ATE115120T1 - Verfahren zur herstellung von harnstoff mit hoher energieausbeute. - Google Patents

Verfahren zur herstellung von harnstoff mit hoher energieausbeute.

Info

Publication number
ATE115120T1
ATE115120T1 AT92200626T AT92200626T ATE115120T1 AT E115120 T1 ATE115120 T1 AT E115120T1 AT 92200626 T AT92200626 T AT 92200626T AT 92200626 T AT92200626 T AT 92200626T AT E115120 T1 ATE115120 T1 AT E115120T1
Authority
AT
Austria
Prior art keywords
stages
pressure
urea
reaction
production
Prior art date
Application number
AT92200626T
Other languages
English (en)
Inventor
Franco Granelli
Giuseppe Carloni
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
Application granted granted Critical
Publication of ATE115120T1 publication Critical patent/ATE115120T1/de

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
    • C07C273/04—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 from carbon dioxide and ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT92200626T 1991-03-22 1992-03-04 Verfahren zur herstellung von harnstoff mit hoher energieausbeute. ATE115120T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI910778A IT1245396B (it) 1991-03-22 1991-03-22 Procedimento per la produzione di urea ad elevata efficienza energetica

Publications (1)

Publication Number Publication Date
ATE115120T1 true ATE115120T1 (de) 1994-12-15

Family

ID=11359193

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92200626T ATE115120T1 (de) 1991-03-22 1992-03-04 Verfahren zur herstellung von harnstoff mit hoher energieausbeute.

Country Status (13)

Country Link
US (1) US5359140A (de)
EP (1) EP0504966B1 (de)
CN (1) CN1035003C (de)
AT (1) ATE115120T1 (de)
BG (1) BG60675B1 (de)
BR (1) BR9200986A (de)
CA (1) CA2063638C (de)
DE (1) DE69200785T2 (de)
ES (1) ES2065124T3 (de)
IT (1) IT1245396B (de)
MX (1) MX9201249A (de)
RU (1) RU2043336C1 (de)
SA (1) SA92120474B1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69117641T2 (de) * 1990-10-05 1996-10-02 Urea Casale Sa Verfahren zur Herstellung von Harnstoff mit unterschiedlichen Leistungen sowie die Implementierung in existierenden Anlagen
CA2107253C (en) * 1992-12-15 1998-04-21 Anthony Castrogiovanni Cosmetic compositions with improved transfer resistance
EP0611753B1 (de) * 1993-01-07 1999-10-27 Urea Casale S.A. Verbessertes Verfahren zur Produktion von Harnstoff unter Verwendung eines Schrittes zur Kohlendioxidentfernung
EP0905127B1 (de) * 1997-09-20 2001-11-28 Urea Casale S.A. Verfahren zur kombinierten Erzeugung von Ammoniak und Harnstoff
EP1289942B1 (de) * 2000-06-15 2008-05-07 Urea Casale S.A. Verfahren und vorrichtung zur herstellung von harnstoff
ITMI20071029A1 (it) * 2007-05-22 2008-11-23 Snam Progetti Procedimento migliorato per la sintesi di urea
EP2153880A1 (de) * 2008-07-31 2010-02-17 Urea Casale S.A. Verfahren und Anlage zur Herstellung einer Harnstofflösung zur Verwendung in einem SCR-Prozess zur Nox-Verringerung
EP2199279A1 (de) 2008-12-17 2010-06-23 Urea Casale S.A. Verbesserung der Hochdruck-Schleife in einem Verfahren zur Harnstoffsynthese
EP2397463A1 (de) * 2010-06-16 2011-12-21 Urea Casale SA Verfahren zur Modernisierung einer selbst-strippenden Harnstoffanlage
ITMI20120013A1 (it) * 2012-01-09 2013-07-10 Saipem Spa Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper
CN104529828B (zh) * 2014-12-22 2016-09-07 嵊州领航信息科技有限公司 一种合成尿素的生产装置
CN104529829B (zh) * 2014-12-22 2016-06-15 嵊州领航信息科技有限公司 一种尿素合成的方法
CN104557616B (zh) * 2014-12-22 2016-06-22 嵊州领航信息科技有限公司 一种合成尿素溶液的方法
CN104557615B (zh) * 2014-12-22 2016-09-07 嵊州领航信息科技有限公司 一种合成尿素溶液的生产装置
CN113195449B (zh) * 2018-12-21 2022-05-24 斯塔米卡邦有限公司 在低压回收段具有热整合的尿素生产方法和装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE446978B (sv) * 1977-05-05 1986-10-20 Montedison Spa Isobariskt dubbelatercirkulationsforfarande for syntetisering av urea under bildning av ammoniumkarbamat som mellanprodukt
IT1141030B (it) * 1980-08-29 1986-10-01 Snam Progetti Procedimento per la produzione di urea
IT1212524B (it) * 1982-06-08 1989-11-30 Montedison Spa Procedimento perfezionato per il trasferimento, dalla fase liquida alla fase gassosa, dell'ammoniaca in eccesso contenuta in soluzioni acquose di urea.
NL8502228A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
IT1232669B (it) * 1989-09-15 1992-03-02 Snam Progetti Procedimento per la produzione di urea con elevato rendimento energetico.

Also Published As

Publication number Publication date
SA92120474B1 (ar) 2004-05-11
ES2065124T3 (es) 1995-02-01
IT1245396B (it) 1994-09-20
BR9200986A (pt) 1992-11-17
CA2063638C (en) 2005-11-08
BG96104A (bg) 1993-12-24
EP0504966A1 (de) 1992-09-23
CN1035003C (zh) 1997-05-28
ITMI910778A1 (it) 1992-09-22
US5359140A (en) 1994-10-25
BG60675B1 (bg) 1995-12-29
DE69200785D1 (de) 1995-01-19
CN1065452A (zh) 1992-10-21
ITMI910778A0 (it) 1991-03-22
DE69200785T2 (de) 1995-05-11
MX9201249A (es) 1992-09-01
EP0504966B1 (de) 1994-12-07
RU2043336C1 (ru) 1995-09-10
CA2063638A1 (en) 1992-09-23

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Legal Events

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UEP Publication of translation of european patent specification