RU2617407C2 - Способ синтеза мочевины, включающий организацию пассивирующего потока в нижней части отгонной колонны - Google Patents

Способ синтеза мочевины, включающий организацию пассивирующего потока в нижней части отгонной колонны Download PDF

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RU2617407C2
RU2617407C2 RU2014132872A RU2014132872A RU2617407C2 RU 2617407 C2 RU2617407 C2 RU 2617407C2 RU 2014132872 A RU2014132872 A RU 2014132872A RU 2014132872 A RU2014132872 A RU 2014132872A RU 2617407 C2 RU2617407 C2 RU 2617407C2
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reactor
ammonia
pressure
liquid
gas
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RU2014132872A
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Russian (ru)
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RU2014132872A (ru
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Лино КАРЛЕССИ
Алессандро Джанацца
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САИПЕМ С.п.А.
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    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
RU2014132872A 2012-01-09 2013-01-09 Способ синтеза мочевины, включающий организацию пассивирующего потока в нижней части отгонной колонны RU2617407C2 (ru)

Applications Claiming Priority (3)

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
ITMI2012A000013 2012-01-09
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 (2)

Publication Number Publication Date
RU2014132872A RU2014132872A (ru) 2016-02-27
RU2617407C2 true RU2617407C2 (ru) 2017-04-25

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ID=45571700

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2014132872A RU2617407C2 (ru) 2012-01-09 2013-01-09 Способ синтеза мочевины, включающий организацию пассивирующего потока в нижней части отгонной колонны

Country Status (12)

Country Link
US (1) US9199926B2 (enExample)
EP (1) EP2802559B1 (enExample)
CN (1) CN104159888B (enExample)
AR (1) AR089688A1 (enExample)
CA (1) CA2860715C (enExample)
IN (1) IN2014DN05948A (enExample)
IT (1) ITMI20120013A1 (enExample)
MX (1) MX368955B (enExample)
MY (1) MY162976A (enExample)
RU (1) RU2617407C2 (enExample)
UA (1) UA112214C2 (enExample)
WO (1) WO2013104638A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2811862C1 (ru) * 2023-02-16 2024-01-18 Акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (АО "НИИК") Способ и установка для получения карбамида
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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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
US10376859B2 (en) 2016-03-30 2019-08-13 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
CN115916745B (zh) 2020-06-23 2023-09-08 斯塔米卡邦有限公司 热汽提尿素装置和方法
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

Citations (3)

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GB1341497A (en) * 1970-04-02 1973-12-19 Snam Progetti Process for the production of urea
RU2043336C1 (ru) * 1991-03-22 1995-09-10 Снампрогетти С.п.А Способ получения мочевины из аммиака и диоксида углерода
WO2008141832A1 (en) * 2007-05-22 2008-11-27 Saipem S.P.A. Enhanced process for the synthesis of urea

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NL77361C (enExample) 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.
DK118396B (da) 1967-09-29 1970-08-17 Snam Progetti Fremgangsmåde til fremstilling af urinstof.
US3876696A (en) 1968-09-03 1975-04-08 Snam Progetti Process for the production of urea having a low carbamate content
US4092358A (en) 1968-09-03 1978-05-30 Snamprogetti S.P.A. Process for the production of urea having a low carbamate content
FR2042135A5 (enExample) 1969-04-04 1971-02-05 Snam Progetti
US3984469A (en) 1969-10-16 1976-10-05 Snam Progetti S.P.A. Process for the production of urea
US4137262A (en) 1969-10-16 1979-01-30 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.
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.
EP0306614B1 (en) * 1987-05-15 1992-09-23 Ammonia Casale S.A. Improvements of processes and plants for the production of urea
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
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
ITMI20110804A1 (it) * 2011-05-10 2012-11-11 Saipem Spa "processo ad alta resa per la sintesi dell'urea"

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1341497A (en) * 1970-04-02 1973-12-19 Snam Progetti Process for the production of urea
RU2043336C1 (ru) * 1991-03-22 1995-09-10 Снампрогетти С.п.А Способ получения мочевины из аммиака и диоксида углерода
WO2008141832A1 (en) * 2007-05-22 2008-11-27 Saipem S.P.A. Enhanced process for the synthesis of urea

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2811862C1 (ru) * 2023-02-16 2024-01-18 Акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (АО "НИИК") Способ и установка для получения карбамида
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

Also Published As

Publication number Publication date
WO2013104638A1 (en) 2013-07-18
UA112214C2 (uk) 2016-08-10
CN104159888A (zh) 2014-11-19
IN2014DN05948A (enExample) 2015-06-26
US20150025273A1 (en) 2015-01-22
CN104159888B (zh) 2017-03-22
MY162976A (en) 2017-07-31
MX2014008371A (es) 2015-05-15
ITMI20120013A1 (it) 2013-07-10
EP2802559B1 (en) 2016-03-30
CA2860715A1 (en) 2013-07-18
US9199926B2 (en) 2015-12-01
AR089688A1 (es) 2014-09-10
CA2860715C (en) 2020-04-07
MX368955B (es) 2019-10-23
RU2014132872A (ru) 2016-02-27
EP2802559A1 (en) 2014-11-19

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