AU2003225426A1 - Process for the preparation of urea - Google Patents

Process for the preparation of urea

Info

Publication number
AU2003225426A1
AU2003225426A1 AU2003225426A AU2003225426A AU2003225426A1 AU 2003225426 A1 AU2003225426 A1 AU 2003225426A1 AU 2003225426 A AU2003225426 A AU 2003225426A AU 2003225426 A AU2003225426 A AU 2003225426A AU 2003225426 A1 AU2003225426 A1 AU 2003225426A1
Authority
AU
Australia
Prior art keywords
urea
preparation
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.)
Abandoned
Application number
AU2003225426A
Inventor
Lambertus Wilhelmus Gevers
Johannes Henricus Mennen
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.)
DSM IP Assets 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 AU2003225426A1 publication Critical patent/AU2003225426A1/en
Abandoned legal-status Critical Current

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AU2003225426A 2002-04-15 2003-04-02 Process for the preparation of urea Abandoned AU2003225426A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1020388 2002-04-15
NL1020388A NL1020388C2 (en) 2002-04-15 2002-04-15 Process for the preparation of urea.
PCT/NL2003/000244 WO2003087043A1 (en) 2002-04-15 2003-04-02 Process for the preparation of urea

Publications (1)

Publication Number Publication Date
AU2003225426A1 true AU2003225426A1 (en) 2003-10-27

Family

ID=29244984

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003225426A Abandoned AU2003225426A1 (en) 2002-04-15 2003-04-02 Process for the preparation of urea

Country Status (3)

Country Link
AU (1) AU2003225426A1 (en)
NL (1) NL1020388C2 (en)
WO (1) WO2003087043A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1026607C2 (en) * 2004-07-07 2006-01-10 Dsm Ip Assets Bv Process for the preparation of urea.
CN101175717B (en) 2005-05-13 2011-07-06 斯塔米卡邦有限公司 Method for concentrating an aqueous ammonium carbamate stream
EP2505581A1 (en) * 2011-03-31 2012-10-03 Stamicarbon B.V. Zero emission urea process and plant
CN110003056A (en) 2012-05-03 2019-07-12 斯塔米卡邦有限公司 Urea Preparation equipment
EP2801396A1 (en) * 2013-05-10 2014-11-12 Casale Sa Use of duplex stainless steel in an ammonia-stripping of urea plants
CN103804237B (en) * 2014-01-09 2016-05-18 中盐安徽红四方股份有限公司 In a kind of reduction, press the method for ammonia content in air body and firing property thereof
CN109110762B (en) * 2018-09-25 2023-07-21 江苏宏仁特种气体有限公司 CO preparation device and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573651A (en) * 1978-11-30 1980-06-03 Toyo Eng Corp Preparation of urea
IT1269996B (en) * 1994-09-22 1997-04-16 Snam Progetti METHOD TO RESTORE THE FUNCTIONALITY OF A STRONG CORROSION EQUIPMENT IN A UREA PRODUCTION PLANT

Also Published As

Publication number Publication date
NL1020388C2 (en) 2003-10-17
WO2003087043A1 (en) 2003-10-23

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase