ATE484493T1 - Verfahren zur modernisierung einer anlage zur herstellung von harnstoff - Google Patents
Verfahren zur modernisierung einer anlage zur herstellung von harnstoffInfo
- Publication number
- ATE484493T1 ATE484493T1 AT08005391T AT08005391T ATE484493T1 AT E484493 T1 ATE484493 T1 AT E484493T1 AT 08005391 T AT08005391 T AT 08005391T AT 08005391 T AT08005391 T AT 08005391T AT E484493 T1 ATE484493 T1 AT E484493T1
- Authority
- AT
- Austria
- Prior art keywords
- stripping unit
- urea
- reactor
- flow
- unit
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 5
- 239000004202 carbamide Substances 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 6
- 229910021529 ammonia Inorganic materials 0.000 abstract 4
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 3
- 239000001569 carbon dioxide Substances 0.000 abstract 3
- 238000009833 condensation Methods 0.000 abstract 3
- 230000005494 condensation Effects 0.000 abstract 3
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 239000011541 reaction mixture Substances 0.000 abstract 2
- 238000003786 synthesis reaction Methods 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP07006566A EP1975151A1 (de) | 2007-03-29 | 2007-03-29 | Verfahren zur Modernisierung einer Anlage zur Herstellung von Harnstoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE484493T1 true ATE484493T1 (de) | 2010-10-15 |
Family
ID=38473975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT08005391T ATE484493T1 (de) | 2007-03-29 | 2008-03-21 | Verfahren zur modernisierung einer anlage zur herstellung von harnstoff |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US7674933B2 (de) |
| EP (2) | EP1975151A1 (de) |
| CN (1) | CN101274906B (de) |
| AT (1) | ATE484493T1 (de) |
| BR (1) | BRPI0800762B1 (de) |
| CA (1) | CA2627827C (de) |
| DE (1) | DE602008002956D1 (de) |
| EG (1) | EG26014A (de) |
| RU (1) | RU2458915C2 (de) |
| SA (1) | SA08290167B1 (de) |
| UA (1) | UA95610C2 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EA029247B9 (ru) * | 2012-12-28 | 2018-03-30 | Стамикарбон Б.В. | Способ усовершенствования установки синтеза мочевины |
| 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 |
| EP4479376A1 (de) * | 2022-02-15 | 2024-12-25 | Stamicarbon B.V. | Strippende harnstoffanlage zur def-produktion |
| WO2025198471A1 (en) | 2024-03-20 | 2025-09-25 | Stamicarbon B.V. | Urea plant with modified condenser and modified reactor internals |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8303424A (nl) * | 1983-10-06 | 1985-05-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| CH679485A5 (de) * | 1989-12-29 | 1992-02-28 | Ammonia Casale Sa | |
| US6274767B1 (en) * | 1992-11-19 | 2001-08-14 | Urea Casale, S.A. | Process for the revamping of urea synthesis plants consisting of a stripper with ammonia |
| DE69326881D1 (de) * | 1993-01-07 | 1999-12-02 | Urea Casale Sa | Verbessertes Verfahren zur Produktion von Harnstoff unter Verwendung eines Schrittes zur Kohlendioxidentfernung |
| EP1036787B1 (de) * | 1999-03-16 | 2003-06-04 | Urea Casale S.A. | Verfahren zur Modernisierung einer Harnstoffanlage |
| EP1201298A1 (de) | 2000-10-24 | 2002-05-02 | Urea Casale S.A. | Karbamatkondensationsvorrichtung |
-
2007
- 2007-03-29 EP EP07006566A patent/EP1975151A1/de not_active Withdrawn
-
2008
- 2008-03-19 US US12/051,529 patent/US7674933B2/en active Active
- 2008-03-21 AT AT08005391T patent/ATE484493T1/de not_active IP Right Cessation
- 2008-03-21 DE DE602008002956T patent/DE602008002956D1/de active Active
- 2008-03-21 EP EP08005391A patent/EP1975152B1/de not_active Not-in-force
