JPS5913892B2 - 平衡反応を利用する合成プラントの後処理方法 - Google Patents
平衡反応を利用する合成プラントの後処理方法Info
- Publication number
- JPS5913892B2 JPS5913892B2 JP55008847A JP884780A JPS5913892B2 JP S5913892 B2 JPS5913892 B2 JP S5913892B2 JP 55008847 A JP55008847 A JP 55008847A JP 884780 A JP884780 A JP 884780A JP S5913892 B2 JPS5913892 B2 JP S5913892B2
- Authority
- JP
- Japan
- Prior art keywords
- condensate
- stream
- product
- section
- overhead stream
- 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
- 238000000034 method Methods 0.000 title claims description 23
- 230000015572 biosynthetic process Effects 0.000 title description 19
- 238000003786 synthesis reaction Methods 0.000 title description 13
- 238000006243 chemical reaction Methods 0.000 title description 7
- 238000012805 post-processing Methods 0.000 title 1
- 239000004202 carbamide Substances 0.000 claims description 46
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea group Chemical group NC(=O)N XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 45
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 44
- 239000000047 product Substances 0.000 claims description 34
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical group OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 claims description 32
- 239000007858 starting material Substances 0.000 claims description 22
- 238000007711 solidification Methods 0.000 claims description 18
- 230000008023 solidification Effects 0.000 claims description 18
- 229910001868 water Inorganic materials 0.000 claims description 15
- 239000002904 solvent Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 7
- 229910017604 nitric acid Inorganic materials 0.000 claims description 7
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- 239000012141 concentrate Substances 0.000 claims description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 18
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 18
- 229910002092 carbon dioxide Inorganic materials 0.000 description 11
- 239000006260 foam Substances 0.000 description 7
- 238000006386 neutralization reaction Methods 0.000 description 7
- 238000010992 reflux Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- MEUAVGJWGDPTLF-UHFFFAOYSA-N 4-(5-benzenesulfonylamino-1-methyl-1h-benzoimidazol-2-ylmethyl)-benzamidine Chemical compound N=1C2=CC(NS(=O)(=O)C=3C=CC=CC=3)=CC=C2N(C)C=1CC1=CC=C(C(N)=N)C=C1 MEUAVGJWGDPTLF-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/18—Nitrates of ammonium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/18—Nitrates of ammonium
- C01C1/185—Preparation
-
- 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
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
-
- 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)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/007,748 US4231839A (en) | 1979-01-30 | 1979-01-30 | After-treatment processes and apparatus, especially for urea and ammonium nitrate plants |
| US77482126-4D6 | 1979-01-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55102437A JPS55102437A (en) | 1980-08-05 |
| JPS5913892B2 true JPS5913892B2 (ja) | 1984-04-02 |
Family
ID=21727928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP55008847A Expired JPS5913892B2 (ja) | 1979-01-30 | 1980-01-30 | 平衡反応を利用する合成プラントの後処理方法 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4231839A (enExample) |
| JP (1) | JPS5913892B2 (enExample) |
| BR (1) | BR8000500A (enExample) |
| CA (1) | CA1144512A (enExample) |
| DE (1) | DE3002460A1 (enExample) |
| ES (3) | ES8101545A1 (enExample) |
| FR (1) | FR2450809A1 (enExample) |
| GB (1) | GB2040711B (enExample) |
| IT (1) | IT1129705B (enExample) |
| MX (1) | MX155155A (enExample) |
| NL (1) | NL8000600A (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2517662A1 (fr) * | 1981-12-04 | 1983-06-10 | Kestner App Evaporateurs | Procede de depollution des effluents de la fabrication du nitrate d'ammonium et de recuperation des elements contenus dans lesdits effluents |
| NL8201652A (nl) * | 1982-04-21 | 1983-11-16 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| EP0302213A1 (en) * | 1987-08-04 | 1989-02-08 | Ammonia Casale S.A. | Process for the recovery of urea entrained by vapours in vacuum concentration systems |
| IT1240675B (it) * | 1990-04-24 | 1993-12-17 | Snam Progetti | Procedimento per la concentrazione sotto vuoto di soluzioni di urea |
