CA923142A - Process for producing urea - Google Patents
Process for producing ureaInfo
- Publication number
- CA923142A CA923142A CA039707A CA39707A CA923142A CA 923142 A CA923142 A CA 923142A CA 039707 A CA039707 A CA 039707A CA 39707 A CA39707 A CA 39707A CA 923142 A CA923142 A CA 923142A
- Authority
- CA
- Canada
- Prior art keywords
- producing urea
- urea
- producing
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1240968 | 1968-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA923142A true CA923142A (en) | 1973-03-20 |
Family
ID=11139817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA039707A Expired CA923142A (en) | 1968-02-06 | 1969-01-09 | Process for producing urea |
Country Status (14)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3954861A (en) * | 1968-02-05 | 1976-05-04 | Snamprogetti S.P.A | Process for producing urea |
| NL7307036A (US20110009641A1-20110113-C00273.png) * | 1973-05-21 | 1974-11-25 | ||
| SE446978B (sv) * | 1977-05-05 | 1986-10-20 | Montedison Spa | Isobariskt dubbelatercirkulationsforfarande for syntetisering av urea under bildning av ammoniumkarbamat som mellanprodukt |
| NL8101174A (nl) * | 1981-03-11 | 1982-10-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| EP2123633A1 (en) | 2008-05-19 | 2009-11-25 | DSM IP Assets B.V. | Process for the production of urea from ammonia and carbon dioxide |
| EP2286909A1 (en) * | 2009-08-17 | 2011-02-23 | Stamicarbon B.V. | An apparatus for the decomposition of non-converted ammonium carbamate in urea solutions in a urea synthesis process |
| WO2016099269A1 (en) | 2014-12-18 | 2016-06-23 | Stamicarbon B.V. | Process for urea production |
-
1968
- 1968-04-18 AT AT380168A patent/AT284138B/de not_active IP Right Cessation
- 1968-04-19 DK DK178068AA patent/DK119604B/da not_active IP Right Cessation
- 1968-04-19 YU YU945/68A patent/YU33003B/xx unknown
- 1968-04-25 CS CS308068A patent/CS159227B2/cs unknown
- 1968-04-29 LU LU55998D patent/LU55998A1/xx unknown
- 1968-04-29 FR FR1560985D patent/FR1560985A/fr not_active Expired
- 1968-04-30 BE BE714519D patent/BE714519A/xx not_active IP Right Cessation
- 1968-04-30 CH CH646968A patent/CH486428A/fr not_active IP Right Cessation
- 1968-05-01 NL NL6806170.A patent/NL162370C/xx not_active IP Right Cessation
- 1968-05-01 GB GB20720/68A patent/GB1188051A/en not_active Expired
- 1968-05-03 NO NO01723/68A patent/NO129250B/no unknown
- 1968-05-07 IE IE533/68A patent/IE31898B1/xx unknown
- 1968-09-27 ES ES358903A patent/ES358903A1/es not_active Expired
-
1969
- 1969-01-09 CA CA039707A patent/CA923142A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1768248A1 (de) | 1972-03-30 |
| NO129250B (US20110009641A1-20110113-C00273.png) | 1974-03-18 |
| GB1188051A (en) | 1970-04-15 |
| AT284138B (de) | 1970-09-10 |
| DE1768248B2 (de) | 1973-02-01 |
| IE31898B1 (en) | 1973-02-07 |
| YU33003B (en) | 1976-03-31 |
| CH486428A (fr) | 1970-02-28 |
| NL6806170A (US20110009641A1-20110113-C00273.png) | 1969-08-08 |
| NL162370C (nl) | 1980-05-16 |
| BE714519A (US20110009641A1-20110113-C00273.png) | 1968-09-30 |
| DK119604B (da) | 1971-02-01 |
| IE31898L (en) | 1969-08-06 |
| ES358903A1 (es) | 1970-05-16 |
| NL162370B (nl) | 1979-12-17 |
| YU94568A (en) | 1975-08-31 |
| CS159227B2 (US20110009641A1-20110113-C00273.png) | 1974-12-27 |
| LU55998A1 (US20110009641A1-20110113-C00273.png) | 1968-07-12 |
| FR1560985A (US20110009641A1-20110113-C00273.png) | 1969-03-21 |
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