NL7206233A - - Google Patents
Info
- Publication number
- NL7206233A NL7206233A NL7206233A NL7206233DA NL7206233A NL 7206233 A NL7206233 A NL 7206233A NL 7206233 A NL7206233 A NL 7206233A NL 7206233D A NL7206233D A NL 7206233DA NL 7206233 A NL7206233 A NL 7206233A
- Authority
- NL
- Netherlands
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)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US237644*A US3929878A (en) | 1971-05-10 | 1971-05-10 | Decomposition of ammonium carbamate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7206233A true NL7206233A (xx) | 1972-11-14 |
Family
ID=22894572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7206233A NL7206233A (xx) | 1971-05-10 | 1972-05-08 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3929878A (xx) |
| BE (1) | BE783170A (xx) |
| BR (1) | BR7202788D0 (xx) |
| CA (1) | CA1020579A (xx) |
| DE (1) | DE2222461A1 (xx) |
| ES (2) | ES402547A1 (xx) |
| FR (2) | FR2137555B1 (xx) |
| GB (1) | GB1384790A (xx) |
| IT (1) | IT961164B (xx) |
| NL (1) | NL7206233A (xx) |
| TR (1) | TR17730A (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4036878A (en) * | 1972-06-12 | 1977-07-19 | Unie Van Kunstmestfabrieken, B.V. | Process for preparing urea |
| SU643549A1 (ru) * | 1975-11-21 | 1979-01-25 | Волжское объединение по производству легковых автомобилей | Способ карбонитрировани стальных и чугунных изделий |
| US4988491A (en) * | 1989-04-11 | 1991-01-29 | Christiaan Van Dijk | Flexible integration of the production of ammonia and urea |
| AU2001230231A1 (en) * | 2000-06-15 | 2001-12-24 | Urea Casale S.A. | Process and plant for the production of urea |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3137725A (en) * | 1960-02-11 | 1964-06-16 | Chemical Construction Corp | Heat recovery in urea synthesis process |
| NL145541B (nl) * | 1964-02-17 | 1975-04-15 | Allied Chem | Werkwijze voor het ontleden van ammoniumcarbamaat. |
-
1971
- 1971-05-10 US US237644*A patent/US3929878A/en not_active Expired - Lifetime
-
1972
- 1972-04-26 GB GB1925572A patent/GB1384790A/en not_active Expired
- 1972-05-04 BR BR2788/72A patent/BR7202788D0/pt unknown
- 1972-05-05 FR FR7216092A patent/FR2137555B1/fr not_active Expired
- 1972-05-05 CA CA141,394A patent/CA1020579A/en not_active Expired
- 1972-05-08 BE BE783170A patent/BE783170A/xx unknown
- 1972-05-08 DE DE19722222461 patent/DE2222461A1/de active Pending
- 1972-05-08 NL NL7206233A patent/NL7206233A/xx not_active Application Discontinuation
- 1972-05-09 IT IT24109/72A patent/IT961164B/it active
- 1972-05-09 ES ES402547A patent/ES402547A1/es not_active Expired
- 1972-05-10 TR TR17730A patent/TR17730A/xx unknown
- 1972-09-27 FR FR7234082A patent/FR2154616B1/fr not_active Expired
-
1974
- 1974-09-02 ES ES429725A patent/ES429725A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2137555A1 (xx) | 1972-12-29 |
| US3929878A (en) | 1975-12-30 |
| BE783170A (fr) | 1972-09-01 |
| GB1384790A (en) | 1975-02-19 |
| CA1020579A (en) | 1977-11-08 |
| FR2137555B1 (xx) | 1979-08-17 |
| BR7202788D0 (pt) | 1973-06-14 |
| FR2154616A1 (xx) | 1973-05-11 |
| IT961164B (it) | 1973-12-10 |
| FR2154616B1 (xx) | 1979-01-12 |
| ES402547A1 (es) | 1976-01-16 |
| ES429725A1 (es) | 1976-10-01 |
| TR17730A (tr) | 1975-07-23 |
| DE2222461A1 (de) | 1972-11-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |