NL8602770A - Werkwijze voor de bereiding van ureum. - Google Patents

Werkwijze voor de bereiding van ureum. Download PDF

Info

Publication number
NL8602770A
NL8602770A NL8602770A NL8602770A NL8602770A NL 8602770 A NL8602770 A NL 8602770A NL 8602770 A NL8602770 A NL 8602770A NL 8602770 A NL8602770 A NL 8602770A NL 8602770 A NL8602770 A NL 8602770A
Authority
NL
Netherlands
Prior art keywords
urea
gas mixture
solution
zone
pressure
Prior art date
Application number
NL8602770A
Other languages
English (en)
Dutch (nl)
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
Priority to NL8602770A priority Critical patent/NL8602770A/nl
Priority to BR8705820A priority patent/BR8705820A/pt
Priority to PH36015A priority patent/PH23601A/en
Priority to IL84341A priority patent/IL84341A0/xx
Priority to MA21341A priority patent/MA21100A1/fr
Priority to FI874809A priority patent/FI874809A/fi
Priority to JP62275872A priority patent/JPS63126857A/ja
Priority to HU874916A priority patent/HUT48575A/hu
Priority to CN198787107627A priority patent/CN87107627A/zh
Priority to TR747/87A priority patent/TR23058A/xx
Priority to DD87308576A priority patent/DD263526A5/de
Priority to NO874557A priority patent/NO874557L/no
Priority to EP87202110A priority patent/EP0266840A1/en
Priority to AU80581/87A priority patent/AU8058187A/en
Priority to ZA878215A priority patent/ZA878215B/xx
Priority to OA59217A priority patent/OA08692A/xx
Priority to KR870012305A priority patent/KR880006175A/ko
Priority to PL26857187A priority patent/PL268571A1/xx
Priority to ZW198/87A priority patent/ZW19887A1/xx
Priority to PT86069A priority patent/PT86069A/pt
Priority to TNTNSN87124A priority patent/TNSN87124A1/fr
Publication of NL8602770A publication Critical patent/NL8602770A/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)
NL8602770A 1986-11-03 1986-11-03 Werkwijze voor de bereiding van ureum. NL8602770A (nl)

Priority Applications (21)

Application Number Priority Date Filing Date Title
NL8602770A NL8602770A (nl) 1986-11-03 1986-11-03 Werkwijze voor de bereiding van ureum.
BR8705820A BR8705820A (pt) 1986-11-03 1987-10-30 Processo para preparacao de ureia,bem como ureia e solucoes de ureia assim obtidas
PH36015A PH23601A (en) 1986-11-03 1987-11-02 Process for preparing urea
IL84341A IL84341A0 (en) 1986-11-03 1987-11-02 Process for preparing urea
MA21341A MA21100A1 (fr) 1986-11-03 1987-11-02 Procede de preparation d'uree .
FI874809A FI874809A (fi) 1986-11-03 1987-11-02 Foerfarande foer framstaellning av urea.
JP62275872A JPS63126857A (ja) 1986-11-03 1987-11-02 尿素の製法
HU874916A HUT48575A (en) 1986-11-03 1987-11-02 Process for production of carbamide
CN198787107627A CN87107627A (zh) 1986-11-03 1987-11-02 尿素的制备方法
TR747/87A TR23058A (tr) 1986-11-03 1987-11-02 Bir uere coezeltisinin yogunlastirilmasina mahsus islem
DD87308576A DD263526A5 (de) 1986-11-03 1987-11-02 Verfahren zur herstellung von harnstoff
NO874557A NO874557L (no) 1986-11-03 1987-11-02 Fremgangsmaate ved fremstilling av urea.
EP87202110A EP0266840A1 (en) 1986-11-03 1987-11-02 Process for preparing urea
AU80581/87A AU8058187A (en) 1986-11-03 1987-11-02 Preparing urea from ammonia and co2
ZA878215A ZA878215B (en) 1986-11-03 1987-11-02 Process for preparing urea
OA59217A OA08692A (en) 1986-11-03 1987-11-03 Process for preparing urea.
KR870012305A KR880006175A (ko) 1986-11-03 1987-11-03 요소 제조 방법
PL26857187A PL268571A1 (en) 1986-11-03 1987-11-03 Urea manufacture method
ZW198/87A ZW19887A1 (en) 1986-11-03 1987-11-03 Process for preparing urea
PT86069A PT86069A (pt) 1986-11-03 1987-11-03 Processo de preparacao de ureia
TNTNSN87124A TNSN87124A1 (fr) 1986-11-03 1987-11-03 Procede de preparation d'uree

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8602770A NL8602770A (nl) 1986-11-03 1986-11-03 Werkwijze voor de bereiding van ureum.
NL8602770 1986-11-03

Publications (1)

Publication Number Publication Date
NL8602770A true NL8602770A (nl) 1988-06-01

Family

ID=19848769

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8602770A NL8602770A (nl) 1986-11-03 1986-11-03 Werkwijze voor de bereiding van ureum.

Country Status (21)

Country Link
EP (1) EP0266840A1 (xx)
JP (1) JPS63126857A (xx)
KR (1) KR880006175A (xx)
CN (1) CN87107627A (xx)
AU (1) AU8058187A (xx)
BR (1) BR8705820A (xx)
DD (1) DD263526A5 (xx)
FI (1) FI874809A (xx)
HU (1) HUT48575A (xx)
IL (1) IL84341A0 (xx)
MA (1) MA21100A1 (xx)
NL (1) NL8602770A (xx)
NO (1) NO874557L (xx)
OA (1) OA08692A (xx)
PH (1) PH23601A (xx)
PL (1) PL268571A1 (xx)
PT (1) PT86069A (xx)
TN (1) TNSN87124A1 (xx)
TR (1) TR23058A (xx)
ZA (1) ZA878215B (xx)
ZW (1) ZW19887A1 (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8502228A (nl) * 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL8800259A (nl) * 1988-02-04 1989-09-01 Stamicarbon Werkwijze voor het concentreren van een ureumoplossing.
IT1232669B (it) * 1989-09-15 1992-03-02 Snam Progetti Procedimento per la produzione di urea con elevato rendimento energetico.
CN1058704C (zh) * 1996-01-11 2000-11-22 化学工业部上海化工研究院 二氧化碳汽提法尿素制备方法
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
NL1028497C2 (nl) 2005-03-09 2006-09-12 Dsm Ip Assets Bv Werkwijze voor de bereiding van een ureum-bevattende waterige stroom.
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
US9505712B2 (en) * 2012-05-03 2016-11-29 Stamicarbon B.V. Method and apparatus for the production of urea from ammonia and carbon dioxide
CN107315034B (zh) 2016-04-26 2021-06-08 新唐科技日本株式会社 气体检测装置以及氢检测方法
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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5750954A (en) * 1980-09-12 1982-03-25 Mitsui Toatsu Chem Inc Synthesis of urea
NL8303888A (nl) * 1983-11-13 1985-06-03 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.

Also Published As

Publication number Publication date
OA08692A (en) 1989-03-31
IL84341A0 (en) 1988-04-29
KR880006175A (ko) 1988-07-21
NO874557D0 (no) 1987-11-02
TNSN87124A1 (fr) 1990-01-01
DD263526A5 (de) 1989-01-04
FI874809A (fi) 1988-05-04
PT86069A (pt) 1988-12-15
PH23601A (en) 1989-09-11
NO874557L (no) 1988-05-04
FI874809A0 (fi) 1987-11-02
EP0266840A1 (en) 1988-05-11
ZW19887A1 (en) 1988-02-03
CN87107627A (zh) 1988-07-27
ZA878215B (en) 1988-04-28
AU8058187A (en) 1988-05-05
MA21100A1 (fr) 1988-07-01
JPS63126857A (ja) 1988-05-30
HUT48575A (en) 1989-06-28
BR8705820A (pt) 1988-06-28
TR23058A (tr) 1989-02-14
PL268571A1 (en) 1988-09-01

Similar Documents

Publication Publication Date Title
CA2871771C (en) Urea production plant
NL1017990C2 (nl) Werkwijze voor de bereiding van ureum.
HU180579B (en) Process for cleaning urea-containing waste waters and for producing melamine
NL8201652A (nl) Werkwijze voor de bereiding van ureum.
CA1189683A (en) Process for the recovery of valuable components from the waste streams obtained in the preparation of urea
US4801745A (en) Improved process for the preparation of urea
AU592107B2 (en) Process for the preparation of urea
NL8602770A (nl) Werkwijze voor de bereiding van ureum.
EP3233792A1 (en) Process for urea production
US4433146A (en) Process for the preparation of melamine
CA2779841C (en) A urea stripping process for the production of urea
KR20070038095A (ko) 요소의 제조 방법
NL8203941A (nl) Werkwijze voor de bereiding van ureum.
EP0145054B1 (en) Process for preparing urea
NL1009516C2 (nl) Werkwijze voor de bereiding van ureum.
US6342632B1 (en) Process and plant for the production of urea with high conversion yield and low energy consumption
JPH0920746A (ja) 高収率の尿素合成方法
NL8203258A (nl) Werkwijze voor de bereiding van ureum.
NL8900152A (nl) Werkwijze voor de bereiding van ureum.
NL8800259A (nl) Werkwijze voor het concentreren van een ureumoplossing.
RU2087466C1 (ru) Способ получения карбамида

Legal Events

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