FR2499426A1 - Procede et dispositif pour la recuperation d'amines a partir d'air d'evacuation contenant des amines - Google Patents
Procede et dispositif pour la recuperation d'amines a partir d'air d'evacuation contenant des amines Download PDFInfo
- Publication number
- FR2499426A1 FR2499426A1 FR8201875A FR8201875A FR2499426A1 FR 2499426 A1 FR2499426 A1 FR 2499426A1 FR 8201875 A FR8201875 A FR 8201875A FR 8201875 A FR8201875 A FR 8201875A FR 2499426 A1 FR2499426 A1 FR 2499426A1
- Authority
- FR
- France
- Prior art keywords
- amines
- stage
- calcium
- solution
- ammonium phosphate
- 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.)
- Pending
Links
- 150000001412 amines Chemical class 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000011084 recovery Methods 0.000 title description 5
- 239000004254 Ammonium phosphate Substances 0.000 claims abstract description 14
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims abstract description 14
- 235000019289 ammonium phosphates Nutrition 0.000 claims abstract description 14
- 239000001506 calcium phosphate Substances 0.000 claims abstract description 14
- 229910000389 calcium phosphate Inorganic materials 0.000 claims abstract description 14
- 235000011010 calcium phosphates Nutrition 0.000 claims abstract description 14
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims abstract description 14
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims abstract description 14
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 7
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000005406 washing Methods 0.000 claims description 13
- 239000000725 suspension Substances 0.000 claims description 10
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 8
- 239000000292 calcium oxide Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000004821 distillation Methods 0.000 claims description 5
- 239000003507 refrigerant Substances 0.000 claims description 5
- 208000005156 Dehydration Diseases 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 4
- 230000018044 dehydration Effects 0.000 claims description 4
- 238000006297 dehydration reaction Methods 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 4
- 239000012065 filter cake Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000010908 decantation Methods 0.000 claims description 2
- 230000008030 elimination Effects 0.000 claims description 2
- 238000003379 elimination reaction Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 238000000227 grinding Methods 0.000 claims 1
- 239000008188 pellet Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000007873 sieving Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 description 20
- 239000002808 molecular sieve Substances 0.000 description 9
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 9
- 239000002994 raw material Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000003337 fertilizer Substances 0.000 description 4
- 235000012255 calcium oxide Nutrition 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004887 air purification Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000029219 regulation of pH Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010414 supernatant solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003911 water pollution 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
-
- 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
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Fertilizers (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813104343 DE3104343A1 (de) | 1981-02-07 | 1981-02-07 | Verfahren und vorrichtung zur rueckgewinnung von aminen aus aminhaltiger abluft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2499426A1 true FR2499426A1 (fr) | 1982-08-13 |
Family
ID=6124297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8201875A Pending FR2499426A1 (fr) | 1981-02-07 | 1982-02-05 | Procede et dispositif pour la recuperation d'amines a partir d'air d'evacuation contenant des amines |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS57135030A (it) |
| DE (1) | DE3104343A1 (it) |
| FR (1) | FR2499426A1 (it) |
| GB (1) | GB2092583A (it) |
| IT (1) | IT1151955B (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6021147A (ja) * | 1983-07-15 | 1985-02-02 | Sintokogio Ltd | ガス硬化式鋳型造型装置 |
| DE3736775C1 (de) * | 1987-10-30 | 1988-04-28 | Daimler Benz Ag | Verfahren zum Haerten von Sandformkoerpern |
| IT1247082B (it) * | 1991-05-10 | 1994-12-12 | Ecochimica System Srl | Metodo per l'abbattimento di ammine volatili mediante lavaggio acido in scrubber senza produrre acidi esausti di rifiuto |
| DE4416571C1 (de) * | 1994-05-11 | 1995-12-07 | Eberhard Dr Giebeler | Verfahren und Vorrichtung zur Rückgewinnung von Aminen aus Aminwaschlösungen und Verwendung spezieller verfahrensmäßig erhaltbarer Rückstände bei der Herstellung von Zement oder als Düngemittelkomponente |
| JP4739965B2 (ja) * | 2006-01-20 | 2011-08-03 | パナソニック電工株式会社 | 防水スイッチ |
| DE102020003820A1 (de) | 2020-06-25 | 2021-12-30 | Daimler Ag | Verfahren zum Rückgewinnen von Amin |
| CN114534423A (zh) * | 2020-11-26 | 2022-05-27 | 河南晋开化工投资控股集团有限责任公司 | 复合肥尾气洗涤系统及循环工艺 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2849288A (en) * | 1954-09-27 | 1958-08-26 | Monsanto Chemicals | Recovery of ammonia and pyridine |
| US3186795A (en) * | 1961-10-31 | 1965-06-01 | United States Steel Corp | Method of recovering ammonia |
| BE846603A (fr) * | 1974-11-29 | 1977-01-17 | Procede d'absorption de l'amoniac dans des solutions ou suspensions d'acides | |
| DE2238805B2 (de) * | 1971-08-18 | 1980-06-12 | Koppers Co., Inc., Pittsburgh, Pa. (V.St.A.) | Verfahren zur Entfernung von Ammoniak aus Koksofengas |
-
1981
- 1981-02-07 DE DE19813104343 patent/DE3104343A1/de not_active Ceased
- 1981-05-20 JP JP56075076A patent/JPS57135030A/ja active Pending
-
1982
- 1982-02-04 GB GB8203231A patent/GB2092583A/en not_active Withdrawn
- 1982-02-05 FR FR8201875A patent/FR2499426A1/fr active Pending
- 1982-02-05 IT IT19485/82A patent/IT1151955B/it active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2849288A (en) * | 1954-09-27 | 1958-08-26 | Monsanto Chemicals | Recovery of ammonia and pyridine |
| US3186795A (en) * | 1961-10-31 | 1965-06-01 | United States Steel Corp | Method of recovering ammonia |
| DE2238805B2 (de) * | 1971-08-18 | 1980-06-12 | Koppers Co., Inc., Pittsburgh, Pa. (V.St.A.) | Verfahren zur Entfernung von Ammoniak aus Koksofengas |
| BE846603A (fr) * | 1974-11-29 | 1977-01-17 | Procede d'absorption de l'amoniac dans des solutions ou suspensions d'acides |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1151955B (it) | 1986-12-24 |
| IT8219485A0 (it) | 1982-02-05 |
| GB2092583A (en) | 1982-08-18 |
| DE3104343A1 (de) | 1982-09-16 |
| JPS57135030A (en) | 1982-08-20 |
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