AT317910B - Verfahren zur Herstellung von Harnstoff - Google Patents
Verfahren zur Herstellung von HarnstoffInfo
- Publication number
- AT317910B AT317910B AT284671A AT284671A AT317910B AT 317910 B AT317910 B AT 317910B AT 284671 A AT284671 A AT 284671A AT 284671 A AT284671 A AT 284671A AT 317910 B AT317910 B AT 317910B
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2280470 | 1970-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT317910B true AT317910B (de) | 1974-09-25 |
Family
ID=11200606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT284671A AT317910B (de) | 1970-04-02 | 1971-04-02 | Verfahren zur Herstellung von Harnstoff |
Country Status (24)
| Country | Link |
|---|---|
| JP (1) | JPS5529066B1 (no) |
| AT (1) | AT317910B (no) |
| BE (1) | BE765031A (no) |
| BR (1) | BR7101989D0 (no) |
| CH (1) | CH551386A (no) |
| CS (1) | CS182213B2 (no) |
| DE (1) | DE2116267C3 (no) |
| DK (1) | DK139815B (no) |
| EG (1) | EG10651A (no) |
| ES (1) | ES390189A1 (no) |
| FR (1) | FR2092554A5 (no) |
| GB (1) | GB1341497A (no) |
| HU (1) | HU164316B (no) |
| IE (1) | IE35308B1 (no) |
| IL (1) | IL36465A (no) |
| LU (1) | LU62905A1 (no) |
| NL (1) | NL171703C (no) |
| NO (1) | NO140055C (no) |
| RO (1) | RO63099A (no) |
| SE (1) | SE403370B (no) |
| TR (1) | TR16951A (no) |
| YU (1) | YU35755B (no) |
| ZA (1) | ZA712018B (no) |
| ZM (1) | ZM4671A1 (no) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE787832A (fr) * | 1971-09-02 | 1973-02-22 | Stamicarbon | Procede pour la preparation d'uree |
| 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 |
| DE3364579D1 (en) * | 1982-06-03 | 1986-08-28 | Montedison Spa | Method for avoiding the corrosion of strippers in urea manufacturing plants |
| IT1209532B (it) * | 1984-04-20 | 1989-08-30 | Snam Progetti | Processo per la sintesi di urea e materiale utilizzato nello stesso. |
| CH679485A5 (no) * | 1989-12-29 | 1992-02-28 | Ammonia Casale Sa | |
| ITMI20071029A1 (it) * | 2007-05-22 | 2008-11-23 | Snam Progetti | Procedimento migliorato per la sintesi di urea |
| ITMI20120013A1 (it) * | 2012-01-09 | 2013-07-10 | Saipem Spa | Procedimento per la sintesi di urea comprendente un flusso di passivazione a fondo stripper |
| JPWO2014192823A1 (ja) | 2013-05-28 | 2017-02-23 | 東洋エンジニアリング株式会社 | 尿素合成方法 |
-
1971
- 1971-03-22 EG EG123/71A patent/EG10651A/xx active
- 1971-03-22 IL IL36465A patent/IL36465A/xx unknown
- 1971-03-29 ZA ZA712018A patent/ZA712018B/xx unknown
- 1971-03-29 IE IE396/71A patent/IE35308B1/xx unknown
- 1971-03-30 CS CS7100002290A patent/CS182213B2/cs unknown
- 1971-03-30 TR TR16951A patent/TR16951A/xx unknown
- 1971-03-31 BE BE765031A patent/BE765031A/xx not_active IP Right Cessation
- 1971-03-31 ES ES390189A patent/ES390189A1/es not_active Expired
- 1971-03-31 FR FR7111263A patent/FR2092554A5/fr not_active Expired
- 1971-03-31 HU HUSA2184A patent/HU164316B/hu unknown
- 1971-04-01 YU YU813/71A patent/YU35755B/xx unknown
- 1971-04-01 LU LU62905D patent/LU62905A1/xx unknown
- 1971-04-01 JP JP1927171A patent/JPS5529066B1/ja active Pending
- 1971-04-01 DK DK156971AA patent/DK139815B/da not_active IP Right Cessation
- 1971-04-01 NO NO1244/71A patent/NO140055C/no unknown
- 1971-04-02 CH CH487271A patent/CH551386A/fr not_active IP Right Cessation
- 1971-04-02 DE DE2116267A patent/DE2116267C3/de not_active Expired
- 1971-04-02 SE SE7104354A patent/SE403370B/xx unknown
- 1971-04-02 NL NLAANVRAGE7104428,A patent/NL171703C/xx not_active IP Right Cessation
- 1971-04-02 AT AT284671A patent/AT317910B/de not_active IP Right Cessation
- 1971-04-02 BR BR1989/71A patent/BR7101989D0/pt unknown
- 1971-04-02 RO RO7100066459A patent/RO63099A/ro unknown
- 1971-04-02 ZM ZM46/71A patent/ZM4671A1/xx unknown
- 1971-04-19 GB GB2597771*A patent/GB1341497A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1341497A (en) | 1973-12-19 |
| ZM4671A1 (en) | 1971-12-22 |
| NO140055C (no) | 1980-10-29 |
| DE2116267B2 (de) | 1974-05-16 |
| RO63099A (fr) | 1978-09-15 |
| FR2092554A5 (no) | 1972-01-21 |
| IL36465A0 (en) | 1971-05-26 |
| LU62905A1 (no) | 1971-08-26 |
| NL171703C (nl) | 1985-02-18 |
| CS182213B2 (en) | 1978-04-28 |
| YU81371A (en) | 1980-10-31 |
| IE35308B1 (en) | 1976-01-07 |
| DE2116267C3 (de) | 1980-04-24 |
| CH551386A (fr) | 1974-07-15 |
| EG10651A (en) | 1977-10-31 |
| DK139815C (no) | 1979-10-01 |
| YU35755B (en) | 1981-06-30 |
| BR7101989D0 (pt) | 1973-02-22 |
| BE765031A (fr) | 1971-08-16 |
| DK139815B (da) | 1979-04-23 |
| TR16951A (tr) | 1974-01-09 |
| NL7104428A (no) | 1971-10-05 |
| DE2116267A1 (de) | 1971-10-14 |
| SE403370B (sv) | 1978-08-14 |
| IL36465A (en) | 1974-07-31 |
| ZA712018B (en) | 1971-12-29 |
| HU164316B (no) | 1974-01-28 |
| ES390189A1 (es) | 1973-07-01 |
| NO140055B (no) | 1979-03-19 |
| JPS5529066B1 (no) | 1980-07-31 |
| NL171703B (nl) | 1982-12-01 |
| IE35308L (en) | 1971-10-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |