NL227595A - - Google Patents
Info
- Publication number
- NL227595A NL227595A NL227595DA NL227595A NL 227595 A NL227595 A NL 227595A NL 227595D A NL227595D A NL 227595DA NL 227595 A NL227595 A NL 227595A
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL227595 | 1958-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL227595A true NL227595A (fr) |
Family
ID=19751205
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL108593D NL108593C (fr) | 1958-05-07 | ||
| NL227595D NL227595A (fr) | 1958-05-07 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL108593D NL108593C (fr) | 1958-05-07 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3105093A (fr) |
| BE (1) | BE578454A (fr) |
| CH (1) | CH383351A (fr) |
| DE (1) | DE1097974B (fr) |
| FR (1) | FR1223809A (fr) |
| GB (1) | GB889046A (fr) |
| LU (1) | LU37175A1 (fr) |
| NL (2) | NL227595A (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3544628A (en) * | 1965-09-20 | 1970-12-01 | Pullman Inc | Urea synthesis |
| ES379855A1 (es) * | 1969-06-11 | 1973-02-16 | Titsui Toatsu Chemicals Inc | Procedimiento para sintetizar urea de dioxido de carbono y amoniaco. |
| US4154760A (en) * | 1969-06-11 | 1979-05-15 | Mitsui Toatsu Chemicals, Inc. | Process for controlling the temperature during urea synthesis |
| BE787832A (fr) * | 1971-09-02 | 1973-02-22 | Stamicarbon | Procede pour la preparation d'uree |
| NL7307036A (fr) * | 1973-05-21 | 1974-11-25 | ||
| US4210600A (en) * | 1976-10-28 | 1980-07-01 | Snamprogetti, S.P.A. | Method for the preparation of urea with a high-yield reactor |
| EP2602245A1 (fr) * | 2011-12-05 | 2013-06-12 | Urea Casale SA | Procédé de synthèse d'urée et agencement associé pour une section de réaction d'une installation de production d'urée |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE522822A (fr) * | ||||
| NL138916C (fr) * | 1900-01-01 | |||
| BE554155A (fr) * | ||||
| US1402338A (en) * | 1919-05-07 | 1922-01-03 | Us Ind Alcohol Co | Apparatus for the production of halogenated hydrocarbons |
| US1937116A (en) * | 1931-01-02 | 1933-11-28 | Du Pont | Urea manufacture |
| US2038564A (en) * | 1931-08-05 | 1936-04-28 | Du Pont | Process for the synthesis of urea |
| NL67175C (fr) * | 1947-07-24 | 1950-08-15 | Ammoniaque Synthetique & Deriv | |
| US2632771A (en) * | 1949-11-07 | 1953-03-24 | Phillips Petroleum Co | Urea synthesis |
-
0
- NL NL108593D patent/NL108593C/xx active
- LU LU37175D patent/LU37175A1/xx unknown
- NL NL227595D patent/NL227595A/xx unknown
-
1959
- 1959-05-04 US US810905A patent/US3105093A/en not_active Expired - Lifetime
- 1959-05-05 DE DEST15100A patent/DE1097974B/de active Pending
- 1959-05-05 CH CH7291859A patent/CH383351A/de unknown
- 1959-05-06 BE BE578454A patent/BE578454A/fr unknown
- 1959-05-06 FR FR794098A patent/FR1223809A/fr not_active Expired
- 1959-05-06 GB GB15566/59A patent/GB889046A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1223809A (fr) | 1960-06-20 |
| NL108593C (fr) | |
| US3105093A (en) | 1963-09-24 |
| LU37175A1 (fr) | |
| GB889046A (en) | 1962-02-07 |
| DE1097974B (de) | 1961-01-26 |
| BE578454A (fr) | 1959-08-31 |
| CH383351A (de) | 1964-10-31 |