CA2473224C - Process for the preparation of urea - Google Patents
Process for the preparation of urea Download PDFInfo
- Publication number
- CA2473224C CA2473224C CA2473224A CA2473224A CA2473224C CA 2473224 C CA2473224 C CA 2473224C CA 2473224 A CA2473224 A CA 2473224A CA 2473224 A CA2473224 A CA 2473224A CA 2473224 C CA2473224 C CA 2473224C
- Authority
- CA
- Canada
- Prior art keywords
- pressure
- condenser
- urea
- steam
- stripping
- 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.)
- Expired - Fee Related
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00121—Controlling the temperature by direct heating or cooling
- B01J2219/0013—Controlling the temperature by direct heating or cooling by condensation of reactants
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1019848A NL1019848C2 (nl) | 2002-01-28 | 2002-01-28 | Werkwijze voor de bereiding van ureum. |
NL1019848 | 2002-01-28 | ||
PCT/NL2002/000874 WO2003064379A1 (en) | 2002-01-28 | 2002-12-30 | Process for the preparation of urea |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2473224A1 CA2473224A1 (en) | 2003-08-07 |
CA2473224C true CA2473224C (en) | 2012-09-25 |
Family
ID=27656498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2473224A Expired - Fee Related CA2473224C (en) | 2002-01-28 | 2002-12-30 | Process for the preparation of urea |
Country Status (8)
Country | Link |
---|---|
CN (1) | CN1260209C (ru) |
AR (1) | AR038220A1 (ru) |
AU (1) | AU2002360227B2 (ru) |
CA (1) | CA2473224C (ru) |
MY (1) | MY140851A (ru) |
NL (1) | NL1019848C2 (ru) |
RU (1) | RU2301798C2 (ru) |
WO (1) | WO2003064379A1 (ru) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1918273A1 (en) † | 2006-11-04 | 2008-05-07 | Urea Casale S.A. | Process for urea production and related plant |
BR112014026866B1 (pt) * | 2012-05-03 | 2020-09-24 | Stamicarbon B.V. | Processo e aparelho para a produção de ureia a partir de amônia e dióxido de carbono |
GB201208312D0 (en) * | 2012-05-11 | 2012-06-27 | Afc Energy Plc | Fuel cell system |
CN103570588A (zh) * | 2013-08-30 | 2014-02-12 | 北京丰汉工程技术有限公司 | 一种尿素合成装置及合成方法 |
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 |
BR112021016382A2 (pt) * | 2019-03-14 | 2021-10-19 | Toyo Engineering Corporation | Processo e aparelho para produção de ureia |
JP7157684B2 (ja) | 2019-03-14 | 2022-10-20 | 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 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1068268B (it) * | 1976-09-09 | 1985-03-21 | Snam Progetti | Procedimento per la produzione di urea e purificazione delle acque |
NL1003923C2 (nl) * | 1996-08-30 | 1998-03-04 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
-
2002
- 2002-01-28 NL NL1019848A patent/NL1019848C2/nl not_active IP Right Cessation
- 2002-12-30 WO PCT/NL2002/000874 patent/WO2003064379A1/en not_active Application Discontinuation
- 2002-12-30 AU AU2002360227A patent/AU2002360227B2/en not_active Ceased
- 2002-12-30 CA CA2473224A patent/CA2473224C/en not_active Expired - Fee Related
- 2002-12-30 CN CN 02827637 patent/CN1260209C/zh not_active Expired - Lifetime
- 2002-12-30 RU RU2004126243/04A patent/RU2301798C2/ru not_active IP Right Cessation
-
2003
- 2003-01-10 MY MYPI20030081 patent/MY140851A/en unknown
- 2003-01-24 AR ARP030100209 patent/AR038220A1/es not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CA2473224A1 (en) | 2003-08-07 |
RU2004126243A (ru) | 2006-01-27 |
AR038220A1 (es) | 2005-01-05 |
AU2002360227B2 (en) | 2009-02-26 |
NL1019848C2 (nl) | 2003-07-30 |
MY140851A (en) | 2010-01-29 |
WO2003064379A1 (en) | 2003-08-07 |
CN1260209C (zh) | 2006-06-21 |
CN1617853A (zh) | 2005-05-18 |
RU2301798C2 (ru) | 2007-06-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20181231 |