ES2000389A6 - Un procedimiento de preparacion de urea - Google Patents
Un procedimiento de preparacion de ureaInfo
- Publication number
- ES2000389A6 ES2000389A6 ES8600966A ES8600966A ES2000389A6 ES 2000389 A6 ES2000389 A6 ES 2000389A6 ES 8600966 A ES8600966 A ES 8600966A ES 8600966 A ES8600966 A ES 8600966A ES 2000389 A6 ES2000389 A6 ES 2000389A6
- Authority
- ES
- Spain
- Prior art keywords
- pressure
- urea
- gas mixture
- synthesis
- solution
- 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
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8502227A NL8502227A (nl) | 1985-08-12 | 1985-08-12 | Werkwijze voor de bereiding van ureum. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2000389A6 true ES2000389A6 (es) | 1988-02-16 |
Family
ID=19846410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES8600966A Expired ES2000389A6 (es) | 1985-08-12 | 1986-08-08 | Un procedimiento de preparacion de urea |
Country Status (19)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8800259A (nl) * | 1988-02-04 | 1989-09-01 | Stamicarbon | Werkwijze voor het concentreren van een ureumoplossing. |
| IT1232669B (it) * | 1989-09-15 | 1992-03-02 | Snam Progetti | Procedimento per la produzione di urea con elevato rendimento energetico. |
| EP0544056B1 (en) * | 1991-11-14 | 1998-06-24 | Urea Casale S.A. | Process for urea production with differentiated yield reaction spaces |
| US5523482A (en) * | 1993-05-14 | 1996-06-04 | Urea Casale S.A. | Process and plant for the production of urea in reaction spaces with different yields |
| ZA96686B (en) * | 1995-02-01 | 1996-08-16 | Urea Casale Sa | Process and plant for the production of urea with high conversion yield and low energy consumption |
| IT1274362B (it) * | 1995-02-16 | 1997-07-17 | Snam Progetti | Procedimento ad alta resa per la sintesi dell'urea |
| US5597454A (en) * | 1995-04-06 | 1997-01-28 | Lee; Jing M. | Process for producing urea |
| JP4358428B2 (ja) | 2000-11-01 | 2009-11-04 | 東洋エンジニアリング株式会社 | 尿素製造方法 |
| JP4627959B2 (ja) * | 2001-07-23 | 2011-02-09 | 東洋エンジニアリング株式会社 | 尿素合成方法 |
| EP1279663B2 (en) † | 2001-07-23 | 2010-07-28 | Toyo Engineering Corporation | Urea synthesis process |
| EP1918273A1 (en) * | 2006-11-04 | 2008-05-07 | Urea Casale S.A. | Process for urea production and related plant |
| ITMI20071029A1 (it) | 2007-05-22 | 2008-11-23 | Snam Progetti | Procedimento migliorato per la sintesi di urea |
| EP2343274A1 (en) * | 2010-01-07 | 2011-07-13 | Stamicarbon B.V. | A urea stripping process for the production of urea |
| ITMI20110804A1 (it) | 2011-05-10 | 2012-11-11 | Saipem Spa | "processo ad alta resa per la sintesi dell'urea" |
| ITMI20120013A1 (it) | 2012-01-09 | 2013-07-10 | Saipem Spa | Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper |
| US10501407B2 (en) | 2015-09-08 | 2019-12-10 | Toyo Engineering Corporation | Urea manufacturing method and urea manufacturing apparatus |
| JP2024506980A (ja) | 2021-02-22 | 2024-02-15 | スタミカーボン・ベー・フェー | 尿素製造プロセス及び並列ｍｐユニットを備えたプラント |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3406201A (en) * | 1965-06-18 | 1968-10-15 | Exxon Research Engineering Co | Urea synthesis |
| NL172058C (nl) * | 1972-06-12 | 1983-07-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| JPS5268129A (en) * | 1975-12-05 | 1977-06-06 | Mitsui Toatsu Chem Inc | Recovery of unreacted material and heat on urea synthesis |
