ZA865986B - Process for the preparation of urea - Google Patents

Process for the preparation of urea

Info

Publication number
ZA865986B
ZA865986B ZA865986A ZA865986A ZA865986B ZA 865986 B ZA865986 B ZA 865986B ZA 865986 A ZA865986 A ZA 865986A ZA 865986 A ZA865986 A ZA 865986A ZA 865986 B ZA865986 B ZA 865986B
Authority
ZA
South Africa
Prior art keywords
urea
preparation
Prior art date
Application number
ZA865986A
Other languages
English (en)
Inventor
Victor Elodie Albert Baenens
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Publication of ZA865986B publication Critical patent/ZA865986B/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)
ZA865986A 1985-08-12 1986-08-08 Process for the preparation of urea ZA865986B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8502228A NL8502228A (nl) 1985-08-12 1985-08-12 Werkwijze voor de bereiding van ureum.

Publications (1)

Publication Number Publication Date
ZA865986B true ZA865986B (en) 1987-06-24

Family

ID=19846411

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA865986A ZA865986B (en) 1985-08-12 1986-08-08 Process for the preparation of urea

Country Status (19)

Country Link
US (1) US4801746A (US08080257-20111220-C00005.png)
EP (1) EP0213669A1 (US08080257-20111220-C00005.png)
JP (1) JPS6239560A (US08080257-20111220-C00005.png)
KR (1) KR870002058A (US08080257-20111220-C00005.png)
CN (1) CN86105057A (US08080257-20111220-C00005.png)
AU (1) AU592107B2 (US08080257-20111220-C00005.png)
BG (1) BG45386A3 (US08080257-20111220-C00005.png)
BR (1) BR8603803A (US08080257-20111220-C00005.png)
ES (1) ES2000605A6 (US08080257-20111220-C00005.png)
GR (1) GR862096B (US08080257-20111220-C00005.png)
HU (1) HUT45969A (US08080257-20111220-C00005.png)
IL (1) IL79679A0 (US08080257-20111220-C00005.png)
NL (1) NL8502228A (US08080257-20111220-C00005.png)
NO (1) NO163098C (US08080257-20111220-C00005.png)
OA (1) OA08384A (US08080257-20111220-C00005.png)
SU (1) SU1494864A3 (US08080257-20111220-C00005.png)
TR (1) TR22836A (US08080257-20111220-C00005.png)
YU (1) YU139886A (US08080257-20111220-C00005.png)
ZA (1) ZA865986B (US08080257-20111220-C00005.png)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8800259A (nl) * 1988-02-04 1989-09-01 Stamicarbon Werkwijze voor het concentreren van een ureumoplossing.
GB8819291D0 (en) * 1988-08-12 1988-09-14 British American Tobacco Co Improvements relating to smoking articles
IT1232669B (it) * 1989-09-15 1992-03-02 Snam Progetti Procedimento per la produzione di urea con elevato rendimento energetico.
IT1245396B (it) * 1991-03-22 1994-09-20 Snam Progetti Procedimento per la produzione di urea ad elevata efficienza energetica
US6274767B1 (en) * 1992-11-19 2001-08-14 Urea Casale, S.A. Process for the revamping of urea synthesis plants consisting of a stripper with ammonia
IT1274362B (it) * 1995-02-16 1997-07-17 Snam Progetti Procedimento ad alta resa per la sintesi dell'urea
US5767313A (en) * 1995-05-23 1998-06-16 Dsm N.V. Method for the preparation of urea
NL1000416C2 (nl) * 1995-05-23 1996-11-25 Dsm Nv Werkwijze voor de bereiding van ureum.
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
CN103553953A (zh) 2009-05-01 2014-02-05 出光兴产株式会社 α β不饱和羧酸-N,N二取代酰胺以及3-烷氧基羧酸-N,N二取代酰胺的制造方法
AP2015008643A0 (en) * 2013-02-08 2015-08-31 Toyo Engineering Corp Process for recovering carbon dioxide from combustion exhaust gas
BR112017010834B1 (pt) * 2014-11-27 2020-02-04 Stamicarbon método e instalação para produzir ureia-nitrato de amônio (uan)
CN104591807A (zh) * 2014-12-22 2015-05-06 广西大学 一种从尿液中提取氨合成尿素的制作工艺
CN105344208A (zh) * 2015-11-23 2016-02-24 河南心连心化肥有限公司 尿素合成气吸收再循环装置及其再循环方法
DE102016217765A1 (de) * 2016-09-16 2018-03-22 Thyssenkrupp Ag Anordnung und Verfahren zur Kondensation eines heißen sauren Gasgemischs
EP4169901A4 (en) * 2020-06-05 2024-06-05 National Institute Of Advanced Industrial Science and Technology CARBAMATE PRODUCTION PROCESS, CARBAMATE ESTER PRODUCTION PROCESS AND UREA DERIVATIVE PRODUCTION PROCESS

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406201A (en) * 1965-06-18 1968-10-15 Exxon Research Engineering Co Urea synthesis
NL172058C (nl) * 1972-06-12 1983-07-01 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
JPS5268129A (en) * 1975-12-05 1977-06-06 Mitsui Toatsu Chem Inc Recovery of unreacted material and heat on urea synthesis
IT1068268B (it) * 1976-09-09 1985-03-21 Snam Progetti Procedimento per la produzione di urea e purificazione delle acque
IT1065422B (it) * 1976-12-23 1985-02-25 Snam Progetti Processo ammoniaca-urea integrato per la produzione di urea
JPS5750954A (en) * 1980-09-12 1982-03-25 Mitsui Toatsu Chem Inc Synthesis of urea
GB2089786B (en) * 1980-12-23 1985-02-20 Mitsui Toatsu Chemicals Process for synthesizing urea
NL8602770A (nl) * 1986-11-03 1988-06-01 Stamicarbon Werkwijze voor de bereiding van ureum.

Also Published As

Publication number Publication date
NO163098C (no) 1990-04-04
SU1494864A3 (ru) 1989-07-15
BG45386A3 (US08080257-20111220-C00005.png) 1989-05-15
IL79679A0 (en) 1986-11-30
NL8502228A (nl) 1987-03-02
GR862096B (en) 1986-12-30
KR870002058A (ko) 1987-03-28
OA08384A (fr) 1988-02-29
AU6104086A (en) 1987-02-26
JPS6239560A (ja) 1987-02-20
AU592107B2 (en) 1990-01-04
BR8603803A (pt) 1987-03-17
NO863212D0 (no) 1986-08-08
CN86105057A (zh) 1987-04-01
HUT45969A (en) 1988-09-28
NO863212L (no) 1987-02-13
TR22836A (tr) 1988-08-18
ES2000605A6 (es) 1988-03-01
YU139886A (en) 1988-06-30
EP0213669A1 (en) 1987-03-11
US4801746A (en) 1989-01-31
NO163098B (no) 1989-12-27

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