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
Application number
Other languages
English (en)
Inventor
Lino Carlessi
Alessandro Gianazza
Original Assignee
Saipem Spa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=45571700&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN2014DN05948(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Saipem Spa filed Critical Saipem Spa
Publication of IN2014DN05948A publication Critical patent/IN2014DN05948A/en

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
    • 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)
IN5948DEN2014 2012-01-09 2013-01-09 IN2014DN05948A (no)

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 (no) 2015-06-26

Family

ID=45571700

Family Applications (1)

Application Number Title Priority Date Filing Date
IN5948DEN2014 IN2014DN05948A (no) 2012-01-09 2013-01-09

Country Status (12)

Country Link
US (1) US9199926B2 (no)
EP (1) EP2802559B1 (no)
CN (1) CN104159888B (no)
AR (1) AR089688A1 (no)
CA (1) CA2860715C (no)
IN (1) IN2014DN05948A (no)
IT (1) ITMI20120013A1 (no)
MX (1) MX368955B (no)
MY (1) MY162976A (no)
RU (1) RU2617407C2 (no)
UA (1) UA112214C2 (no)
WO (1) WO2013104638A1 (no)

Families Citing this family (9)

* 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
CN114901636A (zh) * 2019-12-30 2022-08-12 斯塔米卡邦有限公司 从尿素精加工中去除氨
CA3186903A1 (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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE527914A (no) 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.
NO145949C (no) 1967-09-29 1982-06-30 Snam Progetti Fremgangsmaate for fremstilling av urea
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
GB1292515A (en) 1969-04-04 1972-10-11 Snam Progetti Process for producing urea
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.
IL36465A (en) 1970-04-02 1974-07-31 Zardi U Process for the 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.
ES2035146T3 (es) 1987-05-15 1993-04-16 Ammonia Casale S.A. Mejoras en procedimientos y plantas para la produccion de 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
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"

Also Published As

Publication number Publication date
ITMI20120013A1 (it) 2013-07-10
CA2860715A1 (en) 2013-07-18
MY162976A (en) 2017-07-31
AR089688A1 (es) 2014-09-10
EP2802559A1 (en) 2014-11-19
CA2860715C (en) 2020-04-07
UA112214C2 (uk) 2016-08-10
MX368955B (es) 2019-10-23
RU2617407C2 (ru) 2017-04-25
CN104159888A (zh) 2014-11-19
WO2013104638A1 (en) 2013-07-18
MX2014008371A (es) 2015-05-15
EP2802559B1 (en) 2016-03-30
US20150025273A1 (en) 2015-01-22
RU2014132872A (ru) 2016-02-27
CN104159888B (zh) 2017-03-22
US9199926B2 (en) 2015-12-01

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