YU35114B - Process for the purification of an urea solution from carbamates - Google Patents

Process for the purification of an urea solution from carbamates

Info

Publication number
YU35114B
YU35114B YU2472/70A YU247270A YU35114B YU 35114 B YU35114 B YU 35114B YU 2472/70 A YU2472/70 A YU 2472/70A YU 247270 A YU247270 A YU 247270A YU 35114 B YU35114 B YU 35114B
Authority
YU
Yugoslavia
Prior art keywords
carbamates
purification
urea solution
urea
solution
Prior art date
Application number
YU2472/70A
Other languages
English (en)
Other versions
YU247270A (en
Inventor
Gaudalupi Mario
Mario Gaudalupi
Zardi Umberto
Umberto Zardi
Lagana Vinzenzo
Vinzenzo Lagana
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 YU247270A publication Critical patent/YU247270A/xx
Publication of YU35114B publication Critical patent/YU35114B/xx

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)
  • Fertilizers (AREA)
YU2472/70A 1969-10-16 1970-10-07 Process for the purification of an urea solution from carbamates YU35114B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2344069 1969-10-16

Publications (2)

Publication Number Publication Date
YU247270A YU247270A (en) 1980-03-15
YU35114B true YU35114B (en) 1980-09-25

Family

ID=11207092

Family Applications (1)

Application Number Title Priority Date Filing Date
YU2472/70A YU35114B (en) 1969-10-16 1970-10-07 Process for the purification of an urea solution from carbamates

Country Status (22)

Country Link
JP (1) JPS514971B1 (de)
AT (1) AT317909B (de)
BE (1) BE757274A (de)
CH (1) CH527170A (de)
CS (2) CS157687B2 (de)
DE (2) DE2050903C3 (de)
DK (1) DK135987B (de)
ES (1) ES385234A1 (de)
FR (1) FR2065166A5 (de)
GB (1) GB1272873A (de)
HU (2) HU165606B (de)
IE (1) IE35007B1 (de)
LU (1) LU61859A1 (de)
NL (1) NL7015201A (de)
NO (1) NO149545C (de)
PH (1) PH9964A (de)
PL (1) PL81118B1 (de)
RO (1) RO56794A (de)
SE (2) SE373837B (de)
YU (1) YU35114B (de)
ZA (1) ZA706778B (de)
ZM (1) ZM11270A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BG35038A3 (en) * 1977-05-05 1984-01-16 Montedison Spa,It Method and installation for synthesis of urea
JPS5517346A (en) * 1978-07-24 1980-02-06 Toyo Eng Corp Synthetic method of urea
IT1141030B (it) * 1980-08-29 1986-10-01 Snam Progetti Procedimento per la produzione di urea
JPS61109760A (ja) * 1984-11-02 1986-05-28 Toyo Eng Corp 尿素製造法

Also Published As

Publication number Publication date
NO149545B (no) 1984-01-30
LU61859A1 (de) 1971-05-04
DE2065278B2 (de) 1974-03-07
AT317909B (de) 1974-09-25
JPS514971B1 (de) 1976-02-16
CS157687B2 (de) 1974-09-16
IE35007B1 (en) 1975-10-15
NL7015201A (de) 1971-04-20
PH9964A (en) 1976-06-16
RO56794A (de) 1974-07-01
SE373837B (de) 1975-02-17
DK135987C (de) 1977-12-27
HU166923B (de) 1975-06-28
IE35007L (en) 1971-04-16
DE2050903B2 (de) 1973-06-07
ZA706778B (en) 1971-07-28
YU247270A (en) 1980-03-15
HU165606B (de) 1974-09-28
NO149545C (no) 1984-05-09
DE2065278C3 (de) 1974-10-17
CS157688B2 (de) 1974-09-16
BE757274A (fr) 1971-03-16
GB1272873A (en) 1972-05-03
PL81118B1 (de) 1975-08-30
DE2065278A1 (de) 1973-01-18
DK135987B (da) 1977-07-25
DE2050903C3 (de) 1974-01-10
SE401825B (sv) 1978-05-29
DE2050903A1 (de) 1971-04-29
ZM11270A1 (en) 1971-06-22
FR2065166A5 (de) 1971-07-23
ES385234A1 (es) 1973-09-01
CH527170A (fr) 1972-08-31

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