IL79679A0 - Preparation of urea - Google Patents
Preparation of ureaInfo
- Publication number
- IL79679A0 IL79679A0 IL79679A IL7967986A IL79679A0 IL 79679 A0 IL79679 A0 IL 79679A0 IL 79679 A IL79679 A IL 79679A IL 7967986 A IL7967986 A IL 7967986A IL 79679 A0 IL79679 A0 IL 79679A0
- Authority
- IL
- Israel
- Prior art keywords
- urea
- preparation
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title 1
- 239000004202 carbamide Substances 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8502228A NL8502228A (nl) | 1985-08-12 | 1985-08-12 | Werkwijze voor de bereiding van ureum. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL79679A0 true IL79679A0 (en) | 1986-11-30 |
Family
ID=19846411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL79679A IL79679A0 (en) | 1985-08-12 | 1986-08-11 | Preparation of urea |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US4801746A (tr) |
| EP (1) | EP0213669A1 (tr) |
| JP (1) | JPS6239560A (tr) |
| KR (1) | KR870002058A (tr) |
| CN (1) | CN86105057A (tr) |
| AU (1) | AU592107B2 (tr) |
| BG (1) | BG45386A3 (tr) |
| BR (1) | BR8603803A (tr) |
| ES (1) | ES2000605A6 (tr) |
| GR (1) | GR862096B (tr) |
| HU (1) | HUT45969A (tr) |
| IL (1) | IL79679A0 (tr) |
| NL (1) | NL8502228A (tr) |
| NO (1) | NO163098C (tr) |
| OA (1) | OA08384A (tr) |
| SU (1) | SU1494864A3 (tr) |
| TR (1) | TR22836A (tr) |
| YU (1) | YU139886A (tr) |
| ZA (1) | ZA865986B (tr) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8800259A (nl) * | 1988-02-04 | 1989-09-01 | Stamicarbon | Werkwijze voor het concentreren van een ureumoplossing. |
| GB8819291D0 (en) * | 1988-08-12 | 1988-09-14 | British American Tobacco Co | Improvements relating to smoking articles |
| IT1232669B (it) * | 1989-09-15 | 1992-03-02 | Snam Progetti | Procedimento per la produzione di urea con elevato rendimento energetico. |
| IT1245396B (it) * | 1991-03-22 | 1994-09-20 | Snam Progetti | Procedimento per la produzione di urea ad elevata efficienza energetica |
| US6274767B1 (en) * | 1992-11-19 | 2001-08-14 | Urea Casale, S.A. | Process for the revamping of urea synthesis plants consisting of a stripper with ammonia |
| IT1274362B (it) * | 1995-02-16 | 1997-07-17 | Snam Progetti | Procedimento ad alta resa per la sintesi dell'urea |
| NL1000416C2 (nl) * | 1995-05-23 | 1996-11-25 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| US5767313A (en) * | 1995-05-23 | 1998-06-16 | Dsm N.V. | Method for the preparation of urea |
| JP4358428B2 (ja) | 2000-11-01 | 2009-11-04 | 東洋エンジニアリング株式会社 | 尿素製造方法 |
| JP5690720B2 (ja) | 2009-05-01 | 2015-03-25 | 出光興産株式会社 | αβ不飽和カルボン酸−Ｎ，Ｎ二置換アミド及び３−アルコキシカルボン酸−Ｎ，Ｎ二置換アミドの製造方法 |
| AP2015008643A0 (en) * | 2013-02-08 | 2015-08-31 | Toyo Engineering Corp | Process for recovering carbon dioxide from combustion exhaust gas |
| CN107108382B (zh) * | 2014-11-27 | 2021-06-29 | 斯塔米卡邦有限公司 | 生产尿素硝酸铵(uan)的方法和装置 |
| CN104591807A (zh) * | 2014-12-22 | 2015-05-06 | 广西大学 | 一种从尿液中提取氨合成尿素的制作工艺 |
| CN105344208A (zh) * | 2015-11-23 | 2016-02-24 | 河南心连心化肥有限公司 | 尿素合成气吸收再循环装置及其再循环方法 |
| DE102016217765A1 (de) * | 2016-09-16 | 2018-03-22 | Thyssenkrupp Ag | Anordnung und Verfahren zur Kondensation eines heißen sauren Gasgemischs |
| JP7525112B2 (ja) * | 2020-06-05 | 2024-07-30 | 国立研究開発法人産業技術総合研究所 | 尿素誘導体の製造方法 |
| CN115956067A (zh) * | 2020-06-05 | 2023-04-11 | 国立研究开发法人产业技术总合研究所 | 氨基甲酸盐的制造方法、氨基甲酸酯的制造方法、以及尿素衍生物的制造方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3406201A (en) * | 1965-06-18 | 1968-10-15 | Exxon Research Engineering Co | Urea synthesis |
| NL172058C (nl) * | 1972-06-12 | 1983-07-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| JPS5268129A (en) * | 1975-12-05 | 1977-06-06 | Mitsui Toatsu Chem Inc | Recovery of unreacted material and heat on urea synthesis |
| IT1068268B (it) * | 1976-09-09 | 1985-03-21 | Snam Progetti | Procedimento per la produzione di urea e purificazione delle acque |
| IT1065422B (it) * | 1976-12-23 | 1985-02-25 | Snam Progetti | Processo ammoniaca-urea integrato per la produzione di urea |
| JPS5750954A (en) * | 1980-09-12 | 1982-03-25 | Mitsui Toatsu Chem Inc | Synthesis of urea |
| GB2089786B (en) * | 1980-12-23 | 1985-02-20 | Mitsui Toatsu Chemicals | Process for synthesizing urea |
| NL8602770A (nl) * | 1986-11-03 | 1988-06-01 | Stamicarbon | Werkwijze voor de bereiding van ureum. |
-
1985
- 1985-08-12 NL NL8502228A patent/NL8502228A/nl not_active Application Discontinuation
-
1986
- 1986-08-02 KR KR1019860006384A patent/KR870002058A/ko not_active Ceased
- 1986-08-06 YU YU01398/86A patent/YU139886A/xx unknown
- 1986-08-07 EP EP86201387A patent/EP0213669A1/en not_active Withdrawn
- 1986-08-08 ZA ZA865986A patent/ZA865986B/xx unknown
- 1986-08-08 SU SU864027930A patent/SU1494864A3/ru active
- 1986-08-08 ES ES8600967A patent/ES2000605A6/es not_active Expired
- 1986-08-08 BR BR8603803A patent/BR8603803A/pt unknown
- 1986-08-08 HU HU863514A patent/HUT45969A/hu unknown
- 1986-08-08 NO NO863212A patent/NO163098C/no unknown
- 1986-08-08 GR GR862096A patent/GR862096B/el unknown
- 1986-08-09 CN CN198686105057A patent/CN86105057A/zh active Pending
- 1986-08-11 AU AU61040/86A patent/AU592107B2/en not_active Expired - Fee Related
- 1986-08-11 US US06/895,429 patent/US4801746A/en not_active Expired - Fee Related
- 1986-08-11 BG BG076138A patent/BG45386A3/xx unknown
- 1986-08-11 TR TR35056A patent/TR22836A/tr unknown
- 1986-08-11 IL IL79679A patent/IL79679A0/xx unknown
- 1986-08-12 OA OA58928A patent/OA08384A/xx unknown
- 1986-08-12 JP JP61187948A patent/JPS6239560A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL8502228A (nl) | 1987-03-02 |
| ES2000605A6 (es) | 1988-03-01 |
| SU1494864A3 (ru) | 1989-07-15 |
| NO863212D0 (no) | 1986-08-08 |
| GR862096B (en) | 1986-12-30 |
| KR870002058A (ko) | 1987-03-28 |
| BR8603803A (pt) | 1987-03-17 |
| NO163098B (no) | 1989-12-27 |
| YU139886A (en) | 1988-06-30 |
| BG45386A3 (bg) | 1989-05-15 |
| EP0213669A1 (en) | 1987-03-11 |
| US4801746A (en) | 1989-01-31 |
| ZA865986B (en) | 1987-06-24 |
| HUT45969A (en) | 1988-09-28 |
| NO863212L (no) | 1987-02-13 |
| TR22836A (tr) | 1988-08-18 |
| JPS6239560A (ja) | 1987-02-20 |
| NO163098C (no) | 1990-04-04 |
| OA08384A (fr) | 1988-02-29 |
| AU6104086A (en) | 1987-02-26 |
| AU592107B2 (en) | 1990-01-04 |
| CN86105057A (zh) | 1987-04-01 |
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