NL8104011A - Werkwijze voor de bereiding van ureum. - Google Patents

Werkwijze voor de bereiding van ureum. Download PDF

Info

Publication number
NL8104011A
NL8104011A NL8104011A NL8104011A NL8104011A NL 8104011 A NL8104011 A NL 8104011A NL 8104011 A NL8104011 A NL 8104011A NL 8104011 A NL8104011 A NL 8104011A NL 8104011 A NL8104011 A NL 8104011A
Authority
NL
Netherlands
Prior art keywords
decomposition
ammonia
stage
urea
zone
Prior art date
Application number
NL8104011A
Other languages
English (en)
Dutch (nl)
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 NL8104011A publication Critical patent/NL8104011A/nl

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
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
NL8104011A 1980-08-29 1981-08-28 Werkwijze voor de bereiding van ureum. NL8104011A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2435780 1980-08-29
IT24357/80A IT1141030B (it) 1980-08-29 1980-08-29 Procedimento per la produzione di urea

Publications (1)

Publication Number Publication Date
NL8104011A true NL8104011A (nl) 1982-03-16

Family

ID=11213241

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8104011A NL8104011A (nl) 1980-08-29 1981-08-28 Werkwijze voor de bereiding van ureum.

Country Status (35)

Country Link
JP (1) JPS5772955A (it)
KR (1) KR850000700B1 (it)
AR (1) AR226915A1 (it)
AT (1) AT377253B (it)
AU (1) AU544041B2 (it)
BE (1) BE890118A (it)
BR (1) BR8105217A (it)
CA (1) CA1182838A (it)
CS (1) CS228529B2 (it)
DD (1) DD201780A5 (it)
DE (1) DE3133765C2 (it)
DK (1) DK343381A (it)
EG (1) EG15405A (it)
ES (1) ES8301902A1 (it)
FR (1) FR2489323A1 (it)
GB (1) GB2087381B (it)
IL (1) IL63560A (it)
IN (1) IN153584B (it)
IT (1) IT1141030B (it)
LU (1) LU83591A1 (it)
MW (1) MW3181A1 (it)
MX (1) MX152570A (it)
MY (1) MY8500910A (it)
NL (1) NL8104011A (it)
NO (1) NO151199C (it)
PH (1) PH18034A (it)
PL (1) PL132177B1 (it)
PT (1) PT73594B (it)
RO (1) RO82682B (it)
SE (1) SE447652B (it)
TR (1) TR21103A (it)
YU (1) YU194681A (it)
ZA (1) ZA815329B (it)
ZM (1) ZM7381A1 (it)
ZW (1) ZW18981A1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1211125B (it) * 1981-10-16 1989-09-29 Ortu Francesco Composti azotati. processo per la preparazione di
EP0096151B1 (en) * 1982-06-03 1986-07-23 Montedison S.p.A. Method for avoiding the corrosion of strippers in urea manufacturing plants
NL8400840A (nl) * 1984-03-16 1985-10-16 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
IT1209532B (it) * 1984-04-20 1989-08-30 Snam Progetti Processo per la sintesi di urea e materiale utilizzato nello stesso.
IT1245396B (it) * 1991-03-22 1994-09-20 Snam Progetti Procedimento per la produzione di urea ad elevata efficienza energetica
US8906187B2 (en) 2008-06-25 2014-12-09 Colgate-Palmolive Company Method of making shoulder/nozzles with film barrier liners
ITMI20120013A1 (it) 2012-01-09 2013-07-10 Saipem Spa Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL101446C (it) * 1960-04-08
US4053508A (en) * 1960-09-05 1977-10-11 Stamicarbon, N.V. Process and installation for preparing urea from ammonia and carbon dioxide
CH498811A (de) * 1967-05-22 1970-11-15 Chemical Construction Corp Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxyd
BE757274A (fr) * 1969-10-16 1971-03-16 Snam Progetti Procede de production d'uree
US3922222A (en) * 1973-02-20 1975-11-25 Cf Ind Method for treatment of urea crystallizer condensate
IT1068268B (it) * 1976-09-09 1985-03-21 Snam Progetti Procedimento per la produzione di urea e purificazione delle acque
NL174548C (nl) * 1977-05-05 1988-05-16 Montedison Spa Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde.

Also Published As

Publication number Publication date
TR21103A (tr) 1983-07-01
DD201780A5 (de) 1983-08-10
IN153584B (it) 1984-07-28
DE3133765C2 (de) 1983-05-19
CA1182838A (en) 1985-02-19
IT8024357A0 (it) 1980-08-29
AU7390481A (en) 1982-03-04
BE890118A (fr) 1982-03-01
NO151199C (no) 1985-02-27
DK343381A (da) 1982-03-01
AU544041B2 (en) 1985-05-16
ATA354881A (de) 1984-07-15
NO812855L (no) 1982-03-01
PL232761A1 (it) 1982-03-01
CS228529B2 (en) 1984-05-14
IT1141030B (it) 1986-10-01
FR2489323B1 (it) 1984-02-10
RO82682A (ro) 1984-01-14
ES505481A0 (es) 1983-01-16
AT377253B (de) 1985-02-25
PT73594B (en) 1982-11-10
DE3133765A1 (de) 1982-04-01
SE447652B (sv) 1986-12-01
ZA815329B (en) 1982-07-28
MW3181A1 (en) 1982-09-08
MY8500910A (en) 1985-12-31
ZM7381A1 (en) 1981-12-21
PH18034A (en) 1985-03-06
GB2087381A (en) 1982-05-26
KR850000700B1 (en) 1985-05-15
SE8105105L (sv) 1982-03-01
IL63560A0 (en) 1981-11-30
ZW18981A1 (en) 1981-10-28
GB2087381B (en) 1984-08-22
KR830006192A (ko) 1983-09-20
JPS5772955A (en) 1982-05-07
IL63560A (en) 1985-09-29
RO82682B (ro) 1984-01-30
EG15405A (en) 1986-06-30
ES8301902A1 (es) 1983-01-16
PL132177B1 (en) 1985-02-28
FR2489323A1 (fr) 1982-03-05
BR8105217A (pt) 1982-04-27
YU194681A (en) 1983-02-28
AR226915A1 (es) 1982-08-31
LU83591A1 (fr) 1982-04-14
NO151199B (no) 1984-11-19
PT73594A (en) 1981-09-01
MX152570A (es) 1985-08-30

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed