DE2227219A1 - Verfahren zur Reinigung von Schwefelsauerstoffverbindungen enthaltendem Gas - Google Patents
Verfahren zur Reinigung von Schwefelsauerstoffverbindungen enthaltendem GasInfo
- Publication number
- DE2227219A1 DE2227219A1 DE19722227219 DE2227219A DE2227219A1 DE 2227219 A1 DE2227219 A1 DE 2227219A1 DE 19722227219 DE19722227219 DE 19722227219 DE 2227219 A DE2227219 A DE 2227219A DE 2227219 A1 DE2227219 A1 DE 2227219A1
- Authority
- DE
- Germany
- Prior art keywords
- solution
- sulfite
- neutral
- sulfur
- exchanger
- 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.)
- Pending
Links
- 239000007789 gas Substances 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 23
- XOCUXOWLYLLJLV-UHFFFAOYSA-N [O].[S] Chemical class [O].[S] XOCUXOWLYLLJLV-UHFFFAOYSA-N 0.000 title description 3
- 238000000746 purification Methods 0.000 title 1
- 230000007935 neutral effect Effects 0.000 claims description 43
- 239000000243 solution Substances 0.000 claims description 39
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 35
- PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 claims description 31
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 30
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 28
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 22
- 229910052717 sulfur Inorganic materials 0.000 claims description 21
- 239000011593 sulfur Substances 0.000 claims description 21
- 239000007864 aqueous solution Substances 0.000 claims description 20
- 229920005989 resin Polymers 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 150000001412 amines Chemical class 0.000 claims description 17
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 16
- 230000002378 acidificating effect Effects 0.000 claims description 11
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 10
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 10
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 10
- 125000000129 anionic group Chemical group 0.000 claims description 9
- 239000012074 organic phase Substances 0.000 claims description 6
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims description 5
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 150000001340 alkali metals Chemical class 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 3
- 229920000768 polyamine Polymers 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 claims 2
- 241001446459 Heia Species 0.000 claims 1
- 125000003277 amino group Chemical group 0.000 claims 1
- 230000008030 elimination Effects 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 23
- 229910021529 ammonia Inorganic materials 0.000 description 15
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 14
- 239000002253 acid Substances 0.000 description 13
- 238000000605 extraction Methods 0.000 description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 11
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 9
- 239000000203 mixture Substances 0.000 description 7
- 235000010265 sodium sulphite Nutrition 0.000 description 7
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- BHZRJJOHZFYXTO-UHFFFAOYSA-L potassium sulfite Chemical compound [K+].[K+].[O-]S([O-])=O BHZRJJOHZFYXTO-UHFFFAOYSA-L 0.000 description 6
- 235000019252 potassium sulphite Nutrition 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- -1 thionates Chemical class 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 150000002148 esters Chemical class 0.000 description 5
- 229920001223 polyethylene glycol Polymers 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000002202 Polyethylene glycol Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 239000004285 Potassium sulphite Substances 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 150000002170 ethers Chemical class 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 3
- 239000012266 salt solution Substances 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000008096 xylene Substances 0.000 description 3
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 2
- 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 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- XTAZYLNFDRKIHJ-UHFFFAOYSA-N n,n-dioctyloctan-1-amine Chemical compound CCCCCCCCN(CCCCCCCC)CCCCCCCC XTAZYLNFDRKIHJ-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 229920000151 polyglycol Polymers 0.000 description 2
