NO149812C - Fremgangsmaate ved fremstilling av urea fra ammoniakk og karbondioksyd - Google Patents
Fremgangsmaate ved fremstilling av urea fra ammoniakk og karbondioksydInfo
- Publication number
- NO149812C NO149812C NO741833A NO741833A NO149812C NO 149812 C NO149812 C NO 149812C NO 741833 A NO741833 A NO 741833A NO 741833 A NO741833 A NO 741833A NO 149812 C NO149812 C NO 149812C
- Authority
- NO
- Norway
- Prior art keywords
- ammoniak
- procedure
- carbon dioxide
- manufacturing urea
- urea
- Prior art date
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)
- Carbon And Carbon Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7307036A NL7307036A (zh) | 1973-05-21 | 1973-05-21 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO741833L NO741833L (no) | 1974-11-22 |
| NO149812B NO149812B (no) | 1984-03-19 |
| NO149812C true NO149812C (no) | 1984-06-27 |
Family
ID=19818895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO741833A NO149812C (no) | 1973-05-21 | 1974-05-20 | Fremgangsmaate ved fremstilling av urea fra ammoniakk og karbondioksyd |
Country Status (30)
| Country | Link |
|---|---|
| US (1) | US3957868A (zh) |
| JP (1) | JPS6117821B2 (zh) |
| AR (1) | AR198940A1 (zh) |
| AT (1) | AT347966B (zh) |
| BE (1) | BE815333A (zh) |
| BG (1) | BG27895A3 (zh) |
| BR (1) | BR7404152D0 (zh) |
| CA (1) | CA1020578A (zh) |
| CS (1) | CS195684B2 (zh) |
| DD (1) | DD113528A5 (zh) |
| DE (1) | DE2424618C2 (zh) |
| EG (1) | EG11438A (zh) |
| ES (1) | ES426480A1 (zh) |
| FI (1) | FI61305C (zh) |
| FR (1) | FR2230626B1 (zh) |
| GB (1) | GB1447914A (zh) |
| HU (1) | HU176432B (zh) |
| IE (1) | IE39437B1 (zh) |
| IL (1) | IL44851A (zh) |
| IN (1) | IN141227B (zh) |
| IT (1) | IT1013202B (zh) |
| NL (1) | NL7307036A (zh) |
| NO (1) | NO149812C (zh) |
| PL (1) | PL100430B1 (zh) |
| RO (1) | RO70082A (zh) |
| SE (1) | SE419215B (zh) |
| SU (1) | SU602115A3 (zh) |
| TR (1) | TR18194A (zh) |
| YU (1) | YU39306B (zh) |
| ZA (1) | ZA743141B (zh) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4210600A (en) * | 1976-10-28 | 1980-07-01 | Snamprogetti, S.P.A. | Method for the preparation of urea with a high-yield reactor |
| JPS5811432B2 (ja) * | 1979-10-08 | 1983-03-02 | 三井東圧化学株式会社 | 尿素合成法 |
| JPS57128669A (en) * | 1981-02-03 | 1982-08-10 | Toyo Eng Corp | Improvement of urea preparation process |
| NL8101174A (nl) * | 1981-03-11 | 1982-10-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| NL8104040A (nl) * | 1981-09-01 | 1983-04-05 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| NL8104039A (nl) * | 1981-09-01 | 1983-04-05 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| NL8204979A (nl) * | 1982-12-24 | 1984-07-16 | Unie Van Kunstmestfab Bv | Werkwijze voor het bepalen en regelen van de samenstelling van waterige oplossingen van nh3 en co2. |
| NL8303425A (nl) * | 1983-10-06 | 1985-05-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| EP3178535A1 (en) * | 2015-12-11 | 2017-06-14 | Casale SA | A urea process with high-temperature stripping |
