PL98226B1 - Sposob wytwarzania nizszych weglowodorow aromatycznych - Google Patents
Sposob wytwarzania nizszych weglowodorow aromatycznych Download PDFInfo
- Publication number
- PL98226B1 PL98226B1 PL1975182339A PL18233975A PL98226B1 PL 98226 B1 PL98226 B1 PL 98226B1 PL 1975182339 A PL1975182339 A PL 1975182339A PL 18233975 A PL18233975 A PL 18233975A PL 98226 B1 PL98226 B1 PL 98226B1
- Authority
- PL
- Poland
- Prior art keywords
- hydrocarbons
- weight
- aromatic hydrocarbons
- xylene
- catalyst
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 92
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 76
- 238000000034 method Methods 0.000 claims description 70
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 68
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 62
- 239000003054 catalyst Substances 0.000 claims description 62
- 229930195733 hydrocarbon Natural products 0.000 claims description 60
- 150000002430 hydrocarbons Chemical class 0.000 claims description 56
- 239000008096 xylene Substances 0.000 claims description 48
- 230000008569 process Effects 0.000 claims description 38
- 239000000203 mixture Substances 0.000 claims description 37
- 239000002994 raw material Substances 0.000 claims description 36
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 35
- 239000010457 zeolite Substances 0.000 claims description 35
- 229910021536 Zeolite Inorganic materials 0.000 claims description 32
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 32
- 229910052739 hydrogen Inorganic materials 0.000 claims description 32
- 239000003502 gasoline Substances 0.000 claims description 31
- 239000001257 hydrogen Substances 0.000 claims description 30
- 150000003738 xylenes Chemical class 0.000 claims description 29
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 27
- 238000009835 boiling Methods 0.000 claims description 24
- 125000004432 carbon atom Chemical group C* 0.000 claims description 16
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 239000004215 Carbon black (E152) Substances 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 12
- 238000007323 disproportionation reaction Methods 0.000 claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 238000005984 hydrogenation reaction Methods 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 150000001491 aromatic compounds Chemical class 0.000 claims description 6
- 238000010555 transalkylation reaction Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000000197 pyrolysis Methods 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 43
- 239000000047 product Substances 0.000 description 42
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 34
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 18
- 238000006317 isomerization reaction Methods 0.000 description 17
- 125000003118 aryl group Chemical group 0.000 description 16
- 150000001875 compounds Chemical class 0.000 description 13
- -1 ethylene, propylene Chemical group 0.000 description 13
- 239000000446 fuel Substances 0.000 description 10
- 229940078552 o-xylene Drugs 0.000 description 9
- 238000002407 reforming Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 8
- 238000004821 distillation Methods 0.000 description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 229910052697 platinum Inorganic materials 0.000 description 8
- 241000196324 Embryophyta Species 0.000 description 7
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 7
- 125000000217 alkyl group Chemical group 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 7
- 239000006227 byproduct Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 5
- 238000005336 cracking Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- ODLMAHJVESYWTB-UHFFFAOYSA-N propylbenzene Chemical compound CCCC1=CC=CC=C1 ODLMAHJVESYWTB-UHFFFAOYSA-N 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000010779 crude oil Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 4
- 239000003208 petroleum Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000001294 propane Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000004517 catalytic hydrocracking Methods 0.000 description 3
- 238000001833 catalytic reforming Methods 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
- 238000001640 fractional crystallisation Methods 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 150000005199 trimethylbenzenes Chemical class 0.000 description 3
- DAABQHUHLBYNDQ-UHFFFAOYSA-N 1,2-xylene;1,4-xylene Chemical group CC1=CC=C(C)C=C1.CC1=CC=CC=C1C DAABQHUHLBYNDQ-UHFFFAOYSA-N 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 230000009849 deactivation Effects 0.000 description 2
- 230000020335 dealkylation Effects 0.000 description 2
- 238000006900 dealkylation reaction Methods 0.000 description 2
- 238000006356 dehydrogenation reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- IIEWJVIFRVWJOD-UHFFFAOYSA-N ethylcyclohexane Chemical compound CCC1CCCCC1 IIEWJVIFRVWJOD-UHFFFAOYSA-N 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 239000012263 liquid product Substances 0.000 description 2
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- QEGNUYASOUJEHD-UHFFFAOYSA-N 1,1-dimethylcyclohexane Chemical class CC1(C)CCCCC1 QEGNUYASOUJEHD-UHFFFAOYSA-N 0.000 description 1
- HYFLWBNQFMXCPA-UHFFFAOYSA-N 1-ethyl-2-methylbenzene Chemical class CCC1=CC=CC=C1C HYFLWBNQFMXCPA-UHFFFAOYSA-N 0.000 description 1
- RXXCIBALSKQCAE-UHFFFAOYSA-N 3-methylbutoxymethylbenzene Chemical compound CC(C)CCOCC1=CC=CC=C1 RXXCIBALSKQCAE-UHFFFAOYSA-N 0.000 description 1
- 229910018404 Al2 O3 Inorganic materials 0.000 description 1
- 239000002970 Calcium lactobionate Substances 0.000 description 1
- 239000001884 Cassia gum Substances 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 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 description 1
- 241000208202 Linaceae Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- RWRDLPDLKQPQOW-UHFFFAOYSA-O Pyrrolidinium ion Chemical compound C1CC[NH2+]C1 RWRDLPDLKQPQOW-UHFFFAOYSA-O 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000004996 alkyl benzenes Chemical class 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- HASGOCLZFTZSTN-UHFFFAOYSA-N cyclohexane;hexane Chemical compound CCCCCC.C1CCCCC1 HASGOCLZFTZSTN-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 150000005194 ethylbenzenes Chemical class 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 150000005172 methylbenzenes Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 150000002790 naphthalenes Chemical class 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 150000002892 organic cations Chemical class 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000004376 petroleum reforming Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-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
- C10G59/00—Treatment of naphtha by two or more reforming processes only or by at least one reforming process and at least one process which does not substantially change the boiling range of the naphtha
- C10G59/02—Treatment of naphtha by two or more reforming processes only or by at least one reforming process and at least one process which does not substantially change the boiling range of the naphtha plural serial stages only
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)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/500,432 US3945913A (en) | 1974-08-26 | 1974-08-26 | Manufacture of lower aromatic compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL98226B1 true PL98226B1 (pl) | 1978-04-29 |
Family
ID=23989396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1975182339A PL98226B1 (pl) | 1974-08-26 | 1975-07-28 | Sposob wytwarzania nizszych weglowodorow aromatycznych |
Country Status (16)
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4067798A (en) * | 1976-02-26 | 1978-01-10 | Standard Oil Company (Indiana) | Catalytic cracking process |
| US4078990A (en) * | 1977-03-04 | 1978-03-14 | Mobil Oil Corporation | Manufacture of lower aromatic compounds |
| US4101597A (en) * | 1977-06-23 | 1978-07-18 | Mobil Oil Corporation | Recovery of p-xylene and benzene from eight carbon atom aromatic fractions |
| US4162214A (en) * | 1977-10-04 | 1979-07-24 | Gokhman Boris K | Method of preparing benzene and xylenes |
| NL7805671A (nl) * | 1978-05-25 | 1979-11-27 | Shell Int Research | Werkwijze voor de bereiding van een aromaatrijk koolwaterstofmengsel. |
| JPS55129232A (en) * | 1979-03-29 | 1980-10-06 | Teijin Yuka Kk | Isomerization of xylenes |
| JPS5645422A (en) * | 1979-09-21 | 1981-04-25 | Teijin Yuka Kk | Selective dealkylation process |
| JPS56115728A (en) * | 1980-02-20 | 1981-09-11 | Teijin Yuka Kk | Selective dealkylating method |
| US4532226A (en) * | 1980-03-17 | 1985-07-30 | Mobil Oil Corporation | Zeolite catalysts modified with Group VI A metal |
| US4341622A (en) * | 1980-12-04 | 1982-07-27 | Mobil Oil Corporation | Manufacture of benzene, toluene and xylene |
| US4560820A (en) * | 1981-04-13 | 1985-12-24 | Chevron Research Company | Alkylaromatic dealkylation |
| US4387261A (en) * | 1982-04-09 | 1983-06-07 | Mobil Oil Corporation | Treatment of effluent resulting from conversion of methanol to gasoline in order to decrease durene and produce distillate |
| US4590323A (en) * | 1985-06-12 | 1986-05-20 | Mobil Oil Corporation | Conversion of paraffins to aromatics over zeolites modified with oxides of group IIIA, IVA and VA elements |
| US4590321A (en) * | 1985-06-12 | 1986-05-20 | Mobil Oil Corporation | Aromatization reactions with zeolites containing phosphorus oxide |
| US4590322A (en) * | 1985-06-12 | 1986-05-20 | Mobil Oil Corporation | Use of hydrogen sulfide to improve benzene production over zeolites |
| US4665251A (en) * | 1985-06-12 | 1987-05-12 | Mobil Oil Corporation | Aromatization reactions with zeolites containing phosphorus oxide |
| US5004854A (en) * | 1986-12-04 | 1991-04-02 | Mobil Oil Corp. | Pseudocumene and mesitylene production and coproduction thereof with xylene |
| US4885426A (en) * | 1987-09-02 | 1989-12-05 | Mobil Oil Corporation | Transalkylation of polyaromatics |
| US5001296A (en) * | 1990-03-07 | 1991-03-19 | Mobil Oil Corp. | Catalytic hydrodealkylation of aromatics |
| US5043513A (en) * | 1990-03-07 | 1991-08-27 | Mobil Oil Corp. | Catalytic hydrodealkylation of aromatics |
| US5396010A (en) * | 1993-08-16 | 1995-03-07 | Mobil Oil Corporation | Heavy naphtha upgrading |
| US6051128A (en) * | 1995-06-06 | 2000-04-18 | Chevron Chemical Company | Split-feed two-stage parallel aromatization for maximum para-xylene yield |
| US5905051A (en) * | 1997-06-04 | 1999-05-18 | Wu; An-Hsiang | Hydrotreating catalyst composition and processes therefor and therewith |
| US6398947B2 (en) * | 1999-09-27 | 2002-06-04 | Exxon Mobil Oil Corporation | Reformate upgrading using zeolite catalyst |
| US7563358B2 (en) * | 2006-08-24 | 2009-07-21 | Exxonmobil Chemical Patents Inc. | Process for the production of benzene, toluene, and xylenes |
| US7686946B2 (en) * | 2007-08-17 | 2010-03-30 | Uop Llc | Method of altering a feed to a reaction zone |
| US7727490B2 (en) * | 2007-08-17 | 2010-06-01 | Uop Llc | Aromatic production apparatus |
| WO2009025993A2 (en) * | 2007-08-17 | 2009-02-26 | Uop Llc | Method and apparatus for altering a feed to a reaction zone |
| WO2012173755A2 (en) * | 2011-06-13 | 2012-12-20 | Exxonmobil Chemical Patents Inc. | Heavy aromatics processing |
| US11040926B2 (en) * | 2019-07-22 | 2021-06-22 | Uop Llc | Integrated process for maximizing recovery of aromatics |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3304340A (en) * | 1965-10-14 | 1967-02-14 | Air Prod & Chem | Aromatics production |
| US3790471A (en) * | 1969-10-10 | 1974-02-05 | Mobil Oil Corp | Conversion with zsm-5 family of crystalline aluminosilicate zeolites |
| US3862254A (en) * | 1970-10-16 | 1975-01-21 | Air Prod & Chem | Production of aromatic hydrocarbons |
| US3759821A (en) * | 1971-03-29 | 1973-09-18 | Mobil Oil Corp | Catalytic process for upgrading cracked gasolines |
| US3761389A (en) * | 1972-08-28 | 1973-09-25 | Mobil Oil Corp | Process of converting aliphatics to aromatics |
| US3873439A (en) * | 1973-02-26 | 1975-03-25 | Universal Oil Prod Co | Process for the simultaneous production of an aromatic concentrate and isobutane |
| US3856872A (en) * | 1973-09-13 | 1974-12-24 | Mobil Oil Corp | Xylene isomerization |
-
1974
- 1974-08-26 US US05/500,432 patent/US3945913A/en not_active Expired - Lifetime
-
1975
- 1975-05-30 CA CA228,102A patent/CA1042022A/en not_active Expired
- 1975-06-11 RO RO7582496A patent/RO79191A/ro unknown
- 1975-06-12 BE BE157285A patent/BE830178A/xx unknown
- 1975-06-12 CS CS754140A patent/CS189710B2/cs unknown
- 1975-06-13 FR FR7518517A patent/FR2283212A1/fr active Granted
- 1975-06-13 DD DD186630A patent/DD122260A5/xx unknown
- 1975-06-16 IT IT24401/75A patent/IT1039010B/it active
- 1975-06-16 ES ES438589A patent/ES438589A1/es not_active Expired
- 1975-06-16 GB GB25548/75A patent/GB1490168A/en not_active Expired
- 1975-06-16 DE DE19752526888 patent/DE2526888A1/de not_active Withdrawn
- 1975-06-17 ZA ZA753885A patent/ZA753885B/xx unknown
- 1975-06-17 JP JP50072791A patent/JPS5126824A/ja active Pending
- 1975-06-17 NL NL7507217A patent/NL7507217A/xx not_active Application Discontinuation
- 1975-07-28 PL PL1975182339A patent/PL98226B1/pl unknown
- 1975-08-18 IN IN1607/CAL/1975A patent/IN143384B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IN143384B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-11-12 |
| DE2526888A1 (de) | 1976-03-18 |
| FR2283212A1 (fr) | 1976-03-26 |
| GB1490168A (en) | 1977-10-26 |
| CS189710B2 (en) | 1979-04-30 |
| AU8216775A (en) | 1976-12-23 |
| DD122260A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-09-20 |
| IT1039010B (it) | 1979-12-10 |
| CA1042022A (en) | 1978-11-07 |
| JPS5126824A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-03-05 |
| RO79191A (ro) | 1982-10-26 |
| US3945913A (en) | 1976-03-23 |
| ZA753885B (en) | 1977-02-23 |
| FR2283212B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-03-19 |
| NL7507217A (nl) | 1976-03-01 |
| ES438589A1 (es) | 1977-01-16 |
| BE830178A (fr) | 1975-12-12 |
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