CN100591647C - 精制苯与硝基苯联产的焦化苯脱硫工艺方法 - Google Patents
精制苯与硝基苯联产的焦化苯脱硫工艺方法 Download PDFInfo
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- CN100591647C CN100591647C CN200710015775A CN200710015775A CN100591647C CN 100591647 C CN100591647 C CN 100591647C CN 200710015775 A CN200710015775 A CN 200710015775A CN 200710015775 A CN200710015775 A CN 200710015775A CN 100591647 C CN100591647 C CN 100591647C
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- benzene
- oil
- mirbane
- tower
- coking
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- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 title claims abstract description 537
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000004939 coking Methods 0.000 title claims abstract description 36
- 230000003009 desulfurizing effect Effects 0.000 title abstract 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 72
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 35
- 238000005406 washing Methods 0.000 claims abstract description 22
- 238000005554 pickling Methods 0.000 claims description 23
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 241000282326 Felis catus Species 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 10
- 238000006477 desulfuration reaction Methods 0.000 claims description 9
- 230000023556 desulfurization Effects 0.000 claims description 9
- 238000006386 neutralization reaction Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 150000001555 benzenes Chemical class 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 4
- 230000001546 nitrifying effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 36
- 239000000047 product Substances 0.000 description 27
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 18
- 229930192474 thiophene Natural products 0.000 description 18
- 238000005516 engineering process Methods 0.000 description 13
- 229910052717 sulfur Inorganic materials 0.000 description 13
- 239000011593 sulfur Substances 0.000 description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000007670 refining Methods 0.000 description 9
- 239000005864 Sulphur Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 238000006396 nitration reaction Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000006277 sulfonation reaction Methods 0.000 description 2
- BSXLLFUSNQCWJP-UHFFFAOYSA-N thiophene-2-sulfonic acid Chemical compound OS(=O)(=O)C1=CC=CS1 BSXLLFUSNQCWJP-UHFFFAOYSA-N 0.000 description 2
- WDCYWAQPCXBPJA-UHFFFAOYSA-N 1,3-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC([N+]([O-])=O)=C1 WDCYWAQPCXBPJA-UHFFFAOYSA-N 0.000 description 1
- JIZRGGUCOQKGQD-UHFFFAOYSA-N 2-nitrothiophene Chemical compound [O-][N+](=O)C1=CC=CS1 JIZRGGUCOQKGQD-UHFFFAOYSA-N 0.000 description 1
- SIPCFXFCVTUAID-UHFFFAOYSA-N 3-nitrothiophene Chemical group [O-][N+](=O)C=1C=CSC=1 SIPCFXFCVTUAID-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- AHIBWURJLGCHAY-UHFFFAOYSA-N [S].C1=CC=CC=C1 Chemical compound [S].C1=CC=CC=C1 AHIBWURJLGCHAY-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical group C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- AFZSMODLJJCVPP-UHFFFAOYSA-N dibenzothiazol-2-yl disulfide Chemical compound C1=CC=C2SC(SSC=3SC4=CC=CC=C4N=3)=NC2=C1 AFZSMODLJJCVPP-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- JCZMXVGQBBATMY-UHFFFAOYSA-N nitro acetate Chemical compound CC(=O)O[N+]([O-])=O JCZMXVGQBBATMY-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Abstract
Description
硫酸消耗(折百)吨/吨苯 | 苯的损耗公斤/吨苯 | 液碱公斤/吨苯 | 投资万元 | |
本工艺 | 0.7 | 1 | 40 | 0 |
传统酸洗法 | 1.9 | 33 | 120 | 1000 |
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200710015775A CN100591647C (zh) | 2007-05-29 | 2007-05-29 | 精制苯与硝基苯联产的焦化苯脱硫工艺方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN200710015775A CN100591647C (zh) | 2007-05-29 | 2007-05-29 | 精制苯与硝基苯联产的焦化苯脱硫工艺方法 |
Publications (2)
Publication Number | Publication Date |
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CN101066927A CN101066927A (zh) | 2007-11-07 |
CN100591647C true CN100591647C (zh) | 2010-02-24 |
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CN200710015775A Active CN100591647C (zh) | 2007-05-29 | 2007-05-29 | 精制苯与硝基苯联产的焦化苯脱硫工艺方法 |
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CN (1) | CN100591647C (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102166430B (zh) * | 2011-03-08 | 2012-10-24 | 江苏科圣化工机械有限公司 | 用于烟气脱硫解吸的方法及其装置 |
CN104529792B (zh) * | 2014-12-31 | 2016-04-13 | 康乃尔化学工业股份有限公司 | 苯胺生产中液相加氢系统的催化剂除盐装置 |
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2007
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Denomination of invention: Technological process of desulfurizing coking benzene to co-produce refined benzene and nitro benzene Effective date of registration: 20181227 Granted publication date: 20100224 Pledgee: Bank of China Limited Huai'an Qingjiangpu Branch Pledgor: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. Registration number: 2018320000382 |
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Denomination of invention: Technological process of desulfurizing coking benzene to co-produce refined benzene and nitro benzene Effective date of registration: 20191213 Granted publication date: 20100224 Pledgee: Bank of China Limited Huai'an Qingjiangpu Branch Pledgor: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. Registration number: Y2019320000354 |
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Denomination of invention: Desulfurization process of coking benzene for CO production of refined benzene and nitrobenzene Effective date of registration: 20200903 Granted publication date: 20100224 Pledgee: Bank of China Limited Huai'an Qingjiangpu Branch Pledgor: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. Registration number: Y2020980005697 |
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Denomination of invention: Coking benzene desulfurization process for CO production of refined benzene and nitrobenzene Effective date of registration: 20210825 Granted publication date: 20100224 Pledgee: Bank of China Limited Huai'an Qingjiangpu Branch Pledgor: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. Registration number: Y2021980008261 |
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Denomination of invention: Coking benzene desulfurization process for co-production of refined benzene and nitrobenzene Effective date of registration: 20220823 Granted publication date: 20100224 Pledgee: Bank of China Limited Huai'an Qingjiangpu Branch Pledgor: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. Registration number: Y2022980013394 |
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Address after: 223002 Huaian City, Jiangsu province Qingpu District West Road No. 40 Patentee after: Jiangsu Kesheng Intelligent Equipment Co.,Ltd. Country or region after: China Address before: 223002 Huaian City, Jiangsu province Qingpu District West Road No. 40 Patentee before: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. Country or region before: China |