OA07201A - Process for the preparation of urea. - Google Patents
Process for the preparation of urea.Info
- Publication number
- OA07201A OA07201A OA57793A OA57793A OA07201A OA 07201 A OA07201 A OA 07201A OA 57793 A OA57793 A OA 57793A OA 57793 A OA57793 A OA 57793A OA 07201 A OA07201 A OA 07201A
- Authority
- OA
- OAPI
- Prior art keywords
- urea
- 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 (en) | 1981-09-01 | 1981-09-01 | METHOD FOR THE PREPARATION OF UREA. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| OA07201A true OA07201A (en) | 1984-04-30 |
Family
ID=19837995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| OA57793A OA07201A (en) | 1981-09-01 | 1982-09-01 | Process for the preparation of urea. |
Country Status (15)
| Country | Link |
|---|---|
| EP (1) | EP0086804A1 (en) |
| JP (1) | JPS58501374A (en) |
| KR (1) | KR840001132A (en) |
| BR (1) | BR8207840A (en) |
| DD (1) | DD204250A5 (en) |
| ES (1) | ES515378A0 (en) |
| GB (1) | GB2107704A (en) |
| GR (1) | GR76909B (en) |
| IT (1) | IT1149070B (en) |
| NL (1) | NL8104039A (en) |
| NO (1) | NO831532L (en) |
| OA (1) | OA07201A (en) |
| PL (1) | PL238093A1 (en) |
| WO (1) | WO1983000861A1 (en) |
| ZA (1) | ZA825789B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8303424A (en) * | 1983-10-06 | 1985-05-01 | Unie Van Kunstmestfab Bv | METHOD FOR THE PREPARATION OF UREA. |
| IT1290423B1 (en) * | 1996-10-17 | 1998-12-03 | Eurotecnica Contractors And En | PROCEDURE FOR THE SYNTHESIS OF UREA FROM CARBON DIOXIDE AND AMMONIA |
| RU2529462C1 (en) * | 2013-05-15 | 2014-09-27 | Открытое акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (ОАО "НИИК") | Method of producing carbamide |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1618867A1 (en) * | 1966-03-29 | 1972-03-30 | Sumitomo Chemical Co | Process for the production of urea |
| CH468356A (en) * | 1966-04-05 | 1969-02-15 | Inventa Ag | Process for working up the synthesis mixture obtained in the synthesis of urea from ammonia and carbon dioxide in a synthesis reactor at elevated pressure and elevated temperature |
| NL168506C (en) * | 1970-12-31 | 1982-04-16 | Stamicarbon | METHOD FOR THE PREPARATION OF UREA. |
| BE787832A (en) * | 1971-09-02 | 1973-02-22 | Stamicarbon | PROCESS FOR THE PREPARATION OF UREA |
| NL7307036A (en) * | 1973-05-21 | 1974-11-25 |
-
1981
- 1981-09-01 NL NL8104039A patent/NL8104039A/en not_active Application Discontinuation
-
1982
- 1982-08-10 ZA ZA825789A patent/ZA825789B/en unknown
- 1982-08-30 GR GR69157A patent/GR76909B/el unknown
- 1982-08-30 DD DD82242880A patent/DD204250A5/en unknown
- 1982-08-30 IT IT49046/82A patent/IT1149070B/en active
- 1982-08-31 JP JP57502599A patent/JPS58501374A/en active Pending
- 1982-08-31 BR BR8207840A patent/BR8207840A/en unknown
- 1982-08-31 KR KR1019820003930A patent/KR840001132A/en unknown
- 1982-08-31 EP EP82902529A patent/EP0086804A1/en not_active Withdrawn
- 1982-08-31 PL PL23809382A patent/PL238093A1/en unknown
- 1982-08-31 WO PCT/EP1982/000187 patent/WO1983000861A1/en not_active Application Discontinuation
- 1982-08-31 ES ES515378A patent/ES515378A0/en active Granted
- 1982-09-01 OA OA57793A patent/OA07201A/en unknown
- 1982-09-01 GB GB08224952A patent/GB2107704A/en not_active Withdrawn
-
1983
- 1983-04-29 NO NO831532A patent/NO831532L/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DD204250A5 (en) | 1983-11-23 |
| NO831532L (en) | 1983-04-29 |
| BR8207840A (en) | 1983-09-06 |
| ES8306104A1 (en) | 1983-05-01 |
| GB2107704A (en) | 1983-05-05 |
| EP0086804A1 (en) | 1983-08-31 |
| PL238093A1 (en) | 1983-03-28 |
| KR840001132A (en) | 1984-03-28 |
| NL8104039A (en) | 1983-04-05 |
| IT8249046A0 (en) | 1982-08-30 |
| ES515378A0 (en) | 1983-05-01 |
| WO1983000861A1 (en) | 1983-03-17 |
| GR76909B (en) | 1984-09-04 |
| ZA825789B (en) | 1983-06-29 |
| IT1149070B (en) | 1986-12-03 |
| JPS58501374A (en) | 1983-08-18 |
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