FR1328681A - Perfectionnements à la production d'urée - Google Patents

Perfectionnements à la production d'urée

Info

Publication number
FR1328681A
FR1328681A FR903638A FR903638A FR1328681A FR 1328681 A FR1328681 A FR 1328681A FR 903638 A FR903638 A FR 903638A FR 903638 A FR903638 A FR 903638A FR 1328681 A FR1328681 A FR 1328681A
Authority
FR
France
Prior art keywords
urea production
urea
production
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
FR903638A
Other languages
English (en)
Inventor
Giacomo Fauser
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.)
Montedison SpA
Original Assignee
Montedison SpA
Montecatini Societa Generale per lIndustria Mineraria e Chimica 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, Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA filed Critical Montedison SpA
Priority to FR903638A priority Critical patent/FR1328681A/fr
Application granted granted Critical
Publication of FR1328681A publication Critical patent/FR1328681A/fr
Expired 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
    • 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
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR903638A 1961-07-14 1962-07-11 Perfectionnements à la production d'urée Expired FR1328681A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR903638A FR1328681A (fr) 1961-07-14 1962-07-11 Perfectionnements à la production d'urée

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT3532661 1961-07-14
FR903638A FR1328681A (fr) 1961-07-14 1962-07-11 Perfectionnements à la production d'urée

Publications (1)

Publication Number Publication Date
FR1328681A true FR1328681A (fr) 1963-05-31

Family

ID=26196592

Family Applications (1)

Application Number Title Priority Date Filing Date
FR903638A Expired FR1328681A (fr) 1961-07-14 1962-07-11 Perfectionnements à la production d'urée

Country Status (1)

Country Link
FR (1) FR1328681A (fr)

Similar Documents

Publication Publication Date Title
FR86080E (fr) Résines d'esterimide
CH445023A (de) Haarwaschmittel
CH371471A (fr) Aire d'envol
FR1308920A (fr) Filière d'extrusion
FR1346543A (fr) Polymères d'oxyméthylène
FR1319178A (fr) Perfectionnements à la fabrication de polymères d'oxyméthylène
BE600819A (fr) Solutions d'hydroxy-polymères
BE615495A (fr) Perfectionnements relatifs à l'électro-précipitation
FR1333998A (fr) Distributeur-pulvérisateur d'engrais
FR1328681A (fr) Perfectionnements à la production d'urée
FR1320812A (fr) Perfectionnements à la production d'électrodes
BE598704A (fr) Perfectionnements à la fabrication de l'urée
FR1320813A (fr) Perfectionnements relatifs à la production d'électrodes
FR1347523A (fr) Outillage d'injection
BE614032A (fr) Perfectionnements à la production d'amides
FR1418366A (fr) Structure d'outillage
BE614740A (fr) Perfectionnements à la production d'epsilon-caprolactame.
FR1286117A (fr) Solutions d'hydroxy-polymères
FR1410589A (fr) Perfectionnements à la production d'amides
FR1336081A (fr) Perfectionnement à la fabrication d'alkylphénols
BE614921A (fr) Perfectionnements à la production de méthylpentènes
FR1348338A (fr) Perfectionnements apportés à la synthèse de l'urée
FR1313486A (fr) Perfectionnement à la production de polyamides
BE613439A (fr) Perfectionnement à la production de polyamides
FR1326206A (fr) Perfectionnements à la production du polypropylène