FR1495724A - Procédé de synthèse de l'urée - Google Patents
Procédé de synthèse de l'uréeInfo
- Publication number
- FR1495724A FR1495724A FR78385A FR78385A FR1495724A FR 1495724 A FR1495724 A FR 1495724A FR 78385 A FR78385 A FR 78385A FR 78385 A FR78385 A FR 78385A FR 1495724 A FR1495724 A FR 1495724A
- Authority
- FR
- France
- Prior art keywords
- synthesis process
- urea synthesis
- urea
- synthesis
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US491675A US3370090A (en) | 1965-09-30 | 1965-09-30 | Urea synthesis process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1495724A true FR1495724A (fr) | 1967-09-22 |
Family
ID=23953182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR78385A Expired FR1495724A (fr) | 1965-09-30 | 1966-09-30 | Procédé de synthèse de l'urée |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3370090A (fr) |
| BE (1) | BE687668A (fr) |
| DE (1) | DE1568336A1 (fr) |
| FR (1) | FR1495724A (fr) |
| GB (1) | GB1108430A (fr) |
| NL (1) | NL6613871A (fr) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3301897A (en) * | 1965-11-08 | 1967-01-31 | Chemical Construction Corp | Process for urea synthesis |
-
1965
- 1965-09-30 US US491675A patent/US3370090A/en not_active Expired - Lifetime
-
1966
- 1966-09-20 GB GB42042/66A patent/GB1108430A/en not_active Expired
- 1966-09-30 BE BE687668D patent/BE687668A/xx unknown
- 1966-09-30 FR FR78385A patent/FR1495724A/fr not_active Expired
- 1966-09-30 NL NL6613871A patent/NL6613871A/xx unknown
- 1966-09-30 DE DE19661568336 patent/DE1568336A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3370090A (en) | 1968-02-20 |
| BE687668A (fr) | 1967-03-30 |
| DE1568336A1 (de) | 1970-03-26 |
| GB1108430A (en) | 1968-04-03 |
| NL6613871A (fr) | 1967-03-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR1517840A (fr) | Procédé d'enduction | |
| FR1510097A (fr) | Procédé d'enduction | |
| FR1489030A (fr) | Procédé amélioré d'hydrocraquage | |
| FR1498842A (fr) | Procédé de synthèse de l'urée | |
| CH486428A (fr) | Procédé de production d'urée | |
| FR1456231A (fr) | Procédé de production d'objets creux | |
| FR1513408A (fr) | Procédé de production d'éthylène | |
| FR1494555A (fr) | Nouveau procédé de synthèse de l'urée | |
| FR1495217A (fr) | Procédé d'emboutissage | |
| FR1540732A (fr) | Procédé de synthèse de l'urée | |
| FR1505645A (fr) | Procédé de synthèse de l'urée | |
| FR1375434A (fr) | Procédé de synthèse de l'urée | |
| CH490344A (fr) | Procédé de production d'urée | |
| FR1538285A (fr) | Perfectionnement apporté au procédé de production d'urée | |
| FR1495724A (fr) | Procédé de synthèse de l'urée | |
| FR1536828A (fr) | Procédé perfectionné de synthèse de l'urée | |
| FR1505855A (fr) | Procédé de synthèse de l'hydrazine | |
| FR1450473A (fr) | Procédé de synthèse de l'urée | |
| FR1462355A (fr) | Procédé de production d'un engrais | |
| FR1443648A (fr) | Procédé d'enduisage | |
| FR1506793A (fr) | Procédé d'hydrocraquage | |
| FR1365305A (fr) | Procédé de synthèse de l'urée | |
| FR1502818A (fr) | Procédé perfectionné de synthèse de l'ammoniac | |
| FR1491404A (fr) | Procédé perfectionné de production de l'urée | |
| FR1482256A (fr) | Procédé de production d'inosine |