FR2461682A1 - Separation de l'ammoniac des gaz en contenant - Google Patents
Separation de l'ammoniac des gaz en contenant Download PDFInfo
- Publication number
- FR2461682A1 FR2461682A1 FR8015589A FR8015589A FR2461682A1 FR 2461682 A1 FR2461682 A1 FR 2461682A1 FR 8015589 A FR8015589 A FR 8015589A FR 8015589 A FR8015589 A FR 8015589A FR 2461682 A1 FR2461682 A1 FR 2461682A1
- Authority
- FR
- France
- Prior art keywords
- ammonia
- mixture
- salts
- anions
- acid
- 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.)
- Granted
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 50
- 238000000926 separation method Methods 0.000 title abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 22
- 150000001450 anions Chemical class 0.000 claims abstract description 19
- 239000002253 acid Substances 0.000 claims abstract description 17
- 150000001768 cations Chemical class 0.000 claims abstract description 11
- 239000007864 aqueous solution Substances 0.000 claims abstract description 8
- 150000007513 acids Chemical class 0.000 claims abstract description 7
- 239000008246 gaseous mixture Substances 0.000 claims abstract description 6
- 150000003839 salts Chemical class 0.000 claims description 42
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 18
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 11
- -1 alkali metal salts Chemical class 0.000 claims description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- 239000001569 carbon dioxide Substances 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 4
- 239000004327 boric acid Substances 0.000 claims description 4
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims description 2
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- FXADMRZICBQPQY-UHFFFAOYSA-N orthotelluric acid Chemical compound O[Te](O)(O)(O)(O)O FXADMRZICBQPQY-UHFFFAOYSA-N 0.000 claims 1
- 159000000001 potassium salts Chemical class 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 7
- 230000003197 catalytic effect Effects 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 229930195733 hydrocarbon Natural products 0.000 abstract description 2
- 150000002739 metals Chemical class 0.000 abstract description 2
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 20
- 229910001868 water Inorganic materials 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000010521 absorption reaction Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000012047 saturated solution Substances 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 235000010338 boric acid Nutrition 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 235000011007 phosphoric acid Nutrition 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 101100283604 Caenorhabditis elegans pigk-1 gene Proteins 0.000 description 2
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 description 2
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 2
- NPYPAHLBTDXSSS-UHFFFAOYSA-N Potassium ion Chemical compound [K+] NPYPAHLBTDXSSS-UHFFFAOYSA-N 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- 229940085991 phosphate ion Drugs 0.000 description 2
- 229910001414 potassium ion Inorganic materials 0.000 description 2
- 239000011833 salt mixture Substances 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- DJHGAFSJWGLOIV-UHFFFAOYSA-N Arsenic acid Chemical class O[As](O)(O)=O DJHGAFSJWGLOIV-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- GFUNJPVQPFTUMM-UHFFFAOYSA-L P(=O)([O-])([O-])[O-].[NH4+].[K+].[Na+] Chemical compound P(=O)([O-])([O-])[O-].[NH4+].[K+].[Na+] GFUNJPVQPFTUMM-UHFFFAOYSA-L 0.000 description 1
- KYAXVUURGCWDJW-UHFFFAOYSA-N [K].P(=O)(O)(O)[O-].[NH4+] Chemical compound [K].P(=O)(O)(O)[O-].[NH4+] KYAXVUURGCWDJW-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- BHXFKXOIODIUJO-UHFFFAOYSA-N benzene-1,4-dicarbonitrile Chemical compound N#CC1=CC=C(C#N)C=C1 BHXFKXOIODIUJO-UHFFFAOYSA-N 0.000 description 1
- 125000005619 boric acid group Chemical class 0.000 description 1
- 150000001642 boronic acid derivatives Chemical class 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000019799 monosodium phosphate Nutrition 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 1
- 229910000404 tripotassium phosphate Inorganic materials 0.000 description 1
- 235000019798 tripotassium phosphate Nutrition 0.000 description 1
- WQEVDHBJGNOKKO-UHFFFAOYSA-K vanadic acid Chemical compound O[V](O)(O)=O WQEVDHBJGNOKKO-UHFFFAOYSA-K 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/058,695 US4287162A (en) | 1979-07-18 | 1979-07-18 | Separation of ammonia from ammonia containing gases |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2461682A1 true FR2461682A1 (fr) | 1981-02-06 |
| FR2461682B1 FR2461682B1 (ref) | 1983-11-25 |
Family
ID=22018358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8015589A Granted FR2461682A1 (fr) | 1979-07-18 | 1980-07-15 | Separation de l'ammoniac des gaz en contenant |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4287162A (ref) |
| JP (1) | JPS5659621A (ref) |
| BE (1) | BE884358A (ref) |
| CA (1) | CA1154934A (ref) |
| DE (1) | DE3027330A1 (ref) |
| FR (1) | FR2461682A1 (ref) |
| GB (1) | GB2053180B (ref) |
| IT (1) | IT1131903B (ref) |
| NL (1) | NL8003958A (ref) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2237016C2 (ru) * | 1997-06-18 | 2004-09-27 | Дзе Стандарт Ойл Компани | Способ извлечения непрореагировавшего аммиака из вытекающего из реактора потока |
| US10239016B2 (en) | 2016-12-07 | 2019-03-26 | Nuorganics LLC | Systems and methods for nitrogen recovery from a gas stream |
| US10513466B2 (en) | 2017-01-16 | 2019-12-24 | Nuorganics LLC | System and method for recovering nitrogenous compounds from a gas stream |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4906447A (en) * | 1988-02-12 | 1990-03-06 | Schwarzenbek Eugene F | Synthetic ammonia process |
| US5244645A (en) * | 1991-10-01 | 1993-09-14 | Shell Oil Company | Process for removing NH3 from a liquid stream |
| DE4217921A1 (de) * | 1992-05-30 | 1993-12-02 | Huels Chemische Werke Ag | Verfahren zur Rückgewinnung von Ammoniak und organischen Verbindungen aus mit organischen Stoffen, Kohlendioxid und Ammoniak beladenen Abgasen |
| US5496778A (en) * | 1994-01-07 | 1996-03-05 | Startec Ventures, Inc. | Point-of-use ammonia purification for electronic component manufacture |
| TW382005B (en) * | 1996-04-30 | 2000-02-11 | Standard Oil Co Ohio | Process for recovery and recycle of ammonia from an acrylonitrile reactor refluent stream using an ammonium phosphate quench system |
| KR100644119B1 (ko) * | 1997-06-20 | 2007-05-14 | 더 스탠다드 오일 캄파니 | 암모늄포스페이트켄치시스템에의한아크릴로니트릴반응기유출액흐름으로부터암모니아의회수및재순환방법 |
| 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. |
| ZA200202509B (en) * | 2001-04-06 | 2002-10-24 | Rohm & Haas | Improved process for ammonia recovery. |
| US6872296B2 (en) * | 2002-07-30 | 2005-03-29 | INVISTA North America S.à.r.l. | Method for removing ammonia from a gas comprising hydrogen cyanide, ammonia and water |
| US7371313B2 (en) * | 2004-05-18 | 2008-05-13 | Matheson Tri-Gas, Inc. | On-site generation, purification, and distribution of ultra-pure anhydrous ammonia |
| KR20070038559A (ko) * | 2004-07-22 | 2007-04-10 | 이네오스 유에스에이 엘엘씨 | 증기 스트림으로부터 암모니아를 회수 및 재생하기 위한개량된 공정 |
| CN1294330C (zh) * | 2004-11-07 | 2007-01-10 | 王斌 | 一种带有水气幕墙的节水马桶 |
| US8968515B2 (en) * | 2006-05-01 | 2015-03-03 | Board Of Trustees Of Michigan State University | Methods for pretreating biomass |
| US10457810B2 (en) | 2009-08-24 | 2019-10-29 | Board Of Trustees Of Michigan State University | Densified biomass products containing pretreated biomass fibers |
| AU2010289797B2 (en) | 2009-08-24 | 2014-02-27 | Board Of Trustees Of Michigan State University | Pretreated densified biomass products |
| US8945245B2 (en) | 2009-08-24 | 2015-02-03 | The Michigan Biotechnology Institute | Methods of hydrolyzing pretreated densified biomass particulates and systems related thereto |
| CN102939388B (zh) | 2010-04-19 | 2016-08-03 | 密歇根州立大学董事会 | 可消化木质纤维素生物质和提取物及其制备方法 |
| US9102964B2 (en) | 2012-04-27 | 2015-08-11 | The Michigan Biotechnology Institute | Process for treating biomass |
| US9175323B2 (en) | 2012-04-27 | 2015-11-03 | The Michigan Biotechnology Institute | Process for treating biomass |
| WO2017065925A1 (en) * | 2015-10-16 | 2017-04-20 | Sabic Global Technologies B.V. | Liquid-phase absorption process for the recovery of ammonia from a mixed gas stream |
| CN112221333A (zh) * | 2020-09-25 | 2021-01-15 | 山东圣大环保工程有限公司 | 一种含氨废气吸收净化回收装置 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1128443A (fr) * | 1954-03-23 | 1957-01-04 | Chemical Construction Corp | Perfectionnements relatifs au procédé de séparation de l'ammoniac |
| US3386804A (en) * | 1965-09-02 | 1968-06-04 | Degussa | Process for separating ammonia from nitriles |
| FR2235878A1 (ref) * | 1973-07-02 | 1975-01-31 | Uss Eng & Consult | |
| US4080423A (en) * | 1974-04-17 | 1978-03-21 | Massachusetts Institute Of Technology | Gas absorption |
| JPS5375168A (en) * | 1976-12-16 | 1978-07-04 | Asahi Chem Ind Co Ltd | Recovering method of ammonia |
| JPS5429899A (en) * | 1977-08-10 | 1979-03-06 | Asahi Chem Ind Co Ltd | Ammonia recovering method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1559980A (en) * | 1919-01-10 | 1925-11-03 | Yablick | Purification of air containing ammonia |
| US3097065A (en) * | 1957-05-17 | 1963-07-09 | Koppers Co Inc | Process for recovery of ammonia from coke oven gas as ammonium chloride and ammonium sulfate |
-
1979
- 1979-07-18 US US06/058,695 patent/US4287162A/en not_active Expired - Lifetime
-
1980
- 1980-07-03 IT IT23225/80A patent/IT1131903B/it active
- 1980-07-08 GB GB8022372A patent/GB2053180B/en not_active Expired
- 1980-07-09 NL NL8003958A patent/NL8003958A/nl not_active Application Discontinuation
- 1980-07-10 CA CA000355894A patent/CA1154934A/en not_active Expired
- 1980-07-15 JP JP9577080A patent/JPS5659621A/ja active Pending
- 1980-07-15 FR FR8015589A patent/FR2461682A1/fr active Granted
- 1980-07-17 BE BE0/201441A patent/BE884358A/fr not_active IP Right Cessation
- 1980-07-18 DE DE19803027330 patent/DE3027330A1/de not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1128443A (fr) * | 1954-03-23 | 1957-01-04 | Chemical Construction Corp | Perfectionnements relatifs au procédé de séparation de l'ammoniac |
| US3386804A (en) * | 1965-09-02 | 1968-06-04 | Degussa | Process for separating ammonia from nitriles |
| FR2235878A1 (ref) * | 1973-07-02 | 1975-01-31 | Uss Eng & Consult | |
| US4080423A (en) * | 1974-04-17 | 1978-03-21 | Massachusetts Institute Of Technology | Gas absorption |
| JPS5375168A (en) * | 1976-12-16 | 1978-07-04 | Asahi Chem Ind Co Ltd | Recovering method of ammonia |
| JPS5429899A (en) * | 1977-08-10 | 1979-03-06 | Asahi Chem Ind Co Ltd | Ammonia recovering method |
Non-Patent Citations (2)
| Title |
|---|
| ABJP/78 * |
| ABJP/79 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2237016C2 (ru) * | 1997-06-18 | 2004-09-27 | Дзе Стандарт Ойл Компани | Способ извлечения непрореагировавшего аммиака из вытекающего из реактора потока |
| US10239016B2 (en) | 2016-12-07 | 2019-03-26 | Nuorganics LLC | Systems and methods for nitrogen recovery from a gas stream |
| US10513466B2 (en) | 2017-01-16 | 2019-12-24 | Nuorganics LLC | System and method for recovering nitrogenous compounds from a gas stream |
| US10934223B2 (en) | 2017-01-16 | 2021-03-02 | Nuorganics LLC | System and method for recovering nitrogenous compounds from a gas stream |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2053180B (en) | 1983-03-09 |
| CA1154934A (en) | 1983-10-11 |
| GB2053180A (en) | 1981-02-04 |
| FR2461682B1 (ref) | 1983-11-25 |
| IT8023225A0 (it) | 1980-07-03 |
| JPS5659621A (en) | 1981-05-23 |
| DE3027330A1 (de) | 1981-02-05 |
| IT1131903B (it) | 1986-06-25 |
| BE884358A (fr) | 1981-01-19 |
| NL8003958A (nl) | 1981-01-20 |
| US4287162A (en) | 1981-09-01 |
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