MX2012007800A - Proceso de division de urea para la produccion de urea. - Google Patents
Proceso de division de urea para la produccion de urea.Info
- Publication number
- MX2012007800A MX2012007800A MX2012007800A MX2012007800A MX2012007800A MX 2012007800 A MX2012007800 A MX 2012007800A MX 2012007800 A MX2012007800 A MX 2012007800A MX 2012007800 A MX2012007800 A MX 2012007800A MX 2012007800 A MX2012007800 A MX 2012007800A
- Authority
- MX
- Mexico
- Prior art keywords
- urea
- stripper
- recovery section
- liquid
- solution
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 9
- 239000004202 carbamide Substances 0.000 title abstract 9
- 238000000034 method Methods 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 abstract 5
- 239000007788 liquid Substances 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 239000001569 carbon dioxide Substances 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)
Abstract
La invención es concerniente con un proceso para producir urea, en donde una solución de urea acuosa que sale de una zona de reacción de urea es alimentada a un agotador, en donde parte del amoníaco y dióxido de carbono no convertido es separada de la solución de urea acuosa, tal solución sale del agotador a una primera sección de recuperación y una o más secciones de recuperación seriales y es alimentada subsecuentemente a una o más secciones de concentración de urea, en donde la solución de urea que sale del separador es sometida a una expansión adiabática, creando así un vapor y un líquido, que son separados antes de que el líquido entre a una primera sección de recuperación y el vapor es condensado. La invención es concerniente además con una planta de urea que comprende un agotador y una primera sección de recuperación, en donde una válvula de expansión adiabática y un separador líquido/gas son provistos entre el agotador y la primera sección de recuperación.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10150235A EP2343274A1 (en) | 2010-01-07 | 2010-01-07 | A urea stripping process for the production of urea |
| PCT/NL2011/050012 WO2011084060A1 (en) | 2010-01-07 | 2011-01-07 | A urea stripping process for the production of urea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2012007800A true MX2012007800A (es) | 2012-08-01 |
Family
ID=42261889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2012007800A MX2012007800A (es) | 2010-01-07 | 2011-01-07 | Proceso de division de urea para la produccion de urea. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US9447032B2 (es) |
| EP (2) | EP2343274A1 (es) |
| CN (1) | CN102712581B (es) |
| CA (1) | CA2779841C (es) |
| EA (1) | EA024085B1 (es) |
| EG (1) | EG27075A (es) |
| MX (1) | MX2012007800A (es) |
| PL (1) | PL2521710T3 (es) |
| WO (1) | WO2011084060A1 (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016171562A1 (en) | 2015-04-23 | 2016-10-27 | Stamicarbon B.V. | Method and system for the integrated production of urea and melamine |
| EP3178535A1 (en) * | 2015-12-11 | 2017-06-14 | Casale SA | A urea process with high-temperature stripping |
| 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 |
| EP4168389B1 (en) | 2020-06-23 | 2024-12-25 | Stamicarbon B.V. | Thermal stripping urea plant and process |
| CA3211520A1 (en) | 2021-02-22 | 2022-08-25 | Stamicarbon B.V. | Urea production process and plant with parallel mp units |
| EP4082643A1 (en) * | 2021-04-28 | 2022-11-02 | Casale Sa | Improvements to equipment of urea plants |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4003928A (en) * | 1971-02-03 | 1977-01-18 | Stamicarbon N.V. | Process for the preparation of urea |
| JPS5746954A (en) * | 1980-09-05 | 1982-03-17 | Mitsui Toatsu Chem Inc | Synthesis of urea |
| JPS5867661A (ja) * | 1981-10-16 | 1983-04-22 | Mitsui Toatsu Chem Inc | 尿素合成法 |
| NL8502227A (nl) * | 1985-08-12 | 1987-03-02 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| NL1003923C2 (nl) * | 1996-08-30 | 1998-03-04 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| DE60201384T3 (de) * | 2001-07-23 | 2012-01-26 | Toyo Engineering Corp. | Verfahren zur Harnstoffsynthese |
| NL1021637C2 (nl) * | 2002-07-29 | 2004-01-30 | Dsm Nv | Werkwijze voor het vergroten van de capaciteit van een ureumfabriek. |
| WO2009008422A1 (ja) * | 2007-07-11 | 2009-01-15 | Sumitomo Chemical Company, Limited | 混合ガスの製造方法および製造装置、ならびにエポキシ化合物の製造装置および製造方法 |
-
2010
- 2010-01-07 EP EP10150235A patent/EP2343274A1/en not_active Withdrawn
-
2011
- 2011-01-07 PL PL11701876T patent/PL2521710T3/pl unknown
- 2011-01-07 EA EA201290614A patent/EA024085B1/ru not_active IP Right Cessation
- 2011-01-07 CA CA2779841A patent/CA2779841C/en active Active
- 2011-01-07 WO PCT/NL2011/050012 patent/WO2011084060A1/en not_active Ceased
- 2011-01-07 MX MX2012007800A patent/MX2012007800A/es active IP Right Grant
- 2011-01-07 CN CN201180005470.1A patent/CN102712581B/zh active Active
- 2011-01-07 US US13/504,121 patent/US9447032B2/en active Active
- 2011-01-07 EP EP11701876.2A patent/EP2521710B1/en active Active
-
2012
- 2012-07-12 EG EG2012071210A patent/EG27075A/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| PL2521710T3 (pl) | 2014-08-29 |
| CN102712581A (zh) | 2012-10-03 |
| CA2779841C (en) | 2018-01-02 |
| EP2343274A1 (en) | 2011-07-13 |
| US20120302789A1 (en) | 2012-11-29 |
| EP2521710A1 (en) | 2012-11-14 |
| EA201290614A1 (ru) | 2012-12-28 |
| EP2521710B1 (en) | 2014-03-05 |
| CN102712581B (zh) | 2014-11-05 |
| WO2011084060A1 (en) | 2011-07-14 |
| CA2779841A1 (en) | 2011-07-14 |
| EG27075A (en) | 2015-05-18 |
| EA024085B1 (ru) | 2016-08-31 |
| US9447032B2 (en) | 2016-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Grant or registration |