IN2014DN05948A - - Google Patents
Info
- Publication number
- IN2014DN05948A IN2014DN05948A IN5948DEN2014A IN2014DN05948A IN 2014DN05948 A IN2014DN05948 A IN 2014DN05948A IN 5948DEN2014 A IN5948DEN2014 A IN 5948DEN2014A IN 2014DN05948 A IN2014DN05948 A IN 2014DN05948A
- Authority
- IN
- India
- Prior art keywords
- stream
- head
- carbon dioxide
- fed
- reactor
- Prior art date
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 2
- 239000001569 carbon dioxide Substances 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- 238000003786 synthesis reaction Methods 0.000 abstract 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 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
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT000013A ITMI20120013A1 (it) | 2012-01-09 | 2012-01-09 | Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper |
| PCT/EP2013/050247 WO2013104638A1 (en) | 2012-01-09 | 2013-01-09 | Process for the synthesis of urea comprising a passivation stream at the stripper bottom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2014DN05948A true IN2014DN05948A (enrdf_load_html_response) | 2015-06-26 |
Family
ID=45571700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN5948DEN2014 IN2014DN05948A (enrdf_load_html_response) | 2012-01-09 | 2013-01-09 |
Country Status (12)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1395383B1 (it) * | 2009-09-09 | 2012-09-14 | Saipem Spa | Metodo di separazione di ammoniaca e diossido di carbonio da soluzioni acquose |
| EP2801396A1 (en) * | 2013-05-10 | 2014-11-12 | Casale Sa | Use of duplex stainless steel in an ammonia-stripping of urea plants |
| EP3178535A1 (en) * | 2015-12-11 | 2017-06-14 | Casale SA | A urea process with high-temperature stripping |
| WO2017171546A1 (en) | 2016-03-30 | 2017-10-05 | Stamicarbon B.V. | Urea production with bi-pressurized synthesis |
| EP3656759A1 (en) | 2018-11-22 | 2020-05-27 | Casale Sa | A process for the synthesis of urea |
| JP7277672B2 (ja) * | 2019-12-30 | 2023-05-19 | スタミカーボン・ベー・フェー | 尿素仕上げからのアンモニア除去 |
| WO2021261999A1 (en) | 2020-06-23 | 2021-12-30 | Stamicarbon B.V. | Thermal stripping urea plant and process |
| JP2023108791A (ja) * | 2022-01-26 | 2023-08-07 | 東洋エンジニアリング株式会社 | 尿素合成方法 |
| WO2024172703A1 (ru) * | 2023-02-16 | 2024-08-22 | Акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (АО "НИИК") | Способ и установка для получения карбамида |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE527914A (enrdf_load_html_response) | 1953-04-15 | |||
| GR33978B (el) | 1966-07-27 | 1968-02-29 | Snam Progetti S.P.A. | Μεθοδος δια την ληψιν ουριας χαμηλης περιεκτικοτητος εις διουριαν. |
| AT290545B (de) | 1967-09-29 | 1971-06-11 | Snam Progetti | Verfahren zur Herstellung von Harnstoff mit niedrigem Carbamatgehalt |
| US4092358A (en) | 1968-09-03 | 1978-05-30 | Snamprogetti S.P.A. | Process for the production of urea having a low carbamate content |
| US3876696A (en) | 1968-09-03 | 1975-04-08 | Snam Progetti | Process for the production of urea having a low carbamate content |
| FR2042135A5 (enrdf_load_html_response) | 1969-04-04 | 1971-02-05 | Snam Progetti | |
| US4137262A (en) | 1969-10-16 | 1979-01-30 | Snam Progetti S.P.A. | Process for the production of urea |
| US3984469A (en) | 1969-10-16 | 1976-10-05 | Snam Progetti S.P.A. | Process for the production of urea |
| NL164328C (nl) | 1970-04-02 | 1980-12-15 | Stamicarbon | Werkwijze voor het verhogen van de weerstand tegen cor- rosie van austenitische chroom-nikkelstalen, alsmede werkwijze voor de bereiding van ureum in apperatuur waarvan de weerstand tegen corrosie aldus is verhoogd. |
| EG10651A (en) * | 1970-04-02 | 1977-10-31 | Snam Progetti | Process for prevention reactors corrosion during production of urea |
| IT1068268B (it) | 1976-09-09 | 1985-03-21 | Snam Progetti | Procedimento per la produzione di urea e purificazione delle acque |
| NO150512C (no) | 1977-05-05 | 1984-10-31 | Montedison Spa | Fremgangsmaate ved fremstilling av urea. |
| IT1141030B (it) | 1980-08-29 | 1986-10-01 | Snam Progetti | Procedimento per la produzione di urea |
| JPS5750954A (en) | 1980-09-12 | 1982-03-25 | Mitsui Toatsu Chem Inc | Synthesis of urea |
| NL8502227A (nl) | 1985-08-12 | 1987-03-02 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| ATE80870T1 (de) | 1987-05-15 | 1992-10-15 | Ammonia Casale Sa | Verfahren zur herstellung von harnstoff. |
| IT1251524B (it) | 1991-03-18 | 1995-05-16 | Vincenzo Lagana | Metodo per la passivazione delle superfici metalliche interessate da condizioni e agenti promotori di corrosione |
| IT1245396B (it) * | 1991-03-22 | 1994-09-20 | Snam Progetti | Procedimento per la produzione di urea ad elevata efficienza energetica |
| US6150555A (en) | 1992-05-08 | 2000-11-21 | Urea Casale, S.A. | Process for urea production |
| 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 |
| IT1290423B1 (it) | 1996-10-17 | 1998-12-03 | Eurotecnica Contractors And En | Procedimento per la sintesi di urea da anidride carbonica e ammoniaca |
| CN1137882C (zh) | 2001-03-23 | 2004-02-11 | 中国寰球工程公司 | 一种全循环尿素生产方法 |
| CN1194963C (zh) | 2002-06-21 | 2005-03-30 | 中国寰球工程公司 | 水溶液全循环尿素高压系统节能增产工艺 |
| ITMI20071029A1 (it) * | 2007-05-22 | 2008-11-23 | Snam Progetti | Procedimento migliorato per la sintesi di urea |
| ITMI20110804A1 (it) * | 2011-05-10 | 2012-11-11 | Saipem Spa | "processo ad alta resa per la sintesi dell'urea" |
-
2012
- 2012-01-09 IT IT000013A patent/ITMI20120013A1/it unknown
-
2013
- 2013-01-09 IN IN5948DEN2014 patent/IN2014DN05948A/en unknown
- 2013-01-09 EP EP13700521.1A patent/EP2802559B1/en active Active
- 2013-01-09 RU RU2014132872A patent/RU2617407C2/ru active
- 2013-01-09 MY MYPI2014002021A patent/MY162976A/en unknown
- 2013-01-09 WO PCT/EP2013/050247 patent/WO2013104638A1/en active Application Filing
- 2013-01-09 CA CA2860715A patent/CA2860715C/en active Active
- 2013-01-09 CN CN201380013361.3A patent/CN104159888B/zh active Active
- 2013-01-09 US US14/371,144 patent/US9199926B2/en active Active
- 2013-01-09 MX MX2014008371A patent/MX368955B/es active IP Right Grant
- 2013-01-09 AR ARP130100070A patent/AR089688A1/es active IP Right Grant
- 2013-09-01 UA UAA201408980A patent/UA112214C2/uk unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP2802559A1 (en) | 2014-11-19 |
| CN104159888B (zh) | 2017-03-22 |
| US9199926B2 (en) | 2015-12-01 |
| WO2013104638A1 (en) | 2013-07-18 |
| AR089688A1 (es) | 2014-09-10 |
| CA2860715C (en) | 2020-04-07 |
| CN104159888A (zh) | 2014-11-19 |
| RU2014132872A (ru) | 2016-02-27 |
| MX368955B (es) | 2019-10-23 |
| MX2014008371A (es) | 2015-05-15 |
| RU2617407C2 (ru) | 2017-04-25 |
| UA112214C2 (uk) | 2016-08-10 |
| EP2802559B1 (en) | 2016-03-30 |
| MY162976A (en) | 2017-07-31 |
| CA2860715A1 (en) | 2013-07-18 |
| ITMI20120013A1 (it) | 2013-07-10 |
| US20150025273A1 (en) | 2015-01-22 |
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