SU1428191A3 - Способ получени мочевины - Google Patents
Способ получени мочевины Download PDFInfo
- Publication number
- SU1428191A3 SU1428191A3 SU823494195A SU3494195A SU1428191A3 SU 1428191 A3 SU1428191 A3 SU 1428191A3 SU 823494195 A SU823494195 A SU 823494195A SU 3494195 A SU3494195 A SU 3494195A SU 1428191 A3 SU1428191 A3 SU 1428191A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- mol
- ammonia
- carbon dioxide
- stage
- reaction zone
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 239000004202 carbamide Substances 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 8
- 235000013877 carbamide Nutrition 0.000 title 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000006243 chemical reaction Methods 0.000 claims abstract description 40
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 32
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 9
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 9
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 6
- 238000009833 condensation Methods 0.000 claims abstract description 6
- 230000005494 condensation Effects 0.000 claims abstract description 6
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 6
- 239000000376 reactant Substances 0.000 claims abstract 2
- 239000012071 phase Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 238000004821 distillation Methods 0.000 claims 6
- 239000007791 liquid phase Substances 0.000 claims 2
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 claims 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims 1
- 230000003993 interaction Effects 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 229910001868 water Inorganic materials 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 abstract 2
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical group NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 239000002699 waste material Substances 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
- C07C273/04—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 |
|---|---|---|---|
| IT8124526A IT1211125B (it) | 1981-10-16 | 1981-10-16 | Composti azotati. processo per la preparazione di |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1428191A3 true SU1428191A3 (ru) | 1988-09-30 |
Family
ID=11213863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU823494195A SU1428191A3 (ru) | 1981-10-16 | 1982-09-20 | Способ получени мочевины |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4670588A (https=) |
| JP (1) | JPS5883666A (https=) |
| AR (1) | AR230620A1 (https=) |
| CA (1) | CA1327606C (https=) |
| DE (1) | DE3228594A1 (https=) |
| ES (1) | ES8404676A1 (https=) |
| FR (1) | FR2514758B1 (https=) |
| GB (1) | GB2107311B (https=) |
| IN (1) | IN157310B (https=) |
| IT (1) | IT1211125B (https=) |
| NL (1) | NL8203258A (https=) |
| SU (1) | SU1428191A3 (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2132843C1 (ru) * | 1995-02-01 | 1999-07-10 | Уреа Касале С.А. | Способ получения мочевины, установка для его осуществления (варианты), способ модернизации установки (варианты) |
| RU2164912C2 (ru) * | 1994-12-23 | 2001-04-10 | Уреа Касале С.А. | Способ модернизации установки для получения мочевины (варианты) и установка для получения мочевины (варианты) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8400840A (nl) * | 1984-03-16 | 1985-10-16 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| JPH082859B2 (ja) * | 1987-02-24 | 1996-01-17 | 東洋エンジニアリング株式会社 | 尿素製造方法 |
| IN169678B (https=) * | 1987-08-13 | 1991-11-30 | Austral Pacific Fertilizers | |
| ATE134994T1 (de) * | 1990-10-05 | 1996-03-15 | Urea Casale Sa | Verfahren zur herstellung von harnstoff mit unterschiedlichen leistungen sowie die implementierung in existierenden anlagen |
| US5276183A (en) * | 1991-01-29 | 1994-01-04 | Urea Casale S.A. | Process and plant for the production of urea |
