IT1149070B - Procedimento per la preparazione di urea - Google Patents
Procedimento per la preparazione di ureaInfo
- Publication number
- IT1149070B IT1149070B IT49046/82A IT4904682A IT1149070B IT 1149070 B IT1149070 B IT 1149070B IT 49046/82 A IT49046/82 A IT 49046/82A IT 4904682 A IT4904682 A IT 4904682A IT 1149070 B IT1149070 B IT 1149070B
- Authority
- IT
- Italy
- Prior art keywords
- urea
- procedure
- preparation
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8104039A NL8104039A (nl) | 1981-09-01 | 1981-09-01 | Werkwijze voor de bereiding van ureum. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8249046A0 IT8249046A0 (it) | 1982-08-30 |
| IT1149070B true IT1149070B (it) | 1986-12-03 |
Family
ID=19837995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT49046/82A IT1149070B (it) | 1981-09-01 | 1982-08-30 | Procedimento per la preparazione di urea |
Country Status (15)
| Country | Link |
|---|---|
| EP (1) | EP0086804A1 (it) |
| JP (1) | JPS58501374A (it) |
| KR (1) | KR840001132A (it) |
| BR (1) | BR8207840A (it) |
| DD (1) | DD204250A5 (it) |
| ES (1) | ES8306104A1 (it) |
| GB (1) | GB2107704A (it) |
| GR (1) | GR76909B (it) |
| IT (1) | IT1149070B (it) |
| NL (1) | NL8104039A (it) |
| NO (1) | NO831532L (it) |
| OA (1) | OA07201A (it) |
| PL (1) | PL238093A1 (it) |
| WO (1) | WO1983000861A1 (it) |
| ZA (1) | ZA825789B (it) |
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 (it) * | 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 IT IT49046/82A patent/IT1149070B/it active
- 1982-08-30 GR GR69157A patent/GR76909B/el unknown
- 1982-08-31 WO PCT/EP1982/000187 patent/WO1983000861A1/en not_active Application Discontinuation
- 1982-08-31 BR BR8207840A patent/BR8207840A/pt unknown
- 1982-08-31 ES ES515378A patent/ES8306104A1/es not_active Expired
- 1982-08-31 EP EP82902529A patent/EP0086804A1/en not_active Withdrawn
- 1982-08-31 KR KR1019820003930A patent/KR840001132A/ko unknown
- 1982-08-31 JP JP57502599A patent/JPS58501374A/ja active Pending
- 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 |
| KR840001132A (ko) | 1984-03-28 |
| JPS58501374A (ja) | 1983-08-18 |
| DD204250A5 (de) | 1983-11-23 |
| PL238093A1 (en) | 1983-03-28 |
| WO1983000861A1 (en) | 1983-03-17 |
| ES515378A0 (es) | 1983-05-01 |
| NO831532L (no) | 1983-04-29 |
| BR8207840A (pt) | 1983-09-06 |
| NL8104039A (nl) | 1983-04-05 |
| EP0086804A1 (en) | 1983-08-31 |
| OA07201A (fr) | 1984-04-30 |
| ZA825789B (en) | 1983-06-29 |
| ES8306104A1 (es) | 1983-05-01 |
| IT8249046A0 (it) | 1982-08-30 |
| GR76909B (it) | 1984-09-04 |
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