NL8104039A - Werkwijze voor de bereiding van ureum. - Google Patents
Werkwijze voor de bereiding van ureum. Download PDFInfo
- Publication number
- NL8104039A NL8104039A NL8104039A NL8104039A NL8104039A NL 8104039 A NL8104039 A NL 8104039A NL 8104039 A NL8104039 A NL 8104039A NL 8104039 A NL8104039 A NL 8104039A NL 8104039 A NL8104039 A NL 8104039A
- Authority
- NL
- Netherlands
- Prior art keywords
- urea
- reaction zone
- zone
- stripping
- carbamate
- 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
-
- 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
- C07C273/08—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 ammoniacal liquor
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Saccharide Compounds (AREA)
Priority Applications (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8104039A NL8104039A (nl) | 1981-09-01 | 1981-09-01 | Werkwijze voor de bereiding van ureum. |
ZA825789A ZA825789B (en) | 1981-09-01 | 1982-08-10 | Process for the preparation of urea |
IT49046/82A IT1149070B (it) | 1981-09-01 | 1982-08-30 | Procedimento per la preparazione di urea |
GR69157A GR76909B (pt) | 1981-09-01 | 1982-08-30 | |
DD82242880A DD204250A5 (de) | 1981-09-01 | 1982-08-30 | Verfahren zur herstellung von harnstoff |
BR8207840A BR8207840A (pt) | 1981-09-01 | 1982-08-31 | Processo para preparacao de ureia |
ES515378A ES8306104A1 (es) | 1981-09-01 | 1982-08-31 | "un procedimiento mejorado para la preparacion de urea". |
EP82902529A EP0086804A1 (en) | 1981-09-01 | 1982-08-31 | Process for the preparation of urea |
PL23809382A PL238093A1 (en) | 1981-09-01 | 1982-08-31 | Method of manufacture of urea |
PCT/EP1982/000187 WO1983000861A1 (en) | 1981-09-01 | 1982-08-31 | Process for the preparation of urea |
AU88258/82A AU8825882A (en) | 1981-09-01 | 1982-08-31 | Process for the preparation of urea |
JP57502599A JPS58501374A (ja) | 1981-09-01 | 1982-08-31 | 尿素の製造方法 |
KR1019820003930A KR840001132A (ko) | 1981-09-01 | 1982-08-31 | 요소 제조 방법 |
GB08224952A GB2107704A (en) | 1981-09-01 | 1982-09-01 | Process for the preparation of urea |
OA57793A OA07201A (fr) | 1981-09-01 | 1982-09-01 | Procédé pour la préparation de l'urée . |
NO831532A NO831532L (no) | 1981-09-01 | 1983-04-29 | Fremgangsmaate ved fremstilling av urea. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8104039 | 1981-09-01 | ||
NL8104039A NL8104039A (nl) | 1981-09-01 | 1981-09-01 | Werkwijze voor de bereiding van ureum. |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8104039A true NL8104039A (nl) | 1983-04-05 |
Family
ID=19837995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8104039A NL8104039A (nl) | 1981-09-01 | 1981-09-01 | Werkwijze voor de bereiding van ureum. |
Country Status (15)
Country | Link |
---|---|
EP (1) | EP0086804A1 (pt) |
JP (1) | JPS58501374A (pt) |
KR (1) | KR840001132A (pt) |
BR (1) | BR8207840A (pt) |
DD (1) | DD204250A5 (pt) |
ES (1) | ES8306104A1 (pt) |
GB (1) | GB2107704A (pt) |
GR (1) | GR76909B (pt) |
IT (1) | IT1149070B (pt) |
NL (1) | NL8104039A (pt) |
NO (1) | NO831532L (pt) |
OA (1) | OA07201A (pt) |
PL (1) | PL238093A1 (pt) |
WO (1) | WO1983000861A1 (pt) |
ZA (1) | ZA825789B (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8303424A (nl) * | 1983-10-06 | 1985-05-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
IT1290423B1 (it) * | 1996-10-17 | 1998-12-03 | Eurotecnica Contractors And En | Procedimento per la sintesi di urea da anidride carbonica e ammoniaca |
RU2529462C1 (ru) * | 2013-05-15 | 2014-09-27 | Открытое акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (ОАО "НИИК") | Способ получения карбамида |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1618867A1 (de) * | 1966-03-29 | 1972-03-30 | Sumitomo Chemical Co | Verfahren zur Herstellung von Harnstoff |
CH468356A (de) * | 1966-04-05 | 1969-02-15 | Inventa Ag | Verfahren zur Aufarbeitung des bei der Synthese von Harnstoff aus Ammoniak und Kohlendioxyd in einem Synthesereaktor bei erhöhtem Druck und erhöhter Temperatur erhaltenen Synthesegemisches |
NL168506C (nl) * | 1970-12-31 | 1982-04-16 | Stamicarbon | Werkwijze voor de bereiding van ureum. |
BE787832A (fr) * | 1971-09-02 | 1973-02-22 | Stamicarbon | Procede pour la preparation d'uree |
NL7307036A (pt) * | 1973-05-21 | 1974-11-25 |
-
1981
- 1981-09-01 NL NL8104039A patent/NL8104039A/nl not_active Application Discontinuation
-
1982
- 1982-08-10 ZA ZA825789A patent/ZA825789B/xx unknown
- 1982-08-30 DD DD82242880A patent/DD204250A5/de unknown
- 1982-08-30 GR GR69157A patent/GR76909B/el unknown
- 1982-08-30 IT IT49046/82A patent/IT1149070B/it active
- 1982-08-31 EP EP82902529A patent/EP0086804A1/en not_active Withdrawn
- 1982-08-31 KR KR1019820003930A patent/KR840001132A/ko unknown
- 1982-08-31 WO PCT/EP1982/000187 patent/WO1983000861A1/en not_active Application Discontinuation
- 1982-08-31 ES ES515378A patent/ES8306104A1/es not_active Expired
- 1982-08-31 JP JP57502599A patent/JPS58501374A/ja active Pending
- 1982-08-31 BR BR8207840A patent/BR8207840A/pt unknown
- 1982-08-31 PL PL23809382A patent/PL238093A1/xx unknown
- 1982-09-01 OA OA57793A patent/OA07201A/xx unknown
- 1982-09-01 GB GB08224952A patent/GB2107704A/en not_active Withdrawn
-
1983
- 1983-04-29 NO NO831532A patent/NO831532L/no unknown
Also Published As
Publication number | Publication date |
---|---|
GB2107704A (en) | 1983-05-05 |
ZA825789B (en) | 1983-06-29 |
KR840001132A (ko) | 1984-03-28 |
WO1983000861A1 (en) | 1983-03-17 |
EP0086804A1 (en) | 1983-08-31 |
PL238093A1 (en) | 1983-03-28 |
ES515378A0 (es) | 1983-05-01 |
NO831532L (no) | 1983-04-29 |
DD204250A5 (de) | 1983-11-23 |
BR8207840A (pt) | 1983-09-06 |
IT8249046A0 (it) | 1982-08-30 |
JPS58501374A (ja) | 1983-08-18 |
IT1149070B (it) | 1986-12-03 |
GR76909B (pt) | 1984-09-04 |
OA07201A (fr) | 1984-04-30 |
ES8306104A1 (es) | 1983-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1B | A search report has been drawn up | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |