NO140055C - Fremgangsmaate for fremstilling av urea. - Google Patents

Fremgangsmaate for fremstilling av urea.

Info

Publication number
NO140055C
NO140055C NO1244/71A NO124471A NO140055C NO 140055 C NO140055 C NO 140055C NO 1244/71 A NO1244/71 A NO 1244/71A NO 124471 A NO124471 A NO 124471A NO 140055 C NO140055 C NO 140055C
Authority
NO
Norway
Prior art keywords
procedure
manufacturing urea
urea
manufacturing
Prior art date
Application number
NO1244/71A
Other languages
English (en)
Other versions
NO140055B (no
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 NO140055B publication Critical patent/NO140055B/no
Publication of NO140055C publication Critical patent/NO140055C/no

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)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
NO1244/71A 1970-04-02 1971-04-01 Fremgangsmaate for fremstilling av urea. NO140055C (no)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
NO140055B NO140055B (no) 1979-03-19
NO140055C true NO140055C (no) 1980-10-29

Family

ID=11200606

Family Applications (1)

Application Number Title Priority Date Filing Date
NO1244/71A NO140055C (no) 1970-04-02 1971-04-01 Fremgangsmaate for fremstilling av urea.

Country Status (24)

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

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
DE3364579D1 (en) * 1982-06-03 1986-08-28 Montedison Spa 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 (no) * 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
WO2014192823A1 (ja) 2013-05-28 2014-12-04 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
IL36465A0 (en) 1971-05-26
DK139815C (no) 1979-10-01
DE2116267B2 (de) 1974-05-16
BE765031A (fr) 1971-08-16
TR16951A (tr) 1974-01-09
EG10651A (en) 1977-10-31
FR2092554A5 (no) 1972-01-21
ES390189A1 (es) 1973-07-01
YU35755B (en) 1981-06-30
YU81371A (en) 1980-10-31
RO63099A (fr) 1978-09-15
ZM4671A1 (en) 1971-12-22
IE35308B1 (en) 1976-01-07
CS182213B2 (en) 1978-04-28
HU164316B (no) 1974-01-28
DK139815B (da) 1979-04-23
DE2116267A1 (de) 1971-10-14
NL171703B (nl) 1982-12-01
AT317910B (de) 1974-09-25
BR7101989D0 (pt) 1973-02-22
LU62905A1 (no) 1971-08-26
NO140055B (no) 1979-03-19
IL36465A (en) 1974-07-31
GB1341497A (en) 1973-12-19
SE403370B (sv) 1978-08-14
JPS5529066B1 (no) 1980-07-31
DE2116267C3 (de) 1980-04-24
ZA712018B (en) 1971-12-29
IE35308L (en) 1971-10-02
NL171703C (nl) 1985-02-18
NL7104428A (no) 1971-10-05
CH551386A (fr) 1974-07-15

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