CH551386A - UREA MANUFACTURING PROCESS. - Google Patents
UREA MANUFACTURING PROCESS.Info
- Publication number
- CH551386A CH551386A CH487271A CH487271A CH551386A CH 551386 A CH551386 A CH 551386A CH 487271 A CH487271 A CH 487271A CH 487271 A CH487271 A CH 487271A CH 551386 A CH551386 A CH 551386A
- Authority
- CH
- Switzerland
- Prior art keywords
- manufacturing process
- urea manufacturing
- urea
- manufacturing
- 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
- 238000004519 manufacturing process Methods 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 |
|---|---|
| CH551386A true CH551386A (en) | 1974-07-15 |
Family
ID=11200606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH487271A CH551386A (en) | 1970-04-02 | 1971-04-02 | UREA MANUFACTURING PROCESS. |
Country Status (24)
| Country | Link |
|---|---|
| JP (1) | JPS5529066B1 (en) |
| AT (1) | AT317910B (en) |
| BE (1) | BE765031A (en) |
| BR (1) | BR7101989D0 (en) |
| CH (1) | CH551386A (en) |
| CS (1) | CS182213B2 (en) |
| DE (1) | DE2116267C3 (en) |
| DK (1) | DK139815B (en) |
| EG (1) | EG10651A (en) |
| ES (1) | ES390189A1 (en) |
| FR (1) | FR2092554A5 (en) |
| GB (1) | GB1341497A (en) |
| HU (1) | HU164316B (en) |
| IE (1) | IE35308B1 (en) |
| IL (1) | IL36465A (en) |
| LU (1) | LU62905A1 (en) |
| NL (1) | NL171703C (en) |
| NO (1) | NO140055C (en) |
| RO (1) | RO63099A (en) |
| SE (1) | SE403370B (en) |
| TR (1) | TR16951A (en) |
| YU (1) | YU35755B (en) |
| ZA (1) | ZA712018B (en) |
| ZM (1) | ZM4671A1 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE787832A (en) * | 1971-09-02 | 1973-02-22 | Stamicarbon | PROCESS FOR THE PREPARATION OF UREA |
| JPS5811432B2 (en) * | 1979-10-08 | 1983-03-02 | 三井東圧化学株式会社 | Urea synthesis method |
| 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 (en) * | 1984-04-20 | 1989-08-30 | Snam Progetti | PROCESS FOR THE SYNTHESIS OF UREA AND MATERIAL USED IN ITSELF. |
| CH679485A5 (en) * | 1989-12-29 | 1992-02-28 | Ammonia Casale Sa | |
| ITMI20071029A1 (en) * | 2007-05-22 | 2008-11-23 | Snam Progetti | IMPROVED PROCEDURE FOR THE SYNTHESIS OF UREA |
| ITMI20120013A1 (en) | 2012-01-09 | 2013-07-10 | Saipem Spa | PROCEDURE FOR THE SYNTHESIS OF UREA INCLUDING A STRIPPER FUND OF PASSIVATION |
| WO2014192823A1 (en) | 2013-05-28 | 2014-12-04 | 東洋エンジニアリング株式会社 | Urea synthesis method |
| CA3094945A1 (en) * | 2018-04-13 | 2019-10-17 | Toyo Engineering Corporation | Urea manufacturing method |
-
1971
- 1971-03-22 EG EG123/71A patent/EG10651A/en active
- 1971-03-22 IL IL36465A patent/IL36465A/en unknown
- 1971-03-29 ZA ZA712018A patent/ZA712018B/en unknown
- 1971-03-29 IE IE396/71A patent/IE35308B1/en unknown
- 1971-03-30 CS CS7100002290A patent/CS182213B2/en unknown
- 1971-03-30 TR TR16951A patent/TR16951A/en unknown
- 1971-03-31 FR FR7111263A patent/FR2092554A5/fr not_active Expired
- 1971-03-31 HU HUSA2184A patent/HU164316B/hu unknown
- 1971-03-31 ES ES390189A patent/ES390189A1/en not_active Expired
- 1971-03-31 BE BE765031A patent/BE765031A/en not_active IP Right Cessation
- 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/en unknown
- 1971-04-01 DK DK156971AA patent/DK139815B/en not_active IP Right Cessation
- 1971-04-01 YU YU813/71A patent/YU35755B/en unknown
- 1971-04-02 AT AT284671A patent/AT317910B/en not_active IP Right Cessation
- 1971-04-02 NL NLAANVRAGE7104428,A patent/NL171703C/en not_active IP Right Cessation
- 1971-04-02 BR BR1989/71A patent/BR7101989D0/en unknown
- 1971-04-02 DE DE2116267A patent/DE2116267C3/en not_active Expired
- 1971-04-02 CH CH487271A patent/CH551386A/en not_active IP Right Cessation
- 1971-04-02 RO RO7100066459A patent/RO63099A/en unknown
- 1971-04-02 SE SE7104354A patent/SE403370B/en unknown
- 1971-04-02 ZM ZM46/71A patent/ZM4671A1/en unknown
- 1971-04-19 GB GB2597771*A patent/GB1341497A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NO140055C (en) | 1980-10-29 |
| NL171703C (en) | 1985-02-18 |
| ES390189A1 (en) | 1973-07-01 |
| FR2092554A5 (en) | 1972-01-21 |
| DK139815C (en) | 1979-10-01 |
| LU62905A1 (en) | 1971-08-26 |
| JPS5529066B1 (en) | 1980-07-31 |
| CS182213B2 (en) | 1978-04-28 |
| DK139815B (en) | 1979-04-23 |
| BE765031A (en) | 1971-08-16 |
| IL36465A0 (en) | 1971-05-26 |
| DE2116267C3 (en) | 1980-04-24 |
| EG10651A (en) | 1977-10-31 |
| DE2116267B2 (en) | 1974-05-16 |
| IL36465A (en) | 1974-07-31 |
| YU35755B (en) | 1981-06-30 |
| ZA712018B (en) | 1971-12-29 |
| BR7101989D0 (en) | 1973-02-22 |
| TR16951A (en) | 1974-01-09 |
| NL171703B (en) | 1982-12-01 |
| IE35308B1 (en) | 1976-01-07 |
| AT317910B (en) | 1974-09-25 |
| NO140055B (en) | 1979-03-19 |
| DE2116267A1 (en) | 1971-10-14 |
| YU81371A (en) | 1980-10-31 |
| GB1341497A (en) | 1973-12-19 |
| SE403370B (en) | 1978-08-14 |
| RO63099A (en) | 1978-09-15 |
| ZM4671A1 (en) | 1971-12-22 |
| HU164316B (en) | 1974-01-28 |
| NL7104428A (en) | 1971-10-05 |
| IE35308L (en) | 1971-10-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |