EG10651A - Process for prevention reactors corrosion during production of urea - Google Patents
Process for prevention reactors corrosion during production of ureaInfo
- Publication number
- EG10651A EG10651A EG123/71A EG12371A EG10651A EG 10651 A EG10651 A EG 10651A EG 123/71 A EG123/71 A EG 123/71A EG 12371 A EG12371 A EG 12371A EG 10651 A EG10651 A EG 10651A
- Authority
- EG
- Egypt
- Prior art keywords
- reactors
- urea
- prevention
- during production
- corrosion during
- 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
- 238000005260 corrosion Methods 0.000 title 1
- 230000007797 corrosion Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000002265 prevention Effects 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)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2280470 | 1970-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EG10651A true EG10651A (en) | 1977-10-31 |
Family
ID=11200606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EG123/71A EG10651A (en) | 1970-04-02 | 1971-03-22 | Process for prevention reactors corrosion during production of urea |
Country Status (24)
| Country | Link |
|---|---|
| JP (1) | JPS5529066B1 (cs) |
| AT (1) | AT317910B (cs) |
| BE (1) | BE765031A (cs) |
| BR (1) | BR7101989D0 (cs) |
| CH (1) | CH551386A (cs) |
| CS (1) | CS182213B2 (cs) |
| DE (1) | DE2116267C3 (cs) |
| DK (1) | DK139815B (cs) |
| EG (1) | EG10651A (cs) |
| ES (1) | ES390189A1 (cs) |
| FR (1) | FR2092554A5 (cs) |
| GB (1) | GB1341497A (cs) |
| HU (1) | HU164316B (cs) |
| IE (1) | IE35308B1 (cs) |
| IL (1) | IL36465A (cs) |
| LU (1) | LU62905A1 (cs) |
| NL (1) | NL171703C (cs) |
| NO (1) | NO140055C (cs) |
| RO (1) | RO63099A (cs) |
| SE (1) | SE403370B (cs) |
| TR (1) | TR16951A (cs) |
| YU (1) | YU35755B (cs) |
| ZA (1) | ZA712018B (cs) |
| ZM (1) | ZM4671A1 (cs) |
Families Citing this family (10)
| 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 (cs) * | 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 |
| GB2586370B (en) * | 2018-04-13 | 2022-11-23 | Toyo Engineering Corp | Urea manufacturing method |
-
1971
- 1971-03-22 IL IL36465A patent/IL36465A/xx unknown
- 1971-03-22 EG EG123/71A patent/EG10651A/xx active
- 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 HU HUSA2184A patent/HU164316B/hu unknown
- 1971-03-31 ES ES390189A patent/ES390189A1/es not_active Expired
- 1971-03-31 BE BE765031A patent/BE765031A/xx not_active IP Right Cessation
- 1971-03-31 FR FR7111263A patent/FR2092554A5/fr not_active Expired
- 1971-04-01 DK DK156971AA patent/DK139815B/da not_active IP Right Cessation
- 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 NO NO1244/71A patent/NO140055C/no unknown
- 1971-04-02 ZM ZM46/71A patent/ZM4671A1/xx unknown
- 1971-04-02 CH CH487271A patent/CH551386A/fr not_active IP Right Cessation
- 1971-04-02 SE SE7104354A patent/SE403370B/xx unknown
- 1971-04-02 AT AT284671A patent/AT317910B/de not_active IP Right Cessation
- 1971-04-02 NL NLAANVRAGE7104428,A patent/NL171703C/xx not_active IP Right Cessation
- 1971-04-02 RO RO7100066459A patent/RO63099A/ro unknown
- 1971-04-02 DE DE2116267A patent/DE2116267C3/de not_active Expired
- 1971-04-02 BR BR1989/71A patent/BR7101989D0/pt unknown
- 1971-04-19 GB GB2597771*A patent/GB1341497A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK139815B (da) | 1979-04-23 |
| IE35308B1 (en) | 1976-01-07 |
| NL171703C (nl) | 1985-02-18 |
| SE403370B (sv) | 1978-08-14 |
| DE2116267C3 (de) | 1980-04-24 |
| TR16951A (tr) | 1974-01-09 |
| HU164316B (cs) | 1974-01-28 |
| BE765031A (fr) | 1971-08-16 |
| FR2092554A5 (cs) | 1972-01-21 |
| RO63099A (fr) | 1978-09-15 |
| YU35755B (en) | 1981-06-30 |
| ES390189A1 (es) | 1973-07-01 |
| CS182213B2 (en) | 1978-04-28 |
| AT317910B (de) | 1974-09-25 |
| GB1341497A (en) | 1973-12-19 |
| NO140055B (no) | 1979-03-19 |
| IE35308L (en) | 1971-10-02 |
| DE2116267B2 (de) | 1974-05-16 |
| CH551386A (fr) | 1974-07-15 |
| IL36465A (en) | 1974-07-31 |
| LU62905A1 (cs) | 1971-08-26 |
| IL36465A0 (en) | 1971-05-26 |
| ZM4671A1 (en) | 1971-12-22 |
| DK139815C (cs) | 1979-10-01 |
| DE2116267A1 (de) | 1971-10-14 |
| NL171703B (nl) | 1982-12-01 |
| NO140055C (no) | 1980-10-29 |
| JPS5529066B1 (cs) | 1980-07-31 |
| BR7101989D0 (pt) | 1973-02-22 |
| YU81371A (en) | 1980-10-31 |
| NL7104428A (cs) | 1971-10-05 |
| ZA712018B (en) | 1971-12-29 |
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