CA2460390A1 - Method for desulphurising acid gases using catalysts that are insensitive to oxidation and contain aminocarboxylate - Google Patents
Method for desulphurising acid gases using catalysts that are insensitive to oxidation and contain aminocarboxylate Download PDFInfo
- Publication number
- CA2460390A1 CA2460390A1 CA002460390A CA2460390A CA2460390A1 CA 2460390 A1 CA2460390 A1 CA 2460390A1 CA 002460390 A CA002460390 A CA 002460390A CA 2460390 A CA2460390 A CA 2460390A CA 2460390 A1 CA2460390 A1 CA 2460390A1
- Authority
- CA
- Canada
- Prior art keywords
- metal
- chelate complex
- gas stream
- iron
- sour gas
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 68
- 239000007789 gas Substances 0.000 title claims abstract description 43
- 230000003647 oxidation Effects 0.000 title claims abstract description 22
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 22
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical compound NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 title abstract description 7
- 239000002253 acid Substances 0.000 title abstract description 7
- 239000003054 catalyst Substances 0.000 title description 8
- 229910052751 metal Inorganic materials 0.000 claims abstract description 82
- 239000002184 metal Substances 0.000 claims abstract description 82
- 150000004697 chelate complex Chemical class 0.000 claims abstract description 42
- 239000013522 chelant Substances 0.000 claims abstract description 37
- 239000000203 mixture Substances 0.000 claims abstract description 29
- 239000003446 ligand Substances 0.000 claims abstract description 13
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 11
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 10
- 239000001257 hydrogen Substances 0.000 claims abstract description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 9
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 9
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 7
- 125000003545 alkoxy group Chemical group 0.000 claims abstract description 6
- 125000003118 aryl group Chemical group 0.000 claims abstract description 6
- 125000004104 aryloxy group Chemical group 0.000 claims abstract description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 150000001340 alkali metals Chemical class 0.000 claims abstract description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims abstract description 3
- 150000002431 hydrogen Chemical group 0.000 claims abstract 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 63
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 42
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 24
- 229910052742 iron Inorganic materials 0.000 claims description 23
- -1 alkali metal thiosulfate Chemical class 0.000 claims description 22
- 238000006243 chemical reaction Methods 0.000 claims description 21
- 239000003153 chemical reaction reagent Substances 0.000 claims description 13
- CIEZZGWIJBXOTE-UHFFFAOYSA-N 2-[bis(carboxymethyl)amino]propanoic acid Chemical compound OC(=O)C(C)N(CC(O)=O)CC(O)=O CIEZZGWIJBXOTE-UHFFFAOYSA-N 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 11
- 239000007800 oxidant agent Substances 0.000 claims description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 claims description 4
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims description 4
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- XYXNTHIYBIDHGM-UHFFFAOYSA-N ammonium thiosulfate Chemical group [NH4+].[NH4+].[O-]S([O-])(=O)=S XYXNTHIYBIDHGM-UHFFFAOYSA-N 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 239000002243 precursor Substances 0.000 claims description 2
- 230000003134 recirculating effect Effects 0.000 claims description 2
- 150000005846 sugar alcohols Polymers 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 21
- 229910052717 sulfur Inorganic materials 0.000 description 16
- 239000011593 sulfur Substances 0.000 description 16
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 15
- 230000008929 regeneration Effects 0.000 description 13
- 238000011069 regeneration method Methods 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 11
- 238000000354 decomposition reaction Methods 0.000 description 11
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 11
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 9
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 7
- 239000000654 additive Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 230000000087 stabilizing effect Effects 0.000 description 7
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000005201 scrubbing Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 3
- RNMCCPMYXUKHAZ-UHFFFAOYSA-N 2-[3,3-diamino-1,2,2-tris(carboxymethyl)cyclohexyl]acetic acid Chemical compound NC1(N)CCCC(CC(O)=O)(CC(O)=O)C1(CC(O)=O)CC(O)=O RNMCCPMYXUKHAZ-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- FLTRNWIFKITPIO-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe] FLTRNWIFKITPIO-UHFFFAOYSA-N 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000007937 lozenge Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 229960003330 pentetic acid Drugs 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VVDBZDRIMIXITI-UHFFFAOYSA-N 2-[bis(carboxymethyl)amino]acetic acid;iron Chemical compound [Fe].OC(=O)CN(CC(O)=O)CC(O)=O VVDBZDRIMIXITI-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 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
- HQRGVAJZTDNMIT-UHFFFAOYSA-N N(CC(=O)O)CC(=O)O.C(C(=O)O)(=O)O Chemical compound N(CC(=O)O)CC(=O)O.C(C(=O)O)(=O)O HQRGVAJZTDNMIT-UHFFFAOYSA-N 0.000 description 1
- HUVURCFUCALLDM-UHFFFAOYSA-N OP(O)=O.C1=CC=NC=C1 Chemical class OP(O)=O.C1=CC=NC=C1 HUVURCFUCALLDM-UHFFFAOYSA-N 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000004280 Sodium formate Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 150000004696 coordination complex Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical group [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 description 1
- NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical compound OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 150000004698 iron complex Chemical class 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 description 1
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(III) nitrate Inorganic materials [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- YVJGIGDFHMIDFH-FTWQHDNSSA-N n-[(2s,3r,4r,5r,6r)-4,5-dihydroxy-6-(hydroxymethyl)-2-methoxyoxan-3-yl]-5-(dimethylamino)naphthalene-1-sulfonamide Chemical group CO[C@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1NS(=O)(=O)C1=CC=CC2=C(N(C)C)C=CC=C12 YVJGIGDFHMIDFH-FTWQHDNSSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000008363 phosphate buffer Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 description 1
- 235000019254 sodium formate Nutrition 0.000 description 1
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 description 1
- 229940039790 sodium oxalate Drugs 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000027 toxicology Toxicity 0.000 description 1
- 150000003628 tricarboxylic acids Chemical class 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
- 150000003681 vanadium Chemical class 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
- B01D53/1468—Removing hydrogen sulfide
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10144890A DE10144890A1 (de) | 2001-09-12 | 2001-09-12 | Verfahren zur Entschwefelung von Sauergasen mittels oxidationsunempfindlicher, aminocarboxylhaltiger Katalysatoren |
| DE10144890.2 | 2001-09-12 | ||
| PCT/EP2002/010131 WO2003022406A1 (de) | 2001-09-12 | 2002-09-10 | Verfahren zur entschwefelung von sauergasen mittels oxidationsunempfindlicher, aminocarboxylathaltiger katalysatoren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2460390A1 true CA2460390A1 (en) | 2003-03-20 |
Family
ID=7698755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002460390A Abandoned CA2460390A1 (en) | 2001-09-12 | 2002-09-10 | Method for desulphurising acid gases using catalysts that are insensitive to oxidation and contain aminocarboxylate |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6998099B2 (https=) |
| EP (1) | EP1427510B1 (https=) |
| JP (1) | JP2005501709A (https=) |
| KR (1) | KR20040044906A (https=) |
| CN (1) | CN1564705A (https=) |
| AT (1) | ATE346675T1 (https=) |
| BR (1) | BR0212465A (https=) |
| CA (1) | CA2460390A1 (https=) |
| DE (2) | DE10144890A1 (https=) |
| ES (1) | ES2276963T3 (https=) |
| MX (1) | MXPA04002196A (https=) |
| WO (1) | WO2003022406A1 (https=) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7662294B1 (en) | 2004-02-02 | 2010-02-16 | Cox Jr Henry Wilmore | Method for reducing organic contamination |
| KR100635698B1 (ko) * | 2005-05-24 | 2006-10-17 | 한국전력공사 | 혼합가스 중의 산성가스 분리용 흡수제 및 혼합가스로부터산성가스의 분리방법 |
| US7682520B2 (en) * | 2006-08-10 | 2010-03-23 | Diversified Industries Ltd. | Composition and method for chelated scavenging compounds |
| US8609926B1 (en) | 2006-11-21 | 2013-12-17 | Henry Wilmore Cox, Jr. | Methods for managing sulfide in wastewater systems |
| CA2686470C (en) * | 2007-05-07 | 2015-03-31 | Hydrite Chemical Co. | Systems, compositions, and/or methods for depolymerizing cellulose and/or starch |
| KR100947985B1 (ko) * | 2008-03-18 | 2010-03-18 | 성균관대학교산학협력단 | 액체주석을 이용한 연료가스의 고온탈황방법 및 액체금속을이용한 연료가스의 고온탈황장치 |
| WO2015007630A1 (en) | 2013-07-16 | 2015-01-22 | Akzo Nobel Chemicals International B.V. | New salts, crystals, complexes, and derivatives of threonine diacetic acid, a process to prepare threonine diacetic acid, and the use thereof |
| US9657248B1 (en) | 2014-03-14 | 2017-05-23 | Biosystems Consulting, Inc. | Systems, devices, compositions, and/or methods for de-sulphurizing acid gases |
| US10131558B1 (en) | 2016-02-29 | 2018-11-20 | Biosystems Consulting, Inc. | Compositions, methods, and/or systems for managing sulfide |
| US10639585B2 (en) * | 2016-10-14 | 2020-05-05 | BioSystems Consulting Inc. | Treatment of hydrogen sulfide gas under aerobic conditions |
| US11713435B2 (en) | 2018-01-30 | 2023-08-01 | Eastman Chemical Company | Aminocarboxylate chelating agents and detergent compositions containing them |
| US11174180B1 (en) | 2018-04-19 | 2021-11-16 | Streamline Innovations, Inc. | Removing sulphur-based contaminants and nitrogen-based contaminants from water streams |
| CN110876883B (zh) * | 2018-09-06 | 2022-06-21 | 中国石油化工股份有限公司 | 脱除气体中硫化氢的湿式氧化还原的方法 |
| CN113578391B (zh) * | 2021-08-11 | 2023-10-27 | 四川炳辉环保科技有限责任公司 | 湿法液相脱硫催化剂及其制备方法 |
| CN115463749A (zh) * | 2022-06-17 | 2022-12-13 | 青岛鑫润矿业科技有限公司 | 一种铜捕收剂及其在铜与硫砷分离中的应用 |
| CN120225265A (zh) * | 2022-12-09 | 2025-06-27 | 美利科技有限公司 | 硫化氢脱除方法 |
| KR102789725B1 (ko) * | 2024-05-27 | 2025-04-04 | 용진환경주식회사 | 구리킬레이트를 이용한 복합악취 성분의 제거 방법 |
| CN118526933B (zh) * | 2024-06-17 | 2025-01-24 | 唐山绿源环保科技有限公司 | 一种酸气络合铁脱硫工艺 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1078145A (en) | 1975-06-10 | 1980-05-27 | Erwin Hartert | Removal of co2 and/or h2s from cracked gases |
| US4528817A (en) * | 1981-11-27 | 1985-07-16 | The Dow Chemical Company | Purifying geothermal steam |
| US4758416A (en) | 1986-12-30 | 1988-07-19 | Shell Oil Company | Removal of H2 S from gas streams |
| US5591417A (en) | 1992-04-15 | 1997-01-07 | Mobil Oil Corporation | Removing SOx, CO and NOx from flue gases |
| DE4444347A1 (de) * | 1994-12-14 | 1996-06-20 | Basf Ag | Verwendung von Glycin-N,N-diessigsäure-Derivaten als Komplexbildner für Erdalkali- und Schwermetallionen bei der Förderung und beim Transport von Erdöl und Erdgas |
| US5591419A (en) | 1996-01-16 | 1997-01-07 | Wheelabrator Clean Air Systems Inc. | Oxidation-reduction process |
-
2001
- 2001-09-12 DE DE10144890A patent/DE10144890A1/de not_active Withdrawn
-
2002
- 2002-09-10 CN CNA02819909XA patent/CN1564705A/zh active Pending
- 2002-09-10 JP JP2003526529A patent/JP2005501709A/ja not_active Withdrawn
- 2002-09-10 CA CA002460390A patent/CA2460390A1/en not_active Abandoned
- 2002-09-10 WO PCT/EP2002/010131 patent/WO2003022406A1/de not_active Ceased
- 2002-09-10 ES ES02777055T patent/ES2276963T3/es not_active Expired - Lifetime
- 2002-09-10 EP EP02777055A patent/EP1427510B1/de not_active Revoked
- 2002-09-10 US US10/488,921 patent/US6998099B2/en not_active Expired - Fee Related
- 2002-09-10 DE DE50208857T patent/DE50208857D1/de not_active Revoked
- 2002-09-10 AT AT02777055T patent/ATE346675T1/de active
- 2002-09-10 BR BR0212465-3A patent/BR0212465A/pt not_active Application Discontinuation
- 2002-09-10 KR KR10-2004-7003692A patent/KR20040044906A/ko not_active Withdrawn
- 2002-09-10 MX MXPA04002196A patent/MXPA04002196A/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| US6998099B2 (en) | 2006-02-14 |
| ATE346675T1 (de) | 2006-12-15 |
| US20040241068A1 (en) | 2004-12-02 |
| EP1427510A1 (de) | 2004-06-16 |
| WO2003022406A1 (de) | 2003-03-20 |
| EP1427510B1 (de) | 2006-11-29 |
| KR20040044906A (ko) | 2004-05-31 |
| CN1564705A (zh) | 2005-01-12 |
| JP2005501709A (ja) | 2005-01-20 |
| BR0212465A (pt) | 2004-10-19 |
| DE50208857D1 (de) | 2007-01-11 |
| ES2276963T3 (es) | 2007-07-01 |
| DE10144890A1 (de) | 2003-03-27 |
| MXPA04002196A (es) | 2004-06-07 |
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| Date | Code | Title | Description |
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| FZDE | Discontinued |