BR8207840A - Processo para preparacao de ureia - Google Patents
Processo para preparacao de ureiaInfo
- Publication number
- BR8207840A BR8207840A BR8207840A BR8207840A BR8207840A BR 8207840 A BR8207840 A BR 8207840A BR 8207840 A BR8207840 A BR 8207840A BR 8207840 A BR8207840 A BR 8207840A BR 8207840 A BR8207840 A BR 8207840A
- Authority
- BR
- Brazil
- Prior art keywords
- preparation process
- urea preparation
- 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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8104039A NL8104039A (nl) | 1981-09-01 | 1981-09-01 | Werkwijze voor de bereiding van ureum. |
| PCT/EP1982/000187 WO1983000861A1 (en) | 1981-09-01 | 1982-08-31 | Process for the preparation of urea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8207840A true BR8207840A (pt) | 1983-09-06 |
Family
ID=19837995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8207840A BR8207840A (pt) | 1981-09-01 | 1982-08-31 | Processo para preparacao de ureia |
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 |
|---|---|---|---|---|
| GB1147734A (en) * | 1966-03-29 | 1969-04-02 | Sumitomo Chemical Co | Method for the preparation of urea |
| 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 IT IT49046/82A patent/IT1149070B/it active
- 1982-08-30 GR GR69157A patent/GR76909B/el unknown
- 1982-08-30 DD DD82242880A patent/DD204250A5/de 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 JP JP57502599A patent/JPS58501374A/ja active Pending
- 1982-08-31 PL PL23809382A patent/PL238093A1/xx unknown
- 1982-08-31 BR BR8207840A patent/BR8207840A/pt unknown
- 1982-08-31 KR KR1019820003930A patent/KR840001132A/ko unknown
- 1982-08-31 WO PCT/EP1982/000187 patent/WO1983000861A1/en not_active Application Discontinuation
- 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 |
|---|---|
| OA07201A (fr) | 1984-04-30 |
| JPS58501374A (ja) | 1983-08-18 |
| GB2107704A (en) | 1983-05-05 |
| ZA825789B (en) | 1983-06-29 |
| GR76909B (pt) | 1984-09-04 |
| KR840001132A (ko) | 1984-03-28 |
| NO831532L (no) | 1983-04-29 |
| NL8104039A (nl) | 1983-04-05 |
| EP0086804A1 (en) | 1983-08-31 |
| ES515378A0 (es) | 1983-05-01 |
| WO1983000861A1 (en) | 1983-03-17 |
| IT8249046A0 (it) | 1982-08-30 |
| IT1149070B (it) | 1986-12-03 |
| PL238093A1 (en) | 1983-03-28 |
| ES8306104A1 (es) | 1983-05-01 |
| DD204250A5 (de) | 1983-11-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR8201250A (pt) | Processo para a preparacao de poliisocianatos | |
| BR8303125A (pt) | Processo para preparacao de etilenoglicol | |
| BR8506910A (pt) | Processo para preparacao de poliais polimericos | |
| BR8403184A (pt) | Processo para formacao de eixo | |
| BR8206567A (pt) | Processo para preparacao de 4,4'-diisocianatodifenilmetano | |
| BR8200741A (pt) | Composto,emprego e processo de preparacao de compostos | |
| BR8300674A (pt) | Processo de preparacao do polivinilbutiral | |
| BR8404867A (pt) | Processo para a preparacao de n-glicidilaminas | |
| BR8207839A (pt) | Processo para preparacao de ureia | |
| BR8204274A (pt) | Processo para a preparacao de poliisocianatos | |
| BR8206031A (pt) | Processo para sintese de ureia | |
| BR8204471A (pt) | Processo para a preparacao de 1-amino-4-hidroxi-antraquinonas | |
| BR8201575A (pt) | Processo para a preparacao de glicolaldeido | |
| BR8303196A (pt) | Processo para preparacao de um catalisador de dhidrocraquear e catalisador assim obtido | |
| BR8201857A (pt) | Processo para preparacao de dissulfetos de ditiazolila | |
| BR8204565A (pt) | Processo para a preparacao de uretanas | |
| BR8200548A (pt) | Processo para fabricacao de ureia | |
| BR8201694A (pt) | Processo para cloracao alifatica seletiva de alquilbenzenos | |
| BR8407063A (pt) | Processo para a preparacao de uretanas | |
| BR8207840A (pt) | Processo para preparacao de ureia | |
| BR8203231A (pt) | Processo para a preparacao de o-alquiluretanas n-monossubstituidas | |
| BR8107546A (pt) | Composto de 3-amino-2-alquenilimidatos e processo para preparar o composto | |
| BR8406951A (pt) | Processo para a preparacao de cianoidrinas | |
| BR8300585A (pt) | Processo para preparacao de dissulfetos de ditiazol | |
| BR8200418A (pt) | Processo para obtencao de antranil-amidas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B15K | Others concerning applications: alteration of classification |
Ipc: C07C 273/04 (2006.01) |