MY140851A - Process for the preparation of urea - Google Patents
Process for the preparation of ureaInfo
- Publication number
- MY140851A MY140851A MYPI20030081A MY140851A MY 140851 A MY140851 A MY 140851A MY PI20030081 A MYPI20030081 A MY PI20030081A MY 140851 A MY140851 A MY 140851A
- Authority
- MY
- Malaysia
- Prior art keywords
- pressure
- urea
- condenser
- steam
- synthesis solution
- 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
-
- 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1019848A NL1019848C2 (nl) | 2002-01-28 | 2002-01-28 | Werkwijze voor de bereiding van ureum. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MY140851A true MY140851A (en) | 2010-01-29 |
Family
ID=27656498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MYPI20030081 MY140851A (en) | 2002-01-28 | 2003-01-10 | Process for the preparation of urea |
Country Status (8)
| Country | Link |
|---|---|
| CN (1) | CN1260209C (fr) |
| AR (1) | AR038220A1 (fr) |
| AU (1) | AU2002360227B2 (fr) |
| CA (1) | CA2473224C (fr) |
| MY (1) | MY140851A (fr) |
| NL (1) | NL1019848C2 (fr) |
| RU (1) | RU2301798C2 (fr) |
| WO (1) | WO2003064379A1 (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1918273A1 (fr) † | 2006-11-04 | 2008-05-07 | Urea Casale S.A. | Procédé et installation pour la production d'urée |
| WO2013165246A1 (fr) * | 2012-05-03 | 2013-11-07 | Stamicarbon B.V. | Procédé et appareil de production d'urée à partir d'ammoniac et de dioxyde de carbone |
| 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 |
| 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 |
| US12247002B2 (en) | 2019-03-14 | 2025-03-11 | Toyo Engineering Corporation | Process and apparatus for urea production |
| EP3736415A1 (fr) * | 2019-05-10 | 2020-11-11 | Yara International ASA | Ensemble de réseau de vapeur pour une installation comprenant une unité de production d'ammoniac et une unité de production d'urée |
| CN118742537A (zh) | 2022-02-21 | 2024-10-01 | 斯塔米卡邦有限公司 | 低缩二脲的尿素生产 |
Family Cites Families (5)
| 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 |
| EP0611753B1 (fr) * | 1993-01-07 | 1999-10-27 | Urea Casale S.A. | Procédé amélioré de production d'urée incluant une étape de strippage de dioxide de carbone |
| US5767313A (en) * | 1995-05-23 | 1998-06-16 | Dsm N.V. | Method for the preparation of urea |
| NL1003923C2 (nl) * | 1996-08-30 | 1998-03-04 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| MXPA02012329A (es) * | 2000-06-15 | 2003-04-25 | Urea Casale Sa | Proceso y planta para la produccion de urea. |
-
2002
- 2002-01-28 NL NL1019848A patent/NL1019848C2/nl not_active IP Right Cessation
- 2002-12-30 CA CA2473224A patent/CA2473224C/fr not_active Expired - Fee Related
- 2002-12-30 RU RU2004126243/04A patent/RU2301798C2/ru not_active IP Right Cessation
- 2002-12-30 CN CN 02827637 patent/CN1260209C/zh not_active Expired - Lifetime
- 2002-12-30 AU AU2002360227A patent/AU2002360227B2/en not_active Ceased
- 2002-12-30 WO PCT/NL2002/000874 patent/WO2003064379A1/fr not_active Ceased
-
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 (fr) | 2003-08-07 |
| RU2004126243A (ru) | 2006-01-27 |
| CN1260209C (zh) | 2006-06-21 |
| NL1019848C2 (nl) | 2003-07-30 |
| AR038220A1 (es) | 2005-01-05 |
| CN1617853A (zh) | 2005-05-18 |
| CA2473224C (fr) | 2012-09-25 |
| WO2003064379A1 (fr) | 2003-08-07 |
| AU2002360227B2 (en) | 2009-02-26 |
| RU2301798C2 (ru) | 2007-06-27 |
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