DE2717779C3 - Verfahren zur Rückgewinnung und Regenerierung von wasserlöslichen, sauerstoffhaltigen organischen Lösungsmitteln bei der Lösungsmittelextraktion von Aromaten - Google Patents
Verfahren zur Rückgewinnung und Regenerierung von wasserlöslichen, sauerstoffhaltigen organischen Lösungsmitteln bei der Lösungsmittelextraktion von AromatenInfo
- Publication number
- DE2717779C3 DE2717779C3 DE2717779A DE2717779A DE2717779C3 DE 2717779 C3 DE2717779 C3 DE 2717779C3 DE 2717779 A DE2717779 A DE 2717779A DE 2717779 A DE2717779 A DE 2717779A DE 2717779 C3 DE2717779 C3 DE 2717779C3
- Authority
- DE
- Germany
- Prior art keywords
- solvent
- column
- water
- stripping
- aromatic
- 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
- 238000011084 recovery Methods 0.000 title claims description 46
- 238000000034 method Methods 0.000 title claims description 21
- 238000000638 solvent extraction Methods 0.000 title claims description 14
- 239000003960 organic solvent Substances 0.000 title claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 8
- 229910052760 oxygen Inorganic materials 0.000 title claims description 8
- 239000001301 oxygen Substances 0.000 title claims description 8
- 230000008929 regeneration Effects 0.000 title claims description 5
- 238000011069 regeneration method Methods 0.000 title claims description 5
- 239000002904 solvent Substances 0.000 claims description 110
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 63
- 125000003118 aryl group Chemical group 0.000 claims description 33
- 239000000203 mixture Substances 0.000 claims description 16
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 description 19
- 150000002430 hydrocarbons Chemical class 0.000 description 19
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 17
- 238000000605 extraction Methods 0.000 description 17
- 239000012071 phase Substances 0.000 description 16
- 238000005406 washing Methods 0.000 description 11
- 239000004215 Carbon black (E152) Substances 0.000 description 10
- 239000012141 concentrate Substances 0.000 description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 6
- -1 aromatics Chemical class 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 238000000895 extractive distillation Methods 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 150000002334 glycols Chemical class 0.000 description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 125000006413 ring segment Chemical group 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000018199 S phase Effects 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- UWHCKJMYHZGTIT-UHFFFAOYSA-N Tetraethylene glycol, Natural products OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001833 catalytic reforming Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- KAKZBPTYRLMSJV-UHFFFAOYSA-N vinyl-ethylene Natural products C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
- C10G21/28—Recovery of used solvent
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/679,274 US4048062A (en) | 1976-04-22 | 1976-04-22 | Aromatic extraction with solvent recovery and regeneration |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2717779A1 DE2717779A1 (de) | 1977-11-17 |
| DE2717779B2 DE2717779B2 (de) | 1979-10-31 |
| DE2717779C3 true DE2717779C3 (de) | 1980-07-17 |
Family
ID=24726258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2717779A Expired DE2717779C3 (de) | 1976-04-22 | 1977-04-21 | Verfahren zur Rückgewinnung und Regenerierung von wasserlöslichen, sauerstoffhaltigen organischen Lösungsmitteln bei der Lösungsmittelextraktion von Aromaten |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4048062A (en:Method) |
| JP (1) | JPS5914514B2 (en:Method) |
| CA (1) | CA1094497A (en:Method) |
| DE (1) | DE2717779C3 (en:Method) |
| ES (1) | ES458066A1 (en:Method) |
| FR (1) | FR2348902A1 (en:Method) |
| GB (1) | GB1582146A (en:Method) |
| IT (1) | IT1075466B (en:Method) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2548912B1 (fr) * | 1983-07-13 | 1985-12-13 | Moreno Gilbert | Appareil de musculation destine notamment aux alpinistes |
| US5008004A (en) * | 1988-10-03 | 1991-04-16 | Uop | Aromatics extraction process having improved water stripper |
| DE4101848A1 (de) * | 1991-01-23 | 1992-07-30 | Krupp Koppers Gmbh | Verfahren zur abtrennung von aromaten aus kohlenwasserstoffgemischen beliebigen aromatengehaltes |
| WO2009120181A1 (en) | 2008-03-25 | 2009-10-01 | Cpc Corporation, Taiwan | Improved extractive distillation processes using water-soluble extractive solvents |
| ES2677324T3 (es) | 2008-04-10 | 2018-08-01 | Cpc Corporation, Taiwan | Proceso novedoso eficiente en energía y de rendimiento mejorado para la recuperación de aromáticos |
| US8246815B2 (en) | 2010-08-10 | 2012-08-21 | Amt International Inc. | Methods for regeneration of solvents for extractive processes |
| WO2012135111A2 (en) * | 2011-03-31 | 2012-10-04 | Uop Llc | Aromatics recovery by extractive distillation |
| US8552247B2 (en) | 2011-03-31 | 2013-10-08 | Uop Llc | Aromatics recovery by extractive distillation |
| US9126126B2 (en) | 2011-06-28 | 2015-09-08 | Uop Llc | Aromatics-recovery process |
| US8747622B2 (en) | 2011-06-28 | 2014-06-10 | Uop Llc | Aromatics-recovery process |
| WO2013003011A2 (en) * | 2011-06-28 | 2013-01-03 | Uop Llc | Improved aromatics-recovery process |
| US9440947B2 (en) | 2012-02-26 | 2016-09-13 | Amt International, Inc. | Regeneration of selective solvents for extractive processes |
| US9005405B2 (en) | 2012-03-01 | 2015-04-14 | Cpc Corporation, Taiwan | Extractive distillation process for benzene recovery |
| US8680358B1 (en) | 2013-02-27 | 2014-03-25 | Amt International, Inc. | Methods for removing heavy hydrocarbons from extractive solvents |
| CN103419293B (zh) * | 2013-08-05 | 2016-04-27 | 怡维怡橡胶研究院有限公司 | 橡胶母炼胶的连续式制造方法及该方法制备的橡胶母炼胶 |
| CN109745724B (zh) * | 2019-01-24 | 2021-04-23 | 山东伯仲真空科技股份有限公司 | Mvr精馏提馏复合装置及其工艺方法 |
| JP7544741B2 (ja) * | 2019-04-18 | 2024-09-03 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | 脂肪族炭化水素の回収 |
| CN112495049A (zh) * | 2020-12-28 | 2021-03-16 | 大连福佳·大化石油化工有限公司 | 补湿溶剂过滤系统 |
| CN113862023A (zh) * | 2021-09-06 | 2021-12-31 | 国家能源集团宁夏煤业有限责任公司 | 费托油脱除含氧化合物的方法和装置 |
| CN120001063B (zh) * | 2023-11-15 | 2025-11-28 | 中国石油化工股份有限公司 | 回收水洗甲苯的装置及其方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3466346A (en) * | 1967-05-29 | 1969-09-09 | Universal Oil Prod Co | Method for aromatic hydrocarbon recovery |
| US3466345A (en) * | 1967-05-29 | 1969-09-09 | Universal Oil Prod Co | Aromatic hydrocarbon recovery process |
-
1976
- 1976-04-22 US US05/679,274 patent/US4048062A/en not_active Expired - Lifetime
-
1977
- 1977-04-13 CA CA276,104A patent/CA1094497A/en not_active Expired
- 1977-04-21 DE DE2717779A patent/DE2717779C3/de not_active Expired
- 1977-04-21 IT IT22708/77A patent/IT1075466B/it active
- 1977-04-21 ES ES458066A patent/ES458066A1/es not_active Expired
- 1977-04-21 GB GB16591/77A patent/GB1582146A/en not_active Expired
- 1977-04-22 JP JP52046691A patent/JPS5914514B2/ja not_active Expired
- 1977-04-22 FR FR7712274A patent/FR2348902A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2348902A1 (fr) | 1977-11-18 |
| GB1582146A (en) | 1980-12-31 |
| JPS52130477A (en) | 1977-11-01 |
| ES458066A1 (es) | 1978-03-16 |
| DE2717779A1 (de) | 1977-11-17 |
| FR2348902B1 (en:Method) | 1980-02-08 |
| US4048062A (en) | 1977-09-13 |
| JPS5914514B2 (ja) | 1984-04-04 |
| CA1094497A (en) | 1981-01-27 |
| IT1075466B (it) | 1985-04-22 |
| DE2717779B2 (de) | 1979-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: DERZEIT KEIN VERTRETER BESTELLT |
|
| 8339 | Ceased/non-payment of the annual fee |