CH433244A - Process for the production of urea - Google Patents

Process for the production of urea

Info

Publication number
CH433244A
CH433244A CH356462A CH356462A CH433244A CH 433244 A CH433244 A CH 433244A CH 356462 A CH356462 A CH 356462A CH 356462 A CH356462 A CH 356462A CH 433244 A CH433244 A CH 433244A
Authority
CH
Switzerland
Prior art keywords
urea
production
Prior art date
Application number
CH356462A
Other languages
German (de)
Inventor
Zardi Umberto
Original Assignee
Montedison 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
Application filed by Montedison Spa filed Critical Montedison Spa
Publication of CH433244A publication Critical patent/CH433244A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05CNITROGENOUS FERTILISERS
    • C05C9/00Fertilisers containing urea or urea compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02Preparation 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
    • C07C273/04Preparation 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/141Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH356462A 1961-03-29 1962-03-24 Process for the production of urea CH433244A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT560961 1961-03-29

Publications (1)

Publication Number Publication Date
CH433244A true CH433244A (en) 1967-04-15

Family

ID=11120339

Family Applications (1)

Application Number Title Priority Date Filing Date
CH356462A CH433244A (en) 1961-03-29 1962-03-24 Process for the production of urea

Country Status (7)

Country Link
BE (1) BE615692A (en)
CH (1) CH433244A (en)
DE (1) DE1468207B2 (en)
ES (1) ES275925A1 (en)
GB (1) GB987500A (en)
NL (1) NL276149A (en)
SE (1) SE333727B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1716111B2 (en) * 2004-02-20 2022-06-08 Casale Sa Integrated process for urea and melamine production
WO2006121332A1 (en) * 2005-05-13 2006-11-16 Dsm Ip Assets B.V. Method for concentrating an aqueous ammonium carbamate stream
EP1918274A1 (en) * 2006-11-04 2008-05-07 Urea Casale S.A. Integrated process for urea and melamine production

Also Published As

Publication number Publication date
BE615692A (en) 1900-01-01
GB987500A (en) 1965-03-31
DE1468207A1 (en) 1968-11-28
DE1468207B2 (en) 1973-06-28
NL276149A (en) 1900-01-01
ES275925A1 (en) 1962-09-16
SE333727B (en) 1971-03-29

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