CA1329467C - Extraction et recuperation de dioxide de soufre contenu dans un flux gazeux - Google Patents

Extraction et recuperation de dioxide de soufre contenu dans un flux gazeux

Info

Publication number: CA1329467C
Authority: CA; Canada
Prior art keywords: sulphur dioxide; absorbing medium; amine; salt; diamine
Prior art date: 1989-07-11
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 - Fee Related

Application number

CA 605310

Other languages

English (en)

Inventor

Leo E. Hakka

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Cansolv Technologies Inc

Union Carbide Canada Ltd

Original Assignee

Union Carbide Canada Ltd

Priority date (The priority date 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 date listed.)

1989-07-11

Filing date

1989-07-11

Publication date

1994-05-17

1989-07-11 Application filed by Union Carbide Canada Ltd filed Critical Union Carbide Canada Ltd

1989-07-11 Priority to CA 605310 priority Critical patent/CA1329467C/fr

1994-05-17 Application granted granted Critical

1994-05-17 Publication of CA1329467C publication Critical patent/CA1329467C/fr

2011-05-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims abstract description 265
235000010269 sulphur dioxide Nutrition 0.000 title claims abstract description 120
239000004291 sulphur dioxide Substances 0.000 title claims abstract description 119
238000011084 recovery Methods 0.000 title description 6
-1 amine salt Chemical class 0.000 claims abstract description 52
239000002250 absorbent Substances 0.000 claims abstract description 49
230000002745 absorbent Effects 0.000 claims abstract description 49
150000003839 salts Chemical class 0.000 claims abstract description 31
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
125000003277 amino group Chemical group 0.000 claims abstract description 17
239000002609 medium Substances 0.000 claims description 88
238000000034 method Methods 0.000 claims description 74
230000008569 process Effects 0.000 claims description 68
239000007789 gas Substances 0.000 claims description 55
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 40
150000001412 amines Chemical group 0.000 claims description 30
229910052757 nitrogen Inorganic materials 0.000 claims description 30
150000004985 diamines Chemical class 0.000 claims description 25
238000011069 regeneration method Methods 0.000 claims description 13
230000008929 regeneration Effects 0.000 claims description 11
125000004122 cyclic group Chemical group 0.000 claims description 9
GLUUGHFHXGJENI-UHFFFAOYSA-N diethylenediamine Natural products C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims description 9
125000000217 alkyl group Chemical group 0.000 claims description 8
125000004432 carbon atom Chemical group C* 0.000 claims description 7
125000004433 nitrogen atom Chemical group N* 0.000 claims description 7
KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 claims description 6
125000002768 hydroxyalkyl group Chemical group 0.000 claims description 6
229910021653 sulphate ion Inorganic materials 0.000 claims description 6
125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 claims description 5
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 5
125000002947 alkylene group Chemical group 0.000 claims description 5
150000001450 anions Chemical class 0.000 claims description 4
DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 claims description 4
239000012736 aqueous medium Substances 0.000 claims description 3
229910052799 carbon Inorganic materials 0.000 claims description 3
229940075933 dithionate Drugs 0.000 claims description 3
239000012458 free base Substances 0.000 claims description 3
230000036961 partial effect Effects 0.000 claims description 3
238000004064 recycling Methods 0.000 claims description 3
150000003512 tertiary amines Chemical class 0.000 claims description 3
KRURGYOKPVLRHQ-UHFFFAOYSA-L trithionate(2-) Chemical compound [O-]S(=O)(=O)SS([O-])(=O)=O KRURGYOKPVLRHQ-UHFFFAOYSA-L 0.000 claims description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 2
239000011261 inert gas Substances 0.000 claims description 2
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 2
125000004193 piperazinyl group Chemical group 0.000 claims 1
150000003335 secondary amines Chemical class 0.000 claims 1
238000010521 absorption reaction Methods 0.000 abstract description 28
230000009102 absorption Effects 0.000 description 27
239000002904 solvent Substances 0.000 description 18
239000002585 base Substances 0.000 description 14
238000011068 loading method Methods 0.000 description 12
239000007788 liquid Substances 0.000 description 11
LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 11
239000005864 Sulphur Substances 0.000 description 10
238000003795 desorption Methods 0.000 description 10
GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 10
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 9
239000000243 solution Substances 0.000 description 9
235000008733 Citrus aurantifolia Nutrition 0.000 description 8
235000011941 Tilia x europaea Nutrition 0.000 description 8
GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 8
239000004571 lime Substances 0.000 description 8
230000003647 oxidation Effects 0.000 description 8
238000007254 oxidation reaction Methods 0.000 description 8
LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 7
239000002253 acid Substances 0.000 description 7
230000000694 effects Effects 0.000 description 7
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
239000002002 slurry Substances 0.000 description 6
235000019738 Limestone Nutrition 0.000 description 5
230000015572 biosynthetic process Effects 0.000 description 5
238000006243 chemical reaction Methods 0.000 description 5
239000006028 limestone Substances 0.000 description 5
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 5
235000010265 sodium sulphite Nutrition 0.000 description 5
239000007921 spray Substances 0.000 description 5
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
241000196324 Embryophyta Species 0.000 description 4
CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
230000002378 acidificating effect Effects 0.000 description 4
125000003118 aryl group Chemical group 0.000 description 4
238000010438 heat treatment Methods 0.000 description 4
125000004435 hydrogen atom Chemical class [H]* 0.000 description 4
238000002156 mixing Methods 0.000 description 4
239000002594 sorbent Substances 0.000 description 4
238000009834 vaporization Methods 0.000 description 4
230000008016 vaporization Effects 0.000 description 4
HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 3
RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 3
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 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
239000006096 absorbing agent Substances 0.000 description 3
239000001569 carbon dioxide Substances 0.000 description 3
229910002092 carbon dioxide Inorganic materials 0.000 description 3
230000007423 decrease Effects 0.000 description 3
239000011521 glass Substances 0.000 description 3
239000001257 hydrogen Substances 0.000 description 3
229910052739 hydrogen Inorganic materials 0.000 description 3
238000011065 in-situ storage Methods 0.000 description 3
239000000463 material Substances 0.000 description 3
239000000203 mixture Substances 0.000 description 3
239000000047 product Substances 0.000 description 3
230000009467 reduction Effects 0.000 description 3
238000010992 reflux Methods 0.000 description 3
238000000926 separation method Methods 0.000 description 3
239000011734 sodium Substances 0.000 description 3
229910052708 sodium Inorganic materials 0.000 description 3
RXYPXQSKLGGKOL-UHFFFAOYSA-N 1,4-dimethylpiperazine Chemical compound CN1CCN(C)CC1 RXYPXQSKLGGKOL-UHFFFAOYSA-N 0.000 description 2
VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 description 2
BYACHAOCSIPLCM-UHFFFAOYSA-N 2-[2-[bis(2-hydroxyethyl)amino]ethyl-(2-hydroxyethyl)amino]ethanol Chemical compound OCCN(CCO)CCN(CCO)CCO BYACHAOCSIPLCM-UHFFFAOYSA-N 0.000 description 2
235000008474 Cardamine pratensis Nutrition 0.000 description 2
240000000606 Cardamine pratensis Species 0.000 description 2
PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 2
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-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
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
239000003513 alkali Substances 0.000 description 2
229910021529 ammonia Inorganic materials 0.000 description 2
150000003863 ammonium salts Chemical class 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
230000008901 benefit Effects 0.000 description 2
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
239000000920 calcium hydroxide Substances 0.000 description 2
235000011116 calcium hydroxide Nutrition 0.000 description 2
229910001861 calcium hydroxide Inorganic materials 0.000 description 2
150000001875 compounds Chemical class 0.000 description 2
230000001351 cycling effect Effects 0.000 description 2
230000009977 dual effect Effects 0.000 description 2
238000005265 energy consumption Methods 0.000 description 2
125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
239000000395 magnesium oxide Substances 0.000 description 2
235000012245 magnesium oxide Nutrition 0.000 description 2
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
229910052753 mercury Inorganic materials 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
238000012545 processing Methods 0.000 description 2
238000010926 purge Methods 0.000 description 2
230000002829 reductive effect Effects 0.000 description 2
238000003756 stirring Methods 0.000 description 2
239000001117 sulphuric acid Substances 0.000 description 2
235000011149 sulphuric acid Nutrition 0.000 description 2
BFIAIMMAHAIVFT-UHFFFAOYSA-N 1-[bis(2-hydroxybutyl)amino]butan-2-ol Chemical compound CCC(O)CN(CC(O)CC)CC(O)CC BFIAIMMAHAIVFT-UHFFFAOYSA-N 0.000 description 1
CDULGHZNHURECF-UHFFFAOYSA-N 2,3-dimethylaniline 2,4-dimethylaniline 2,5-dimethylaniline 2,6-dimethylaniline 3,4-dimethylaniline 3,5-dimethylaniline Chemical class CC1=CC=C(N)C(C)=C1.CC1=CC=C(C)C(N)=C1.CC1=CC(C)=CC(N)=C1.CC1=CC=C(N)C=C1C.CC1=CC=CC(N)=C1C.CC1=CC=CC(C)=C1N CDULGHZNHURECF-UHFFFAOYSA-N 0.000 description 1
SSOOGLSUNHTEOX-UHFFFAOYSA-N 2-(2-aminoethylamino)ethane-1,1,1,2-tetrol;sulfurous acid Chemical compound OS(O)=O.NCCNC(O)C(O)(O)O SSOOGLSUNHTEOX-UHFFFAOYSA-N 0.000 description 1
