UA85789C2 - Способ получения мочевины, секция и установка для его осуществления - Google Patents

Способ получения мочевины, секция и установка для его осуществления

Info

Publication number
UA85789C2
UA85789C2 UAA200710911A UAA200710911A UA85789C2 UA 85789 C2 UA85789 C2 UA 85789C2 UA A200710911 A UAA200710911 A UA A200710911A UA A200710911 A UAA200710911 A UA A200710911A UA 85789 C2 UA85789 C2 UA 85789C2
Authority
UA
Ukraine
Prior art keywords
ammonium carbamate
reaction mixture
synthesis reactor
ammonia
reaction
Prior art date
Application number
UAA200710911A
Other languages
English (en)
Ukrainian (uk)
Inventor
Доменико Ромити
Паоло Стики
Original Assignee
Уреа Касале С. А.
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
Application filed by Уреа Касале С. А. filed Critical Уреа Касале С. А.
Publication of UA85789C2 publication Critical patent/UA85789C2/ru

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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • 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
    • 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
    • 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
    • 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
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from the reactor
    • 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
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00105—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2219/00108—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours
    • 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
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/182—Details relating to the spatial orientation of the reactor horizontal
    • 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
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/185—Details relating to the spatial orientation of the reactor vertical
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

В заявке описан способ получения мочевины из аммиака и диоксида углерода, взаимодействующих в соответствующем реакторе (112) синтеза при заданном высоком давлении; в результате реакции между NНи СOполучают реакционную смесь, которая содержит мочевину, карбамат аммония и несвязанный аммиак в водном растворе, из которой удаляют карбамат аммония и аммиак с их последующей рециркуляцией в реактор (112) синтеза; указанное удаление из реакционной смеси осуществляется на технологических стадиях разложения карбамата аммония на NНи СОи их отпаривание и на последующей технологической стадии их повторной конденсации с получением карбамата аммония, который рециркулирует в реактор синтеза; указанная реакционная смесь, полученная в результате реакции межд
UAA200710911A 2005-03-03 2005-11-15 Способ получения мочевины, секция и установка для его осуществления UA85789C2 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05004732A EP1700847A1 (en) 2005-03-03 2005-03-03 Process for urea production and related plant

Publications (1)

Publication Number Publication Date
UA85789C2 true UA85789C2 (ru) 2009-02-25

Family

ID=34934052

Family Applications (1)

Application Number Title Priority Date Filing Date
UAA200710911A UA85789C2 (ru) 2005-03-03 2005-11-15 Способ получения мочевины, секция и установка для его осуществления

Country Status (10)

Country Link
US (1) US8383856B2 (ru)
EP (2) EP1700847A1 (ru)
KR (1) KR20070110118A (ru)
CN (1) CN101137618B (ru)
BR (1) BRPI0520094B1 (ru)
CA (1) CA2599822C (ru)
EG (1) EG24992A (ru)
RU (1) RU2395492C2 (ru)
UA (1) UA85789C2 (ru)
WO (1) WO2006094541A2 (ru)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA019803B1 (ru) * 2006-12-08 2014-06-30 Стамикарбон Б.В. Способ получения мочевины
DE102007022445A1 (de) * 2007-05-10 2008-11-13 Evonik Degussa Gmbh Verfahren zur Herstellung von Aminen
EP2567953A1 (en) * 2011-09-09 2013-03-13 Urea Casale SA A carbon dioxide stripping urea plant with a natural-circulation synthesis loop and a method for retrofitting such plant
BR112017010834B1 (pt) * 2014-11-27 2020-02-04 Stamicarbon método e instalação para produzir ureia-nitrato de amônio (uan)
CN106349207A (zh) * 2016-08-30 2017-01-25 中国科学院山西煤炭化学研究所 一种co2与多元醇间接制备环状有机碳酸酯的工艺
JP7406236B2 (ja) * 2019-12-13 2023-12-27 国立大学法人東京工業大学 尿素生成法
WO2021239955A1 (en) 2020-05-29 2021-12-02 Casale Sa Process and plant for the synthesis of urea
CN117643824B (zh) * 2024-01-29 2024-03-29 山东兴鲁承宏新材料科技有限公司 一种原液混合装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232983A (en) * 1960-01-08 1966-02-01 Pullman Inc Urea synthesis
US4198191A (en) * 1978-04-07 1980-04-15 General Electric Company Vaporization cooled dielectric fluid pump
US4613697A (en) * 1982-06-08 1986-09-23 Montedison S.P.A. Process for the displacement to the gaseous phase of the excess of NH3
AU5741594A (en) * 1992-12-17 1994-07-04 Thermatrix Inc. Method and apparatus for control of fugitive voc emissions
AU4346796A (en) * 1994-12-23 1996-07-19 Urea Casale S.A. Process and plant for urea production with reaction spaces having differentiated yields
JPH08325222A (ja) * 1995-06-02 1996-12-10 Toyo Eng Corp 尿素の製造方法
JP4191879B2 (ja) * 2000-07-04 2008-12-03 東洋エンジニアリング株式会社 尿素合成方法および装置
NL1019081C2 (nl) * 2001-10-01 2003-04-02 Dsm Nv Werkwijze voor de bereiding van ureum.

Also Published As

Publication number Publication date
BRPI0520094A2 (pt) 2009-04-14
KR20070110118A (ko) 2007-11-15
EG24992A (en) 2011-04-14
CN101137618A (zh) 2008-03-05
EP1863758A2 (en) 2007-12-12
CA2599822A1 (en) 2006-09-14
EP1863758B1 (en) 2012-06-13
WO2006094541A3 (en) 2006-11-23
BRPI0520094B1 (pt) 2015-09-15
RU2007136609A (ru) 2009-04-10
CN101137618B (zh) 2010-09-29
RU2395492C2 (ru) 2010-07-27
EP1700847A1 (en) 2006-09-13
CA2599822C (en) 2013-12-31
US20080219900A1 (en) 2008-09-11
US8383856B2 (en) 2013-02-26
WO2006094541A2 (en) 2006-09-14

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