AT284138B - Verfahren zur Herstellung von Harnstoff - Google Patents
Verfahren zur Herstellung von HarnstoffInfo
- Publication number
- AT284138B AT284138B AT380168A AT380168A AT284138B AT 284138 B AT284138 B AT 284138B AT 380168 A AT380168 A AT 380168A AT 380168 A AT380168 A AT 380168A AT 284138 B AT284138 B AT 284138B
- Authority
- AT
- Austria
- Prior art keywords
- urea
- production
- 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
-
- 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 |
|---|---|
| AT284138B true AT284138B (de) | 1970-09-10 |
Family
ID=11139817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT380168A AT284138B (de) | 1968-02-06 | 1968-04-18 | Verfahren zur Herstellung von Harnstoff |
Country Status (14)
| Country | Link |
|---|---|
| AT (1) | AT284138B (de) |
| BE (1) | BE714519A (de) |
| CA (1) | CA923142A (de) |
| CH (1) | CH486428A (de) |
| CS (1) | CS159227B2 (de) |
| DK (1) | DK119604B (de) |
| ES (1) | ES358903A1 (de) |
| FR (1) | FR1560985A (de) |
| GB (1) | GB1188051A (de) |
| IE (1) | IE31898B1 (de) |
| LU (1) | LU55998A1 (de) |
| NL (1) | NL162370C (de) |
| NO (1) | NO129250B (de) |
| YU (1) | YU33003B (de) |
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 (de) * | 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 (de) | 2008-05-19 | 2009-11-25 | DSM IP Assets B.V. | Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxid |
| EP2286909A1 (de) | 2009-08-17 | 2011-02-23 | Stamicarbon B.V. | Vorrichtung zur Dekomposition von nicht umgewandeltem Ammoniumcarbamat in Harnstofflösungen in einem Harnstoffsyntheseverfahren |
| EP3233792B1 (de) | 2014-12-18 | 2019-09-04 | Stamicarbon B.V. | Verfahren zur herstellung von harnstoff |
-
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 GB GB20720/68A patent/GB1188051A/en not_active Expired
- 1968-05-01 NL NL6806170.A patent/NL162370C/xx not_active IP Right Cessation
- 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 |
|---|---|
| YU94568A (en) | 1975-08-31 |
| ES358903A1 (es) | 1970-05-16 |
| DK119604B (da) | 1971-02-01 |
| IE31898L (en) | 1969-08-06 |
| CH486428A (fr) | 1970-02-28 |
| LU55998A1 (de) | 1968-07-12 |
| GB1188051A (en) | 1970-04-15 |
| BE714519A (de) | 1968-09-30 |
| NL162370B (nl) | 1979-12-17 |
| NO129250B (de) | 1974-03-18 |
| IE31898B1 (en) | 1973-02-07 |
| CS159227B2 (de) | 1974-12-27 |
| NL162370C (nl) | 1980-05-16 |
| YU33003B (en) | 1976-03-31 |
| CA923142A (en) | 1973-03-20 |
| DE1768248A1 (de) | 1972-03-30 |
| NL6806170A (de) | 1969-08-08 |
| DE1768248B2 (de) | 1973-02-01 |
| FR1560985A (de) | 1969-03-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |
