DK139815C - - Google Patents

Info

Publication number
DK139815C
DK139815C DK156971A DK156971A DK139815C DK 139815 C DK139815 C DK 139815C DK 156971 A DK156971 A DK 156971A DK 156971 A DK156971 A DK 156971A DK 139815 C DK139815 C DK 139815C
Authority
DK
Denmark
Application number
DK156971A
Other languages
Danish (da)
Other versions
DK139815B (da
Inventor
U Zardi
A Bonetti
Original Assignee
Snam Progetti S.P.A.
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 S.P.A. filed Critical Snam Progetti S.P.A.
Publication of DK139815B publication Critical patent/DK139815B/da
Application granted granted Critical
Publication of DK139815C publication Critical patent/DK139815C/da

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)
DK156971AA 1970-04-02 1971-04-01 Fremgangsmåde til fremstilling af urinstof. DK139815B (da)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DK139815B DK139815B (da) 1979-04-23
DK139815C true DK139815C (no) 1979-10-01

Family

ID=11200606

Family Applications (1)

Application Number Title Priority Date Filing Date
DK156971AA DK139815B (da) 1970-04-02 1971-04-01 Fremgangsmåde til fremstilling af urinstof.

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
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 (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
FR2092554A5 (no) 1972-01-21
TR16951A (tr) 1974-01-09
IL36465A0 (en) 1971-05-26
ES390189A1 (es) 1973-07-01
JPS5529066B1 (no) 1980-07-31
YU81371A (en) 1980-10-31
IE35308L (en) 1971-10-02
ZM4671A1 (en) 1971-12-22
IL36465A (en) 1974-07-31
NL171703B (nl) 1982-12-01
DK139815B (da) 1979-04-23
AT317910B (de) 1974-09-25
BE765031A (fr) 1971-08-16
CS182213B2 (en) 1978-04-28
RO63099A (fr) 1978-09-15
SE403370B (sv) 1978-08-14
NO140055C (no) 1980-10-29
CH551386A (fr) 1974-07-15
LU62905A1 (no) 1971-08-26
HU164316B (no) 1974-01-28
YU35755B (en) 1981-06-30
DE2116267C3 (de) 1980-04-24
EG10651A (en) 1977-10-31
GB1341497A (en) 1973-12-19
DE2116267B2 (de) 1974-05-16
NO140055B (no) 1979-03-19
ZA712018B (en) 1971-12-29
IE35308B1 (en) 1976-01-07
DE2116267A1 (de) 1971-10-14
NL171703C (nl) 1985-02-18
NL7104428A (no) 1971-10-05
BR7101989D0 (pt) 1973-02-22

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Legal Events

Date Code Title Description
PBP Patent lapsed