CA2177003C - Method for the preparation of urea - Google Patents

Method for the preparation of urea Download PDF

Info

Publication number
CA2177003C
CA2177003C CA 2177003 CA2177003A CA2177003C CA 2177003 C CA2177003 C CA 2177003C CA 2177003 CA2177003 CA 2177003 CA 2177003 A CA2177003 A CA 2177003A CA 2177003 C CA2177003 C CA 2177003C
Authority
CA
Canada
Prior art keywords
reactor
urea
heat exchanger
zone
condensation
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA 2177003
Other languages
English (en)
French (fr)
Other versions
CA2177003A1 (en
Inventor
Kees Jonckers
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stamicarbon BV
Original Assignee
DSM IP Assets BV
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 DSM IP Assets BV filed Critical DSM IP Assets BV
Publication of CA2177003A1 publication Critical patent/CA2177003A1/en
Application granted granted Critical
Publication of CA2177003C publication Critical patent/CA2177003C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/04—Pressure vessels, e.g. autoclaves
    • 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
    • B01J12/00—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA 2177003 1995-05-23 1996-05-21 Method for the preparation of urea Expired - Lifetime CA2177003C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1000416A NL1000416C2 (nl) 1995-05-23 1995-05-23 Werkwijze voor de bereiding van ureum.
NL1000416 1995-05-23

Publications (2)

Publication Number Publication Date
CA2177003A1 CA2177003A1 (en) 1996-11-24
CA2177003C true CA2177003C (en) 2004-01-20

Family

ID=19761061

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2177003 Expired - Lifetime CA2177003C (en) 1995-05-23 1996-05-21 Method for the preparation of urea

Country Status (3)

Country Link
CN (1) CN1055462C (zh)
CA (1) CA2177003C (zh)
NL (1) NL1000416C2 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101148425B (zh) * 2006-09-22 2011-10-12 北京航天石化技术装备工程公司 一种尿素合成方法
HRP20220027T1 (hr) * 2017-10-27 2022-04-01 Stamicarbon B.V. Visokotlačni karbamatni kondenzator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59122452A (ja) * 1982-12-29 1984-07-14 Toyo Eng Corp 尿素合成管
NL8400839A (nl) * 1984-03-16 1985-10-16 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL8502228A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.

Also Published As

Publication number Publication date
NL1000416C2 (nl) 1996-11-25
CN1055462C (zh) 2000-08-16
CA2177003A1 (en) 1996-11-24
CN1141287A (zh) 1997-01-29

Similar Documents

Publication Publication Date Title
JP7094453B2 (ja) 尿素製造プロセス及び低圧回収部における熱統合を有するプラント
EP0155735A1 (en) Process for the preparation of urea
US5767313A (en) Method for the preparation of urea
EP3436430A1 (en) Urea production with bi-pressurized synthesis
CN115916745B (zh) 热汽提尿素装置和方法
CA2300518C (en) Method for modernizing a urea production plant
CA2323432C (en) Apparatus for effecting gas/liquid contact
WO2016099269A1 (en) Process for urea production
CA2177003C (en) Method for the preparation of urea
EP0086805B1 (en) Process for the preparation of urea
SU602115A3 (ru) Способ получени мочевины
CN1168706C (zh) 制备尿素的方法
RU2721699C2 (ru) Способ производства мочевины с высокотемпературным стриппингом
US4801747A (en) Process for preparing urea
US3258486A (en) Process for urea synthesis
IL24765A (en) Process and device for preparing urea
EP3939963B1 (en) Urea production method
EP0329214A1 (en) Process for concentrating a urea solution
WO2010069691A1 (en) Improvement to the high-pressure loop in a process for synthesis of urea
EP0075056A1 (en) Synthesis system and process for the production of ammonia
SU1253427A3 (ru) Способ получени мочевины
EP0086804A1 (en) Process for the preparation of urea
WO2024172703A1 (ru) Способ и установка для получения карбамида
EP0136765A2 (en) Process for the preparation of urea
EA044065B1 (ru) Установка термического отпаривания и способ производства карбамида

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20160524