production - Google Patents

Method of ammonia and urea simultaneous production Download PDF

Info

Publication number
CS238355B2
CS238355B2 CS761975A CS197576A CS238355B2 CS 238355 B2 CS238355 B2 CS 238355B2 CS 761975 A CS761975 A CS 761975A CS 197576 A CS197576 A CS 197576A CS 238355 B2 CS238355 B2 CS 238355B2
Authority
CS
Czechoslovakia
Prior art keywords
ammonia
urea
gas
fed
carbon dioxide
Prior art date
Application number
CS761975A
Other languages
Czech (cs)
English (en)
Other versions
CS197576A2 (en
Inventor
Giorgio Pagani
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of CS197576A2 publication Critical patent/CS197576A2/cs
Publication of CS238355B2 publication Critical patent/CS238355B2/cs

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
    • C01C1/0458—Separation of NH3
    • 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
    • Y02P20/10—Process efficiency
    • 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)
CS761975A 1975-03-28 1976-03-28 Method of ammonia and urea simultaneous production CS238355B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21778/75A IT1034674B (it) 1975-03-28 1975-03-28 Processo flessibile intergrato per la produzione di ammoniaca edurea

Publications (2)

Publication Number Publication Date
CS197576A2 CS197576A2 (en) 1984-12-14
CS238355B2 true CS238355B2 (en) 1985-11-13

Family

ID=11186718

Family Applications (1)

Application Number Title Priority Date Filing Date
CS761975A CS238355B2 (en) 1975-03-28 1976-03-28 Method of ammonia and urea simultaneous production

Country Status (34)

Country Link
US (1) US4320103A (da)
JP (2) JPS51118725A (da)
AR (1) AR208429A1 (da)
BE (1) BE840105A (da)
BG (1) BG28258A3 (da)
BR (1) BR7601880A (da)
CA (1) CA1120693A (da)
CH (1) CH620902A5 (da)
CS (1) CS238355B2 (da)
DD (1) DD123594A5 (da)
DE (1) DE2613102C2 (da)
DK (1) DK142361B (da)
EG (1) EG12091A (da)
ES (1) ES446621A1 (da)
FR (1) FR2305391A1 (da)
GB (1) GB1520561A (da)
HU (1) HU179298B (da)
IE (1) IE43359B1 (da)
IL (1) IL49300A (da)
IN (1) IN144386B (da)
IT (1) IT1034674B (da)
LU (1) LU74662A1 (da)
MW (1) MW976A1 (da)
MY (1) MY8100068A (da)
NL (1) NL169178C (da)
NO (1) NO150557C (da)
PH (1) PH13180A (da)
PL (1) PL106566B1 (da)
PT (1) PT64955B (da)
SE (1) SE423539B (da)
TR (1) TR18737A (da)
YU (1) YU40644B (da)
ZA (1) ZA761794B (da)
ZM (1) ZM3776A1 (da)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1115610B (it) * 1977-03-03 1986-02-03 Snam Progetti Procedimento integrato urea-ammoniaca
IT1094295B (it) * 1978-04-05 1985-07-26 Snam Progetti Procedimento integrato ammoniaca-urea
US4869887A (en) * 1987-10-30 1989-09-26 Dijk Christiaan P Van Integrated ammonia-urea process
US4988491A (en) * 1989-04-11 1991-01-29 Christiaan Van Dijk Flexible integration of the production of ammonia and urea
DE69722606T2 (de) * 1997-06-26 2004-04-29 Urea Casale S.A. Verfahren zur Verminderung der Emissionen von freiem Restammoniak aus einer Ureumproduktionsanlage
DE69708627T2 (de) * 1997-09-20 2002-08-08 Urea Casale S.A., Lugano Verfahren zur kombinierten Erzeugung von Ammoniak und Harnstoff
DE69908548T2 (de) * 1999-03-31 2004-04-29 Urea Casale S.A. Verfahren zur gleichzeitigen Modernisierung einer Ammoniakherstellungsanlage und einer Harnstoffherstellungsanlage
US6511644B1 (en) * 2000-08-28 2003-01-28 The Chemithon Corporation Method for removing contaminants in reactors
EP1188710A3 (en) * 2000-09-15 2003-10-29 Haldor Topsoe A/S Process for the integrated preparation of ammonia and urea
RU2460569C1 (ru) * 2011-02-10 2012-09-10 Эдуард Владимирович Юрьев Способ модернизации сепарационного узла газового (варианты) и сепаратор газовый (варианты)
US8987513B2 (en) 2011-12-15 2015-03-24 Mitsubishi Heavy Industries, Ltd. Operation method of urea production plant including multiple systems
BR112014032081B1 (pt) 2012-06-27 2021-10-05 Grannus Llc Produção por poligeração de energia e fertilizante por meio de captura de emissões
WO2017096337A1 (en) 2015-12-04 2017-06-08 Grannus, Llc Polygeneration production of hydrogen for use in various industrial processes
DE102015121756A1 (de) 2015-12-14 2017-06-14 Thyssenkrupp Ag Verfahren zur Bereitstellung von Kohlendioxid für die Synthese von Harnstoff
DE102016203277A1 (de) * 2016-02-29 2017-08-31 Thyssenkrupp Ag Integrierte Synthese von Ammoniak und Harnstoff
DE102016122374A1 (de) 2016-11-21 2018-05-24 Thyssenkrupp Ag Vollintegrierter Ammoniak-Harnstoff-Komplex
EP3366645A1 (en) * 2017-02-28 2018-08-29 Casale Sa Ammonia-urea integrated process and plant
WO2024259143A1 (en) * 2023-06-14 2024-12-19 Remo Energy, Inc. Production of renewable nitrogenous products

