BR112019022989A2 - processo e planta para a síntese de uréia - Google Patents

processo e planta para a síntese de uréia Download PDF

Info

Publication number
BR112019022989A2
BR112019022989A2 BR112019022989A BR112019022989A BR112019022989A2 BR 112019022989 A2 BR112019022989 A2 BR 112019022989A2 BR 112019022989 A BR112019022989 A BR 112019022989A BR 112019022989 A BR112019022989 A BR 112019022989A BR 112019022989 A2 BR112019022989 A2 BR 112019022989A2
Authority
BR
Brazil
Prior art keywords
plant
decomposer
recovery section
synthesis
condenser
Prior art date
Application number
BR112019022989A
Other languages
English (en)
Inventor
Fumagalli Matteo
Bertini Paolo
Gabbiadini Serena
Original Assignee
Casale Sa
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=59093338&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112019022989(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Casale Sa filed Critical Casale Sa
Publication of BR112019022989A2 publication Critical patent/BR112019022989A2/pt

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
    • 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
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives
    • C07C273/16—Separation; Purification
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

a presente invenção se refere a uma planta para a síntese de uréia compreendendo: uma seção de síntese (101), em que amônia (1) e dióxido de carbono (2) reagem para determinar uma solução aquosa (3) contendo uréia e carbamato de amônio; pelo menos uma seção de recuperação (mp, lp) alimentada com referida solução aquosa despressurizada e em um estado de duas fases; referida seção de recuperação compreendendo um separador (104, 108) que processa referida solução de duas fases; um pré-decompositor (105, 109), um decompositor (106, 110) e um condensador (107, 111), em que as correntes gasosas obtidas no separador (104, 108) e no decompositor (106, 110) são condensadas em referido condensador (107, 111) da seção de recuperação (mp, lp).
BR112019022989A 2017-05-05 2018-04-30 processo e planta para a síntese de uréia BR112019022989A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17169655.2A EP3398935A1 (en) 2017-05-05 2017-05-05 Process and plant for the synthesis of urea
PCT/EP2018/061025 WO2018202619A1 (en) 2017-05-05 2018-04-30 Process and plant for the synthesis of urea

Publications (1)

Publication Number Publication Date
BR112019022989A2 true BR112019022989A2 (pt) 2020-05-19

Family

ID=59093338

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112019022989A BR112019022989A2 (pt) 2017-05-05 2018-04-30 processo e planta para a síntese de uréia

Country Status (10)

Country Link
US (1) US11279671B2 (pt)
EP (2) EP3398935A1 (pt)
CN (1) CN110997628B (pt)
AU (1) AU2018262097A1 (pt)
BR (1) BR112019022989A2 (pt)
CA (1) CA3061969A1 (pt)
MY (1) MY191868A (pt)
RU (1) RU2019138456A (pt)
SA (1) SA519410411B1 (pt)
WO (1) WO2018202619A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4168389A1 (en) * 2020-06-23 2023-04-26 Stamicarbon B.V. Thermal stripping urea plant and process
US20240059623A1 (en) * 2022-02-15 2024-02-22 Stamicarbon B.V. Stripping-type urea plant for def production

