FR1153567A - Procédé perfectionné de préparation de l'urée - Google Patents

Procédé perfectionné de préparation de l'urée

Info

Publication number
FR1153567A
FR1153567A FR1153567DA FR1153567A FR 1153567 A FR1153567 A FR 1153567A FR 1153567D A FR1153567D A FR 1153567DA FR 1153567 A FR1153567 A FR 1153567A
Authority
FR
France
Prior art keywords
preparation process
urea preparation
improved urea
improved
urea
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
Application number
Other languages
English (en)
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.)
Monsanto Chemicals Ltd
Monsanto Chemical Co
Original Assignee
Monsanto Chemicals Ltd
Monsanto Chemical Co
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 Monsanto Chemicals Ltd, Monsanto Chemical Co filed Critical Monsanto Chemicals Ltd
Application granted granted Critical
Publication of FR1153567A publication Critical patent/FR1153567A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C07C273/18Preparation 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 substituted ureas
    • C07C273/1809Preparation 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 substituted ureas with formation of the N-C(O)-N moiety
    • 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
    • Y02P20/50Improvements relating to the production of bulk chemicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1153567D 1956-06-01 1956-06-01 Procédé perfectionné de préparation de l'urée Expired FR1153567A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1153567T 1956-06-01

Publications (1)

Publication Number Publication Date
FR1153567A true FR1153567A (fr) 1958-03-12

Family

ID=9648949

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1153567D Expired FR1153567A (fr) 1956-06-01 1956-06-01 Procédé perfectionné de préparation de l'urée

Country Status (1)

Country Link
FR (1) FR1153567A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001251A1 (fr) * 1977-09-19 1979-04-04 SKW Trostberg Aktiengesellschaft Procédé de préparation d'urées substituées

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001251A1 (fr) * 1977-09-19 1979-04-04 SKW Trostberg Aktiengesellschaft Procédé de préparation d'urées substituées

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