CA2586286C - Process for increasing the capacity of an existing urea process - Google Patents
Process for increasing the capacity of an existing urea process Download PDFInfo
- Publication number
- CA2586286C CA2586286C CA2586286A CA2586286A CA2586286C CA 2586286 C CA2586286 C CA 2586286C CA 2586286 A CA2586286 A CA 2586286A CA 2586286 A CA2586286 A CA 2586286A CA 2586286 C CA2586286 C CA 2586286C
- Authority
- CA
- Canada
- Prior art keywords
- reactor
- stripper
- pressure
- stream
- condenser
- Prior art date
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 120
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 239000004202 carbamide Substances 0.000 title claims abstract description 45
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 95
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 82
- 239000007789 gas Substances 0.000 claims abstract description 58
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 42
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 36
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 28
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 claims description 36
- 229910000069 nitrogen hydride Inorganic materials 0.000 claims description 6
- 238000011084 recovery Methods 0.000 description 57
- 239000007788 liquid Substances 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 4
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 3
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 3
- 238000005201 scrubbing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001868 water Inorganic materials 0.000 description 2
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1027697 | 2004-12-09 | ||
| NL1027697A NL1027697C2 (nl) | 2004-12-09 | 2004-12-09 | Werkwijze voor het verhogen van de capaciteit van een bestaand ureumproces. |
| PCT/EP2005/012201 WO2006061083A1 (en) | 2004-12-09 | 2005-11-11 | Process for increasing the capacity of an existing urea process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2586286A1 CA2586286A1 (en) | 2006-06-15 |
| CA2586286C true CA2586286C (en) | 2014-02-04 |
Family
ID=34974666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2586286A Active CA2586286C (en) | 2004-12-09 | 2005-11-11 | Process for increasing the capacity of an existing urea process |
Country Status (8)
| Country | Link |
|---|---|
| CN (1) | CN101076512B (zh) |
| AR (2) | AR051992A1 (zh) |
| AU (1) | AU2005313622B2 (zh) |
| CA (1) | CA2586286C (zh) |
| EA (1) | EA011378B1 (zh) |
| EG (1) | EG26100A (zh) |
| NL (1) | NL1027697C2 (zh) |
| WO (1) | WO2006061083A1 (zh) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1923383A1 (en) | 2006-11-20 | 2008-05-21 | Urea Casale S.A. | Method for the modernization of a urea production plant |
| WO2008068210A1 (en) * | 2006-12-08 | 2008-06-12 | Dsm Ip Assets B.V. | Process for the preparation of urea |
| EP2107051A1 (en) * | 2008-04-02 | 2009-10-07 | DSM IP Assets B.V. | Process for inreasing the capacity of an existing urea plant |
| EP2128129A1 (en) | 2008-05-20 | 2009-12-02 | Urea Casale S.A. | Method for the modernization of a urea production plant |
| CN102020590A (zh) * | 2009-09-11 | 2011-04-20 | 江苏恒盛化肥有限公司 | 二氧化碳气提法尿素装置低压系统的改良装置 |
| ITMI20110804A1 (it) * | 2011-05-10 | 2012-11-11 | Saipem Spa | "processo ad alta resa per la sintesi dell'urea" |
| EP2784062A1 (en) | 2013-03-27 | 2014-10-01 | Urea Casale SA | Method for revamping a self-stripping urea plant |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3364579D1 (en) * | 1982-06-03 | 1986-08-28 | Montedison Spa | Method for avoiding the corrosion of strippers in urea manufacturing plants |
| US4613697A (en) * | 1982-06-08 | 1986-09-23 | Montedison S.P.A. | Process for the displacement to the gaseous phase of the excess of NH3 |
| US6274767B1 (en) * | 1992-11-19 | 2001-08-14 | Urea Casale, S.A. | Process for the revamping of urea synthesis plants consisting of a stripper with ammonia |
| IT1275451B (it) * | 1995-06-30 | 1997-08-07 | Snam Progetti | Procedimento per la sintesi dell'urea comprendente due separate zone di reazione |
| NL1004977C2 (nl) * | 1997-01-13 | 1998-07-15 | Dsm Nv | Methode om de capaciteit van een bestaand ureum proces te verhogen. |
| NL1017990C2 (nl) * | 2001-05-03 | 2002-11-05 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
-
2004
- 2004-12-09 NL NL1027697A patent/NL1027697C2/nl active Search and Examination
-
2005
- 2005-11-11 CA CA2586286A patent/CA2586286C/en active Active
- 2005-11-11 AU AU2005313622A patent/AU2005313622B2/en active Active
- 2005-11-11 WO PCT/EP2005/012201 patent/WO2006061083A1/en active Application Filing
- 2005-11-11 EA EA200701242A patent/EA011378B1/ru not_active IP Right Cessation
- 2005-11-11 CN CN2005800424332A patent/CN101076512B/zh active Active
- 2005-12-09 AR ARP050105175A patent/AR051992A1/es active IP Right Grant
-
2007
- 2007-06-10 EG EGPCTNA2007000556A patent/EG26100A/en active
-
2016
- 2016-04-07 AR ARP160100942A patent/AR104203A2/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EA200701242A1 (ru) | 2007-10-26 |
| EG26100A (en) | 2013-02-17 |
| NL1027697C2 (nl) | 2006-06-12 |
| AU2005313622A1 (en) | 2006-06-15 |
| CA2586286A1 (en) | 2006-06-15 |
| AR051992A1 (es) | 2007-02-21 |
| CN101076512A (zh) | 2007-11-21 |
| EA011378B1 (ru) | 2009-02-27 |
| AU2005313622B2 (en) | 2011-08-25 |
| AR104203A2 (es) | 2017-07-05 |
| CN101076512B (zh) | 2010-12-01 |
| WO2006061083A1 (en) | 2006-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |