ATE178591T1 - Verfahren mit hoher ausbeute zur herstellung von harnstoff - Google Patents

Verfahren mit hoher ausbeute zur herstellung von harnstoff

Info

Publication number
ATE178591T1
ATE178591T1 AT96101058T AT96101058T ATE178591T1 AT E178591 T1 ATE178591 T1 AT E178591T1 AT 96101058 T AT96101058 T AT 96101058T AT 96101058 T AT96101058 T AT 96101058T AT E178591 T1 ATE178591 T1 AT E178591T1
Authority
AT
Austria
Prior art keywords
carbon dioxide
section
urea
reactor
ammonia
Prior art date
Application number
AT96101058T
Other languages
English (en)
Inventor
Carlo Rescalli
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11370564&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE178591(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Snam Progetti filed Critical Snam Progetti
Application granted granted Critical
Publication of ATE178591T1 publication Critical patent/ATE178591T1/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
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT96101058T 1995-02-16 1996-01-25 Verfahren mit hoher ausbeute zur herstellung von harnstoff ATE178591T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI950281A IT1274362B (it) 1995-02-16 1995-02-16 Procedimento ad alta resa per la sintesi dell'urea

Publications (1)

Publication Number Publication Date
ATE178591T1 true ATE178591T1 (de) 1999-04-15

Family

ID=11370564

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96101058T ATE178591T1 (de) 1995-02-16 1996-01-25 Verfahren mit hoher ausbeute zur herstellung von harnstoff

Country Status (10)

Country Link
US (2) US5763660A (de)
EP (1) EP0727414B1 (de)
JP (1) JPH0920746A (de)
CN (1) CN1063173C (de)
AT (1) ATE178591T1 (de)
CA (1) CA2168505A1 (de)
DE (1) DE69601963D1 (de)
EG (1) EG21110A (de)
IT (1) IT1274362B (de)
MX (1) MX9600600A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA96686B (en) 1995-02-01 1996-08-16 Urea Casale Sa Process and plant for the production of urea with high conversion yield and low energy consumption
IT1290423B1 (it) * 1996-10-17 1998-12-03 Eurotecnica Contractors And En Procedimento per la sintesi di urea da anidride carbonica e ammoniaca
NL1007713C2 (nl) * 1997-12-05 1999-06-08 Dsm Nv Werkwijze voor de bereiding van ureum.
JP4112056B2 (ja) * 1997-12-18 2008-07-02 東洋エンジニアリング株式会社 改良された尿素の合成方法および装置
AT411830B (de) 1998-12-03 2004-06-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von harnstoff unter einbindung der melamin-offgase in eine harnstoffanlage
DE69908545T2 (de) 1999-03-16 2004-04-29 Urea Casale S.A. Verfahren zur Modernisierung einer Harnstoffanlage
US20060016095A1 (en) * 2000-12-20 2006-01-26 Peter Gibbs Wood steaming apparatus and method of heating wood
JP4928740B2 (ja) * 2005-05-31 2012-05-09 東洋エンジニアリング株式会社 尿素合成方法および装置
EP2128129A1 (de) * 2008-05-20 2009-12-02 Urea Casale S.A. Verfahren zur Modernisierung einer Harnstoffproduktionsanlage
ITMI20110804A1 (it) 2011-05-10 2012-11-11 Saipem Spa "processo ad alta resa per la sintesi dell'urea"
ITMI20120013A1 (it) * 2012-01-09 2013-07-10 Saipem Spa Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper
CA2997368C (en) * 2015-09-08 2023-05-09 Toyo Engineering Corporation Urea manufacturing method and urea manufacturing apparatus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL101446C (de) * 1960-04-08
FR1538285A (fr) * 1966-10-07 1968-08-30 Montedison Spa Perfectionnement apporté au procédé de production d'urée
NO145949C (no) 1967-09-29 1982-06-30 Snam Progetti Fremgangsmaate for fremstilling av urea
IT1068434B (it) * 1976-10-28 1985-03-21 Snam Progetti Procedimento per la produzione di urea con reattore ad alta resa
NL174548C (nl) * 1977-05-05 1988-05-16 Montedison Spa Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde.
IT1211125B (it) * 1981-10-16 1989-09-29 Ortu Francesco Composti azotati. processo per la preparazione di
NL8502228A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL8502227A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
ATE134994T1 (de) * 1990-10-05 1996-03-15 Urea Casale Sa Verfahren zur herstellung von harnstoff mit unterschiedlichen leistungen sowie die implementierung in existierenden anlagen
ZA96686B (en) 1995-02-01 1996-08-16 Urea Casale Sa Process and plant for the production of urea with high conversion yield and low energy consumption

Also Published As

Publication number Publication date
MX9600600A (es) 1997-02-28
ITMI950281A1 (it) 1996-08-16
CN1141913A (zh) 1997-02-05
CA2168505A1 (en) 1996-08-17
DE69601963D1 (de) 1999-05-12
CN1063173C (zh) 2001-03-14
EP0727414B1 (de) 1999-04-07
EG21110A (en) 2000-11-29
ITMI950281A0 (it) 1995-02-16
JPH0920746A (ja) 1997-01-21
US5886222A (en) 1999-03-23
IT1274362B (it) 1997-07-17
US5763660A (en) 1998-06-09
EP0727414A1 (de) 1996-08-21

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