BR7101989D0 - Um processo para producao de ureia - Google Patents
Um processo para producao de ureiaInfo
- Publication number
- BR7101989D0 BR7101989D0 BR1989/71A BR198971A BR7101989D0 BR 7101989 D0 BR7101989 D0 BR 7101989D0 BR 1989/71 A BR1989/71 A BR 1989/71A BR 198971 A BR198971 A BR 198971A BR 7101989 D0 BR7101989 D0 BR 7101989D0
- Authority
- BR
- Brazil
- Prior art keywords
- urea production
- 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 |
|---|---|
| BR7101989D0 true BR7101989D0 (pt) | 1973-02-22 |
Family
ID=11200606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR1989/71A BR7101989D0 (pt) | 1970-04-02 | 1971-04-02 | Um processo para producao de ureia |
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 |
| EP0096151B1 (en) * | 1982-06-03 | 1986-07-23 | Montedison S.p.A. | 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 |
| WO2014192823A1 (ja) | 2013-05-28 | 2014-12-04 | 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 FR FR7111263A patent/FR2092554A5/fr not_active Expired
- 1971-03-31 ES ES390189A patent/ES390189A1/es 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 JP JP1927171A patent/JPS5529066B1/ja active Pending
- 1971-04-01 LU LU62905D patent/LU62905A1/xx unknown
- 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 BR BR1989/71A patent/BR7101989D0/pt unknown
- 1971-04-02 RO RO7100066459A patent/RO63099A/ro unknown
- 1971-04-02 CH CH487271A patent/CH551386A/fr not_active IP Right Cessation
- 1971-04-02 ZM ZM46/71A patent/ZM4671A1/xx unknown
- 1971-04-02 DE DE2116267A patent/DE2116267C3/de not_active Expired
- 1971-04-02 AT AT284671A patent/AT317910B/de not_active IP Right Cessation
- 1971-04-02 SE SE7104354A patent/SE403370B/xx unknown
- 1971-04-02 NL NLAANVRAGE7104428,A patent/NL171703C/xx not_active IP Right Cessation
- 1971-04-19 GB GB2597771*A patent/GB1341497A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2092554A5 (no) | 1972-01-21 |
| TR16951A (tr) | 1974-01-09 |
| IL36465A0 (en) | 1971-05-26 |
| ES390189A1 (es) | 1973-07-01 |
| DK139815C (no) | 1979-10-01 |
| JPS5529066B1 (no) | 1980-07-31 |
| YU81371A (en) | 1980-10-31 |
| IE35308L (en) | 1971-10-02 |
| ZM4671A1 (en) | 1971-12-22 |
| IL36465A (en) | 1974-07-31 |
| NL171703B (nl) | 1982-12-01 |
| DK139815B (da) | 1979-04-23 |
| AT317910B (de) | 1974-09-25 |
| BE765031A (fr) | 1971-08-16 |
| CS182213B2 (en) | 1978-04-28 |
| RO63099A (fr) | 1978-09-15 |
| SE403370B (sv) | 1978-08-14 |
| NO140055C (no) | 1980-10-29 |
| CH551386A (fr) | 1974-07-15 |
| LU62905A1 (no) | 1971-08-26 |
| HU164316B (no) | 1974-01-28 |
| YU35755B (en) | 1981-06-30 |
| DE2116267C3 (de) | 1980-04-24 |
| EG10651A (en) | 1977-10-31 |
| GB1341497A (en) | 1973-12-19 |
| DE2116267B2 (de) | 1974-05-16 |
| NO140055B (no) | 1979-03-19 |
| ZA712018B (en) | 1971-12-29 |
| IE35308B1 (en) | 1976-01-07 |
| DE2116267A1 (de) | 1971-10-14 |
| NL171703C (nl) | 1985-02-18 |
| NL7104428A (no) | 1971-10-05 |
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