| CN116459534A (zh) * | 2019-06-07 | 2023-07-21 | 斯塔米卡邦有限公司 | 具有汽提器的尿素设备和汽提方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL108593C (zh) * | 1958-05-07 | |||
| GB948786A (en) * | 1959-10-23 | 1964-02-05 | Toyo Koatsu Ind Inc | An improvement in synthesis of urea |
| NL250349A (zh) * | 1960-04-08 | |||
| US3406201A (en) * | 1965-06-18 | 1968-10-15 | Exxon Research Engineering Co | Urea synthesis |
| AT284138B (de) * | 1968-02-06 | 1970-09-10 | Snam Progetti | Verfahren zur Herstellung von Harnstoff |
| US3579636A (en) * | 1968-05-16 | 1971-05-18 | Ivo Mavrovic | Urea synthesis process |
| US3607937A (en) * | 1968-06-26 | 1971-09-21 | Mitsui Toatsu Chemicals | Two-stage urea synthesis |
| NL165712C (nl) * | 1970-05-30 | 1981-05-15 | Stamicarbon | Werkwijze en inrichting voor het bij synthesedruk terug- winnen van ammoniak en kooldioxyde uit het spuigas van een ureumsynthese. |
| US3816528A (en) * | 1970-11-16 | 1974-06-11 | Chemical Construction Corp | Urea synthesis process |
| US3785458A (en) * | 1972-04-14 | 1974-01-15 | Caterpillar Tractor Co | Lubrication system for a gear drive mechanism |
| JPS4910654A (zh) * | 1972-05-23 | 1974-01-30 |
-
1973
- 1973-05-21 NL NL7307036A patent/NL7307036A/xx not_active Application Discontinuation
-
1974
- 1974-05-15 CA CA199,987A patent/CA1020578A/en not_active Expired
- 1974-05-16 ZA ZA00743141A patent/ZA743141B/xx unknown
- 1974-05-16 FR FR7417005A patent/FR2230626B1/fr not_active Expired
- 1974-05-16 US US05/470,663 patent/US3957868A/en not_active Expired - Lifetime
- 1974-05-16 FI FI1521/74A patent/FI61305C/fi active
- 1974-05-17 DD DD178578A patent/DD113528A5/xx unknown
- 1974-05-17 IL IL44851A patent/IL44851A/en unknown
- 1974-05-18 RO RO7478834A patent/RO70082A/ro unknown
- 1974-05-20 HU HU74UI216A patent/HU176432B/hu unknown
- 1974-05-20 NO NO741833A patent/NO149812C/no unknown
- 1974-05-20 BG BG026745A patent/BG27895A3/xx unknown
- 1974-05-20 CS CS743593A patent/CS195684B2/cs unknown
- 1974-05-20 ES ES426480A patent/ES426480A1/es not_active Expired
- 1974-05-20 YU YU1387/74A patent/YU39306B/xx unknown
- 1974-05-21 EG EG187/74A patent/EG11438A/xx active
- 1974-05-21 PL PL1974171291A patent/PL100430B1/pl unknown
- 1974-05-21 AR AR253858A patent/AR198940A1/es active
- 1974-05-21 BE BE144565A patent/BE815333A/xx not_active IP Right Cessation
- 1974-05-21 SE SE7406809A patent/SE419215B/xx unknown
- 1974-05-21 IE IE1086/74A patent/IE39437B1/xx unknown
- 1974-05-21 SU SU742034993A patent/SU602115A3/ru active
- 1974-05-21 GB GB2259574A patent/GB1447914A/en not_active Expired
- 1974-05-21 JP JP49057254A patent/JPS6117821B2/ja not_active Expired
- 1974-05-21 DE DE2424618A patent/DE2424618C2/de not_active Expired
- 1974-05-21 BR BR4152/74A patent/BR7404152D0/pt unknown
- 1974-05-21 AT AT421674A patent/AT347966B/de not_active IP Right Cessation
- 1974-05-21 TR TR18194A patent/TR18194A/xx unknown
- 1974-05-21 IT IT51160/74A patent/IT1013202B/it active
- 1974-07-15 IN IN1573/CAL/1974A patent/IN141227B/en unknown
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