EG25371A - Process for urea production and related plant. - Google Patents

Process for urea production and related plant.

Info

Publication number: EG25371A
Authority: EG; Egypt
Prior art keywords: urea; ammonia; aqueous solution; ammonium; pressure
Prior art date: 2006-11-04

Application number

EG2009050624A

Other languages

English (en)

Inventor

Federico Zardi

Paolo Sticchi

Paolo Brunengo

Original Assignee

Urea Casale Sa

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.)

2006-11-04

Filing date

2009-05-03

Publication date

2011-12-20

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38249234&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EG25371(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2009-05-03 Application filed by Urea Casale Sa filed Critical Urea Casale Sa

2011-12-20 Application granted granted Critical

2011-12-20 Publication of EG25371A publication Critical patent/EG25371A/xx

Links

XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 15
239000004202 carbamide Substances 0.000 title abstract 8
238000004519 manufacturing process Methods 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 10
229910021529 ammonia Inorganic materials 0.000 abstract 5
239000007864 aqueous solution Substances 0.000 abstract 4
238000010494 dissociation reaction Methods 0.000 abstract 3
230000005593 dissociations Effects 0.000 abstract 3
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 2
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 abstract 2
KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract 2
238000011084 recovery Methods 0.000 abstract 2
230000015572 biosynthetic process Effects 0.000 abstract 1
229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
239000001569 carbon dioxide Substances 0.000 abstract 1
238000000354 decomposition reaction Methods 0.000 abstract 1
239000012530 fluid Substances 0.000 abstract 1
238000010438 heat treatment Methods 0.000 abstract 1
238000003786 synthesis reaction Methods 0.000 abstract 1

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)

EG2009050624A 2006-11-04 2009-05-03 Process for urea production and related plant. EG25371A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP06022991A EP1918273A1 (de)	2006-11-04	2006-11-04	Verfahren und Anlage für die Herstellung von Harnstoff
PCT/EP2007/008730 WO2008052639A1 (en)	2006-11-04	2007-10-09	Process for urea production and related plant

Publications (1)

Publication Number	Publication Date
EG25371A true EG25371A (en)	2011-12-20

Family

ID=38249234

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EG2009050624A EG25371A (en)	2006-11-04	2009-05-03	Process for urea production and related plant.

Country Status (13)

Country	Link
US (1)	US7982068B2 (de)
EP (2)	EP1918273A1 (de)
CN (1)	CN101558037B (de)
AT (1)	ATE475641T1 (de)
BR (1)	BRPI0718026A2 (de)
CA (1)	CA2667954C (de)
DE (1)	DE602007008135D1 (de)
EG (1)	EG25371A (de)
PL (1)	PL2086928T5 (de)
RU (1)	RU2446152C2 (de)
SA (1)	SA07280595B1 (de)
UA (1)	UA93585C2 (de)
WO (1)	WO2008052639A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1918274A1 (de) *	2006-11-04	2008-05-07	Urea Casale S.A.	Integriertes Verfahren zur Herstellung von Harnstoff und Melamin
EP2397463A1 (de) *	2010-06-16	2011-12-21	Urea Casale SA	Verfahren zur Modernisierung einer selbst-strippenden Harnstoffanlage
CA2837773C (en) *	2011-06-23	2018-10-16	Stamicarbon B.V. Acting Under The Name Of Mt Innovation Center	Process for producing a syngas intermediate suitable for the production of hydrogen
JP6762306B2 (ja) *	2015-09-08	2020-09-30	東洋エンジニアリング株式会社	尿素製造方法及び尿素製造装置
US10376859B2 (en)	2016-03-30	2019-08-13	Stamicarbon B.V.	Urea production with bi-pressurized synthesis
MX385161B (es)	2016-05-03	2025-03-14	Stamicarbon	Producción de urea con biuret controlado.
UA123549C2 (uk)	2016-05-03	2021-04-21	Стамікарбон Б.В.	Контролювання кількості біурету, що виробляється під час виробництва карбаміду
EP3398935A1 (de) *	2017-05-05	2018-11-07	Casale Sa	Verfahren und anlage zur synthese von harnstoff
JP7088770B2 (ja) *	2018-07-26	2022-06-21	東洋エンジニアリング株式会社	尿素製造方法および装置
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
US12247002B2 (en)	2019-03-14	2025-03-11	Toyo Engineering Corporation	Process and apparatus for urea production
CN115916745B (zh)	2020-06-23	2023-09-08	斯塔米卡邦有限公司	热汽提尿素装置和方法
WO2022260524A1 (en) *	2021-06-11	2022-12-15	Stamicarbon B.V.	Urea production with triple mp streams
US12151987B2 (en)	2022-02-15	2024-11-26	Stamicarbon B.V.	Stripping-type urea plant for def production
WO2025206949A1 (en)	2024-03-25	2025-10-02	Stamicarbon B.V.	Urea stripping process with liquid divider
EP4700013A1 (de) *	2024-08-20	2026-02-25	Casale Sa	Harnstoffherstellungsverfahren und anlage mit mitteldruckrückgewinnung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
LU37505A1 (de) *	1958-08-08
IT1068268B (it) *	1976-09-09	1985-03-21	Snam Progetti	Procedimento per la produzione di urea e purificazione delle acque
JPS61109760A (ja) *	1984-11-02	1986-05-28	Toyo Eng Corp	尿素製造法
NL8502227A (nl) *	1985-08-12	1987-03-02	Unie Van Kunstmestfab Bv	Werkwijze voor de bereiding van ureum.
NL8900152A (nl) *	1989-01-23	1990-08-16	Stamicarbon	Werkwijze voor de bereiding van ureum.
US5597454A (en) *	1995-04-06	1997-01-28	Lee; Jing M.	Process for producing urea
US6552224B2 (en) *	2000-06-15	2003-04-22	Urea Casale S.A.	Process and plant for the production of urea
JP4358428B2 (ja) *	2000-11-01	2009-11-04	東洋エンジニアリング株式会社	尿素製造方法
NL1017990C2 (nl) *	2001-05-03	2002-11-05	Dsm Nv	Werkwijze voor de bereiding van ureum.
NL1019848C2 (nl) †	2002-01-28	2003-07-30	Dsm Nv	Werkwijze voor de bereiding van ureum.
EP1719755A1 (de) *	2005-05-04	2006-11-08	Urea Casale S.A.	Verfahren und Anlage zur Herstellung von Harnstoff

2006
- 2006-11-04 EP EP06022991A patent/EP1918273A1/de not_active Withdrawn
2007
- 2007-10-09 EP EP07818804.2A patent/EP2086928B2/de active Active
- 2007-10-09 WO PCT/EP2007/008730 patent/WO2008052639A1/en not_active Ceased
- 2007-10-09 DE DE602007008135T patent/DE602007008135D1/de active Active
- 2007-10-09 RU RU2009121103/04A patent/RU2446152C2/ru active
- 2007-10-09 CA CA2667954A patent/CA2667954C/en active Active
- 2007-10-09 CN CN2007800409435A patent/CN101558037B/zh not_active Expired - Fee Related
- 2007-10-09 AT AT07818804T patent/ATE475641T1/de not_active IP Right Cessation
- 2007-10-09 UA UAA200905090A patent/UA93585C2/ru unknown
- 2007-10-09 US US12/513,487 patent/US7982068B2/en active Active
- 2007-10-09 BR BRPI0718026-8A patent/BRPI0718026A2/pt not_active Application Discontinuation
- 2007-10-09 PL PL07818804.2T patent/PL2086928T5/pl unknown
- 2007-11-03 SA SA07280595A patent/SA07280595B1/ar unknown
2009
- 2009-05-03 EG EG2009050624A patent/EG25371A/xx active

Also Published As

Publication number	Publication date
PL2086928T5 (pl)	2024-06-24
US20100063321A1 (en)	2010-03-11
CN101558037A (zh)	2009-10-14
BRPI0718026A2 (pt)	2013-11-12
UA93585C2 (ru)	2011-02-25
RU2446152C2 (ru)	2012-03-27
DE602007008135D1 (de)	2010-09-09
CN101558037B (zh)	2013-08-07
US7982068B2 (en)	2011-07-19
EP2086928A1 (de)	2009-08-12
ATE475641T1 (de)	2010-08-15
PL2086928T3 (pl)	2011-02-28
EP2086928B1 (de)	2010-07-28
EP1918273A1 (de)	2008-05-07
SA07280595B1 (ar)	2011-05-14
RU2009121103A (ru)	2010-12-10
CA2667954A1 (en)	2008-05-08
CA2667954C (en)	2014-12-23
EP2086928B2 (de)	2022-06-08
WO2008052639A1 (en)	2008-05-08

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