FR2100031A5 - - Google Patents

Info

Publication number
FR2100031A5
FR2100031A5 FR7123650A FR7123650A FR2100031A5 FR 2100031 A5 FR2100031 A5 FR 2100031A5 FR 7123650 A FR7123650 A FR 7123650A FR 7123650 A FR7123650 A FR 7123650A FR 2100031 A5 FR2100031 A5 FR 2100031A5
Authority
FR
France
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
FR7123650A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR2100031A5 publication Critical patent/FR2100031A5/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7123650A 1970-06-29 1971-06-29 Expired FR2100031A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5077770A 1970-06-29 1970-06-29

Publications (1)

Publication Number Publication Date
FR2100031A5 true FR2100031A5 (fr) 1972-03-17

Family

ID=21967365

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7123650A Expired FR2100031A5 (fr) 1970-06-29 1971-06-29

Country Status (9)

Country Link
US (1) US3759992A (fr)
JP (1) JPS5613708B1 (fr)
BE (1) BE769180A (fr)
CA (1) CA921050A (fr)
DE (1) DE2132081A1 (fr)
ES (2) ES392715A1 (fr)
FR (1) FR2100031A5 (fr)
GB (3) GB1353653A (fr)
NL (1) NL7108925A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886210A (en) * 1970-06-29 1975-05-27 Ivo Mavrovic Urea synthesis with improved heat recovery and ammonium carbamate recirculation
US4003928A (en) * 1971-02-03 1977-01-18 Stamicarbon N.V. Process for the preparation of urea
US4036878A (en) * 1972-06-12 1977-07-19 Unie Van Kunstmestfabrieken, B.V. Process for preparing urea
US4088684A (en) * 1976-07-30 1978-05-09 Ivo Mavrovic Urea reactor effluent solution recycle in urea synthesis
US4231839A (en) * 1979-01-30 1980-11-04 Cf Industries, Inc. After-treatment processes and apparatus, especially for urea and ammonium nitrate plants
JPS56128749A (en) * 1980-03-13 1981-10-08 Mitsui Toatsu Chem Inc Stripping of unreacted material in urea preparation process
US4296252A (en) * 1980-05-23 1981-10-20 Ivo Mavrovic Urea synthesis process
NL8104040A (nl) * 1981-09-01 1983-04-05 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL8201652A (nl) * 1982-04-21 1983-11-16 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
EP3398935A1 (fr) * 2017-05-05 2018-11-07 Casale Sa Procédé et installation de synthèse de l'urée

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232984A (en) * 1961-11-20 1966-02-01 Pullman Inc Low biuret urea
US3544628A (en) * 1965-09-20 1970-12-01 Pullman Inc Urea synthesis
NL137130C (fr) * 1966-01-20 1900-01-01
US3506710A (en) * 1966-10-14 1970-04-14 Toyo Koatsu Ind Inc Urea synthesis process with solution recycle

Also Published As

Publication number Publication date
US3759992A (en) 1973-09-18
ES418118A1 (es) 1976-02-16
GB1353653A (en) 1974-05-22
DE2132081A1 (de) 1972-01-05
BE769180A (fr) 1971-11-03
NL7108925A (fr) 1971-12-31
GB1353654A (en) 1974-05-22
GB1353655A (en) 1974-05-22
ES392715A1 (es) 1975-07-01
CA921050A (en) 1973-02-13
JPS5613708B1 (fr) 1981-03-30

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Legal Events

Date Code Title Description
ST Notification of lapse