EA200100818A1 - Способ получения мочевины - Google Patents
Способ получения мочевиныInfo
- Publication number
- EA200100818A1 EA200100818A1 EA200100818A EA200100818A EA200100818A1 EA 200100818 A1 EA200100818 A1 EA 200100818A1 EA 200100818 A EA200100818 A EA 200100818A EA 200100818 A EA200100818 A EA 200100818A EA 200100818 A1 EA200100818 A1 EA 200100818A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- urea
- combined reactor
- section
- reactor
- ammonia
- Prior art date
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)
Abstract
Изобретение относится к способу получения мочевины из аммиака и диоксида углерода, получение полностью или частично проходит в вертикальном комбинированном реакторе. Газовый поток, выходящий из абсорбера, подается в конденсаторную секцию вертикально комбинированного реактора, в которой данный газовый поток полностью или частично конденсируется в потоке карбамата, который передается из скрубберной секции через нижний вход. Аммиак и диоксид углерода частично превращаются в мочевину в указанной конденсаторной секции комбинированного реактора. Превращение в мочевину завершается в реакторной секции комбинированного реактора.Международная заявка была опубликована вместе с отчетом о международном поиске.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1011123A NL1011123C2 (nl) | 1999-01-25 | 1999-01-25 | Werkwijze voor de bereiding van ureum. |
PCT/NL2000/000044 WO2000043358A1 (en) | 1999-01-25 | 2000-01-20 | Process for the preparation of urea |
Publications (2)
Publication Number | Publication Date |
---|---|
EA200100818A1 true EA200100818A1 (ru) | 2001-12-24 |
EA003222B1 EA003222B1 (ru) | 2003-02-27 |
Family
ID=19768533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA200100818A EA003222B1 (ru) | 1999-01-25 | 2000-01-20 | Способ получения мочевины |
Country Status (8)
Country | Link |
---|---|
US (1) | US6392096B1 (ru) |
CN (1) | CN1174963C (ru) |
AU (1) | AU2466700A (ru) |
CA (1) | CA2361054C (ru) |
EA (1) | EA003222B1 (ru) |
ID (1) | ID29177A (ru) |
NL (1) | NL1011123C2 (ru) |
WO (1) | WO2000043358A1 (ru) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1036787B1 (en) * | 1999-03-16 | 2003-06-04 | Urea Casale S.A. | Method for modernizing a urea production plant |
EP1201298A1 (en) | 2000-10-24 | 2002-05-02 | Urea Casale S.A. | Carbamate condensation unit |
EP1375475A1 (en) * | 2002-06-28 | 2004-01-02 | Urea Casale S.A. | Plant for urea production |
WO2006118071A1 (ja) | 2005-04-27 | 2006-11-09 | Toyo Engineering Corporation | 尿素合成装置およびその改造方法 |
CH698261B1 (de) | 2005-04-27 | 2009-06-30 | Toyo Engineering Corp | Vorrichtung zur Synthese von Harnstoff. |
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 |
US7687041B2 (en) * | 2008-02-27 | 2010-03-30 | Kellogg Brown & Root Llc | Apparatus and methods for urea production |
EP2107051A1 (en) * | 2008-04-02 | 2009-10-07 | DSM IP Assets B.V. | Process for inreasing the capacity of an existing urea plant |
EP2123634A1 (en) | 2008-05-19 | 2009-11-25 | DSM IP Assets B.V. | Process for the production of urea from ammonia and carbon dioxide |
EP2128129A1 (en) * | 2008-05-20 | 2009-12-02 | Urea Casale S.A. | Method for the modernization of a urea production plant |
EP3219703A1 (en) | 2016-03-17 | 2017-09-20 | Casale SA | Combined apparatus for the synthesis of urea |
EP3766865A1 (en) * | 2019-07-18 | 2021-01-20 | Casale Sa | A process for the synthesis of urea |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8800284A (nl) * | 1988-02-08 | 1989-09-01 | Stamicarbon | Werkwijze voor de bereiding van ureum. |
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 |
-
1999
- 1999-01-25 NL NL1011123A patent/NL1011123C2/nl not_active IP Right Cessation
-
2000
- 2000-01-20 AU AU24667/00A patent/AU2466700A/en not_active Abandoned
- 2000-01-20 WO PCT/NL2000/000044 patent/WO2000043358A1/en active Application Filing
- 2000-01-20 EA EA200100818A patent/EA003222B1/ru not_active IP Right Cessation
- 2000-01-20 ID IDW00200101625A patent/ID29177A/id unknown
- 2000-01-20 CN CNB008030502A patent/CN1174963C/zh not_active Expired - Fee Related
- 2000-01-20 CA CA002361054A patent/CA2361054C/en not_active Expired - Fee Related
-
2001
- 2001-07-11 US US09/902,467 patent/US6392096B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO2000043358A1 (en) | 2000-07-27 |
US6392096B1 (en) | 2002-05-21 |
NL1011123C2 (nl) | 2000-07-27 |
CN1337942A (zh) | 2002-02-27 |
EA003222B1 (ru) | 2003-02-27 |
CA2361054A1 (en) | 2000-07-27 |
ID29177A (id) | 2001-08-09 |
AU2466700A (en) | 2000-08-07 |
US20020035292A1 (en) | 2002-03-21 |
CA2361054C (en) | 2005-11-15 |
CN1174963C (zh) | 2004-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC4A | Registration of transfer of a eurasian patent by assignment | ||
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ KZ KG MD TJ |
|
PC4A | Registration of transfer of a eurasian patent by assignment | ||
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): BY TM RU |