EA022614B1 - Способ извлечения аммиака из газообразного потока - Google Patents
Способ извлечения аммиака из газообразного потока Download PDFInfo
- Publication number
- EA022614B1 EA022614B1 EA201190103A EA201190103A EA022614B1 EA 022614 B1 EA022614 B1 EA 022614B1 EA 201190103 A EA201190103 A EA 201190103A EA 201190103 A EA201190103 A EA 201190103A EA 022614 B1 EA022614 B1 EA 022614B1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- ammonia
- urea
- solution
- gaseous
- gaseous stream
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 202
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 100
- 238000000034 method Methods 0.000 title claims abstract description 79
- 230000008569 process Effects 0.000 title claims abstract description 34
- 238000011084 recovery Methods 0.000 title abstract description 6
- 239000000243 solution Substances 0.000 claims abstract description 70
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 50
- 238000005406 washing Methods 0.000 claims abstract description 48
- 238000004821 distillation Methods 0.000 claims abstract description 41
- 239000007864 aqueous solution Substances 0.000 claims abstract description 33
- 150000003863 ammonium salts Chemical class 0.000 claims abstract description 26
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 12
- 239000012982 microporous membrane Substances 0.000 claims abstract description 9
- 238000004064 recycling Methods 0.000 claims abstract description 6
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 77
- 239000004202 carbamide Substances 0.000 claims description 77
- 239000012528 membrane Substances 0.000 claims description 58
- 238000003786 synthesis reaction Methods 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 27
- 238000010926 purge Methods 0.000 claims description 19
- 239000007853 buffer solution Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 14
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 9
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 8
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000010936 aqueous wash Methods 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 5
- 238000005469 granulation Methods 0.000 claims description 5
- 230000003179 granulation Effects 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 5
- -1 alkyl phosphonic acids Chemical class 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- 238000002386 leaching Methods 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 235000006408 oxalic acid Nutrition 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 150000007513 acids Chemical class 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
- 239000007789 gas Substances 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 239000011148 porous material Substances 0.000 description 10
- 230000008901 benefit Effects 0.000 description 9
- 239000012530 fluid Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 5
- 239000007791 liquid phase Substances 0.000 description 5
- 239000012071 phase Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000009736 wetting Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-M dihydrogenphosphate Chemical compound OP(O)([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-M 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- 238000005201 scrubbing Methods 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-L Phosphate ion(2-) Chemical compound OP([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-L 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 230000003113 alkalizing effect Effects 0.000 description 3
- 239000000908 ammonium hydroxide Substances 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000004254 Ammonium phosphate Substances 0.000 description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 2
- 235000019289 ammonium phosphates Nutrition 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000012510 hollow fiber Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 101100283604 Caenorhabditis elegans pigk-1 gene Proteins 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 229920001600 hydrophobic polymer Polymers 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 229940085991 phosphate ion Drugs 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000005297 pyrex Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1425—Regeneration of liquid absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
- B01D61/364—Membrane distillation
- B01D61/3641—Membrane distillation comprising multiple membrane distillation steps
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/12—Separation of ammonia from gases and vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/406—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/38—Hydrophobic membranes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI20090025 | 2009-01-13 | ||
| PCT/EP2010/000189 WO2010081707A1 (en) | 2009-01-13 | 2010-01-11 | Process for the recovery of ammonia from a gaseous stream |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EA201190103A1 EA201190103A1 (ru) | 2012-01-30 |
| EA022614B1 true EA022614B1 (ru) | 2016-02-29 |
Family
ID=41319600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA201190103A EA022614B1 (ru) | 2009-01-13 | 2010-01-11 | Способ извлечения аммиака из газообразного потока |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US8758485B2 (https=) |
| EP (1) | EP2382030B1 (https=) |
| JP (1) | JP5702304B2 (https=) |
| CN (1) | CN102333578B (https=) |
| AR (1) | AR075014A1 (https=) |
| AU (1) | AU2010205840B2 (https=) |
| BR (1) | BRPI1006872B1 (https=) |
| CA (1) | CA2749297C (https=) |
| CU (1) | CU23903B1 (https=) |
| EA (1) | EA022614B1 (https=) |
| EG (1) | EG26704A (https=) |
| ES (1) | ES2623609T3 (https=) |
| GE (1) | GEP20156210B (https=) |
| MX (1) | MX2011007502A (https=) |
| MY (1) | MY156258A (https=) |
| PE (1) | PE20120608A1 (https=) |
| PL (1) | PL2382030T3 (https=) |
| TW (1) | TW201032887A (https=) |
| WO (1) | WO2010081707A1 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2773193C2 (ru) * | 2017-02-27 | 2022-05-31 | Касале Са | Способ и система, предназначенные для поглощения аммиака из продувочного газа, образующегося в установке для получения мочевины |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1395127B1 (it) | 2009-07-30 | 2012-09-05 | Saipem Spa | Procedimento per il recupero di ammoniaca da una corrente gassosa |
| IT1395383B1 (it) * | 2009-09-09 | 2012-09-14 | Saipem Spa | Metodo di separazione di ammoniaca e diossido di carbonio da soluzioni acquose |
| CN102989319A (zh) * | 2011-09-16 | 2013-03-27 | 中国科学院生态环境研究中心 | 一种微波强化膜蒸馏过程的装置及方法 |
| EP2662349A1 (en) | 2012-05-08 | 2013-11-13 | Uhde Fertilizer Technology B.V. | Urea granulation process with scrubbing system |
| EP2708277A1 (en) * | 2012-09-13 | 2014-03-19 | Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO | Compact membrane gas desorption |
| RU2675578C2 (ru) * | 2014-03-10 | 2018-12-19 | САИПЕМ С.п.А. | Система регенерации и способ обработки потока газа из секции отверждения установки по производству мочевины |
| EP3200901A4 (en) * | 2014-10-03 | 2018-05-23 | William Marsh Rice University | Use of surface modified porous membranes for fluid distillation |
| KR101735529B1 (ko) * | 2016-02-24 | 2017-05-16 | 한국산업기술시험원 | 습식 스크러버 세정수 재생장치 |
| KR101896482B1 (ko) * | 2017-05-16 | 2018-09-10 | 한국과학기술연구원 | 막증류 처리수의 암모니아 제거장치 |
| CN109260902B (zh) * | 2018-10-17 | 2021-03-19 | 浙江天采云集科技股份有限公司 | Led-mocvd制程尾气膜与吸附耦合提氨再利用的方法 |
| HUE065608T2 (hu) * | 2019-06-26 | 2024-06-28 | Syensqo Sa | Eljárás a bisz(fluorszulfonil)-imid alkálisóinak elõállítására |
| BE1027662B1 (de) * | 2019-10-11 | 2021-05-10 | Thyssenkrupp Ind Solutions Ag | Abgaswäscher mit Energieintegration |
| EP4041436A1 (de) * | 2019-10-11 | 2022-08-17 | thyssenkrupp Industrial Solutions AG | Abgaswäscher mit energieintegration |
| DE102019216931A1 (de) * | 2019-11-04 | 2021-05-06 | Thyssenkrupp Ag | Verfahren und Anlage zur Herstellung von Harnstoffgranulat |
| FR3106284B1 (fr) * | 2020-01-22 | 2022-09-30 | Centralesupelec | Procédé de purification d’un gaz par absorption gaz-liquide |
| NL2029462B1 (en) * | 2020-10-19 | 2022-06-08 | Lenntech B V | Process for acid washing of a gas comprising ammonia |
| KR102325892B1 (ko) * | 2021-03-03 | 2021-11-12 | 한수테크니칼서비스(주) | 암모니아를 포함하는 폐수의 처리 방법 |
| CN113230837A (zh) * | 2021-06-01 | 2021-08-10 | 江苏鸣翔化工有限公司 | 一种二苯胺生产的氨气回收装置及其回收方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4507129A (en) * | 1982-01-07 | 1985-03-26 | Norsk Hydro A.S. | Method of cleaning dust-containing gas mixtures from a urea plant |
| DE3631251A1 (de) * | 1986-09-13 | 1988-03-24 | Still Carl Gmbh Co Kg | Verfahren zur auswaschung von schwefelwasserstoff und ammoniak aus gasen |
| EP0514902A1 (en) * | 1991-05-22 | 1992-11-25 | ENICHEM AGRICOLTURA S.p.A. | Process for scrubbing by means of a liquid the ammonia contained in a vent |
| US20020014154A1 (en) * | 1996-09-27 | 2002-02-07 | Richard Witzko | Separation of gaseous components from a gas stream with a liquid absorbent |
| EP1695755A1 (en) * | 2005-02-28 | 2006-08-30 | DSM IP Assets B.V. | Process and system for the removal of ammonia from an ammonia containing gas stream |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL106294C (https=) * | 1957-11-21 | |||
| US3024090A (en) | 1960-04-01 | 1962-03-06 | United States Steel Corp | Method of recovering ammonia from coke-oven gases |
| JPS5375168A (en) | 1976-12-16 | 1978-07-04 | Asahi Chem Ind Co Ltd | Recovering method of ammonia |
| US4424072A (en) | 1982-07-01 | 1984-01-03 | Lerner Bernard J | Prilling |
| GB8410517D0 (en) * | 1984-04-25 | 1984-05-31 | Ici Plc | Ammonia synthesis |
| US5223238A (en) * | 1992-01-16 | 1993-06-29 | The M. W. Kellogg Company | Method for treating ammonia and urea condensates |
| JPH0733253B2 (ja) * | 1993-02-09 | 1995-04-12 | 東洋エンジニアリング株式会社 | アンモニア及びメタノールの併産方法 |
| NL9401233A (nl) * | 1994-03-25 | 1995-11-01 | Tno | Werkwijze voor membraangasabsorptie. |
| DE19704508A1 (de) * | 1996-09-27 | 1998-08-13 | Gore W L & Ass Gmbh | Gasabsorption mit Membrankontaktoren |
| JP2000001466A (ja) * | 1998-06-12 | 2000-01-07 | Toyo Eng Corp | 排ガス中の尿素ダスト及びアンモニアの回収・利用方法 |
| JP2000159519A (ja) * | 1998-11-25 | 2000-06-13 | Chiyoda Corp | アンモニア・尿素製造プラントおよび製造方法 |
| JP4975205B2 (ja) * | 2000-04-28 | 2012-07-11 | 日揮株式会社 | ガス状混合物からのアンモニア回収方法 |
| MXPA01005155A (es) * | 2000-05-23 | 2003-08-20 | Rohm & Haas | Proceso para la recuperacion y el reciclaje de amoniaco proveniente de una corriente efluente de reactor. |
| DE60311689T2 (de) * | 2002-03-16 | 2007-06-14 | Haldor Topsoe A/S | Wiedergewinnung von Ammoniak aus einem Ablassgasstrom |
| ITMI20072206A1 (it) * | 2007-11-21 | 2009-05-22 | Snam Progetti | Metodo per il recupero di ammoniaca da una corrente gassosa in un processo di sintesi di urea |
| EP2386346A1 (en) * | 2010-05-11 | 2011-11-16 | Stamicarbon B.V. | Process for the reduction of ammonia emissions in a urea manufacturing process |
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2009
- 2009-12-31 TW TW098146472A patent/TW201032887A/zh unknown
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- 2010-01-11 GE GEAP201012328A patent/GEP20156210B/en unknown
- 2010-01-11 JP JP2011544851A patent/JP5702304B2/ja not_active Expired - Fee Related
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- 2010-01-11 WO PCT/EP2010/000189 patent/WO2010081707A1/en not_active Ceased
- 2010-01-11 CA CA2749297A patent/CA2749297C/en active Active
- 2010-01-11 EP EP10702022.4A patent/EP2382030B1/en active Active
- 2010-01-11 MY MYPI2011003256A patent/MY156258A/en unknown
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- 2010-01-11 PE PE2011001344A patent/PE20120608A1/es active IP Right Grant
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- 2010-01-11 ES ES10702022.4T patent/ES2623609T3/es active Active
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- 2010-01-12 AR ARP100100067A patent/AR075014A1/es active IP Right Grant
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2011
- 2011-07-12 EG EG2011071181A patent/EG26704A/en active
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4507129A (en) * | 1982-01-07 | 1985-03-26 | Norsk Hydro A.S. | Method of cleaning dust-containing gas mixtures from a urea plant |
| DE3631251A1 (de) * | 1986-09-13 | 1988-03-24 | Still Carl Gmbh Co Kg | Verfahren zur auswaschung von schwefelwasserstoff und ammoniak aus gasen |
| EP0514902A1 (en) * | 1991-05-22 | 1992-11-25 | ENICHEM AGRICOLTURA S.p.A. | Process for scrubbing by means of a liquid the ammonia contained in a vent |
| US20020014154A1 (en) * | 1996-09-27 | 2002-02-07 | Richard Witzko | Separation of gaseous components from a gas stream with a liquid absorbent |
| EP1695755A1 (en) * | 2005-02-28 | 2006-08-30 | DSM IP Assets B.V. | Process and system for the removal of ammonia from an ammonia containing gas stream |
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| "Ammonia recovery from gas - by contacting with a soln. of organic acid and heat the soln. to desorb the ammonia" DERWENT, 4 July 1978 (1978-07-04), XP002235461 abstract * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2773193C2 (ru) * | 2017-02-27 | 2022-05-31 | Касале Са | Способ и система, предназначенные для поглощения аммиака из продувочного газа, образующегося в установке для получения мочевины |
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI1006872B1 (pt) | 2020-03-10 |
| CA2749297C (en) | 2017-06-13 |
| ES2623609T3 (es) | 2017-07-11 |
| JP5702304B2 (ja) | 2015-04-15 |
| PL2382030T3 (pl) | 2017-10-31 |
| EP2382030B1 (en) | 2017-03-22 |
| CU20110150A7 (es) | 2012-06-21 |
| MY156258A (en) | 2016-01-29 |
| CU23903B1 (es) | 2013-06-28 |
| US8758485B2 (en) | 2014-06-24 |
| WO2010081707A1 (en) | 2010-07-22 |
| EA201190103A1 (ru) | 2012-01-30 |
| US20120039787A1 (en) | 2012-02-16 |
| AU2010205840A1 (en) | 2011-08-18 |
| TW201032887A (en) | 2010-09-16 |
| CN102333578A (zh) | 2012-01-25 |
| EP2382030A1 (en) | 2011-11-02 |
| AR075014A1 (es) | 2011-03-02 |
| CA2749297A1 (en) | 2010-07-22 |
| JP2012515131A (ja) | 2012-07-05 |
| AU2010205840B2 (en) | 2014-10-16 |
| BRPI1006872A2 (pt) | 2016-03-15 |
| GEP20156210B (en) | 2015-01-12 |
| PE20120608A1 (es) | 2012-05-23 |
| MX2011007502A (es) | 2011-10-24 |
| CN102333578B (zh) | 2015-07-22 |
| EG26704A (en) | 2014-06-12 |
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