FR1375434A - Procédé de synthèse de l'urée - Google Patents
Procédé de synthèse de l'uréeInfo
- Publication number
- FR1375434A FR1375434A FR954623A FR954623A FR1375434A FR 1375434 A FR1375434 A FR 1375434A FR 954623 A FR954623 A FR 954623A FR 954623 A FR954623 A FR 954623A FR 1375434 A FR1375434 A FR 1375434A
- 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
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title 1
- 230000015572 biosynthetic process Effects 0.000 title 1
- 239000004202 carbamide Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000003786 synthesis reaction Methods 0.000 title 1
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 |
|---|---|---|---|
| US211961A US3270050A (en) | 1962-07-24 | 1962-07-24 | Complete recycle urea synthesis process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1375434A true FR1375434A (fr) | 1964-10-16 |
Family
ID=22788971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR954623A Expired FR1375434A (fr) | 1962-07-24 | 1963-11-22 | Procédé de synthèse de l'urée |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3270050A (fr) |
| FR (1) | FR1375434A (fr) |
| GB (1) | GB995184A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3922222A (en) * | 1973-02-20 | 1975-11-25 | Cf Ind | Method for treatment of urea crystallizer condensate |
| DE2460167C3 (de) * | 1974-12-19 | 1983-11-17 | Krauss-Maffei AG, 8000 München | Spaltsieb mit auswechselbaren Siebstäben |
| EP2437054B1 (fr) | 2009-05-28 | 2015-12-02 | Toyo Engineering Corporation | Procédé pour analyser une solution de carbamate d'ammonium aqueuse et procédé pour la préparation d'urée |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA535406A (fr) * | 1957-01-08 | Hirano Masao | Methode de separation d'ammoniaque excessive dans la production d'uree | |
| US2848493A (en) * | 1955-06-27 | 1958-08-19 | Allied Chem | Process for synthesis of urea |
| US3155722A (en) * | 1960-01-29 | 1964-11-03 | Chemical Construction Corp | Recovery of residual ammonia and carbon dioxide in the synthesis of urea |
-
1962
- 1962-07-24 US US211961A patent/US3270050A/en not_active Expired - Lifetime
-
1963
- 1963-07-11 GB GB27470/63A patent/GB995184A/en not_active Expired
- 1963-11-22 FR FR954623A patent/FR1375434A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB995184A (en) | 1965-06-16 |
| US3270050A (en) | 1966-08-30 |
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