DE69525332D1 - Verfahren zur Herstellung von Harnstoff in zwei separaten Reaktionszonen - Google Patents

Verfahren zur Herstellung von Harnstoff in zwei separaten Reaktionszonen

Info

Publication number: DE69525332D1
Authority: DE; Germany
Prior art keywords: urea; production; reaction zones; separate reaction; separate
Prior art date: 1995-06-30
Legal status (The legal status 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 status listed.): Expired - Fee Related

Application number

DE69525332T

Other languages

English (en)

Other versions

DE69525332T2 (de

DE69525332T3 (de

Inventor

Carlo Rescalli

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

SnamProgetti SpA

Original Assignee

SnamProgetti SpA

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.)

1995-06-30

Filing date

1995-12-21

Publication date

2002-03-21

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=DE69525332(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1995-12-21 Application filed by SnamProgetti SpA filed Critical SnamProgetti SpA

2002-03-21 Application granted granted Critical

2002-03-21 Publication of DE69525332D1 publication Critical patent/DE69525332D1/de

2002-10-17 Publication of DE69525332T2 publication Critical patent/DE69525332T2/de

2006-04-27 Publication of DE69525332T3 publication Critical patent/DE69525332T3/de

2015-12-22 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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)

DE69525332T 1995-06-30 1995-12-21 Verfahren zur Herstellung von Harnstoff in zwei separaten Reaktionszonen Expired - Fee Related DE69525332T3 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
ITMI951402		1995-06-30
ITMI951402A IT1275451B (it)	1995-06-30	1995-06-30	Procedimento per la sintesi dell'urea comprendente due separate zone di reazione

Publications (3)

Publication Number	Publication Date
DE69525332D1 true DE69525332D1 (de)	2002-03-21
DE69525332T2 DE69525332T2 (de)	2002-10-17
DE69525332T3 DE69525332T3 (de)	2006-04-27

Family

ID=11371896

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69525332T Expired - Fee Related DE69525332T3 (de)	1995-06-30	1995-12-21	Verfahren zur Herstellung von Harnstoff in zwei separaten Reaktionszonen

Country Status (14)

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

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 (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
RU2465950C1 (ru) *	2008-12-12	2012-11-10	Уде Гмбх	Удаление аммиачного азота, аммонийного азота и мочевины окислением гипохлоритсодержащими растворами из отработанного воздуха в установках по производству аммиака и мочевины
ITMI20110804A1 (it) *	2011-05-10	2012-11-11	Saipem Spa	"processo ad alta resa per la sintesi dell'urea"
EP2602245A1 (de) *	2011-12-05	2013-06-12	Urea Casale SA	Verfahren zur Synthese von Harnstoff und zugehörige Anordnung für einen Reaktionsabschnitt einer Harnstoffanlage
EP2784062A1 (de)	2013-03-27	2014-10-01	Urea Casale SA	Verfahren zur Modernisierung einer selbst-strippenden Harnstoffanlage
EA035936B1 (ru) *	2015-09-08	2020-09-03	Тойо Инджиниринг Корпорейшн	Способ получения мочевины и установка для получения мочевины
EP3766865A1 (de) *	2019-07-18	2021-01-20	Casale Sa	Verfahren zur synthese von harnstoff
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
DE1618867A1 (de) *	1966-03-29	1972-03-30	Sumitomo Chemical Co	Verfahren zur Herstellung von Harnstoff
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.
SE446978B (sv) *	1977-05-05	1986-10-20	Montedison Spa	Isobariskt dubbelatercirkulationsforfarande for syntetisering av urea under bildning av ammoniumkarbamat som mellanprodukt
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

1995
- 1995-06-30 IT ITMI951402A patent/IT1275451B/it active IP Right Grant
- 1995-12-21 DE DE69525332T patent/DE69525332T3/de not_active Expired - Fee Related
- 1995-12-21 CA CA002165898A patent/CA2165898C/en not_active Expired - Lifetime
- 1995-12-21 EP EP95120367A patent/EP0751121B2/de not_active Expired - Lifetime
- 1995-12-21 AT AT95120367T patent/ATE212976T1/de active
- 1995-12-21 ES ES95120367T patent/ES2171493T5/es not_active Expired - Lifetime
- 1995-12-22 US US08/577,182 patent/US5750780A/en not_active Expired - Fee Related
- 1995-12-26 RU RU95122416/04A patent/RU2152383C1/ru active
1996
- 1996-01-03 UA UA96010030A patent/UA43341C2/uk unknown
- 1996-01-24 CN CN96100681A patent/CN1063172C/zh not_active Expired - Lifetime
- 1996-01-31 JP JP8015305A patent/JPH0920745A/ja active Pending
- 1996-03-02 SA SA96160639A patent/SA96160639B1/ar unknown
- 1996-06-06 EG EG51196A patent/EG21126A/xx active
- 1996-06-28 AR ARP960103392A patent/AR003141A1/es active IP Right Grant

