FR1498842A - Procédé de synthèse de l'urée - Google Patents
Procédé de synthèse de l'uréeInfo
- Publication number
- FR1498842A FR1498842A FR82776A FR82776A FR1498842A FR 1498842 A FR1498842 A FR 1498842A FR 82776 A FR82776 A FR 82776A FR 82776 A FR82776 A FR 82776A FR 1498842 A FR1498842 A FR 1498842A
- 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
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 |
---|---|---|---|
US506752A US3301897A (en) | 1965-11-08 | 1965-11-08 | Process for urea synthesis |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1498842A true FR1498842A (fr) | 1967-10-20 |
Family
ID=24015878
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR82776A Expired FR1498842A (fr) | 1965-11-08 | 1966-11-07 | Procédé de synthèse de l'urée |
Country Status (6)
Country | Link |
---|---|
US (1) | US3301897A (fr) |
BE (1) | BE689419A (fr) |
DE (1) | DE1568348A1 (fr) |
FR (1) | FR1498842A (fr) |
GB (1) | GB1121900A (fr) |
NL (1) | NL6615686A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2056850A5 (fr) * | 1969-08-30 | 1971-05-14 | Mitsui Toatsu Chemicals | |
FR2478089A1 (fr) * | 1980-03-13 | 1981-09-18 | Mitsui Toatsu Chemicals | Procede d'extraction des materiaux n'ayant pas reagi dans la synthese de l'uree |
FR2490224A1 (fr) * | 1980-09-12 | 1982-03-19 | Mitsui Toatsu Chemicals | Procede de synthese de l'uree |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3370090A (en) * | 1965-09-30 | 1968-02-20 | Chemical Construction Corp | Urea synthesis process |
US4092358A (en) * | 1968-09-03 | 1978-05-30 | Snamprogetti S.P.A. | Process for the production of urea having a low carbamate content |
ES2239236T3 (es) * | 2001-07-24 | 2005-09-16 | Dsm Ip Assets B.V. | Metodo para obtener una solucion de carbamato de amonio a partir de una mezcla gaseosa que contiene amoniaco, agua y dioxido de carbono. |
-
1965
- 1965-11-08 US US506752A patent/US3301897A/en not_active Expired - Lifetime
-
1966
- 1966-10-18 GB GB48132/66A patent/GB1121900A/en not_active Expired
- 1966-11-07 NL NL6615686A patent/NL6615686A/xx unknown
- 1966-11-07 FR FR82776A patent/FR1498842A/fr not_active Expired
- 1966-11-08 DE DE19661568348 patent/DE1568348A1/de active Pending
- 1966-11-08 BE BE689419D patent/BE689419A/xx unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2056850A5 (fr) * | 1969-08-30 | 1971-05-14 | Mitsui Toatsu Chemicals | |
FR2478089A1 (fr) * | 1980-03-13 | 1981-09-18 | Mitsui Toatsu Chemicals | Procede d'extraction des materiaux n'ayant pas reagi dans la synthese de l'uree |
FR2490224A1 (fr) * | 1980-09-12 | 1982-03-19 | Mitsui Toatsu Chemicals | Procede de synthese de l'uree |
Also Published As
Publication number | Publication date |
---|---|
GB1121900A (en) | 1968-07-31 |
NL6615686A (fr) | 1967-05-09 |
DE1568348A1 (de) | 1970-02-12 |
BE689419A (fr) | 1967-05-08 |
US3301897A (en) | 1967-01-31 |
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 | |
FR1474329A (fr) | Procédé d'extrusion | |
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 |