GB1032440A - Urea synthesis process - Google Patents
Urea synthesis processInfo
- Publication number
- GB1032440A GB1032440A GB49100/63A GB4910063A GB1032440A GB 1032440 A GB1032440 A GB 1032440A GB 49100/63 A GB49100/63 A GB 49100/63A GB 4910063 A GB4910063 A GB 4910063A GB 1032440 A GB1032440 A GB 1032440A
- Authority
- GB
- United Kingdom
- Prior art keywords
- gas
- stream
- pressure
- carbon dioxide
- ammonia
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 7
- 239000004202 carbamide Substances 0.000 title abstract 7
- 230000015572 biosynthetic process Effects 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 5
- 238000003786 synthesis reaction Methods 0.000 title abstract 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 8
- 229910021529 ammonia Inorganic materials 0.000 abstract 4
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 4
- 239000001569 carbon dioxide Substances 0.000 abstract 4
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical group [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 abstract 3
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract 3
- 230000006835 compression Effects 0.000 abstract 2
- 238000007906 compression Methods 0.000 abstract 2
- 238000000354 decomposition reaction Methods 0.000 abstract 2
- 239000000376 reactant Substances 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 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
-
- 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
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
-
- 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
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
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 |
|---|---|---|---|
| US246747A US3232985A (en) | 1962-12-24 | 1962-12-24 | Urea synthesis process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1032440A true GB1032440A (en) | 1966-06-08 |
Family
ID=22932026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB49100/63A Expired GB1032440A (en) | 1962-12-24 | 1963-12-12 | Urea synthesis process |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3232985A (cs) |
| BE (1) | BE641762A (cs) |
| DE (1) | DE1443623C3 (cs) |
| ES (1) | ES294808A1 (cs) |
| GB (1) | GB1032440A (cs) |
| NL (2) | NL138774B (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES318356A1 (es) * | 1964-10-16 | 1966-05-16 | Toyo Koatsu Ind Incorporated | Metodo de depuracion de un efluente en la obtencion de urea sintetica. |
| US3506710A (en) * | 1966-10-14 | 1970-04-14 | Toyo Koatsu Ind Inc | Urea synthesis process with solution recycle |
| US3593491A (en) * | 1969-05-21 | 1971-07-20 | Fluor Corp | Ammonia plant carbon dioxide absorption and compression |
| CN110590605B (zh) * | 2019-10-11 | 2021-08-24 | 重庆化工职业学院 | 一种氨基甲酸甲酯的生产方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1429483A (en) * | 1920-07-09 | 1922-09-19 | Basf Ag | Process of manufacturing urea |
| FR988833A (fr) * | 1945-03-15 | 1951-08-31 | Gobey Lab | Procédé d'isomérisation de corps appartenant à la série du phényl-chromane |
| US3155722A (en) * | 1960-01-29 | 1964-11-03 | Chemical Construction Corp | Recovery of residual ammonia and carbon dioxide in the synthesis of urea |
-
0
- NL NL302169D patent/NL302169A/xx unknown
-
1962
- 1962-12-24 US US246747A patent/US3232985A/en not_active Expired - Lifetime
-
1963
- 1963-12-12 GB GB49100/63A patent/GB1032440A/en not_active Expired
- 1963-12-18 NL NL63302169A patent/NL138774B/xx unknown
- 1963-12-23 DE DE1443623A patent/DE1443623C3/de not_active Expired
- 1963-12-23 ES ES294808A patent/ES294808A1/es not_active Expired
- 1963-12-24 BE BE641762D patent/BE641762A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE641762A (cs) | 1964-06-24 |
| DE1443623A1 (de) | 1968-10-31 |
| DE1443623B2 (de) | 1973-07-26 |
| NL302169A (cs) | 1900-01-01 |
| US3232985A (en) | 1966-02-01 |
| NL138774B (nl) | 1973-05-15 |
| DE1443623C3 (de) | 1974-02-28 |
| ES294808A1 (es) | 1964-06-01 |
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