KR840001132A - 요소 제조 방법 - Google Patents
요소 제조 방법 Download PDFInfo
- Publication number
- KR840001132A KR840001132A KR1019820003930A KR820003930A KR840001132A KR 840001132 A KR840001132 A KR 840001132A KR 1019820003930 A KR1019820003930 A KR 1019820003930A KR 820003930 A KR820003930 A KR 820003930A KR 840001132 A KR840001132 A KR 840001132A
- Authority
- KR
- South Korea
- Prior art keywords
- reaction zone
- zone
- urea
- ammonium carbamate
- stripping
- 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.)
- Withdrawn
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims 20
- 239000004202 carbamide Substances 0.000 title claims 20
- 238000004519 manufacturing process Methods 0.000 title claims 9
- 238000006243 chemical reaction Methods 0.000 claims 30
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 12
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 claims 12
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 8
- 238000000034 method Methods 0.000 claims 8
- 229910021529 ammonia Inorganic materials 0.000 claims 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 4
- 239000001569 carbon dioxide Substances 0.000 claims 4
- 239000000203 mixture Substances 0.000 claims 3
- 238000010438 heat treatment Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 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
- C07C273/08—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 ammoniacal liquor
-
- 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)
- Saccharide Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8104039 | 1981-09-01 | ||
| NL8104039A NL8104039A (nl) | 1981-09-01 | 1981-09-01 | Werkwijze voor de bereiding van ureum. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR840001132A true KR840001132A (ko) | 1984-03-28 |
Family
ID=19837995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019820003930A Withdrawn KR840001132A (ko) | 1981-09-01 | 1982-08-31 | 요소 제조 방법 |
Country Status (15)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8303424A (nl) * | 1983-10-06 | 1985-05-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| IT1290423B1 (it) * | 1996-10-17 | 1998-12-03 | Eurotecnica Contractors And En | Procedimento per la sintesi di urea da anidride carbonica e ammoniaca |
| RU2529462C1 (ru) * | 2013-05-15 | 2014-09-27 | Открытое акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (ОАО "НИИК") | Способ получения карбамида |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1147734A (en) * | 1966-03-29 | 1969-04-02 | Sumitomo Chemical Co | Method for the preparation of urea |
| CH468356A (de) * | 1966-04-05 | 1969-02-15 | Inventa Ag | Verfahren zur Aufarbeitung des bei der Synthese von Harnstoff aus Ammoniak und Kohlendioxyd in einem Synthesereaktor bei erhöhtem Druck und erhöhter Temperatur erhaltenen Synthesegemisches |
| NL168506C (nl) * | 1970-12-31 | 1982-04-16 | Stamicarbon | Werkwijze voor de bereiding van ureum. |
| BE787832A (fr) * | 1971-09-02 | 1973-02-22 | Stamicarbon | Procede pour la preparation d'uree |
| NL7307036A (enrdf_load_stackoverflow) * | 1973-05-21 | 1974-11-25 |
-
1981
- 1981-09-01 NL NL8104039A patent/NL8104039A/nl not_active Application Discontinuation
-
1982
- 1982-08-10 ZA ZA825789A patent/ZA825789B/xx unknown
- 1982-08-30 GR GR69157A patent/GR76909B/el unknown
- 1982-08-30 DD DD82242880A patent/DD204250A5/de unknown
- 1982-08-30 IT IT49046/82A patent/IT1149070B/it active
- 1982-08-31 PL PL23809382A patent/PL238093A1/xx unknown
- 1982-08-31 EP EP82902529A patent/EP0086804A1/en not_active Withdrawn
- 1982-08-31 WO PCT/EP1982/000187 patent/WO1983000861A1/en not_active Application Discontinuation
- 1982-08-31 ES ES515378A patent/ES8306104A1/es not_active Expired
- 1982-08-31 BR BR8207840A patent/BR8207840A/pt unknown
- 1982-08-31 JP JP57502599A patent/JPS58501374A/ja active Pending
- 1982-08-31 KR KR1019820003930A patent/KR840001132A/ko not_active Withdrawn
- 1982-09-01 GB GB08224952A patent/GB2107704A/en not_active Withdrawn
- 1982-09-01 OA OA57793A patent/OA07201A/xx unknown
-
1983
- 1983-04-29 NO NO831532A patent/NO831532L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DD204250A5 (de) | 1983-11-23 |
| GR76909B (enrdf_load_stackoverflow) | 1984-09-04 |
| BR8207840A (pt) | 1983-09-06 |
| JPS58501374A (ja) | 1983-08-18 |
| GB2107704A (en) | 1983-05-05 |
| ES515378A0 (es) | 1983-05-01 |
| EP0086804A1 (en) | 1983-08-31 |
| ZA825789B (en) | 1983-06-29 |
| IT1149070B (it) | 1986-12-03 |
| IT8249046A0 (it) | 1982-08-30 |
| ES8306104A1 (es) | 1983-05-01 |
| NO831532L (no) | 1983-04-29 |
| WO1983000861A1 (en) | 1983-03-17 |
| PL238093A1 (en) | 1983-03-28 |
| OA07201A (fr) | 1984-04-30 |
| NL8104039A (nl) | 1983-04-05 |
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| FI851046A0 (fi) | Foerfarande foer framstaellning av urea. | |
| KR840001131A (ko) | 요소 제조 방법 | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19820831 |
|
| PG1501 | Laying open of application | ||
| PC1203 | Withdrawal of no request for examination |