NO851044L - Fremgangsmaate ved fremstilling av urea - Google Patents
Fremgangsmaate ved fremstilling av ureaInfo
- Publication number
- NO851044L NO851044L NO851044A NO851044A NO851044L NO 851044 L NO851044 L NO 851044L NO 851044 A NO851044 A NO 851044A NO 851044 A NO851044 A NO 851044A NO 851044 L NO851044 L NO 851044L
- Authority
- NO
- Norway
- Prior art keywords
- urea
- zone
- condensation
- synthesis
- pressure
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 239000004202 carbamide Substances 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 238000009833 condensation Methods 0.000 claims abstract description 56
- 230000005494 condensation Effects 0.000 claims abstract description 56
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 54
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 46
- 239000000203 mixture Substances 0.000 claims abstract description 33
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 claims abstract description 29
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 18
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 11
- 239000007787 solid Substances 0.000 claims abstract description 4
- 239000011541 reaction mixture Substances 0.000 claims description 4
- 238000005878 carbamate elimination reaction Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- NMGFRGWSRHOQOP-UHFFFAOYSA-N carbamic acid;urea Chemical compound NC(N)=O.NC(O)=O NMGFRGWSRHOQOP-UHFFFAOYSA-N 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 36
- 239000007789 gas Substances 0.000 description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 4
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000007017 scission Effects 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Measurement Of Radiation (AREA)
- Compounds Of Unknown Constitution (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8400839A NL8400839A (nl) | 1984-03-16 | 1984-03-16 | Werkwijze voor de bereiding van ureum. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO851044L true NO851044L (no) | 1985-09-17 |
Family
ID=19843651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO851044A NO851044L (no) | 1984-03-16 | 1985-03-15 | Fremgangsmaate ved fremstilling av urea |
Country Status (34)
| Country | Link |
|---|---|
| EP (1) | EP0155735B1 (de) |
| JP (1) | JPS60209555A (de) |
| KR (1) | KR870001692B1 (de) |
| CN (2) | CN1010308B (de) |
| AT (1) | ATE38033T1 (de) |
| AU (1) | AU579614B2 (de) |
| BG (1) | BG60247B2 (de) |
| BR (1) | BR8501156A (de) |
| CA (1) | CA1330444C (de) |
| DD (1) | DD232038A1 (de) |
| DE (1) | DE3565680D1 (de) |
| EG (1) | EG16600A (de) |
| ES (1) | ES541294A0 (de) |
| FI (1) | FI851046L (de) |
| GE (1) | GEP19960461B (de) |
| GR (1) | GR850639B (de) |
| HU (1) | HUT39721A (de) |
| IL (1) | IL74522A0 (de) |
| IN (1) | IN164392B (de) |
| LT (1) | LT2206B (de) |
| LV (1) | LV5225A3 (de) |
| MA (1) | MA20372A1 (de) |
| MX (1) | MX7357E (de) |
| NL (1) | NL8400839A (de) |
| NO (1) | NO851044L (de) |
| NZ (1) | NZ211460A (de) |
| PL (1) | PL252389A1 (de) |
| PT (1) | PT80109B (de) |
| RO (1) | RO91349B (de) |
| SU (1) | SU1456009A3 (de) |
| TR (1) | TR22418A (de) |
| YU (1) | YU41685A (de) |
| ZA (1) | ZA851978B (de) |
| ZW (1) | ZW4185A1 (de) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8303888A (nl) * | 1983-11-13 | 1985-06-03 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| NL8800284A (nl) * | 1988-02-08 | 1989-09-01 | Stamicarbon | Werkwijze voor de bereiding van ureum. |
| 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 |
| NL1000416C2 (nl) * | 1995-05-23 | 1996-11-25 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| US5767313A (en) * | 1995-05-23 | 1998-06-16 | Dsm N.V. | Method for the preparation of urea |
| JP3987607B2 (ja) | 1996-10-07 | 2007-10-10 | 東洋エンジニアリング株式会社 | 改良された尿素合成方法および装置 |
| IT1290423B1 (it) * | 1996-10-17 | 1998-12-03 | Eurotecnica Contractors And En | Procedimento per la sintesi di urea da anidride carbonica e ammoniaca |
| NL1004977C2 (nl) * | 1997-01-13 | 1998-07-15 | Dsm Nv | Methode om de capaciteit van een bestaand ureum proces te verhogen. |
| NL1005118C2 (nl) * | 1997-01-29 | 1998-07-30 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| NL1009516C2 (nl) * | 1998-06-29 | 2000-01-04 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| NL1016643C2 (nl) * | 2000-11-17 | 2002-05-22 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| NL1019081C2 (nl) | 2001-10-01 | 2003-04-02 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| JP4426415B2 (ja) | 2004-10-01 | 2010-03-03 | 東洋エンジニアリング株式会社 | 反応装置 |
| WO2006118071A1 (ja) * | 2005-04-27 | 2006-11-09 | Toyo Engineering Corporation | 尿素合成装置およびその改造方法 |
| EP2107051A1 (de) | 2008-04-02 | 2009-10-07 | DSM IP Assets B.V. | Verfahren zur Erhöhung der Kapazität einer vorhandenen Harnstoffanlage |
| EP2123634A1 (de) | 2008-05-19 | 2009-11-25 | DSM IP Assets B.V. | Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxid |
| EP2123633A1 (de) | 2008-05-19 | 2009-11-25 | DSM IP Assets B.V. | Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxid |
| PL3190101T3 (pl) | 2012-05-03 | 2020-03-31 | Stamicarbon B.V. | Sposób i urządzenie do produkcji mocznika z amoniaku i dwutlenku węgla |
| CN105246874B (zh) | 2013-05-28 | 2018-06-12 | 东洋工程株式会社 | 尿素合成方法 |
| EP2843304A1 (de) | 2013-08-29 | 2015-03-04 | Casale SA | Rohrbündelvorrichtung zur Wärmerückgewinnung aus einem heißen Prozessstrom |
| USD843660S1 (en) | 2017-11-27 | 2019-03-19 | Mary Kay Inc. | Cosmetic compact |
| USD850006S1 (en) | 2017-11-27 | 2019-05-28 | Mary Kay Inc. | Cosmetic compact |
| USD863685S1 (en) | 2017-11-27 | 2019-10-15 | Mary Kay Inc. | Cosmetic compact |
| JP7157684B2 (ja) * | 2019-03-14 | 2022-10-20 | 東洋エンジニアリング株式会社 | 尿素製造方法および装置 |
| AU2021226686A1 (en) * | 2020-02-25 | 2022-09-01 | Casale Sa | Process and plant for the synthesis of urea |
| CN115364808A (zh) * | 2022-07-26 | 2022-11-22 | 哈尔滨工业大学（深圳） | 一种尿素连续合成系统 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL101446C (de) * | 1960-04-08 | |||
| NL165712C (nl) * | 1970-05-30 | 1981-05-15 | Stamicarbon | Werkwijze en inrichting voor het bij synthesedruk terug- winnen van ammoniak en kooldioxyde uit het spuigas van een ureumsynthese. |
| US4013718A (en) * | 1970-09-03 | 1977-03-22 | Snam Progetti S.P.A. | Integrated process for the production of urea |
| AU8825782A (en) * | 1981-09-01 | 1983-03-28 | Unie Van Kunstmestfabrieken B.V. | Process for the preparation of urea |
-
1984
- 1984-03-16 NL NL8400839A patent/NL8400839A/nl not_active Application Discontinuation
-
1985
- 1985-03-06 IL IL74522A patent/IL74522A0/xx unknown
- 1985-03-07 IN IN178/MAS/85A patent/IN164392B/en unknown
- 1985-03-11 MA MA20596A patent/MA20372A1/fr unknown
- 1985-03-11 ZW ZW41/85A patent/ZW4185A1/xx unknown
- 1985-03-12 TR TR11234/85A patent/TR22418A/xx unknown
- 1985-03-12 EG EG159/85A patent/EG16600A/xx active
- 1985-03-14 PT PT80109A patent/PT80109B/pt unknown
- 1985-03-14 GR GR850639A patent/GR850639B/el unknown
- 1985-03-14 CA CA000476485A patent/CA1330444C/en not_active Expired - Lifetime
- 1985-03-14 BG BG69250A patent/BG60247B2/xx unknown
- 1985-03-15 JP JP60050691A patent/JPS60209555A/ja active Pending
- 1985-03-15 MX MX8511479U patent/MX7357E/es unknown
- 1985-03-15 AU AU39893/85A patent/AU579614B2/en not_active Ceased
- 1985-03-15 EP EP85200387A patent/EP0155735B1/de not_active Expired
- 1985-03-15 SU SU853873452A patent/SU1456009A3/ru active
- 1985-03-15 YU YU00416/85A patent/YU41685A/xx unknown
- 1985-03-15 AT AT85200387T patent/ATE38033T1/de not_active IP Right Cessation
- 1985-03-15 RO RO118002A patent/RO91349B/ro unknown
- 1985-03-15 HU HU85976A patent/HUT39721A/hu unknown
- 1985-03-15 DD DD85274164A patent/DD232038A1/de unknown
- 1985-03-15 NO NO851044A patent/NO851044L/no unknown
- 1985-03-15 ZA ZA851978A patent/ZA851978B/xx unknown
- 1985-03-15 NZ NZ211460A patent/NZ211460A/en unknown
- 1985-03-15 DE DE8585200387T patent/DE3565680D1/de not_active Expired
- 1985-03-15 PL PL25238985A patent/PL252389A1/xx unknown
- 1985-03-15 KR KR1019850001673A patent/KR870001692B1/ko not_active IP Right Cessation
- 1985-03-15 FI FI851046A patent/FI851046L/fi not_active Application Discontinuation
- 1985-03-15 ES ES541294A patent/ES541294A0/es active Granted
- 1985-03-15 BR BR8501156A patent/BR8501156A/pt not_active IP Right Cessation
- 1985-04-01 CN CN85101703A patent/CN1010308B/zh not_active Expired
- 1985-04-01 CN CN198585100951A patent/CN85100951A/zh active Pending
-
1993
- 1993-05-06 LV LV930297A patent/LV5225A3/xx unknown
- 1993-06-21 GE GEAP1993910A patent/GEP19960461B/en unknown
- 1993-06-30 LT LTRP725A patent/LT2206B/xx not_active IP Right Cessation
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