NL8602770A - Werkwijze voor de bereiding van ureum. - Google Patents
Werkwijze voor de bereiding van ureum. Download PDFInfo
- 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
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)
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 |
HU874916A HUT48575A (en) | 1986-11-03 | 1987-11-02 | Process for production of carbamide |
AU80581/87A AU8058187A (en) | 1986-11-03 | 1987-11-02 | Preparing urea from ammonia and co2 |
DD87308576A DD263526A5 (de) | 1986-11-03 | 1987-11-02 | Verfahren zur herstellung von harnstoff |
CN198787107627A CN87107627A (zh) | 1986-11-03 | 1987-11-02 | 尿素的制备方法 |
FI874809A FI874809A (fi) | 1986-11-03 | 1987-11-02 | Foerfarande foer framstaellning av urea. |
EP87202110A EP0266840A1 (en) | 1986-11-03 | 1987-11-02 | Process for preparing urea |
ZA878215A ZA878215B (en) | 1986-11-03 | 1987-11-02 | Process for preparing urea |
PH36015A PH23601A (en) | 1986-11-03 | 1987-11-02 | Process for preparing urea |
NO874557A NO874557L (no) | 1986-11-03 | 1987-11-02 | Fremgangsmaate ved fremstilling av urea. |
MA21341A MA21100A1 (fr) | 1986-11-03 | 1987-11-02 | Procede de preparation d'uree . |
IL84341A IL84341A0 (en) | 1986-11-03 | 1987-11-02 | Process for preparing urea |
TR747/87A TR23058A (tr) | 1986-11-03 | 1987-11-02 | Bir uere coezeltisinin yogunlastirilmasina mahsus islem |
JP62275872A JPS63126857A (ja) | 1986-11-03 | 1987-11-02 | 尿素の製法 |
TNTNSN87124A TNSN87124A1 (fr) | 1986-11-03 | 1987-11-03 | Procede de preparation d'uree |
ZW198/87A ZW19887A1 (en) | 1986-11-03 | 1987-11-03 | Process for preparing urea |
PL26857187A PL268571A1 (en) | 1986-11-03 | 1987-11-03 | Urea manufacture method |
PT86069A PT86069A (pt) | 1986-11-03 | 1987-11-03 | Processo de preparacao de ureia |
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 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8602770 | 1986-11-03 | ||
NL8602770A NL8602770A (nl) | 1986-11-03 | 1986-11-03 | Werkwijze voor de bereiding van ureum. |
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 (no) |
JP (1) | JPS63126857A (no) |
KR (1) | KR880006175A (no) |
CN (1) | CN87107627A (no) |
AU (1) | AU8058187A (no) |
BR (1) | BR8705820A (no) |
DD (1) | DD263526A5 (no) |
FI (1) | FI874809A (no) |
HU (1) | HUT48575A (no) |
IL (1) | IL84341A0 (no) |
MA (1) | MA21100A1 (no) |
NL (1) | NL8602770A (no) |
NO (1) | NO874557L (no) |
OA (1) | OA08692A (no) |
PH (1) | PH23601A (no) |
PL (1) | PL268571A1 (no) |
PT (1) | PT86069A (no) |
TN (1) | TNSN87124A1 (no) |
TR (1) | TR23058A (no) |
ZA (1) | ZA878215B (no) |
ZW (1) | ZW19887A1 (no) |
Families Citing this family (10)
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. |
EP2664610A1 (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 |
WO2013165246A1 (en) | 2012-05-03 | 2013-11-07 | 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 |
WO2020130817A1 (en) * | 2018-12-21 | 2020-06-25 | Stamicarbon B.V. | Urea production process and plant with heat integration in low pressure recovery section |
Family Cites Families (2)
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. |
-
1986
- 1986-11-03 NL NL8602770A patent/NL8602770A/nl not_active Application Discontinuation
-
1987
- 1987-10-30 BR BR8705820A patent/BR8705820A/pt unknown
- 1987-11-02 EP EP87202110A patent/EP0266840A1/en not_active Withdrawn
- 1987-11-02 TR TR747/87A patent/TR23058A/xx unknown
- 1987-11-02 JP JP62275872A patent/JPS63126857A/ja active Pending
- 1987-11-02 NO NO874557A patent/NO874557L/no unknown
- 1987-11-02 FI FI874809A patent/FI874809A/fi not_active Application Discontinuation
- 1987-11-02 CN CN198787107627A patent/CN87107627A/zh active Pending
- 1987-11-02 PH PH36015A patent/PH23601A/en unknown
- 1987-11-02 DD DD87308576A patent/DD263526A5/de not_active IP Right Cessation
- 1987-11-02 AU AU80581/87A patent/AU8058187A/en not_active Abandoned
- 1987-11-02 ZA ZA878215A patent/ZA878215B/xx unknown
- 1987-11-02 HU HU874916A patent/HUT48575A/hu unknown
- 1987-11-02 MA MA21341A patent/MA21100A1/fr unknown
- 1987-11-02 IL IL84341A patent/IL84341A0/xx unknown
- 1987-11-03 OA OA59217A patent/OA08692A/xx unknown
- 1987-11-03 PT PT86069A patent/PT86069A/pt not_active Application Discontinuation
- 1987-11-03 KR KR870012305A patent/KR880006175A/ko not_active Application Discontinuation
- 1987-11-03 TN TNTNSN87124A patent/TNSN87124A1/fr unknown
- 1987-11-03 PL PL26857187A patent/PL268571A1/xx unknown
- 1987-11-03 ZW ZW198/87A patent/ZW19887A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
MA21100A1 (fr) | 1988-07-01 |
NO874557L (no) | 1988-05-04 |
TR23058A (tr) | 1989-02-14 |
AU8058187A (en) | 1988-05-05 |
FI874809A (fi) | 1988-05-04 |
NO874557D0 (no) | 1987-11-02 |
TNSN87124A1 (fr) | 1990-01-01 |
OA08692A (en) | 1989-03-31 |
JPS63126857A (ja) | 1988-05-30 |
DD263526A5 (de) | 1989-01-04 |
PL268571A1 (en) | 1988-09-01 |
ZW19887A1 (en) | 1988-02-03 |
IL84341A0 (en) | 1988-04-29 |
HUT48575A (en) | 1989-06-28 |
ZA878215B (en) | 1988-04-28 |
PT86069A (pt) | 1988-12-15 |
BR8705820A (pt) | 1988-06-28 |
KR880006175A (ko) | 1988-07-21 |
CN87107627A (zh) | 1988-07-27 |
PH23601A (en) | 1989-09-11 |
EP0266840A1 (en) | 1988-05-11 |
FI874809A0 (fi) | 1987-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1B | A search report has been drawn up | ||
BV | The patent application has lapsed |