| IT1068268B (it) * | 1976-09-09 | 1985-03-21 | Snam Progetti | Procedimento per la produzione di urea e purificazione delle acque |
| IT1065422B (it) * | 1976-12-23 | 1985-02-25 | Snam Progetti | Processo ammoniaca-urea integrato per la produzione di urea |
| JPS5750954A (en) * | 1980-09-12 | 1982-03-25 | Mitsui Toatsu Chem Inc | Synthesis of urea |
| GB2089786B (en) * | 1980-12-23 | 1985-02-20 | Mitsui Toatsu Chemicals | Process for synthesizing urea |
| NL8303888A (nl) * | 1983-11-13 | 1985-06-03 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
-
1985
- 1985-08-12 NL NL8502227A patent/NL8502227A/nl not_active Application Discontinuation
-
1986
- 1986-08-02 KR KR1019860006383A patent/KR870002057A/ko not_active Application Discontinuation
- 1986-08-06 YU YU01397/86A patent/YU139786A/xx unknown
- 1986-08-07 EP EP86201386A patent/EP0212744A1/en not_active Withdrawn
- 1986-08-08 HU HU863515A patent/HUT45970A/hu unknown
- 1986-08-08 ZA ZA865985A patent/ZA865985B/xx unknown
- 1986-08-08 SU SU864027931A patent/SU1494865A3/ru active
- 1986-08-08 GR GR862097A patent/GR862097B/el unknown
- 1986-08-08 BR BR8603801A patent/BR8603801A/pt unknown
- 1986-08-08 ES ES8600966A patent/ES2000389A6/es not_active Expired
- 1986-08-08 NO NO863211A patent/NO163097C/no unknown
- 1986-08-09 CN CN198686105256A patent/CN86105256A/zh active Pending
- 1986-08-11 TR TR449/86A patent/TR22843A/xx unknown
- 1986-08-11 IL IL79678A patent/IL79678A0/xx unknown
- 1986-08-11 BG BG076137A patent/BG45384A3/xx unknown
- 1986-08-11 US US06/895,430 patent/US4801745A/en not_active Expired - Fee Related
- 1986-08-11 AU AU61039/86A patent/AU592360B2/en not_active Expired - Fee Related
- 1986-08-12 JP JP61187947A patent/JPS6239559A/ja active Pending
- 1986-08-12 OA OA58927A patent/OA08383A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BG45384A3 (bg) | 1989-05-15 |
| OA08383A (fr) | 1988-02-29 |
| AU6103986A (en) | 1987-02-19 |
| US4801745A (en) | 1989-01-31 |
| GR862097B (en) | 1986-12-30 |
| HUT45970A (en) | 1988-09-28 |
| JPS6239559A (ja) | 1987-02-20 |
| NO163097B (no) | 1989-12-27 |
| TR22843A (tr) | 1988-08-22 |
| SU1494865A3 (ru) | 1989-07-15 |
| AU592360B2 (en) | 1990-01-11 |
| NL8502227A (nl) | 1987-03-02 |
| NO163097C (no) | 1990-04-04 |
| YU139786A (en) | 1988-04-30 |
| NO863211L (no) | 1987-02-13 |
| IL79678A0 (en) | 1986-11-30 |
| ZA865985B (en) | 1987-03-25 |
| KR870002057A (ko) | 1987-03-28 |
| EP0212744A1 (en) | 1987-03-04 |
| BR8603801A (pt) | 1987-03-17 |
| NO863211D0 (no) | 1986-08-08 |
| CN86105256A (zh) | 1987-04-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2000389A6 (es) | Un procedimiento de preparacion de urea | |
| ES541294A0 (es) | Un procedimiento para la preparacion de urea | |
| ES2000605A6 (es) | Un procedimiento para la preparacion de urea | |
| TNSN87124A1 (fr) | Procede de preparation d'uree | |
| EG20972A (en) | Process and plant for the production of urea with high conversion yield and low energy consumption | |
| ES443998A1 (es) | Procedimiento para el tratamiento de vapor de agua generado al concentrar una solucion acuosa de urea. | |
| OA07039A (fr) | Procédé de préparation d'urée. | |
| EP0136764A3 (en) | Process for the preparation of urea |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 20000202 |