FR928247A - Perfectionnements à la fabrication synthétique d'urée - Google Patents

Perfectionnements à la fabrication synthétique d'urée

Info

Publication number
FR928247A
FR928247A FR928247DA FR928247A FR 928247 A FR928247 A FR 928247A FR 928247D A FR928247D A FR 928247DA FR 928247 A FR928247 A FR 928247A
Authority
FR
France
Prior art keywords
urea manufacturing
synthetic urea
manufacturing improvements
synthetic
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.)
Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
Original Assignee
Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
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 Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue filed Critical Compagnie de Produits Chimiques et Electrometallurgiques Alais Froges et Camargue
Application granted granted Critical
Publication of FR928247A publication Critical patent/FR928247A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/04—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms
    • 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
FR928247D 1941-03-18 1941-03-18 Perfectionnements à la fabrication synthétique d'urée Expired FR928247A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR928247T 1941-03-18

Publications (1)

Publication Number Publication Date
FR928247A true FR928247A (fr) 1947-11-21

Family

ID=9441637

Family Applications (1)

Application Number Title Priority Date Filing Date
FR928247D Expired FR928247A (fr) 1941-03-18 1941-03-18 Perfectionnements à la fabrication synthétique d'urée

Country Status (5)

Country Link
US (1) US2498538A (fr)
BE (1) BE443523A (fr)
CH (1) CH226227A (fr)
FR (1) FR928247A (fr)
GB (1) GB587770A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE443523A (fr) * 1941-03-18 1900-01-01
US2762843A (en) * 1952-01-12 1956-09-11 Boivin Jean Louis Synthesis of guanidine from so co, and nh
US2932664A (en) * 1956-11-13 1960-04-12 Carbogen Corp Manufacture of alkali carbamates
US2961464A (en) * 1956-12-15 1960-11-22 Stamicarbon Urea concentration process
US3072721A (en) * 1959-02-03 1963-01-08 Allied Chem Production of urea from ammonia and co2
WO2009059615A1 (fr) * 2007-11-07 2009-05-14 Matthias Spicher Procédé de production d'un engrais azoté à partir d'un matériau d'origine biogène et industrielle contenant de l'azote

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL25071C (fr) * 1928-11-13 1900-01-01
BE424783A (fr) * 1936-12-09
BE443523A (fr) * 1941-03-18 1900-01-01

Also Published As

Publication number Publication date
BE443523A (fr) 1900-01-01
GB587770A (en) 1947-05-06
US2498538A (en) 1950-02-21
CH226227A (fr) 1943-03-31

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