FR2497511B1 - Procede de synthese de l'uree - Google Patents

Procede de synthese de l'uree

Info

Publication number
FR2497511B1
FR2497511B1 FR8100088A FR8100088A FR2497511B1 FR 2497511 B1 FR2497511 B1 FR 2497511B1 FR 8100088 A FR8100088 A FR 8100088A FR 8100088 A FR8100088 A FR 8100088A FR 2497511 B1 FR2497511 B1 FR 2497511B1
Authority
FR
France
Prior art keywords
urea
synthesis
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
FR8100088A
Other languages
English (en)
Other versions
FR2497511A1 (fr
Inventor
Shigeru Inoue
Hiroshi Ono
Akito Fukui
Haruyuki Morikawa
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.)
Toyo Engineering Corp
Original Assignee
Toyo Engineering Corp
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 Toyo Engineering Corp filed Critical Toyo Engineering Corp
Publication of FR2497511A1 publication Critical patent/FR2497511A1/fr
Application granted granted Critical
Publication of FR2497511B1 publication Critical patent/FR2497511B1/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)
FR8100088A 1980-12-23 1981-01-06 Procede de synthese de l'uree Expired FR2497511B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8041185A GB2089786B (en) 1980-12-23 1980-12-23 Process for synthesizing urea

Publications (2)

Publication Number Publication Date
FR2497511A1 FR2497511A1 (fr) 1982-07-09
FR2497511B1 true FR2497511B1 (fr) 1986-03-07

Family

ID=10518194

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8100088A Expired FR2497511B1 (fr) 1980-12-23 1981-01-06 Procede de synthese de l'uree

Country Status (3)

Country Link
FR (1) FR2497511B1 (fr)
GB (1) GB2089786B (fr)
NL (1) NL189912C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5867661A (ja) * 1981-10-16 1983-04-22 Mitsui Toatsu Chem Inc 尿素合成法
IT1212524B (it) * 1982-06-08 1989-11-30 Montedison Spa Procedimento perfezionato per il trasferimento, dalla fase liquida alla fase gassosa, dell'ammoniaca in eccesso contenuta in soluzioni acquose di urea.
NL8502228A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL8502227A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE736632A (fr) * 1969-07-28 1969-12-31
US4137262A (en) * 1969-10-16 1979-01-30 Snam Progetti S.P.A. Process for the production of urea
NL165712C (nl) * 1970-05-30 1981-05-15 Stamicarbon Werkwijze en inrichting voor het bij synthesedruk terug- winnen van ammoniak en kooldioxyde uit het spuigas van een ureumsynthese.
JPS5268129A (en) * 1975-12-05 1977-06-06 Mitsui Toatsu Chem Inc Recovery of unreacted material and heat on urea synthesis
JPS52105125A (en) * 1976-03-02 1977-09-03 Mitsui Toatsu Chem Inc Separation and recovery of unreacted material on urea synthesis
JPS5573651A (en) * 1978-11-30 1980-06-03 Toyo Eng Corp Preparation of urea

Also Published As

Publication number Publication date
GB2089786A (en) 1982-06-30
NL189912B (nl) 1993-04-01
FR2497511A1 (fr) 1982-07-09
NL189912C (nl) 1993-09-01
GB2089786B (en) 1985-02-20
NL8007100A (nl) 1982-07-16

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse