BRPI0923520A2 - aperfeiçoamento em circuito de alta pressão em um processo para síntase de uréia - Google Patents
aperfeiçoamento em circuito de alta pressão em um processo para síntase de uréiaInfo
- Publication number
- BRPI0923520A2 BRPI0923520A2 BRPI0923520A BRPI0923520A BRPI0923520A2 BR PI0923520 A2 BRPI0923520 A2 BR PI0923520A2 BR PI0923520 A BRPI0923520 A BR PI0923520A BR PI0923520 A BRPI0923520 A BR PI0923520A BR PI0923520 A2 BRPI0923520 A2 BR PI0923520A2
- Authority
- BR
- Brazil
- Prior art keywords
- synthase
- urea
- high pressure
- pressure circuit
- circuit improvement
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title 1
- 239000004202 carbamide Substances 0.000 title 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0005—Degasification of liquids with one or more auxiliary substances
- B01D19/001—Degasification of liquids with one or more auxiliary substances by bubbling steam through the liquid
- B01D19/0015—Degasification of liquids with one or more auxiliary substances by bubbling steam through the liquid in contact columns containing plates, grids or other filling elements
-
- 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
- B01J2219/00002—Chemical plants
- B01J2219/00004—Scale aspects
- B01J2219/00006—Large-scale industrial plants
-
- 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
- B01J2219/00002—Chemical plants
- B01J2219/00018—Construction aspects
- B01J2219/00024—Revamping, retrofitting or modernisation of existing plants
-
- 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
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00105—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling
- B01J2219/00108—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours
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 |
|---|---|---|---|
| EP0821875.3 | 2008-12-17 | ||
| EP08021875A EP2199279A1 (en) | 2008-12-17 | 2008-12-17 | Improvement to the high-pressure loop in a process for synthesis of urea |
| PCT/EP2009/065294 WO2010069691A1 (en) | 2008-12-17 | 2009-11-17 | Improvement to the high-pressure loop in a process for synthesis of urea |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| BRPI0923520A2 true BRPI0923520A2 (pt) | 2016-01-26 |
| BRPI0923520A8 BRPI0923520A8 (pt) | 2017-10-03 |
| BRPI0923520B1 BRPI0923520B1 (pt) | 2017-11-14 |
Family
ID=40640270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0923520-5A BRPI0923520B1 (pt) | 2008-12-17 | 2009-11-17 | Performance in high pressure circuit in a process for synthesis of uréia |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US8129565B2 (pt) |
| EP (2) | EP2199279A1 (pt) |
| CN (1) | CN102256935B (pt) |
| BR (1) | BRPI0923520B1 (pt) |
| CA (1) | CA2743659C (pt) |
| RU (1) | RU2513768C2 (pt) |
| UA (1) | UA102575C2 (pt) |
| WO (1) | WO2010069691A1 (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2502881A1 (en) * | 2011-03-24 | 2012-09-26 | Urea Casale S.A. | Process and plant for ammonia-urea production |
| EP2567953A1 (en) | 2011-09-09 | 2013-03-13 | Urea Casale SA | A carbon dioxide stripping urea plant with a natural-circulation synthesis loop and a method for retrofitting such plant |
| 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 |
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 |
| DE3565532D1 (en) * | 1984-05-19 | 1988-11-17 | Ammonia Casale Sa | Process for the preparation of urea |
| IT1232669B (it) * | 1989-09-15 | 1992-03-02 | Snam Progetti | Procedimento per la produzione di urea con elevato rendimento energetico. |
| IT1245396B (it) * | 1991-03-22 | 1994-09-20 | Snam Progetti | Procedimento per la produzione di urea ad elevata efficienza energetica |
| RU2280026C1 (ru) * | 2005-04-18 | 2006-07-20 | Открытое Акционерное Общество "Научно-Исследовательский И Проектный Институт Карбамида И Продуктов Органического Синтеза" (Оао Ниик) | Способ и установка для получения карбамида |
-
2008
- 2008-12-17 EP EP08021875A patent/EP2199279A1/en not_active Withdrawn
-
2009
- 2009-11-17 BR BRPI0923520-5A patent/BRPI0923520B1/pt active IP Right Grant
- 2009-11-17 US US13/140,286 patent/US8129565B2/en active Active
- 2009-11-17 CN CN200980151285.6A patent/CN102256935B/zh active Active
- 2009-11-17 CA CA2743659A patent/CA2743659C/en active Active
- 2009-11-17 RU RU2011129207/04A patent/RU2513768C2/ru active
- 2009-11-17 WO PCT/EP2009/065294 patent/WO2010069691A1/en active Application Filing
- 2009-11-17 UA UAA201108860A patent/UA102575C2/ru unknown
- 2009-11-17 EP EP09752373A patent/EP2358667B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2513768C2 (ru) | 2014-04-20 |
| BRPI0923520A8 (pt) | 2017-10-03 |
| RU2011129207A (ru) | 2013-01-27 |
| EP2358667B1 (en) | 2013-04-03 |
| EP2199279A1 (en) | 2010-06-23 |
| UA102575C2 (ru) | 2013-07-25 |
| US8129565B2 (en) | 2012-03-06 |
| CA2743659A1 (en) | 2010-06-24 |
| CN102256935A (zh) | 2011-11-23 |
| WO2010069691A1 (en) | 2010-06-24 |
| BRPI0923520B1 (pt) | 2017-11-14 |
| CN102256935B (zh) | 2015-07-01 |
| EP2358667A1 (en) | 2011-08-24 |
| US20110306791A1 (en) | 2011-12-15 |
| CA2743659C (en) | 2016-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 3A ANUIDADE. |
|
| B08H | Application fees: decision cancelled [chapter 8.8 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO RPI 2384 DE 13/09/2016. |
|
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B25A | Requested transfer of rights approved |
Owner name: CASALE SA (CH) |
|
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |