GB488404A - Improvements in the manufacture of urea - Google Patents
Improvements in the manufacture of ureaInfo
- Publication number
- GB488404A GB488404A GB33032/37A GB3303237A GB488404A GB 488404 A GB488404 A GB 488404A GB 33032/37 A GB33032/37 A GB 33032/37A GB 3303237 A GB3303237 A GB 3303237A GB 488404 A GB488404 A GB 488404A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ammonia
- carbon dioxide
- urea
- inert liquid
- pressure
- 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 6
- 239000004202 carbamide Substances 0.000 title abstract 5
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 9
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 5
- 239000001569 carbon dioxide Substances 0.000 abstract 5
- 239000007788 liquid Substances 0.000 abstract 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 4
- 229910021529 ammonia Inorganic materials 0.000 abstract 4
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [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
- 229910000831 Steel Inorganic materials 0.000 abstract 2
- 239000004411 aluminium Substances 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 2
- 229910052759 nickel Inorganic materials 0.000 abstract 2
- 239000010959 steel Substances 0.000 abstract 2
- 239000000725 suspension Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- 238000005520 cutting process Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000002480 mineral oil Substances 0.000 abstract 1
- 235000010446 mineral oil Nutrition 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 229910000480 nickel oxide Inorganic materials 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 239000010937 tungsten Substances 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
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 |
|---|---|---|---|
| FR826280T | 1936-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB488404A true GB488404A (en) | 1938-07-06 |
Family
ID=34130865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB33032/37A Expired GB488404A (en) | 1936-12-09 | 1937-11-30 | Improvements in the manufacture of urea |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT165064B (en:Method) |
| BE (1) | BE424783A (en:Method) |
| CH (1) | CH200057A (en:Method) |
| DE (1) | DE761103C (en:Method) |
| FR (1) | FR826280A (en:Method) |
| GB (1) | GB488404A (en:Method) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2498538A (en) * | 1941-03-18 | 1950-02-21 | Alais & Froges & Camarque Cie | Synthetic manufacture of urea |
| US3072721A (en) * | 1959-02-03 | 1963-01-08 | Allied Chem | Production of urea from ammonia and co2 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE294793C (en:Method) * | ||||
| NL25071C (en:Method) * | 1928-11-13 | 1900-01-01 |
-
0
- BE BE424783D patent/BE424783A/xx unknown
-
1936
- 1936-12-09 FR FR826280D patent/FR826280A/fr not_active Expired
-
1937
- 1937-09-15 DE DEC53188D patent/DE761103C/de not_active Expired
- 1937-11-22 CH CH200057D patent/CH200057A/fr unknown
- 1937-11-30 GB GB33032/37A patent/GB488404A/en not_active Expired
-
1948
- 1948-04-28 AT AT165064D patent/AT165064B/de active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2498538A (en) * | 1941-03-18 | 1950-02-21 | Alais & Froges & Camarque Cie | Synthetic manufacture of urea |
| US3072721A (en) * | 1959-02-03 | 1963-01-08 | Allied Chem | Production of urea from ammonia and co2 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE761103C (de) | 1953-01-05 |
| CH200057A (fr) | 1938-09-30 |
| BE424783A (en:Method) | |
| FR826280A (fr) | 1938-03-28 |
| AT165064B (de) | 1950-01-10 |
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