Also Published As

Publication number	Publication date
SA96160639B1 (ar)	2005-11-15
ITMI951402A0 (it)	1995-06-30
CA2165898C (en)	2007-04-10
US5750780A (en)	1998-05-12
DE69525332T2 (de)	2002-10-17
ES2171493T5 (es)	2006-01-16
EP0751121A2 (de)	1997-01-02
EP0751121B1 (de)	2002-02-06
CA2165898A1 (en)	1996-12-31
ATE212976T1 (de)	2002-02-15
DE69525332T3 (de)	2006-04-27
EG21126A (en)	2000-11-29
EP0751121B2 (de)	2005-07-20
JPH0920745A (ja)	1997-01-21
CN1063172C (zh)	2001-03-14
ES2171493T3 (es)	2002-09-16
RU2152383C1 (ru)	2000-07-10
UA43341C2 (uk)	2001-12-17
IT1275451B (it)	1997-08-07
EP0751121A3 (de)	1998-06-10
CN1139669A (zh)	1997-01-08
ITMI951402A1 (it)	1996-12-30
AR003141A1 (es)	1998-07-08

Publication	Publication Date	Title
DE69433950D1 (de)	2004-09-23	Verfahren zur Herstellung von Polyester
DE69407536D1 (de)	1998-02-05	Verfahren zur Herstellung von Methanol
DE69311588D1 (de)	1997-07-24	Verfahren zur integrierten Herstellung von Methanol und Ammoniak
DE69631305D1 (de)	2004-02-19	Verfahren zur Herstellung von Polymilchsäure
DE69426166D1 (de)	2000-11-30	Verfahren zur Herstellung von Polyester
DE69603810D1 (de)	1999-09-23	Verfahren zur Herstellung von Nitrilen
DE59506680D1 (de)	1999-09-30	Verfahren zur Herstellung von thermoplastischen Polyurethanen
DE59600302D1 (de)	1998-08-06	Verfahren zur Herstellung von Thermoplasten
DE59600373D1 (de)	1998-09-03	Verfahren zur Herstellung von Thermoplasten
DE69517629D1 (de)	2000-08-03	Verfahren zur selektiven Herstellung von Halbleitergebieten
DE69525332D1 (de)	2002-03-21	Verfahren zur Herstellung von Harnstoff in zwei separaten Reaktionszonen
DE59603832D1 (de)	2000-01-13	Verfahren zur kontinuierlichen Herstellung von Polyurethanharnstoff-Elastomeren
DE69720294D1 (de)	2003-04-30	Verfahren zur Herstellung von Harnstoff und Vorrichtung dafür
DE19681433T1 (de)	1998-05-07	Verfahren für die Herstellung von Polyester in Kohlendioxid
DE59500545D1 (de)	1997-10-02	Verfahren zur adiabatischen Herstellung von Mononitrotoluolen
DE59500930D1 (de)	1997-12-11	Verfahren zur Herstellung von Ethanolaminen
DE69712157D1 (de)	2002-05-29	Verfahren zur Herstellung von Acrylnitril
DE69637616D1 (de)	2008-09-11	Verfahren zur herstellung von nukleinsäuren
DE69522877D1 (de)	2001-10-31	Verfahren zur Herstellung von hochreinem Stickstoff
DE59501267D1 (de)	1998-02-19	Verfahren zur Herstellung von Dinitrotoluol
DE69327203D1 (de)	2000-01-13	Verfahren zur Herstellung von Metallocenen
DE59506135D1 (de)	1999-07-15	Verfahren zur adiabatischen Herstellung von Mononitrohalogenbenzolen
DE69414371D1 (de)	1998-12-10	Verfahren zur Herstellung von flüssigen Düngemitteln
DE59504048D1 (de)	1998-12-03	Verfahren zur Herstellung von Dinitrotoluol
DE59507681D1 (de)	2000-03-02	Verfahren zur Herstellung von Dinitrotoluol

Legal Events

Date	Code	Title
2003-02-06	8363	Opposition against the patent
2005-10-06	8366	Restricted maintained after opposition proceedings
2009-10-22	8339	Ceased/non-payment of the annual fee