EG21126A - Process for the synthesis of urea comprising two separate reaction zones - Google Patents

Process for the synthesis of urea comprising two separate reaction zones

Info

Publication number
EG21126A
EG21126A EG51196A EG51196A EG21126A EG 21126 A EG21126 A EG 21126A EG 51196 A EG51196 A EG 51196A EG 51196 A EG51196 A EG 51196A EG 21126 A EG21126 A EG 21126A
Authority
EG
Egypt
Prior art keywords
urea
synthesis
reaction zones
separate reaction
separate
Prior art date
Application number
EG51196A
Other languages
English (en)
Inventor
Carlo Ressalli
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=11371896&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EG21126(A) "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 EG21126A publication Critical patent/EG21126A/xx

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)
EG51196A 1995-06-30 1996-06-06 Process for the synthesis of urea comprising two separate reaction zones EG21126A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI951402A IT1275451B (it) 1995-06-30 1995-06-30 Procedimento per la sintesi dell'urea comprendente due separate zone di reazione

Publications (1)

Publication Number Publication Date
EG21126A true EG21126A (en) 2000-11-29

Family

ID=11371896

Family Applications (1)

Application Number Title Priority Date Filing Date
EG51196A EG21126A (en) 1995-06-30 1996-06-06 Process for the synthesis of urea comprising two separate reaction zones

Country Status (14)

Country Link
US (1) US5750780A (zh)
EP (1) EP0751121B2 (zh)
JP (1) JPH0920745A (zh)
CN (1) CN1063172C (zh)
AR (1) AR003141A1 (zh)
AT (1) ATE212976T1 (zh)
CA (1) CA2165898C (zh)
DE (1) DE69525332T3 (zh)
EG (1) EG21126A (zh)
ES (1) ES2171493T5 (zh)
IT (1) IT1275451B (zh)
RU (1) RU2152383C1 (zh)
SA (1) SA96160639B1 (zh)
UA (1) UA43341C2 (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3987607B2 (ja) * 1996-10-07 2007-10-10 東洋エンジニアリング株式会社 改良された尿素合成方法および装置
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
NL1027697C2 (nl) * 2004-12-09 2006-06-12 Dsm Ip Assets Bv Werkwijze voor het verhogen van de capaciteit van een bestaand ureumproces.
WO2009059615A1 (en) * 2007-11-07 2009-05-14 Matthias Spicher Method for producing a nitrogenous fertilizer from nitrogen-containing material of biogenous and industrial origin
US20090151229A1 (en) * 2007-12-12 2009-06-18 Chevron U.S.A. Inc. Carbon dioxide recovery from biofuels processes for the production of urea
EP2153880A1 (en) * 2008-07-31 2010-02-17 Urea Casale S.A. Process and plant for the production of a urea solution for use in SCR process for reduction of Nox
WO2010066344A1 (de) * 2008-12-12 2010-06-17 Uhde Gmbh Entfernung von ammoniak-stickstoff, ammonium-stickstoff und harnstoff-stickstoff durch oxidation mit hypochlorit-haltigen lösungen aus abluft in anlagen zur ammoniak- und harnstoffproduktion
ITMI20110804A1 (it) * 2011-05-10 2012-11-11 Saipem Spa "processo ad alta resa per la sintesi dell'urea"
EP2602245A1 (en) * 2011-12-05 2013-06-12 Urea Casale SA A process for synthesis of urea and a related arrangement for a reaction section of a urea plant
EP2784062A1 (en) 2013-03-27 2014-10-01 Urea Casale SA Method for revamping a self-stripping urea plant
CA2997368C (en) * 2015-09-08 2023-05-09 Toyo Engineering Corporation Urea manufacturing method and urea manufacturing apparatus
EP3766865A1 (en) * 2019-07-18 2021-01-20 Casale Sa A process for the synthesis of urea
CN117229133A (zh) * 2023-11-16 2023-12-15 天津渤化工程有限公司 一种辛烯醛制备工艺

