DK138849C - - Google Patents

Info

Publication number
DK138849C
DK138849C DK432371A DK432371A DK138849C DK 138849 C DK138849 C DK 138849C DK 432371 A DK432371 A DK 432371A DK 432371 A DK432371 A DK 432371A DK 138849 C DK138849 C DK 138849C
Authority
DK
Denmark
Application number
DK432371A
Other languages
Danish (da)
Other versions
DK138849B (da
Inventor
M Guadalupi
G Pagani
U Zardi
I Paris
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 DK138849B publication Critical patent/DK138849B/da
Application granted granted Critical
Publication of DK138849C publication Critical patent/DK138849C/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
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
DK432371AA 1970-09-03 1971-09-02 Fremgangsmåde til fremstilling af urinstof ved en integreret urinstof/ammoniaksyntese-proces. DK138849B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2929570 1970-09-03

Publications (2)

Publication Number Publication Date
DK138849B DK138849B (da) 1978-11-06
DK138849C true DK138849C (it) 1979-04-23

Family

ID=11226704

Family Applications (1)

Application Number Title Priority Date Filing Date
DK432371AA DK138849B (da) 1970-09-03 1971-09-02 Fremgangsmåde til fremstilling af urinstof ved en integreret urinstof/ammoniaksyntese-proces.

Country Status (25)

Country Link
JP (1) JPS5320013B1 (it)
AT (1) AT332420B (it)
AU (1) AU473454B2 (it)
BE (1) BE771979A (it)
CA (1) CA997369A (it)
CH (1) CH551953A (it)
CS (1) CS178090B2 (it)
DE (1) DE2143583C3 (it)
DK (1) DK138849B (it)
ES (1) ES395094A1 (it)
FR (1) FR2109719A5 (it)
GB (1) GB1359715A (it)
HU (1) HU171341B (it)
IE (1) IE35705B1 (it)
LU (1) LU63821A1 (it)
MY (1) MY7700248A (it)
NL (1) NL178250C (it)
NO (1) NO139959C (it)
PH (1) PH12569A (it)
PL (1) PL94001B1 (it)
RO (1) RO69642A (it)
SE (1) SE409203B (it)
TR (1) TR17294A (it)
YU (1) YU35112B (it)
ZA (1) ZA715560B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO2617708T3 (it) * 2012-01-17 2018-01-13
US9428449B2 (en) * 2013-01-16 2016-08-30 Alstom Technology Ltd Method of forming urea by integration of an ammonia production process in a urea production process and a system therefor

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT216006B (de) * 1960-12-15 1961-07-10 Stamicarbon Verfahren zur Herstellung von Harnstoff
AT235305B (de) * 1961-03-29 1964-08-25 Montedison Spa Verfahren zur Herstellung von Harnstoff
US3281464A (en) * 1961-09-08 1966-10-25 Lummus Co Urea purification with recovery of ammonia and carbon dioxide
DE1468245A1 (de) * 1962-02-28 1968-12-19 Montedison Spa Verfahren zur Rueckfuehrung von nicht umgesetztem Carbamat bei der Harnstoffsynthese aus Ammoniak und Kohlendioxyd
US3303215A (en) * 1962-03-09 1967-02-07 Toyo Koatsu Ind Inc Synthesis of urea
NL137580B (it) * 1962-03-22 1900-01-01
AT244984B (de) * 1962-03-22 1966-02-10 Snam Spa Verfahren zur Herstellung von Harnstoff aus Kohlendioxyd und Ammoniak
US3349126A (en) * 1962-09-10 1967-10-24 Pullman Inc Integrated ammonia and urea process
NL127236C (it) * 1964-05-29
IL27267A (en) * 1966-01-21 1970-10-30 Montedison Spa Process for the synthesis of urea from ammonia and carbon dioxide
NL148878B (nl) * 1966-04-22 1976-03-15 Stamicarbon Werkwijze voor de continue bereiding van ureum.
NL144927C (nl) * 1967-12-14 1980-10-15 Snam Progetti Werkwijze voor het continu bereiden van ureum.
NL153857B (nl) * 1967-12-21 1977-07-15 Stamicarbon Werkwijze voor de bereiding van ureum in combinatie met de synthese van ammoniak.
NL159960C (nl) * 1967-12-21 1979-09-17 Stamicarbon Werkwijze voor de bereiding van ureum in combinatie met de synthese van ammoniak.
JPS4832091B1 (it) * 1968-02-12 1973-10-04
BE758646A (fr) * 1969-11-15 1971-04-16 Snam Progetti Procede de traitement des gaz de synthese de l'ammoniac

Also Published As

Publication number Publication date
NL7112192A (it) 1972-03-07
BE771979A (fr) 1971-12-31
ES395094A1 (es) 1974-01-16
PH12569A (en) 1979-06-20
ZA715560B (en) 1972-04-26
NL178250C (nl) 1986-02-17
GB1359715A (en) 1974-07-10
NO139959C (no) 1979-06-13
RO69642A (ro) 1982-05-10
DK138849B (da) 1978-11-06
JPS5320013B1 (it) 1978-06-24
IE35705L (en) 1972-03-03
NL178250B (nl) 1985-09-16
IE35705B1 (en) 1976-04-28
ATA771171A (de) 1976-01-15
CA997369A (en) 1976-09-21
FR2109719A5 (it) 1972-05-26
TR17294A (tr) 1975-03-24
LU63821A1 (it) 1972-01-11
CH551953A (fr) 1974-07-31
NO139959B (no) 1979-03-05
MY7700248A (en) 1977-12-31
DE2143583B2 (de) 1974-12-12
YU35112B (en) 1980-09-25
AU3209171A (en) 1973-02-08
AT332420B (de) 1976-09-27
SE409203B (sv) 1979-08-06
PL94001B1 (it) 1977-07-30
DE2143583C3 (de) 1981-10-15
HU171341B (hu) 1977-12-28
CS178090B2 (it) 1977-08-31
DE2143583A1 (de) 1972-04-20
AU473454B2 (en) 1976-06-24
YU197771A (en) 1979-12-31

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Legal Events

Date Code Title Description
PBP Patent lapsed