SOIAEOTUSNFHMI-UHFFFAOYSA-N 2-(2-aminoethylamino)ethane-1,1-diol Chemical compound NCCNCC(O)O SOIAEOTUSNFHMI-UHFFFAOYSA-N 0.000 description 1
AGHOOWWSTXCSHO-UHFFFAOYSA-N 2-(3-aminopropylamino)ethane-1,1,1,2-tetrol Chemical compound NCCCNC(O)C(O)(O)O AGHOOWWSTXCSHO-UHFFFAOYSA-N 0.000 description 1
CRQMVQYQOSZSLO-UHFFFAOYSA-N 2-(5-aminopentylamino)ethane-1,1,1,2-tetrol Chemical compound NCCCCCNC(O)C(O)(O)O CRQMVQYQOSZSLO-UHFFFAOYSA-N 0.000 description 1
KOTHTSHIGYKYDO-UHFFFAOYSA-N 2-[2-(dimethylamino)ethyl-(2-hydroxyethyl)amino]ethanol Chemical compound CN(C)CCN(CCO)CCO KOTHTSHIGYKYDO-UHFFFAOYSA-N 0.000 description 1
VARKIGWTYBUWNT-UHFFFAOYSA-N 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanol Chemical compound OCCN1CCN(CCO)CC1 VARKIGWTYBUWNT-UHFFFAOYSA-N 0.000 description 1
PBEMAPHCPDXBQA-UHFFFAOYSA-N 3,5-diaminopentan-1-ol Chemical compound NCCC(N)CCO PBEMAPHCPDXBQA-UHFFFAOYSA-N 0.000 description 1
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
239000005751 Copper oxide Substances 0.000 description 1
241001248539 Eurema lisa Species 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 description 1
DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
238000003916 acid precipitation Methods 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000002411 adverse Effects 0.000 description 1
150000001447 alkali salts Chemical class 0.000 description 1
125000002877 alkyl aryl group Chemical group 0.000 description 1
125000005263 alkylenediamine group Chemical group 0.000 description 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
LHIJANUOQQMGNT-UHFFFAOYSA-N aminoethylethanolamine Chemical compound NCCNCCO LHIJANUOQQMGNT-UHFFFAOYSA-N 0.000 description 1
125000003710 aryl alkyl group Chemical group 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
238000000889 atomisation Methods 0.000 description 1
125000002619 bicyclic group Chemical group 0.000 description 1
238000009835 boiling Methods 0.000 description 1
230000005587 bubbling Effects 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
238000001354 calcination Methods 0.000 description 1
239000011575 calcium Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 1
239000004295 calcium sulphite Substances 0.000 description 1
235000010261 calcium sulphite Nutrition 0.000 description 1
239000003153 chemical reaction reagent Substances 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
238000010960 commercial process Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
230000002860 competitive effect Effects 0.000 description 1
229910000431 copper oxide Inorganic materials 0.000 description 1
125000000753 cycloalkyl group Chemical group 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000018044 dehydration Effects 0.000 description 1
238000006297 dehydration reaction Methods 0.000 description 1
230000002939 deleterious effect Effects 0.000 description 1
ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
239000012971 dimethylpiperazine Substances 0.000 description 1
238000007323 disproportionation reaction Methods 0.000 description 1
238000010494 dissociation reaction Methods 0.000 description 1
230000005593 dissociations Effects 0.000 description 1
238000004821 distillation Methods 0.000 description 1
238000000909 electrodialysis Methods 0.000 description 1
230000003628 erosive effect Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000003546 flue gas Substances 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000010881 fly ash Substances 0.000 description 1
150000002391 heterocyclic compounds Chemical class 0.000 description 1
238000005342 ion exchange Methods 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
210000005053 lamin Anatomy 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000012528 membrane Substances 0.000 description 1
125000002950 monocyclic group Chemical group 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
239000012071 phase Substances 0.000 description 1
230000001172 regenerating effect Effects 0.000 description 1
230000008439 repair process Effects 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
238000005201 scrubbing Methods 0.000 description 1
239000000779 smoke Substances 0.000 description 1
235000017550 sodium carbonate Nutrition 0.000 description 1
229910000029 sodium carbonate Inorganic materials 0.000 description 1
239000004289 sodium hydrogen sulphite Substances 0.000 description 1
235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
125000001424 substituent group Chemical group 0.000 description 1
230000009897 systematic effect Effects 0.000 description 1
238000012360 testing method Methods 0.000 description 1
FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 description 1
239000010409 thin film Substances 0.000 description 1
238000000954 titration curve Methods 0.000 description 1
238000012546 transfer Methods 0.000 description 1
238000013022 venting Methods 0.000 description 1
239000002699 waste material 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
- B01D53/1456—Removing acid components
- B01D53/1468—Removing 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
- B01D53/1493—Selection of liquid materials for use as absorbents
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/60—Isolation of sulfur dioxide from gases

