CN1319918C - 环保型焦化苯精制方法 - Google Patents
环保型焦化苯精制方法 Download PDFInfo
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- CN1319918C CN1319918C CNB2005100134280A CN200510013428A CN1319918C CN 1319918 C CN1319918 C CN 1319918C CN B2005100134280 A CNB2005100134280 A CN B2005100134280A CN 200510013428 A CN200510013428 A CN 200510013428A CN 1319918 C CN1319918 C CN 1319918C
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- tower
- benzene
- thiophene
- toluene
- extraction
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- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 title claims abstract description 388
- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000007670 refining Methods 0.000 title claims abstract description 25
- 230000007613 environmental effect Effects 0.000 title claims abstract description 11
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims abstract description 130
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims abstract description 114
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000011084 recovery Methods 0.000 claims abstract description 18
- 238000004939 coking Methods 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 239000008096 xylene Substances 0.000 claims abstract description 11
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 10
- 238000000605 extraction Methods 0.000 claims description 72
- 229930192474 thiophene Natural products 0.000 claims description 63
- 239000003795 chemical substances by application Substances 0.000 claims description 38
- 241000282326 Felis catus Species 0.000 claims description 34
- 239000000047 product Substances 0.000 claims description 31
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 11
- 239000006227 byproduct Substances 0.000 claims description 8
- 239000011280 coal tar Substances 0.000 claims description 8
- ZSWFCLXCOIISFI-UHFFFAOYSA-N cyclopentadiene Chemical compound C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 8
- 238000009835 boiling Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 claims description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- LCEDQNDDFOCWGG-UHFFFAOYSA-N morpholine-4-carbaldehyde Chemical compound O=CN1CCOCC1 LCEDQNDDFOCWGG-UHFFFAOYSA-N 0.000 claims description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 5
- 238000004821 distillation Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 4
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 4
- 150000001336 alkenes Chemical class 0.000 claims description 4
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical group O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 3
- 230000006837 decompression Effects 0.000 claims description 2
- 150000002334 glycols Chemical class 0.000 claims description 2
- 150000002469 indenes Chemical class 0.000 claims 1
- 239000002253 acid Substances 0.000 abstract description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 5
- 239000002351 wastewater Substances 0.000 abstract description 5
- 150000001555 benzenes Chemical class 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000004215 Carbon black (E152) Substances 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- -1 benzene hydrocarbon Chemical class 0.000 abstract description 3
- 229930195733 hydrocarbon Natural products 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005201 scrubbing Methods 0.000 abstract description 3
- 238000009903 catalytic hydrogenation reaction Methods 0.000 abstract description 2
- 238000000895 extractive distillation Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract 2
- 125000005605 benzo group Chemical group 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 10
- 238000007600 charging Methods 0.000 description 8
- 238000005984 hydrogenation reaction Methods 0.000 description 6
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000011282 acid tar Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 125000003454 indenyl group Chemical class C1(C=CC2=CC=CC=C12)* 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000012773 agricultural material Substances 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2005100134280A CN1319918C (zh) | 2005-05-09 | 2005-05-09 | 环保型焦化苯精制方法 |
Applications Claiming Priority (1)
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CNB2005100134280A CN1319918C (zh) | 2005-05-09 | 2005-05-09 | 环保型焦化苯精制方法 |
Publications (2)
Publication Number | Publication Date |
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CN1686977A CN1686977A (zh) | 2005-10-26 |
CN1319918C true CN1319918C (zh) | 2007-06-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2005100134280A Active CN1319918C (zh) | 2005-05-09 | 2005-05-09 | 环保型焦化苯精制方法 |
Country Status (1)
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CN (1) | CN1319918C (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100336789C (zh) * | 2005-12-31 | 2007-09-12 | 石家庄焦化集团有限责任公司 | 一种利用焦化苯生产试剂苯的方法及装置 |
CN101062879B (zh) * | 2006-04-28 | 2013-03-20 | 北京石油化工学院 | 一种焦化苯深度脱硫精制的方法 |
CN101219918B (zh) * | 2007-01-08 | 2011-03-09 | 太原市侨友化工有限公司 | 焦化粗苯精制方法 |
CN101270027B (zh) * | 2008-05-06 | 2013-01-23 | 天津凯赛特科技有限公司 | 一种焦化粗苯的精制系统及其精制方法 |
CN101445420B (zh) * | 2008-12-25 | 2012-02-22 | 上海奥韦通工程技术有限公司 | 一种粗苯生产苯系芳烃的工艺 |
CN101514136B (zh) * | 2009-03-31 | 2013-03-20 | 山东元利科技股份有限公司 | 由焦化粗苯制取高纯甲苯的方法 |
CN101875593B (zh) * | 2010-07-12 | 2013-02-27 | 天津凯赛特科技有限公司 | 一种焦化二甲苯的精制及从中提取苯乙烯的工艺 |
CN102617265A (zh) * | 2011-01-30 | 2012-08-01 | 江苏永鹏科技实业有限公司 | 一种精制粗苯并从中提取噻吩的方法 |
CN102432422B (zh) * | 2011-09-07 | 2016-06-08 | 太原理工大学 | 一种卤化法粗苯精制的工艺流程 |
CN102432589B (zh) * | 2011-11-07 | 2013-04-03 | 山东元利科技股份有限公司 | 一种共沸蒸馏提纯噻吩的方法 |
CN104926591B (zh) * | 2015-03-30 | 2017-06-06 | 北京化工大学 | 一种萃取精馏分离苯和噻吩的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2164907C1 (ru) * | 1999-11-16 | 2001-04-10 | ООО "Синтезхим Бис" | Способ очистки бензола |
RU2174504C1 (ru) * | 2000-06-22 | 2001-10-10 | ООО "Синтезхим Бис" | Способ очистки бензола от тиофена |
CN1137073C (zh) * | 2001-05-10 | 2004-02-04 | 华东理工大学 | 一种焦化苯-噻吩协同分离方法 |
CN1552682A (zh) * | 2003-05-28 | 2004-12-08 | 北京石油化工学院 | 一种由粗苯制备纯苯和浓缩噻吩的方法 |
-
2005
- 2005-05-09 CN CNB2005100134280A patent/CN1319918C/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2164907C1 (ru) * | 1999-11-16 | 2001-04-10 | ООО "Синтезхим Бис" | Способ очистки бензола |
RU2174504C1 (ru) * | 2000-06-22 | 2001-10-10 | ООО "Синтезхим Бис" | Способ очистки бензола от тиофена |
CN1137073C (zh) * | 2001-05-10 | 2004-02-04 | 华东理工大学 | 一种焦化苯-噻吩协同分离方法 |
CN1552682A (zh) * | 2003-05-28 | 2004-12-08 | 北京石油化工学院 | 一种由粗苯制备纯苯和浓缩噻吩的方法 |
Non-Patent Citations (5)
Title |
---|
变径初馏塔在精苯生产中应用 郑晓雷,燃料与化工,第5卷 2004 * |
变径初馏塔在精苯生产中应用 郑晓雷,燃料与化工,第5卷 2004;提高焦化苯精馏效率的研究 粟莲芳,河南冶金,第5卷 2004;脱除焦化苯中微量噻吩的萃取精馏计算 刘兵 刘军 郑英峨 赵维彭 马紫峰,计算机与应用化学,第1卷 2001;脱噻吩精制焦化苯工艺的研究进展 谭小耀 王祥生,化工进展,第2卷 1998 * |
提高焦化苯精馏效率的研究 粟莲芳,河南冶金,第5卷 2004 * |
脱噻吩精制焦化苯工艺的研究进展 谭小耀 王祥生,化工进展,第2卷 1998 * |
脱除焦化苯中微量噻吩的萃取精馏计算 刘兵 刘军 郑英峨 赵维彭 马紫峰,计算机与应用化学,第1卷 2001 * |
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CN1686977A (zh) | 2005-10-26 |
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