| ATE167666T1 (de) * | 1991-11-14 | 1998-07-15 | Urea Casale Sa | Verfahren zur herstellung von harnstoff mit reaktionsräumen unterschiedlicher ausbeuten |
| US6274767B1 (en) * | 1992-11-19 | 2001-08-14 | Urea Casale, S.A. | Process for the revamping of urea synthesis plants consisting of a stripper with ammonia |
| IT1274362B (it) * | 1995-02-16 | 1997-07-17 | Snam Progetti | Procedimento ad alta resa per la sintesi dell'urea |
| US5767313A (en) * | 1995-05-23 | 1998-06-16 | Dsm N.V. | Method for the preparation of urea |
| US6231632B1 (en) | 1999-05-25 | 2001-05-15 | Engelhard Corporation | Urea processing agent |
| EP2644264A1 (de) | 2012-03-28 | 2013-10-02 | Aurotec GmbH | Druckreguliertes Mehrreaktorsystem |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH498811A (de) * | 1967-05-22 | 1970-11-15 | Chemical Construction Corp | Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxyd |
| ES379855A1 (es) * | 1969-06-11 | 1973-02-16 | Titsui Toatsu Chemicals Inc | Procedimiento para sintetizar urea de dioxido de carbono y amoniaco. |
| US4137262A (en) * | 1969-10-16 | 1979-01-30 | Snam Progetti S.P.A. | Process for the production of urea |
| US3984469A (en) * | 1969-10-16 | 1976-10-05 | Snam Progetti S.P.A. | Process for the production of urea |
| BE787832A (fr) * | 1971-09-02 | 1973-02-22 | Stamicarbon | Procede pour la preparation d'uree |
| IT1068268B (it) * | 1976-09-09 | 1985-03-21 | Snam Progetti | Procedimento per la produzione di urea e purificazione delle acque |
| SE446978B (sv) * | 1977-05-05 | 1986-10-20 | Montedison Spa | Isobariskt dubbelatercirkulationsforfarande for syntetisering av urea under bildning av ammoniumkarbamat som mellanprodukt |
| IT1174366B (it) * | 1978-07-24 | 1987-07-01 | Ortu Francesco | Decompositore di carbammato per produzione industriale di urea |
| IT1141030B (it) * | 1980-08-29 | 1986-10-01 | Snam Progetti | Procedimento per la produzione di urea |
-
1981
- 1981-10-16 IT IT8124526A patent/IT1211125B/it active
-
1982
- 1982-07-30 DE DE19823228594 patent/DE3228594A1/de not_active Withdrawn
- 1982-08-09 FR FR8213857A patent/FR2514758B1/fr not_active Expired
- 1982-08-19 NL NL8203258A patent/NL8203258A/nl not_active Application Discontinuation
- 1982-08-25 IN IN985/CAL/82A patent/IN157310B/en unknown
- 1982-09-20 SU SU823494195A patent/SU1428191A3/ru active
- 1982-09-21 AR AR290732A patent/AR230620A1/es active
- 1982-09-22 GB GB08227073A patent/GB2107311B/en not_active Expired
- 1982-10-15 CA CA000413515A patent/CA1327606C/en not_active Expired - Fee Related
- 1982-10-15 ES ES516549A patent/ES8404676A1/es not_active Expired
- 1982-10-15 JP JP57180069A patent/JPS5883666A/ja active Pending
-
1984
- 1984-08-13 US US06/640,243 patent/US4670588A/en not_active Expired - Fee Related
Non-Patent Citations (1)
| Title |
|---|
| Патент US № 420,8347,. кл. 260-555А, опублик. 1978. * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2164912C2 (ru) * | 1994-12-23 | 2001-04-10 | Уреа Касале С.А. | Способ модернизации установки для получения мочевины (варианты) и установка для получения мочевины (варианты) |
| RU2132843C1 (ru) * | 1995-02-01 | 1999-07-10 | Уреа Касале С.А. | Способ получения мочевины, установка для его осуществления (варианты), способ модернизации установки (варианты) |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2514758A1 (fr) | 1983-04-22 |
| GB2107311A (en) | 1983-04-27 |
| IN157310B (https=) | 1986-03-01 |
| IT8124526A0 (it) | 1981-10-16 |
| AR230620A1 (es) | 1984-05-31 |
| IT1211125B (it) | 1989-09-29 |
| GB2107311B (en) | 1986-01-29 |
| CA1327606C (en) | 1994-03-08 |
| DE3228594A1 (de) | 1983-04-28 |
| JPS5883666A (ja) | 1983-05-19 |
| US4670588A (en) | 1987-06-02 |
| ES516549A0 (es) | 1984-05-01 |
| FR2514758B1 (fr) | 1985-07-05 |
| ES8404676A1 (es) | 1984-05-01 |
| NL8203258A (nl) | 1983-05-16 |
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