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Gas Separation By Absorption (AREA)
Treating Waste Gases (AREA)

CA 605310 1989-07-11 1989-07-11 Extraction et recuperation de dioxide de soufre contenu dans un flux gazeux Expired - Fee Related CA1329467C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 605310 CA1329467C (fr)	1989-07-11	1989-07-11	Extraction et recuperation de dioxide de soufre contenu dans un flux gazeux

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 605310 CA1329467C (fr)	1989-07-11	1989-07-11	Extraction et recuperation de dioxide de soufre contenu dans un flux gazeux

Publications (1)

Publication Number	Publication Date
CA1329467C true CA1329467C (fr)	1994-05-17

Family

ID=4140329

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 605310 Expired - Fee Related CA1329467C (fr)	1989-07-11	1989-07-11	Extraction et recuperation de dioxide de soufre contenu dans un flux gazeux

Country Status (1)

Country	Link
CA (1)	CA1329467C (fr)

1989
- 1989-07-11 CA CA 605310 patent/CA1329467C/fr not_active Expired - Fee Related

Legal Events

Date	Code	Title	Description
2004-05-17	MKLA	Lapsed

Publication	Publication Date	Title
US5019361A (en)	1991-05-28	Removal and recovery of sulphur dioxide from gas streams
CA2534879C (fr)	2009-03-24	Procede d'epuration de so<sb>2</sb> a faible consommation d'energie
EP1648589B1 (fr)	2009-04-08	Procede de recuperation de co2 et so2 dans des courants gazeux
CA2871987C (fr)	2018-04-03	Recuperation regenerative de contaminants a partir de gaz d'effluent
EP0134948A2 (fr)	1985-03-27	Composition d'absorbant pour l'élimination intensifiée de gaz acides de mélanges de gaz et procédé pour son utilisation
US4071602A (en)	1978-01-31	Selective separation of sulfur oxides from carbon dioxide in an effluent gas stream
US5202103A (en)	1993-04-13	Removal of sulfur dioxide from gas streams
US4201752A (en)	1980-05-06	Process for the selective removal of sulfur dioxide from effluent gases
CA1329467C (fr)	1994-05-17	Extraction et recuperation de dioxide de soufre contenu dans un flux gazeux
US4465614A (en)	1984-08-14	Alkanolaminium carboxylate solvents for selective SO2 absorption
US4363791A (en)	1982-12-14	Alkanolaminium carboxylate solvents for selective SO2 absorption
US4320101A (en)	1982-03-16	Removal of sulfur from waste gas streams