IL73489A - Process for preparing urea - Google Patents

Process for preparing urea

Info

Publication number
IL73489A
IL73489A IL73489A IL7348984A IL73489A IL 73489 A IL73489 A IL 73489A IL 73489 A IL73489 A IL 73489A IL 7348984 A IL7348984 A IL 7348984A IL 73489 A IL73489 A IL 73489A
Authority
IL
Israel
Prior art keywords
solution
urea
ammonia
concentrated
carbon dioxide
Prior art date
Application number
IL73489A
Other languages
English (en)
Other versions
IL73489A0 (en
Original Assignee
Unie Van Kunstmestfab Bv
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 Unie Van Kunstmestfab Bv filed Critical Unie Van Kunstmestfab Bv
Publication of IL73489A0 publication Critical patent/IL73489A0/xx
Publication of IL73489A publication Critical patent/IL73489A/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)
  • Saccharide Compounds (AREA)
  • Catalysts (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
IL73489A 1983-11-13 1984-11-12 Process for preparing urea IL73489A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8303888A NL8303888A (nl) 1983-11-13 1983-11-13 Werkwijze voor de bereiding van ureum.

Publications (2)

Publication Number Publication Date
IL73489A0 IL73489A0 (en) 1985-02-28
IL73489A true IL73489A (en) 1988-03-31

Family

ID=19842703

Family Applications (1)

Application Number Title Priority Date Filing Date
IL73489A IL73489A (en) 1983-11-13 1984-11-12 Process for preparing urea

Country Status (32)

Country Link
US (1) US4801747A (ro)
EP (1) EP0145054B1 (ro)
JP (1) JPS60166656A (ro)
KR (1) KR870001143B1 (ro)
AT (1) ATE33132T1 (ro)
AU (1) AU569555B2 (ro)
BG (1) BG45699A3 (ro)
BR (1) BR8405765A (ro)
CS (1) CS249529B2 (ro)
DD (1) DD233124A5 (ro)
DE (1) DE3470038D1 (ro)
EG (1) EG16095A (ro)
ES (1) ES537569A0 (ro)
FI (1) FI844426L (ro)
GR (1) GR80927B (ro)
HU (1) HU199405B (ro)
IL (1) IL73489A (ro)
IN (1) IN162987B (ro)
MA (1) MA20262A1 (ro)
NL (1) NL8303888A (ro)
NO (1) NO161315C (ro)
NZ (1) NZ210148A (ro)
OA (1) OA07860A (ro)
PH (1) PH20867A (ro)
PL (1) PL141369B1 (ro)
PT (1) PT79483A (ro)
RO (1) RO91348B (ro)
SU (1) SU1450735A3 (ro)
TR (1) TR22384A (ro)
YU (1) YU188884A (ro)
ZA (1) ZA848715B (ro)
ZW (1) ZW17684A1 (ro)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8502227A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL8602769A (nl) * 1986-11-03 1988-06-01 Stamicarbon Werkwijze voor het concentreren van een ureumoplossing en inrichting voor het uitvoeren van de werkwijze.
NL8602770A (nl) * 1986-11-03 1988-06-01 Stamicarbon Werkwijze voor de bereiding van ureum.
NL8800259A (nl) * 1988-02-04 1989-09-01 Stamicarbon Werkwijze voor het concentreren van een ureumoplossing.
CH679485A5 (ro) * 1989-12-29 1992-02-28 Ammonia Casale Sa
US6552224B2 (en) * 2000-06-15 2003-04-22 Urea Casale S.A. Process and plant for the production of urea
JP4358428B2 (ja) 2000-11-01 2009-11-04 東洋エンジニアリング株式会社 尿素製造方法
EP2153880A1 (en) * 2008-07-31 2010-02-17 Urea Casale S.A. Process and plant for the production of a urea solution for use in SCR process for reduction of Nox
AU2019405414B2 (en) * 2018-12-21 2022-06-30 Stamicarbon B.V. Urea production process and plant with heat integration in low pressure recovery section

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3137725A (en) * 1960-02-11 1964-06-16 Chemical Construction Corp Heat recovery in urea synthesis process
US3147304A (en) * 1960-06-21 1964-09-01 Chemical Construction Corp Method for heat recovery in urea synthesis process
NL127236C (ro) * 1964-05-29
NL168506C (nl) * 1970-12-31 1982-04-16 Stamicarbon Werkwijze voor de bereiding van ureum.
AR206244A1 (es) * 1975-05-06 1976-07-07 Mitsui Toatsu Chemicals Procedimiento para tratar vapor de agua generado al concentrar una solucion acuosa de urea
JPS5268129A (en) * 1975-12-05 1977-06-06 Mitsui Toatsu Chem Inc Recovery of unreacted material and heat on urea synthesis
NL7612162A (nl) * 1976-11-03 1978-05-08 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van een ureum- oplossing uit nh3 en co2.
JPS5746954A (en) * 1980-09-05 1982-03-17 Mitsui Toatsu Chem Inc Synthesis of urea
JPS5750954A (en) * 1980-09-12 1982-03-25 Mitsui Toatsu Chem Inc Synthesis of urea
AU8825782A (en) * 1981-09-01 1983-03-28 Unie Van Kunstmestfabrieken B.V. Process for the preparation of urea
AU8825882A (en) * 1981-09-01 1983-03-28 Unie Van Kunstmestfabrieken B.V. Process for the preparation of urea
NL8201652A (nl) * 1982-04-21 1983-11-16 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL8400839A (nl) * 1984-03-16 1985-10-16 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.

Also Published As

Publication number Publication date
ES8601114A1 (es) 1985-10-16
FI844426A0 (fi) 1984-11-12
GR80927B (en) 1985-02-11
NO161315B (no) 1989-04-24
RO91348A (ro) 1987-04-30
KR850004103A (ko) 1985-07-01
PL141369B1 (en) 1987-07-31
DE3470038D1 (en) 1988-04-28
KR870001143B1 (ko) 1987-06-11
PT79483A (en) 1984-12-01
AU569555B2 (en) 1988-02-04
HUT35636A (en) 1985-07-29
ES537569A0 (es) 1985-10-16
PL250403A1 (en) 1985-07-16
IN162987B (ro) 1988-07-30
IL73489A0 (en) 1985-02-28
AU3531484A (en) 1985-05-23
EG16095A (en) 1988-01-31
BG45699A3 (en) 1989-07-14
ZW17684A1 (en) 1985-01-30
ATE33132T1 (de) 1988-04-15
OA07860A (fr) 1986-11-20
TR22384A (tr) 1987-03-01
ZA848715B (en) 1985-06-26
SU1450735A3 (ru) 1989-01-07
DD233124A5 (de) 1986-02-19
EP0145054B1 (en) 1988-03-23
RO91348B (ro) 1987-05-01
JPS60166656A (ja) 1985-08-29
NZ210148A (en) 1987-07-31
FI844426L (fi) 1985-05-14
MA20262A1 (fr) 1985-07-01
PH20867A (en) 1987-05-25
BR8405765A (pt) 1985-09-17
US4801747A (en) 1989-01-31
EP0145054A3 (en) 1985-07-03
NO844516L (no) 1985-05-14
NO161315C (no) 1989-08-02
EP0145054A2 (en) 1985-06-19
NL8303888A (nl) 1985-06-03
CS249529B2 (en) 1987-03-12
YU188884A (en) 1986-08-31
HU199405B (en) 1990-02-28

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