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303215A (en) * 1962-03-09 1967-02-07 Toyo Koatsu Ind Inc Synthesis of urea
US3349126A (en) * 1962-09-10 1967-10-24 Pullman Inc Integrated ammonia and urea process
US3310376A (en) * 1963-09-09 1967-03-21 Chemical Construction Corp Process for combined production of ammonia and urea
JPS4830258B1 (da) * 1969-02-08 1973-09-18
JPS496297B1 (da) * 1969-03-15 1974-02-13
BE758646A (fr) * 1969-11-15 1971-04-16 Snam Progetti Procede de traitement des gaz de synthese de l'ammoniac
US4013718A (en) * 1970-09-03 1977-03-22 Snam Progetti S.P.A. Integrated process for the production of urea
IT1014987B (it) * 1974-06-12 1977-04-30 Snam Progetti Procedimento integrato urea am moniaca

Also Published As

Publication number Publication date
MY8100068A (en) 1981-12-31
GB1520561A (en) 1978-08-09
NL169178C (nl) 1982-06-16
PL106566B1 (pl) 1979-12-31
JPS60113340U (ja) 1985-07-31
CH620902A5 (da) 1980-12-31
IL49300A0 (en) 1976-05-31
ZA761794B (en) 1977-03-30
DK142361C (da) 1981-03-30
YU79976A (en) 1982-05-31
AU1235376A (en) 1977-09-29
CA1120693A (en) 1982-03-30
LU74662A1 (da) 1976-09-01
IE43359B1 (en) 1981-02-11
FR2305391A1 (fr) 1976-10-22
IN144386B (da) 1978-04-29
DD123594A5 (de) 1977-01-05
DE2613102C2 (de) 1982-06-24
IL49300A (en) 1979-05-31
NO150557C (no) 1984-11-07
TR18737A (tr) 1977-07-27
JPS51118725A (en) 1976-10-18
AR208429A1 (es) 1976-12-27
SE7603707L (sv) 1976-09-29
EG12091A (en) 1978-06-30
CS197576A2 (en) 1984-12-14
JPS629301Y2 (da) 1987-03-04
NO761071L (da) 1976-09-29
IT1034674B (it) 1979-10-10
US4320103A (en) 1982-03-16
NL7603280A (nl) 1976-09-30
ZM3776A1 (en) 1977-09-21
PT64955A (en) 1976-04-01
BR7601880A (pt) 1976-09-28
BE840105A (fr) 1976-09-27
YU40644B (en) 1986-04-30
BG28258A3 (en) 1980-03-25
DK132476A (da) 1976-09-29
PH13180A (en) 1980-01-08
PT64955B (en) 1977-08-26
NO150557B (no) 1984-07-30
NL169178B (nl) 1982-01-18
DK142361B (da) 1980-10-20
DE2613102A1 (de) 1976-10-14
MW976A1 (en) 1977-06-08
FR2305391B1 (da) 1979-02-02
HU179298B (en) 1982-09-28
ES446621A1 (es) 1977-06-01
SE423539B (sv) 1982-05-10
IE43359L (en) 1976-09-28

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