IL79679A0 - Preparation of urea - Google Patents

Preparation of urea

Info

Publication number
IL79679A0
IL79679A0 IL79679A IL7967986A IL79679A0 IL 79679 A0 IL79679 A0 IL 79679A0 IL 79679 A IL79679 A IL 79679A IL 7967986 A IL7967986 A IL 7967986A IL 79679 A0 IL79679 A0 IL 79679A0
Authority
IL
Israel
Prior art keywords
urea
preparation
Prior art date
Application number
IL79679A
Other languages
English (en)
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 IL79679A0 publication Critical patent/IL79679A0/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)
IL79679A 1985-08-12 1986-08-11 Preparation of urea IL79679A0 (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
IL79679A0 true IL79679A0 (en) 1986-11-30

Family

ID=19846411

Family Applications (1)

Application Number Title Priority Date Filing Date
IL79679A IL79679A0 (en) 1985-08-12 1986-08-11 Preparation of urea

Country Status (19)

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

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
NL1000416C2 (nl) * 1995-05-23 1996-11-25 Dsm Nv Werkwijze voor de bereiding van ureum.
US5767313A (en) * 1995-05-23 1998-06-16 Dsm N.V. Method for the preparation 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
EP2664611A1 (en) 2009-05-01 2013-11-20 Idemitsu Kosan Co., Ltd Method for producing alpha,beta-unsaturated carboxylic acid-N,N-disubstituted amide and method for producing 3-alkoxycarboxylic acid-N,N-disubstituted amide
US20150343369A1 (en) * 2013-02-08 2015-12-03 Toyo Engineering Corporation Process for recovering carbon dioxide from construction exhaust gas
WO2016085343A1 (en) * 2014-11-27 2016-06-02 Stamicarbon B.V. Method and plant for producing urea-ammonium nitrate (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
SU1494864A3 (ru) 1989-07-15
NL8502228A (nl) 1987-03-02
EP0213669A1 (en) 1987-03-11
BG45386A3 (bg) 1989-05-15
ES2000605A6 (es) 1988-03-01
NO163098C (no) 1990-04-04
US4801746A (en) 1989-01-31
AU592107B2 (en) 1990-01-04
JPS6239560A (ja) 1987-02-20
NO163098B (no) 1989-12-27
AU6104086A (en) 1987-02-26
NO863212D0 (no) 1986-08-08
OA08384A (fr) 1988-02-29
HUT45969A (en) 1988-09-28
CN86105057A (zh) 1987-04-01
KR870002058A (ko) 1987-03-28
NO863212L (no) 1987-02-13
TR22836A (tr) 1988-08-18
GR862096B (en) 1986-12-30
YU139886A (en) 1988-06-30
ZA865986B (en) 1987-06-24
BR8603803A (pt) 1987-03-17

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