NL8502228A - Werkwijze voor de bereiding van ureum. - Google Patents

Werkwijze voor de bereiding van ureum. Download PDF

Info

Publication number
NL8502228A
NL8502228A NL8502228A NL8502228A NL8502228A NL 8502228 A NL8502228 A NL 8502228A NL 8502228 A NL8502228 A NL 8502228A NL 8502228 A NL8502228 A NL 8502228A NL 8502228 A NL8502228 A NL 8502228A
Authority
NL
Netherlands
Prior art keywords
urea
solution
pressure
zone
carbamate
Prior art date
Application number
NL8502228A
Other languages
English (en)
Dutch (nl)
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
Priority to NL8502228A priority Critical patent/NL8502228A/nl
Priority to KR1019860006384A priority patent/KR870002058A/ko
Priority to YU01398/86A priority patent/YU139886A/xx
Priority to EP86201387A priority patent/EP0213669A1/en
Priority to ES8600967A priority patent/ES2000605A6/es
Priority to SU864027930A priority patent/SU1494864A3/ru
Priority to GR862096A priority patent/GR862096B/el
Priority to NO863212A priority patent/NO163098C/no
Priority to ZA865986A priority patent/ZA865986B/xx
Priority to HU863514A priority patent/HUT45969A/hu
Priority to BR8603803A priority patent/BR8603803A/pt
Priority to CN198686105057A priority patent/CN86105057A/zh
Priority to AU61040/86A priority patent/AU592107B2/en
Priority to BG076138A priority patent/BG45386A3/xx
Priority to IL79679A priority patent/IL79679A0/xx
Priority to TR35056A priority patent/TR22836A/xx
Priority to US06/895,429 priority patent/US4801746A/en
Priority to JP61187948A priority patent/JPS6239560A/ja
Priority to OA58928A priority patent/OA08384A/xx
Publication of NL8502228A publication Critical patent/NL8502228A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
NL8502228A 1985-08-12 1985-08-12 Werkwijze voor de bereiding van ureum. NL8502228A (nl)

Priority Applications (19)

Application Number Priority Date Filing Date Title
NL8502228A NL8502228A (nl) 1985-08-12 1985-08-12 Werkwijze voor de bereiding van ureum.
KR1019860006384A KR870002058A (ko) 1985-08-12 1986-08-02 요소의 제조 방법
YU01398/86A YU139886A (en) 1985-08-12 1986-08-06 Process for obtaining carbamide
EP86201387A EP0213669A1 (en) 1985-08-12 1986-08-07 Process for the preparation of urea
ES8600967A ES2000605A6 (es) 1985-08-12 1986-08-08 Un procedimiento para la preparacion de urea
SU864027930A SU1494864A3 (ru) 1985-08-12 1986-08-08 Способ получени мочевины
GR862096A GR862096B (en) 1985-08-12 1986-08-08 Process for the preparation of urea
NO863212A NO163098C (no) 1985-08-12 1986-08-08 Fremgangsmaate ved fremstilling av urea.
ZA865986A ZA865986B (en) 1985-08-12 1986-08-08 Process for the preparation of urea
HU863514A HUT45969A (en) 1985-08-12 1986-08-08 Process for production of carbamides
BR8603803A BR8603803A (pt) 1985-08-12 1986-08-08 Processo para a preparacao de ureia e ureia e solucao de ureia assim preparadas
CN198686105057A CN86105057A (zh) 1985-08-12 1986-08-09 制备脲素的方法
AU61040/86A AU592107B2 (en) 1985-08-12 1986-08-11 Process for the preparation of urea
BG076138A BG45386A3 (bg) 1985-08-12 1986-08-11 Метод за получаване на карбамид
IL79679A IL79679A0 (en) 1985-08-12 1986-08-11 Preparation of urea
TR35056A TR22836A (tr) 1985-08-12 1986-08-11 Amonyak ve karbon dioksit uere hazirlanmasi icin yoentem
US06/895,429 US4801746A (en) 1985-08-12 1986-08-11 Process for the preparation of urea
JP61187948A JPS6239560A (ja) 1985-08-12 1986-08-12 尿素の製造方法
OA58928A OA08384A (fr) 1985-08-12 1986-08-12 Procédé de préparation de l'urée.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8502228 1985-08-12
NL8502228A NL8502228A (nl) 1985-08-12 1985-08-12 Werkwijze voor de bereiding van ureum.

Publications (1)

Publication Number Publication Date
NL8502228A true NL8502228A (nl) 1987-03-02

Family

ID=19846411

Family Applications (1)

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

Country Status (19)

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

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
US8748659B2 (en) 2009-05-01 2014-06-10 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
JP6329159B2 (ja) * 2013-02-08 2018-05-23 東洋エンジニアリング株式会社 燃焼排ガスからの二酸化炭素回収プロセス
EA033176B1 (ru) * 2014-11-27 2019-09-30 Стамикарбон Б.В. Способ и установка для производства карбамидоаммониевого нитрата (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
CN115956067A (zh) * 2020-06-05 2023-04-11 国立研究开发法人产业技术总合研究所 氨基甲酸盐的制造方法、氨基甲酸酯的制造方法、以及尿素衍生物的制造方法

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
CN86105057A (zh) 1987-04-01
ES2000605A6 (es) 1988-03-01
NO863212L (no) 1987-02-13
NO163098C (no) 1990-04-04
TR22836A (tr) 1988-08-18
GR862096B (en) 1986-12-30
JPS6239560A (ja) 1987-02-20
NO163098B (no) 1989-12-27
KR870002058A (ko) 1987-03-28
BR8603803A (pt) 1987-03-17
YU139886A (en) 1988-06-30
OA08384A (fr) 1988-02-29
AU6104086A (en) 1987-02-26
EP0213669A1 (en) 1987-03-11
NO863212D0 (no) 1986-08-08
SU1494864A3 (ru) 1989-07-15
HUT45969A (en) 1988-09-28
ZA865986B (en) 1987-06-24
US4801746A (en) 1989-01-31
IL79679A0 (en) 1986-11-30
BG45386A3 (bg) 1989-05-15
AU592107B2 (en) 1990-01-04

Similar Documents

Publication Publication Date Title
NL8502228A (nl) Werkwijze voor de bereiding van ureum.
NL8502227A (nl) Werkwijze voor de bereiding van ureum.
NL8201652A (nl) Werkwijze voor de bereiding van ureum.
EP2844640A1 (en) Urea production plant
US7622609B2 (en) Process for the preparation of urea
HU180579B (en) Process for cleaning urea-containing waste waters and for producing melamine
CN109890788B (zh) 尿素与尿素-硝酸铵的集成工艺
NL8100989A (nl) Werkwijze voor het verwijderen van ureum, ammoniak en kooldioxide uit verdunde waterige oplossingen.
CA1053701A (en) Integrated urea-ammonia process
WO2016099269A1 (en) Process for urea production
CA2779841C (en) A urea stripping process for the production of urea
NL8602770A (nl) Werkwijze voor de bereiding van ureum.
EP0145054B1 (en) Process for preparing urea
NL8900152A (nl) Werkwijze voor de bereiding van ureum.
NL8800259A (nl) Werkwijze voor het concentreren van een ureumoplossing.
NL8104039A (nl) Werkwijze voor de bereiding van ureum.
WO2024112199A1 (en) Coupled urea melamine production with hp co2 stripping
SE409203B (sv) Integrerat forfarande for framstellning av karbamid
NL8500591A (nl) Werkwijze voor de bereiding van ureum uit kooldioxide en ammoniak.

Legal Events

Date Code Title Description
A1B A search report has been drawn up
BV The patent application has lapsed