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1147734A (en) * 1966-03-29 1969-04-02 Sumitomo Chemical Co Method for the preparation of urea
FR1538285A (fr) * 1966-10-07 1968-08-30 Montedison Spa Perfectionnement apporté au procédé de production d'urée
GB1196657A (en) * 1967-09-28 1970-07-01 Guido Giommi Process for the Manufacture of Urea from Ammonia and Carbon Dioxide
NL168506C (nl) † 1970-12-31 1982-04-16 Stamicarbon Werkwijze voor de bereiding van ureum.
NL174548C (nl) * 1977-05-05 1988-05-16 Montedison Spa Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde.
SU1113377A1 (ru) * 1981-08-19 1984-09-15 Предприятие П/Я Г-4302 Способ получени мочевины
CH650248A5 (en) * 1982-07-16 1985-07-15 Ammonia Casale Sa Process for producing urea
NL8303424A (nl) * 1983-10-06 1985-05-01 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
FR2577994B1 (fr) † 1985-02-25 1989-04-21 Renault Dispositif d'actionnement electrique de l'accelerateur d'un moteur a combustion interne
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
DE69525332T2 (de) 2002-10-17
IT1275451B (it) 1997-08-07
DE69525332T3 (de) 2006-04-27
ATE212976T1 (de) 2002-02-15
EP0751121B2 (en) 2005-07-20
CN1139669A (zh) 1997-01-08
ES2171493T3 (es) 2002-09-16
DE69525332D1 (de) 2002-03-21
CA2165898A1 (en) 1996-12-31
ITMI951402A0 (it) 1995-06-30
AR003141A1 (es) 1998-07-08
RU2152383C1 (ru) 2000-07-10
EP0751121A3 (en) 1998-06-10
ITMI951402A1 (it) 1996-12-30
EP0751121A2 (en) 1997-01-02
US5750780A (en) 1998-05-12
UA43341C2 (uk) 2001-12-17
EP0751121B1 (en) 2002-02-06
ES2171493T5 (es) 2006-01-16
SA96160639B1 (ar) 2005-11-15
CA2165898C (en) 2007-04-10
JPH0920745A (ja) 1997-01-21
CN1063172C (zh) 2001-03-14

Similar Documents

Publication Publication Date Title
HU9603081D0 (en) Process for selective synthesis of sylil-alkyl-disulfides
EG21088A (en) Novel catalyst for the production of polyolefins
EP0886638A4 (en) IMPROVED PROCESS FOR THE SYNTHESIS OF OLIGOMERIC COMPOUNDS
ZA9811586B (en) Process for the synthesis of 1,3-diols
IL117664A0 (en) Process for the production of combinatiorial compound libraries
IL144155A (en) Process for the synthesis of dioxolane derivatives
HUP9900110A3 (en) Novel process for the synthesis of omeprazole
HUP9901285A3 (en) Process for the production of difluoromethane
EG21126A (en) Process for the synthesis of urea comprising two separate reaction zones
GB2272701B (en) Process for the synthesis of polyamides
GR3032401T3 (en) Process for the manufacture of difluoromethane
IL129868A0 (en) Process for the synthesis of benzothiopenes
IL123014A0 (en) Process for the production of halogeno-o-hydroxydiphenyl compounds
NO963187D0 (no) Fremgangsmåte for syntese av gamma-pyroner
EG21730A (en) Process for the synthesis of chloropurine intermediates
EP0861274A4 (en) CONTINUOUS METHOD FOR SYNTHESIS OF POLYASPARAGIC ACID
SG38905A1 (en) Process for the manufacture of hydroxyalkoxybenzophenones
IL124178A (en) Process for the production of distryryl-biphenyl compounds
IL116932A (en) Process for the purification of reaction mixtures containing 4-hydroxybenzaldehyde
HUP9900923A3 (en) Process for the synthesis of vinyl-sulfenic acid derivatives
ZA941937B (en) Process for the production of synthesis gas
EP0556630A3 (en) Process for the synthesis of exomethylenecephams
IL113555A0 (en) Process for the synthesis of haloalkylferrocenes
EG21037A (en) Process for the synthesis of benzathiophenes
GB9503564D0 (en) Improved process for the synthesis of oligonucleotides