FR1538285A - Perfectionnement apporté au procédé de production d'urée - Google Patents

Perfectionnement apporté au procédé de production d'urée

Info

Publication number
FR1538285A
FR1538285A FR122969A FR122969A FR1538285A FR 1538285 A FR1538285 A FR 1538285A FR 122969 A FR122969 A FR 122969A FR 122969 A FR122969 A FR 122969A FR 1538285 A FR1538285 A FR 1538285A
Authority
FR
France
Prior art keywords
production process
further development
urea production
urea
development
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
FR122969A
Other languages
English (en)
Inventor
Francesco Bellia
Oreste Bagnati
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 Edison 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 Edison SpA filed Critical Montedison SpA
Priority to FR122969A priority Critical patent/FR1538285A/fr
Application granted granted Critical
Publication of FR1538285A publication Critical patent/FR1538285A/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)
FR122969A 1966-10-07 1967-10-02 Perfectionnement apporté au procédé de production d'urée Expired FR1538285A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR122969A FR1538285A (fr) 1966-10-07 1967-10-02 Perfectionnement apporté au procédé de production d'urée

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2859966 1966-10-07
FR122969A FR1538285A (fr) 1966-10-07 1967-10-02 Perfectionnement apporté au procédé de production d'urée

Publications (1)

Publication Number Publication Date
FR1538285A true FR1538285A (fr) 1968-08-30

Family

ID=26179762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR122969A Expired FR1538285A (fr) 1966-10-07 1967-10-02 Perfectionnement apporté au procédé de production d'urée

Country Status (1)

Country Link
FR (1) FR1538285A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136765A2 (fr) * 1983-10-06 1985-04-10 Unie Van Kunstmestfabrieken B.V. Procédé pour la préparation de l'urée
EP0727414A1 (fr) * 1995-02-16 1996-08-21 SNAMPROGETTI S.p.A. Procédé de préparation d'urée à rendement élevé
US5750780A (en) * 1995-06-30 1998-05-12 Snamprogetti S.P.A. Process for the synthesis of urea comprising two separate reaction zones

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136765A2 (fr) * 1983-10-06 1985-04-10 Unie Van Kunstmestfabrieken B.V. Procédé pour la préparation de l'urée
EP0136765A3 (fr) * 1983-10-06 1985-06-19 Unie Van Kunstmestfabrieken B.V. Procédé pour la préparation de l'urée
EP0727414A1 (fr) * 1995-02-16 1996-08-21 SNAMPROGETTI S.p.A. Procédé de préparation d'urée à rendement élevé
US5763660A (en) * 1995-02-16 1998-06-09 Snamprogetti S.P.A. High yield process for urea synthesis
US5886222A (en) * 1995-02-16 1999-03-23 Snamprogetti S.P.A. High yield process for urea synthesis
US5750780A (en) * 1995-06-30 1998-05-12 Snamprogetti S.P.A. Process for the synthesis of urea comprising two separate reaction zones

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