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2913493A (en) * 1956-10-03 1959-11-17 Hydrocarbon Research Inc Urea synthesis
US3091637A (en) * 1960-05-17 1963-05-28 Chemical Construction Corp Dual cycle urea synthesis process
US3317601A (en) * 1962-08-08 1967-05-02 Toyo Koatsu Ind Inc Synthesizing urea
US3354205A (en) * 1964-03-26 1967-11-21 Chemical Construction Corp Urea synthesis process
FR1423412A (fr) * 1964-09-08 1966-01-03 Snam Spa Procédé pour la fabrication de l'urée par synthèse à partir de l'ammoniac et de l'anhydride carbonique, comportant un recyclage total de la partie non transformée en urée
CH498811A (de) * 1967-05-22 1970-11-15 Chemical Construction Corp Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxyd
US3579636A (en) * 1968-05-16 1971-05-18 Ivo Mavrovic Urea synthesis process
US3636106A (en) * 1968-09-12 1972-01-18 Chemical Construction Corp Process for urea synthesis
US3932504A (en) * 1970-05-19 1976-01-13 Vulcan-Cincinnati, Inc. Urea manufacture
US3808271A (en) * 1970-06-29 1974-04-30 I Mavrovic Urea synthesis
US3759992A (en) * 1970-06-29 1973-09-18 I Mavrovic Urea synthesis
US3886210A (en) * 1970-06-29 1975-05-27 Ivo Mavrovic Urea synthesis with improved heat recovery and ammonium carbamate recirculation
US3824283A (en) * 1970-11-02 1974-07-16 Chemical Construction Corp Urea synthesis process
US4296252A (en) * 1980-05-23 1981-10-20 Ivo Mavrovic Urea synthesis process
NL8104040A (nl) * 1981-09-01 1983-04-05 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
JPS61109760A (ja) 1984-11-02 1986-05-28 Toyo Eng Corp 尿素製造法
DE69326881D1 (de) * 1993-01-07 1999-12-02 Urea Casale Sa Verbessertes Verfahren zur Produktion von Harnstoff unter Verwendung eines Schrittes zur Kohlendioxidentfernung
CN1036582C (zh) * 1993-08-02 1997-12-03 中国五环化学工程总公司 节能、节资、安全型尿素生产工艺及装置
EP1719755A1 (en) * 2005-05-04 2006-11-08 Urea Casale S.A. Process for urea production and related plant
EP1918274A1 (en) * 2006-11-04 2008-05-07 Urea Casale S.A. Integrated process for urea and melamine production
EP1918273A1 (en) * 2006-11-04 2008-05-07 Urea Casale S.A. Process for urea production and related plant
EP2107051A1 (en) * 2008-04-02 2009-10-07 DSM IP Assets B.V. Process for inreasing the capacity of an existing urea plant
EP2123634A1 (en) * 2008-05-19 2009-11-25 DSM IP Assets B.V. Process for the production of urea from ammonia and carbon dioxide
EP2153880A1 (en) * 2008-07-31 2010-02-17 Urea Casale S.A. Process and plant for the production of a urea solution for use in SCR process for reduction of Nox
EP2583961B1 (en) * 2010-06-16 2016-09-28 Mitsui Chemicals, Inc. Carbamate production method, isocyanate production method, carbamate production device and isocyanate production device
ITMI20110804A1 (it) * 2011-05-10 2012-11-11 Saipem Spa "processo ad alta resa per la sintesi dell'urea"
CN102816091A (zh) * 2011-06-10 2012-12-12 安徽省科捷再生能源利用有限公司 水溶液全循环尿素节能生产工艺
EP2602245A1 (en) * 2011-12-05 2013-06-12 Urea Casale SA A process for synthesis of urea and a related arrangement for a reaction section of a urea plant
JP6541570B2 (ja) 2012-05-03 2019-07-10 スタミカーボン・ベー・フェー アンモニア及び二酸化炭素から尿素を製造するための方法、並びに装置
WO2013165245A1 (en) * 2012-05-03 2013-11-07 Stamicarbon B.V. Urea production plant
WO2014104893A1 (en) * 2012-12-28 2014-07-03 Stamicarbon B.V. Urea plant revamping method
CN105026365B (zh) * 2012-12-28 2018-01-09 斯塔米卡邦有限公司 尿素合成方法和设备
EP2784062A1 (en) * 2013-03-27 2014-10-01 Urea Casale SA Method for revamping a self-stripping urea plant
DE102013113980A1 (de) * 2013-12-12 2015-06-18 Thyssenkrupp Ag Verfahren zur Herstellung von Ammoniakgas und CO2 für eine Harnstoffsynthese
PL3169419T3 (pl) * 2014-07-17 2020-07-13 Stamicarbon B.V. Sposób wykonania produktu mocznikowego
CN104387296B (zh) * 2014-10-28 2016-09-28 河南骏化发展股份有限公司 一种尿素生产工艺
ES2573717B1 (es) * 2015-07-08 2017-01-16 Roberto ESTEFANO LAGARRIGUE Procedimiento para la producción de urea orgánica así como urea orgánica y AUS32 obtenidas por este procedimiento
US10501407B2 (en) * 2015-09-08 2019-12-10 Toyo Engineering Corporation Urea manufacturing method and urea manufacturing apparatus
CA2997368C (en) * 2015-09-08 2023-05-09 Toyo Engineering Corporation Urea manufacturing method and urea manufacturing apparatus
EP3178535A1 (en) * 2015-12-11 2017-06-14 Casale SA A urea process with high-temperature stripping
US10287241B2 (en) * 2016-05-13 2019-05-14 Kellogg Brown & Root Llc Methods and systems for producing urea
IT201600115907A1 (it) * 2016-11-16 2018-05-16 Saipem Spa Processo e impianto integrati di produzione di urea e miscele uas (urea-amonio solfato)
EP3323805A1 (en) * 2016-11-18 2018-05-23 Casale SA A process for integrated production of urea and urea-ammonium nitrate
EP3366645A1 (en) * 2017-02-28 2018-08-29 Casale Sa Ammonia-urea integrated process and plant
US10919846B2 (en) * 2018-12-21 2021-02-16 Stamicarbon B.V. Urea production process and plant with heat integration in low pressure recovery section

Also Published As

Publication number Publication date
AU2018262097A1 (en) 2019-11-07
EP3398935A1 (en) 2018-11-07
EP3619194A1 (en) 2020-03-11
US11279671B2 (en) 2022-03-22
CN110997628A (zh) 2020-04-10
CA3061969A1 (en) 2018-11-08
MY191868A (en) 2022-07-18
WO2018202619A1 (en) 2018-11-08
SA519410411B1 (ar) 2022-12-08
EP3619194B1 (en) 2021-03-03
CN110997628B (zh) 2022-05-06
US20200190023A1 (en) 2020-06-18
RU2019138456A (ru) 2021-06-07

Similar Documents

Publication Publication Date Title
BR112014026866A2 (pt) processo e aparelho para a produção de ureia a partir de amônia e dióxido de carbono
BR112019022989A2 (pt) processo e planta para a síntese de uréia
AR086313A1 (es) Procedimiento de alto rendimiento para la sintesis de urea
BR112016024878A2 (pt) processo e instalação para a síntese de ureia e melamina
BR112013032910A2 (pt) processo de acabamento de ureia
WO2007017860A3 (en) Method for the production of fertilizer and co2
UA88136C2 (ru) Способ получения меламина и установка для его осуществления
EA200700288A1 (ru) Способ получения мочевины
GEP201706674B (en) Urea synthesis process and plant
BR112018013318A2 (pt) processo para seletividade aumentada e capacidade para a captura de sulfeto de hidrogênio a partir de gases ácidos
BRPI0520094A2 (pt) processo e instalação para produção de uréia
EA201290614A1 (ru) Способ стриппинга мочевины для производства мочевины
BR112018003324A2 (pt) processo e sistema para remover dióxido de enxofre do gás de combustão
BR112018074772A2 (pt) método para a redução da emissão de metanol de uma planta de amônia
BR112018016929A2 (pt) método para renovar uma instalação de melamina de alta pressão
EA200702484A1 (ru) Способ концентрирования потока водного карбамата аммония
BR112018075238A2 (pt) processo para produção de amônia
UA96587C2 (ru) Способ совместного получения продукта, содержащего оксид серы, и удобрения
EA201070769A1 (ru) Способ получения меламина
EA201792343A1 (ru) Способ и система для интегрированного производства карбамида и меламина
UA112806C2 (uk) Спосіб і установка для виробництва карбаміду і спосіб модернізації установки для виробництва карбаміду
SA519410268B1 (ar) عملية مدمجة لإنتاج كربونات الجليسرول (4-هيدروكسي ميثيل-2-أوكسو-1، 3-ديوكسولان) ويوريا
MY196060A (en) Plant For The Synthesis Of Melamine With Offgas Recovery In A Tied-In Urea Plant
CL2018000488A1 (es) Un reactor - condensador para la síntesis de urea
WO2019026044A8 (en) A urea production process and production plant using co2 produced by oxy-combustion

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B350 Update of information on the portal [chapter 15.35 patent gazette]
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]