RO63099A - Procede pour la preparation d'uree - Google Patents

Procede pour la preparation d'uree

Info

Publication number
RO63099A
RO63099A RO7100066459A RO6645971A RO63099A RO 63099 A RO63099 A RO 63099A RO 7100066459 A RO7100066459 A RO 7100066459A RO 6645971 A RO6645971 A RO 6645971A RO 63099 A RO63099 A RO 63099A
Authority
RO
Romania
Prior art keywords
urea
preparation
Prior art date
Application number
RO7100066459A
Other languages
English (en)
French (fr)
Romanian (ro)
Inventor
Umberto Zardi
Andrea Bonetti
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of RO63099A publication Critical patent/RO63099A/ro

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02Preparation 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
    • C07C273/04Preparation 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)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
RO7100066459A 1970-04-02 1971-04-02 Procede pour la preparation d'uree RO63099A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2280470 1970-04-02

Publications (1)

Publication Number Publication Date
RO63099A true RO63099A (fr) 1978-09-15

Family

ID=11200606

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7100066459A RO63099A (fr) 1970-04-02 1971-04-02 Procede pour la preparation d'uree

Country Status (24)

Country Link
JP (1) JPS5529066B1 (tr)
AT (1) AT317910B (tr)
BE (1) BE765031A (tr)
BR (1) BR7101989D0 (tr)
CH (1) CH551386A (tr)
CS (1) CS182213B2 (tr)
DE (1) DE2116267C3 (tr)
DK (1) DK139815B (tr)
EG (1) EG10651A (tr)
ES (1) ES390189A1 (tr)
FR (1) FR2092554A5 (tr)
GB (1) GB1341497A (tr)
HU (1) HU164316B (tr)
IE (1) IE35308B1 (tr)
IL (1) IL36465A (tr)
LU (1) LU62905A1 (tr)
NL (1) NL171703C (tr)
NO (1) NO140055C (tr)
RO (1) RO63099A (tr)
SE (1) SE403370B (tr)
TR (1) TR16951A (tr)
YU (1) YU35755B (tr)
ZA (1) ZA712018B (tr)
ZM (1) ZM4671A1 (tr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787832A (fr) * 1971-09-02 1973-02-22 Stamicarbon Procede pour la preparation d'uree
JPS5811432B2 (ja) * 1979-10-08 1983-03-02 三井東圧化学株式会社 尿素合成法
JPS57128669A (en) * 1981-02-03 1982-08-10 Toyo Eng Corp Improvement of urea preparation process
EP0096151B1 (en) * 1982-06-03 1986-07-23 Montedison S.p.A. Method for avoiding the corrosion of strippers in urea manufacturing plants
IT1209532B (it) * 1984-04-20 1989-08-30 Snam Progetti Processo per la sintesi di urea e materiale utilizzato nello stesso.
CH679485A5 (tr) * 1989-12-29 1992-02-28 Ammonia Casale Sa
ITMI20071029A1 (it) 2007-05-22 2008-11-23 Snam Progetti Procedimento migliorato per la sintesi di urea
ITMI20120013A1 (it) 2012-01-09 2013-07-10 Saipem Spa Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper
JPWO2014192823A1 (ja) 2013-05-28 2017-02-23 東洋エンジニアリング株式会社 尿素合成方法

Also Published As

Publication number Publication date
IL36465A (en) 1974-07-31
ZA712018B (en) 1971-12-29
FR2092554A5 (tr) 1972-01-21
IL36465A0 (en) 1971-05-26
CH551386A (fr) 1974-07-15
DK139815B (da) 1979-04-23
JPS5529066B1 (tr) 1980-07-31
NO140055C (no) 1980-10-29
CS182213B2 (en) 1978-04-28
YU81371A (en) 1980-10-31
NL7104428A (tr) 1971-10-05
BR7101989D0 (pt) 1973-02-22
ES390189A1 (es) 1973-07-01
AT317910B (de) 1974-09-25
DE2116267C3 (de) 1980-04-24
NL171703B (nl) 1982-12-01
HU164316B (tr) 1974-01-28
NO140055B (no) 1979-03-19
GB1341497A (en) 1973-12-19
IE35308L (en) 1971-10-02
BE765031A (fr) 1971-08-16
DE2116267A1 (de) 1971-10-14
SE403370B (sv) 1978-08-14
EG10651A (en) 1977-10-31
NL171703C (nl) 1985-02-18
TR16951A (tr) 1974-01-09
DE2116267B2 (de) 1974-05-16
IE35308B1 (en) 1976-01-07
DK139815C (tr) 1979-10-01
LU62905A1 (tr) 1971-08-26
YU35755B (en) 1981-06-30
ZM4671A1 (en) 1971-12-22

Similar Documents

Publication Publication Date Title
BE792326A (fr) Procede pour la preparation d'halogenohydrines
RO64158A (fr) Procede pour la preparation des phenylimidazolylalcanyles
BE767299A (fr) Procede pour la preparation d'esters d'aspartyle-amino-acides
RO63722A (fr) Procede de preparation de l'uree
RO62442A (fr) Procede pour la preparation des aminophenylamidines
BE787832A (fr) Procede pour la preparation d'uree
RO63019A (fr) Procede pour la preparation des n-(furrylmethyl)-morphinanes
RO63099A (fr) Procede pour la preparation d'uree
BE762232A (fr) Procede pour la preparation d'anilines n,n-dihaloalkyl-2,6- dinitro-4-substituees
BE776530A (fr) Procede pour la preparation de 5-vinylnorbornene-2
BE766734A (fr) Procede pour la preparation d'amines
BE772049A (fr) Procede pour la preparation de 4-oxocapronitrile
BE774540A (fr) Procede de preparation de l'omega laurinolactame
RO62689A (fr) Procede pour la preparation des penicillines
BE764203A (fr) Procede pour la preparation d'indenophtalazines
BE762598A (fr) Procede pour la preparation de 2-ethylhexanal-(1)
RO62357A (fr) Procede pour la preparation des 1-phenoxy-2-hydroxy-3-hydroxyalkyleaminopropanes
RO62418A (fr) Procede pour la preparation des phenylaminoalcanes
BE768635A (fr) Procede pour la preparation d'oximes
BE766238A (fr) Procede pour la preparation de piperidyl-steroides
RO63815A (fr) Procede pour la preparation du 3',4'-dideoxykanamycime b active
RO61927A2 (ro) Procedeu pentru prepararea unor tribrompirazolilacetamide
BE750264A (fr) Procede pour la preparation d'amino-cetones
BE761685A (fr) Procede pour la preparation d'isoxazolylethyl-tetrahydropyranols
BE774307A (fr) Procede pour la preparation d'alcenylnorbornenes