- 2008-03-25 BR BRPI0800762-4A patent/BRPI0800762B1/pt not_active IP Right Cessation
- 2008-03-26 SA SA08290167A patent/SA08290167B1/ar unknown
- 2008-03-28 CA CA2627827A patent/CA2627827C/en active Active
- 2008-03-28 UA UAA200803920A patent/UA95610C2/ru unknown
- 2008-03-28 CN CN2008100858695A patent/CN101274906B/zh not_active Expired - Fee Related
- 2008-03-28 RU RU2008111875/04A patent/RU2458915C2/ru active
- 2008-03-30 EG EG2008030539A patent/EG26014A/en active
Also Published As
| Publication number | Publication date |
|---|---|
| EG26014A (en) | 2012-12-10 |
| SA08290167B1 (ar) | 2012-02-12 |
| CA2627827C (en) | 2016-05-10 |
| CA2627827A1 (en) | 2008-09-29 |
| EP1975152A1 (de) | 2008-10-01 |
| CN101274906A (zh) | 2008-10-01 |
| RU2458915C2 (ru) | 2012-08-20 |
| BRPI0800762A2 (pt) | 2008-11-25 |
| EP1975152B1 (de) | 2010-10-13 |
| US20080242890A1 (en) | 2008-10-02 |
| DE602008002956D1 (de) | 2010-11-25 |
| CN101274906B (zh) | 2013-01-23 |
| UA95610C2 (ru) | 2011-08-25 |
| BRPI0800762B1 (pt) | 2017-08-01 |
| US7674933B2 (en) | 2010-03-09 |
| EP1975151A1 (de) | 2008-10-01 |
| RU2008111875A (ru) | 2009-10-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE486057T1 (de) | Verfahren zur herstellung von isocyanaten | |
| ATE414687T1 (de) | Verfahren zur herstellung eines amins | |
| ATE506341T1 (de) | Verfahren zur herstellung von di- und polyaminen der diphenylmethanreihe | |
| ATE447549T1 (de) | Verfahren zur kontinuierlichen herstellung von isocyanaten | |
| EP1637523A4 (de) | Verfahren zur herstellung einer pyrimidin-4-onverbindung | |
| ATE448190T1 (de) | Verfahren zur herstellung von dinitrotoluol | |
| ATE482190T1 (de) | Verfahren zur herstellung von toluylendiisocyanat | |
| ATE463474T1 (de) | Verfahren zur herstellung von acrolein, oder acrylsäure oder deren gemisch aus propan | |
| DE502008003008D1 (de) | Reaktor und verfahren zur herstellung von schwefelwasserstoff | |
| DE602008002956D1 (de) | Verfahren zur Modernisierung einer Anlage zur Herstellung von Harnstoff | |
| DE502005006163D1 (de) | Verfahren zur herstellung quartärer ammoniumverbindungen hoher reinheit | |
| DE50301828D1 (de) | Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe mit vermindertem Farbwert | |
| DE69908548D1 (de) | Verfahren zur gleichzeitigen Modernisierung einer Ammoniakherstellungsanlage und einer Harnstoffherstellungsanlage | |
| ATE426586T1 (de) | Verfahren zur herstellung von cyclohexanon und cyclohexanol | |
| DE502007006479D1 (de) | Integriertes verfahren zur herstellung von benzol und ammoniak ausgehend von aliphatischen kohlenwasserstoffen und stickstoff | |
| ATE397579T1 (de) | Verfahren zur herstellung von 2,3,5- trimethylhydrochinondiacylaten | |
| DE602004011960D1 (de) | Verfahren zur herstellung von polycarbonat | |
| BRPI0520094A2 (pt) | processo e instalação para produção de uréia | |
| EA200900790A1 (ru) | Способ получения мочевины | |
| ATE486837T1 (de) | Verfahren zur herstellung von alkandicarbonsäure | |
| DE602006021397D1 (de) | Verfahren zur herstellung von (z)-1-phenyl-1-(n,n-diethylaminocarbonyl)idomethylcyclopropan | |
| ATE376984T1 (de) | Verfahren und vorrichtung zur herstellung von harnstoff | |
| DE602005021615D1 (de) | Mischung von dodecanthiolen, verfahren zu deren herstellung und deren verwendung | |
| ATE458716T1 (de) | Verfahren zur herstellung von cyclohexanon-oxim | |
| GEP201706706B (en) | Urea production process and plant and method for modernization urea roduction plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |