CA1126484A - Methode pour desulfurer des gaz a l'aide d'oxydes de fer - Google Patents

Info

Publication number

CA1126484A

CA1126484A CA357,231A CA357231A CA1126484A CA 1126484 A CA1126484 A CA 1126484A CA 357231 A CA357231 A CA 357231A CA 1126484 A CA1126484 A CA 1126484A

Authority

CA

Canada

Prior art keywords

gas

amine

bed

improved method

hydrogen sulfide

Prior art date

1980-07-29

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

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• 239000007789 gas Substances 0.000 title claims abstract description 54
• UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 52
• 238000000034 method Methods 0.000 title claims description 22
• 230000003009 desulfurizing effect Effects 0.000 title 1
• RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 42
• 229910000037 hydrogen sulfide Inorganic materials 0.000 claims abstract description 42
• 239000007788 liquid Substances 0.000 claims abstract description 19
• 239000007787 solid Substances 0.000 claims abstract description 13
• 150000001412 amines Chemical class 0.000 claims description 30
• CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 26
• MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 13
• NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 13
• 229910002092 carbon dioxide Inorganic materials 0.000 claims description 13
• 239000001569 carbon dioxide Substances 0.000 claims description 13
• -1 2-n-butyl Chemical group 0.000 claims description 12
• 229910001882 dioxygen Inorganic materials 0.000 claims description 12
• 239000002737 fuel gas Substances 0.000 claims description 10
• 229930195733 hydrocarbon Natural products 0.000 claims description 10
• 239000004215 Carbon black (E152) Substances 0.000 claims description 8
• 239000000243 solution Substances 0.000 claims description 8
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
• MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 claims description 7
• IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
• 229910052799 carbon Inorganic materials 0.000 claims description 5
• 125000004432 carbon atom Chemical group C* 0.000 claims description 5
• 150000003335 secondary amines Chemical class 0.000 claims description 5
• IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 4
• 229910052757 nitrogen Inorganic materials 0.000 claims description 4
• NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 4
• 150000001336 alkenes Chemical class 0.000 claims description 3
• 239000007864 aqueous solution Substances 0.000 claims description 3
• GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 claims description 3
• UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
• 150000001875 compounds Chemical class 0.000 claims description 2
• 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 2
• 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
• 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 2
• 125000004433 nitrogen atom Chemical group N* 0.000 claims description 2
• 229960003903 oxygen Drugs 0.000 claims 2
• 125000004917 3-methyl-2-butyl group Chemical group CC(C(C)*)C 0.000 claims 1
• JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims 1
• 229940056211 paraffin Drugs 0.000 claims 1
• 239000012188 paraffin wax Substances 0.000 claims 1
• 125000002924 primary amino group Chemical group [H]N([H])* 0.000 abstract 1
• 125000000467 secondary amino group Chemical class [H]N([*:1])[*:2] 0.000 abstract 1
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 46
• VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 32
• 229910052742 iron Inorganic materials 0.000 description 23
• 239000003345 natural gas Substances 0.000 description 14
• 238000000746 purification Methods 0.000 description 14
• 238000011282 treatment Methods 0.000 description 9
• UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 7
• 229910052717 sulfur Inorganic materials 0.000 description 7
• 239000011593 sulfur Substances 0.000 description 7
• 150000002430 hydrocarbons Chemical class 0.000 description 6
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
• 238000006243 chemical reaction Methods 0.000 description 4
• 239000001301 oxygen Substances 0.000 description 4
• 229910052760 oxygen Inorganic materials 0.000 description 4
• 239000002904 solvent Substances 0.000 description 4
• 150000001721 carbon Chemical group 0.000 description 3
• 238000006477 desulfuration reaction Methods 0.000 description 3
• 230000023556 desulfurization Effects 0.000 description 3
• 239000006193 liquid solution Substances 0.000 description 3
• 239000000203 mixture Substances 0.000 description 3
• 239000003208 petroleum Substances 0.000 description 3
• 238000005201 scrubbing Methods 0.000 description 3
• 239000002023 wood Substances 0.000 description 3
• 239000010457 zeolite Substances 0.000 description 3
• ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
• CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
• 239000002253 acid Substances 0.000 description 2
• 150000001768 cations Chemical class 0.000 description 2
• 230000001627 detrimental effect Effects 0.000 description 2
• 239000001257 hydrogen Substances 0.000 description 2
• 229910052739 hydrogen Inorganic materials 0.000 description 2
• 239000000463 material Substances 0.000 description 2
• 230000004048 modification Effects 0.000 description 2
• 238000012986 modification Methods 0.000 description 2
• IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
• 239000008188 pellet Substances 0.000 description 2
• BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
• OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
• VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
• 208000036366 Sensation of pressure Diseases 0.000 description 1
• 239000003929 acidic solution Substances 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
• 239000003125 aqueous solvent Substances 0.000 description 1
• 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
• 230000005540 biological transmission Effects 0.000 description 1
• 239000001273 butane Substances 0.000 description 1
• 239000003054 catalyst Substances 0.000 description 1
• 125000000753 cycloalkyl group Chemical group 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
• 239000000446 fuel Substances 0.000 description 1
• 150000002431 hydrogen Chemical class 0.000 description 1
• KAEAMHPPLLJBKF-UHFFFAOYSA-N iron(3+) sulfide Chemical compound [S-2].[S-2].[S-2].[Fe+3].[Fe+3] KAEAMHPPLLJBKF-UHFFFAOYSA-N 0.000 description 1
• 239000011344 liquid material Substances 0.000 description 1
• 239000007791 liquid phase Substances 0.000 description 1
• 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
• AGVKXDPPPSLISR-UHFFFAOYSA-N n-ethylcyclohexanamine Chemical compound CCNC1CCCCC1 AGVKXDPPPSLISR-UHFFFAOYSA-N 0.000 description 1
• OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
• 230000003647 oxidation Effects 0.000 description 1
• 238000007254 oxidation reaction Methods 0.000 description 1
• 230000000737 periodic effect Effects 0.000 description 1
• 229920000136 polysorbate Polymers 0.000 description 1
• 229910000027 potassium carbonate Inorganic materials 0.000 description 1
• 239000000843 powder Substances 0.000 description 1
• 239000001294 propane Substances 0.000 description 1
• 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
• QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
• 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
• 230000008929 regeneration Effects 0.000 description 1
• 238000011069 regeneration method Methods 0.000 description 1
• 239000012266 salt solution Substances 0.000 description 1
• 229920006395 saturated elastomer Polymers 0.000 description 1
• 239000012047 saturated solution Substances 0.000 description 1
• 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
• 229910000029 sodium carbonate Inorganic materials 0.000 description 1
• 235000017550 sodium carbonate Nutrition 0.000 description 1
• 239000007921 spray Substances 0.000 description 1
• 238000005507 spraying Methods 0.000 description 1
• 239000000126 substance Substances 0.000 description 1
• XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
• 229910052815 sulfur oxide Inorganic materials 0.000 description 1
• 239000000725 suspension Substances 0.000 description 1
• 230000003442 weekly effect Effects 0.000 description 1