ES358903A1 - Procedimiento para la produccion de urea. - Google Patents
Procedimiento para la produccion de urea.Info
- Publication number
- ES358903A1 ES358903A1 ES358903A ES358903A ES358903A1 ES 358903 A1 ES358903 A1 ES 358903A1 ES 358903 A ES358903 A ES 358903A ES 358903 A ES358903 A ES 358903A ES 358903 A1 ES358903 A1 ES 358903A1
- Authority
- ES
- Spain
- Prior art keywords
- aqueous solution
- carbon dioxide
- ammonia
- products
- reactor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1240968 | 1968-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES358903A1 true ES358903A1 (es) | 1970-05-16 |
Family
ID=11139817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES358903A Expired ES358903A1 (es) | 1968-02-06 | 1968-09-27 | Procedimiento para la produccion de urea. |
Country Status (14)
| Country | Link |
|---|---|
| AT (1) | AT284138B (fr) |
| BE (1) | BE714519A (fr) |
| CA (1) | CA923142A (fr) |
| CH (1) | CH486428A (fr) |
| CS (1) | CS159227B2 (fr) |
| DK (1) | DK119604B (fr) |
| ES (1) | ES358903A1 (fr) |
| FR (1) | FR1560985A (fr) |
| GB (1) | GB1188051A (fr) |
| IE (1) | IE31898B1 (fr) |
| LU (1) | LU55998A1 (fr) |
| NL (1) | NL162370C (fr) |
| NO (1) | NO129250B (fr) |
| YU (1) | YU33003B (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3954861A (en) * | 1968-02-05 | 1976-05-04 | Snamprogetti S.P.A | Process for producing urea |
| NL7307036A (fr) * | 1973-05-21 | 1974-11-25 | ||
| NL174548C (nl) * | 1977-05-05 | 1988-05-16 | Montedison Spa | Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde. |
| NL8101174A (nl) * | 1981-03-11 | 1982-10-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| EP2123633A1 (fr) | 2008-05-19 | 2009-11-25 | DSM IP Assets B.V. | Procédé de fabrication d'urée à partir d'ammoniac et de dioxyde de carbone |
| EP2286909A1 (fr) * | 2009-08-17 | 2011-02-23 | Stamicarbon B.V. | Appareil pour la décomposition de carbamate d'ammonium non converti dans des solutions d'urée dans un procédé de synthèse d'urée |
| EP3233792B1 (fr) | 2014-12-18 | 2019-09-04 | Stamicarbon B.V. | Procédé de production d'urée |
-
1968
- 1968-04-18 AT AT380168A patent/AT284138B/de not_active IP Right Cessation
- 1968-04-19 DK DK178068AA patent/DK119604B/da not_active IP Right Cessation
- 1968-04-19 YU YU945/68A patent/YU33003B/xx unknown
- 1968-04-25 CS CS308068A patent/CS159227B2/cs unknown
- 1968-04-29 FR FR1560985D patent/FR1560985A/fr not_active Expired
- 1968-04-29 LU LU55998D patent/LU55998A1/xx unknown
- 1968-04-30 BE BE714519D patent/BE714519A/xx not_active IP Right Cessation
- 1968-04-30 CH CH646968A patent/CH486428A/fr not_active IP Right Cessation
- 1968-05-01 GB GB20720/68A patent/GB1188051A/en not_active Expired
- 1968-05-01 NL NL6806170.A patent/NL162370C/xx not_active IP Right Cessation
- 1968-05-03 NO NO01723/68A patent/NO129250B/no unknown
- 1968-05-07 IE IE533/68A patent/IE31898B1/xx unknown
- 1968-09-27 ES ES358903A patent/ES358903A1/es not_active Expired
-
1969
- 1969-01-09 CA CA039707A patent/CA923142A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NO129250B (fr) | 1974-03-18 |
| AT284138B (de) | 1970-09-10 |
| DK119604B (da) | 1971-02-01 |
| YU33003B (en) | 1976-03-31 |
| CH486428A (fr) | 1970-02-28 |
| BE714519A (fr) | 1968-09-30 |
| FR1560985A (fr) | 1969-03-21 |
| CS159227B2 (fr) | 1974-12-27 |
| YU94568A (en) | 1975-08-31 |
| DE1768248B2 (de) | 1973-02-01 |
| DE1768248A1 (de) | 1972-03-30 |
| CA923142A (en) | 1973-03-20 |
| NL162370B (nl) | 1979-12-17 |
| LU55998A1 (fr) | 1968-07-12 |
| GB1188051A (en) | 1970-04-15 |
| IE31898L (en) | 1969-08-06 |
| IE31898B1 (en) | 1973-02-07 |
| NL162370C (nl) | 1980-05-16 |
| NL6806170A (fr) | 1969-08-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES266395A1 (es) | Un procedimiento para la preparaciën de urea | |
| EG14770A (en) | Process for purifying urea-containing waste water and process for preparing melamine | |
| ES358903A1 (es) | Procedimiento para la produccion de urea. | |
| CA2063638A1 (fr) | Procede de production d'uree a haut rendement energetique | |
| ES337636A1 (es) | Un procedimiento para la produccion de urea a partir de a- moniaco y dioxido de carbono. | |
| GB1207923A (en) | Process for urea production in combination with ammonia synthesis | |
| ES415803A1 (es) | Un procedimiento para preparar urea. | |
| GB1043466A (en) | Melamine synthesis | |
| GB1247951A (en) | Process for preparing melamine from urea | |
| GB1274504A (en) | Improvements in or relating to the synthesis of ammonia | |
| GB1341497A (en) | Process for the production of urea | |
| ES374565A1 (es) | Procedimiento para la produccion continua de una solucion acuosa de urea. | |
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| ES8301902A1 (es) | Procedimiento para la produccion de urea | |
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| JPS5239626A (en) | Separation and recovery process of unreacted material on urea synthesi s | |
| GB1031528A (en) | Method for producing urea starting from carbon dioxide and ammonia | |
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| GB1131906A (en) | Method of synthesizing urea | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 19871021 |