| US5597454A (en) * | 1995-04-06 | 1997-01-28 | Lee; Jing M. | Process for producing urea |
| US7399344B1 (en) * | 2005-01-28 | 2008-07-15 | Uop Llc | Hydrogen peroxide recovery with hydrophobic membrane |
| DE102007024081A1 (de) * | 2007-05-22 | 2008-11-27 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Verfahren und Vorrichtung zum Verdampfen eines Fluides |
| EP3224223B1 (en) * | 2014-11-27 | 2019-04-24 | Stamicarbon B.V. | Method and plant for producing urea-ammonium nitrate (uan) |
| CN108367236B (zh) * | 2015-12-21 | 2019-07-12 | 斯塔米卡邦有限公司 | 尿素硝酸铵生产 |
| IT201700121364A1 (it) * | 2017-10-25 | 2019-04-25 | Saipem Spa | Apparato e metodo per il trattamento di vapori di processo provenienti da una sezione di concentrazione sottovuoto di un impianto urea |
| CN113101682B (zh) * | 2021-05-28 | 2023-03-24 | 新疆心连心能源化工有限公司 | 减少蒸发掉缩合物稳定尿素生产的装置及处理方法 |
| WO2023156360A1 (de) * | 2022-02-18 | 2023-08-24 | Thyssenkrupp Industrial Solutions Ag | Optimierte prozesskondensataufbereitung |
| LU102914B1 (de) * | 2022-02-18 | 2023-08-18 | Thyssenkrupp Ind Solutions Ag | Optimierte Prozesskondensataufbereitung |
| WO2025053758A1 (en) * | 2023-09-08 | 2025-03-13 | Stamicarbon B.V. | Ammonium nitrate production with multiple condensers |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2034864A (en) * | 1933-10-10 | 1936-03-24 | Du Pont | Ammonia recovery process |
| NL102735C (enExample) * | 1956-07-23 | |||
| FR1356054A (fr) * | 1962-05-04 | 1964-03-20 | Ucb Sa | Procédé de fabrication de nitrate d'ammonium |
| US3255246A (en) * | 1963-06-27 | 1966-06-07 | Du Pont | Synthesis and recovery of urea |
| US3371115A (en) * | 1965-02-15 | 1968-02-27 | Chemical Construction Corp | Process for combined production of ammonia and urea |
| FR1539371A (fr) * | 1966-09-29 | 1968-09-13 | Wellman Lord Inc | Procédé de production d'urée cristalline |
| US3585237A (en) * | 1966-09-29 | 1971-06-15 | Wellman Lord Inc | Crystallization of urea |
| US3579636A (en) * | 1968-05-16 | 1971-05-18 | Ivo Mavrovic | Urea synthesis process |
| US3759992A (en) * | 1970-06-29 | 1973-09-18 | I Mavrovic | Urea synthesis |
| US3723430A (en) * | 1970-10-28 | 1973-03-27 | Nissan Chemical Ind Ltd | Method for reclamation of melamine waste gas |
| US3922222A (en) * | 1973-02-20 | 1975-11-25 | Cf Ind | Method for treatment of urea crystallizer condensate |
| CH577333A5 (enExample) * | 1973-10-30 | 1976-07-15 | Luwa Ag | |
| US3985523A (en) * | 1974-09-30 | 1976-10-12 | Foster Wheeler Energy Corporation | Pollution control process for fertilizer plant |
| US4087513A (en) * | 1977-08-12 | 1978-05-02 | Olin Corporation | Method of hydrolyzing urea contained in waste water streams |
-
1979
- 1979-01-30 US US06/007,748 patent/US4231839A/en not_active Expired - Lifetime
-
1980
- 1980-01-18 IT IT19316/80A patent/IT1129705B/it active
- 1980-01-24 DE DE19803002460 patent/DE3002460A1/de not_active Withdrawn
- 1980-01-24 FR FR8001514A patent/FR2450809A1/fr active Granted
- 1980-01-25 BR BR8000500A patent/BR8000500A/pt unknown
- 1980-01-28 MX MX180976A patent/MX155155A/es unknown
- 1980-01-29 CA CA000344565A patent/CA1144512A/en not_active Expired
- 1980-01-29 GB GB8002931A patent/GB2040711B/en not_active Expired
- 1980-01-30 NL NL8000600A patent/NL8000600A/nl not_active Application Discontinuation
- 1980-01-30 JP JP55008847A patent/JPS5913892B2/ja not_active Expired
- 1980-01-31 ES ES488095A patent/ES8101545A1/es not_active Expired
- 1980-09-01 ES ES494688A patent/ES494688A0/es active Granted
- 1980-09-01 ES ES494687A patent/ES8106465A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES8200331A1 (es) | 1981-11-01 |
| NL8000600A (nl) | 1980-08-01 |
| IT8019316A0 (it) | 1980-01-18 |
| GB2040711A (en) | 1980-09-03 |
| ES494687A0 (es) | 1981-08-16 |
| FR2450809A1 (fr) | 1980-10-03 |
| US4231839A (en) | 1980-11-04 |
| DE3002460A1 (de) | 1980-08-21 |
| GB2040711B (en) | 1983-01-26 |
| ES488095A0 (es) | 1980-12-16 |
| ES494688A0 (es) | 1981-11-01 |
| BR8000500A (pt) | 1980-10-21 |
| FR2450809B1 (enExample) | 1984-05-18 |
| ES8101545A1 (es) | 1980-12-16 |
| JPS55102437A (en) | 1980-08-05 |
| IT1129705B (it) | 1986-06-11 |
| ES8106465A1 (es) | 1981-08-16 |
| CA1144512A (en) | 1983-04-12 |
| MX155155A (es) | 1988-02-01 |
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