EG25401A - Process for the preparation of urea. - Google Patents
Process for the preparation of urea.Info
- Publication number
- EG25401A EG25401A EGNA2007000006A EG25401A EG 25401 A EG25401 A EG 25401A EG NA2007000006 A EGNA2007000006 A EG NA2007000006A EG 25401 A EG25401 A EG 25401A
- Authority
- EG
- Egypt
- Prior art keywords
- urea
- preparation
- 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
-
- 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
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1026607A NL1026607C2 (nl) | 2004-07-07 | 2004-07-07 | Werkwijze voor de bereiding van ureum. |
| PCT/NL2005/000408 WO2006004395A1 (en) | 2004-07-07 | 2005-06-06 | Process for the preparation of urea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EG25401A true EG25401A (en) | 2011-12-27 |
Family
ID=34969774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EGNA2007000006 EG25401A (en) | 2004-07-07 | 2007-01-04 | Process for the preparation of urea. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US7622609B2 (xx) |
| EP (1) | EP1763508B1 (xx) |
| JP (1) | JP4903697B2 (xx) |
| KR (1) | KR101199734B1 (xx) |
| CN (1) | CN1980887B (xx) |
| AR (1) | AR049969A1 (xx) |
| AT (1) | ATE517863T1 (xx) |
| AU (1) | AU2005260266B2 (xx) |
| BR (1) | BRPI0513012B1 (xx) |
| CA (1) | CA2569711C (xx) |
| EA (1) | EA011376B1 (xx) |
| EG (1) | EG25401A (xx) |
| NL (1) | NL1026607C2 (xx) |
| NO (1) | NO338620B1 (xx) |
| PL (1) | PL1763508T3 (xx) |
| WO (1) | WO2006004395A1 (xx) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2534129B1 (en) * | 2010-02-12 | 2017-09-06 | Stamicarbon B.V. | Removal of ammonia in urea finishing |
| EP2397463A1 (en) * | 2010-06-16 | 2011-12-21 | Urea Casale SA | Method for revamping a self-stripping urea plant |
| WO2013165245A1 (en) * | 2012-05-03 | 2013-11-07 | Stamicarbon B.V. | Urea production plant |
| WO2017192032A1 (en) | 2016-05-03 | 2017-11-09 | Stamicarbon B.V. | Urea production with controlled biuret |
| IT201700121364A1 (it) * | 2017-10-25 | 2019-04-25 | Saipem Spa | Apparato e metodo per il trattamento di vapori di processo provenienti da una sezione di concentrazione sottovuoto di un impianto urea |
| KR102564759B1 (ko) * | 2017-10-27 | 2023-08-07 | 스태미카본 비.브이. | 고압 카바메이트 응축기 |
| AU2018366077B2 (en) * | 2017-11-10 | 2021-07-08 | Stamicarbon B.V. | Urea production process and plant |
| JP2024522586A (ja) | 2021-06-11 | 2024-06-21 | スタミカーボン・ベー・フェー | トリプルｍｐストリームによる尿素の製造 |
| CN118434713A (zh) * | 2021-12-20 | 2024-08-02 | 斯塔米卡邦有限公司 | 热汽提尿素生产 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8900152A (nl) * | 1989-01-23 | 1990-08-16 | Stamicarbon | Werkwijze voor de bereiding van ureum. |
| IT1232669B (it) * | 1989-09-15 | 1992-03-02 | Snam Progetti | Procedimento per la produzione di urea con elevato rendimento energetico. |
| CN1051075C (zh) * | 1992-12-23 | 2000-04-05 | 中国五环化学工程公司 | 二氧化碳气提法尿素生产工艺及装置 |
| 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. |
| NL1020388C2 (nl) * | 2002-04-15 | 2003-10-17 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
-
2004
- 2004-07-07 NL NL1026607A patent/NL1026607C2/nl not_active IP Right Cessation
-
2005
- 2005-06-06 AU AU2005260266A patent/AU2005260266B2/en active Active
- 2005-06-06 BR BRPI0513012-3A patent/BRPI0513012B1/pt active IP Right Grant
- 2005-06-06 CA CA2569711A patent/CA2569711C/en active Active
- 2005-06-06 AT AT05752045T patent/ATE517863T1/de not_active IP Right Cessation
- 2005-06-06 KR KR1020077000322A patent/KR101199734B1/ko active IP Right Grant
- 2005-06-06 EP EP05752045A patent/EP1763508B1/en active Active
- 2005-06-06 JP JP2007520246A patent/JP4903697B2/ja active Active
- 2005-06-06 EA EA200700288A patent/EA011376B1/ru not_active IP Right Cessation
- 2005-06-06 WO PCT/NL2005/000408 patent/WO2006004395A1/en active Application Filing
- 2005-06-06 CN CN2005800228943A patent/CN1980887B/zh active Active
- 2005-06-06 PL PL05752045T patent/PL1763508T3/pl unknown
- 2005-06-06 US US11/631,289 patent/US7622609B2/en active Active
- 2005-07-07 AR ARP050102827A patent/AR049969A1/es active IP Right Grant
-
2007
- 2007-01-04 EG EGNA2007000006 patent/EG25401A/xx active
- 2007-02-06 NO NO20070689A patent/NO338620B1/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO338620B1 (no) | 2016-09-19 |
| AR049969A1 (es) | 2006-09-20 |
| BRPI0513012A (pt) | 2008-04-22 |
| AU2005260266A1 (en) | 2006-01-12 |
| KR101199734B1 (ko) | 2012-11-08 |
| CN1980887A (zh) | 2007-06-13 |
| AU2005260266B2 (en) | 2011-09-01 |
| EA011376B1 (ru) | 2009-02-27 |
| EP1763508A1 (en) | 2007-03-21 |
| ATE517863T1 (de) | 2011-08-15 |
| NL1026607C2 (nl) | 2006-01-10 |
| CA2569711A1 (en) | 2006-01-12 |
| US20080300422A1 (en) | 2008-12-04 |
| CA2569711C (en) | 2013-07-30 |
| EA200700288A1 (ru) | 2007-06-29 |
| KR20070038095A (ko) | 2007-04-09 |
| BRPI0513012B1 (pt) | 2015-04-22 |
| NO20070689L (no) | 2007-04-03 |
| EP1763508B1 (en) | 2011-07-27 |
| US7622609B2 (en) | 2009-11-24 |
| WO2006004395A1 (en) | 2006-01-12 |
| JP4903697B2 (ja) | 2012-03-28 |
| CN1980887B (zh) | 2012-03-14 |
| PL1763508T3 (pl) | 2011-12-30 |
| JP2008505888A (ja) | 2008-02-28 |
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