- 239000010695 polyglycol Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 2
- 229910052939 potassium sulfate Inorganic materials 0.000 description 2
- 235000011151 potassium sulphates Nutrition 0.000 description 2
- 150000003141 primary amines Chemical class 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 150000003335 secondary amines Chemical class 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 150000003512 tertiary amines Chemical class 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- AOSFMYBATFLTAQ-UHFFFAOYSA-N 1-amino-3-(benzimidazol-1-yl)propan-2-ol Chemical compound C1=CC=C2N(CC(O)CN)C=NC2=C1 AOSFMYBATFLTAQ-UHFFFAOYSA-N 0.000 description 1
- BEVWMRQFVUOPJT-UHFFFAOYSA-N 2,4-dimethyl-1,3-thiazole-5-carboxamide Chemical compound CC1=NC(C)=C(C(N)=O)S1 BEVWMRQFVUOPJT-UHFFFAOYSA-N 0.000 description 1
- YKGBNAGNNUEZQC-UHFFFAOYSA-N 6-methyl-n,n-bis(6-methylheptyl)heptan-1-amine Chemical compound CC(C)CCCCCN(CCCCCC(C)C)CCCCCC(C)C YKGBNAGNNUEZQC-UHFFFAOYSA-N 0.000 description 1
- LHTHJEKMSNYGHT-UHFFFAOYSA-N 9-octylheptadecan-9-amine Chemical compound CCCCCCCCC(N)(CCCCCCCC)CCCCCCCC LHTHJEKMSNYGHT-UHFFFAOYSA-N 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- YJLYANLCNIKXMG-UHFFFAOYSA-N N-Methyldioctylamine Chemical compound CCCCCCCCN(C)CCCCCCCC YJLYANLCNIKXMG-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- BIGPRXCJEDHCLP-UHFFFAOYSA-N ammonium bisulfate Chemical compound [NH4+].OS([O-])(=O)=O BIGPRXCJEDHCLP-UHFFFAOYSA-N 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229920001429 chelating resin Polymers 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- DTPCFIHYWYONMD-UHFFFAOYSA-N decaethylene glycol Chemical compound OCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO DTPCFIHYWYONMD-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- POLCUAVZOMRGSN-UHFFFAOYSA-N dipropyl ether Chemical compound CCCOCCC POLCUAVZOMRGSN-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- IIRDTKBZINWQAW-UHFFFAOYSA-N hexaethylene glycol Chemical compound OCCOCCOCCOCCOCCOCCO IIRDTKBZINWQAW-UHFFFAOYSA-N 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- OTKWIYYKRDVPGX-UHFFFAOYSA-N n,n-bis(2-methylpropyl)octan-1-amine Chemical compound CCCCCCCCN(CC(C)C)CC(C)C OTKWIYYKRDVPGX-UHFFFAOYSA-N 0.000 description 1
- MXHTZQSKTCCMFG-UHFFFAOYSA-N n,n-dibenzyl-1-phenylmethanamine Chemical compound C=1C=CC=CC=1CN(CC=1C=CC=CC=1)CC1=CC=CC=C1 MXHTZQSKTCCMFG-UHFFFAOYSA-N 0.000 description 1
- AYOOGWWGECJQPI-NSHDSACASA-N n-[(1s)-1-(5-fluoropyrimidin-2-yl)ethyl]-3-(3-propan-2-yloxy-1h-pyrazol-5-yl)imidazo[4,5-b]pyridin-5-amine Chemical compound N1C(OC(C)C)=CC(N2C3=NC(N[C@@H](C)C=4N=CC(F)=CN=4)=CC=C3N=C2)=N1 AYOOGWWGECJQPI-NSHDSACASA-N 0.000 description 1
- WYAFUIFIHBRDCY-UHFFFAOYSA-N n-butyl-n-dodec-1-enyldodec-1-en-1-amine Chemical compound CCCCCCCCCCC=CN(CCCC)C=CCCCCCCCCCC WYAFUIFIHBRDCY-UHFFFAOYSA-N 0.000 description 1
- MJCJUDJQDGGKOX-UHFFFAOYSA-N n-dodecyldodecan-1-amine Chemical compound CCCCCCCCCCCCNCCCCCCCCCCCC MJCJUDJQDGGKOX-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 239000001120 potassium sulphate Substances 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- SWZDQOUHBYYPJD-UHFFFAOYSA-N tridodecylamine Chemical compound CCCCCCCCCCCCN(CCCCCCCCCCCC)CCCCCCCCCCCC SWZDQOUHBYYPJD-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 150000003738 xylenes Chemical class 0.000 description 1
Classifications
-
- 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
-
- 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
- B01D53/50—Sulfur oxides
-
- 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
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- 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
- C01B17/02—Preparation of sulfur; Purification
- C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
- C01B17/05—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by wet processes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7120818A FR2140817A5 (en) | 1971-06-08 | 1971-06-08 | Eliminating sulphur dioxide |
| FR7141068A FR2161188A6 (enExample) | 1971-06-08 | 1971-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2227219A1 true DE2227219A1 (de) | 1972-12-21 |
Family
ID=26216440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722227219 Pending DE2227219A1 (de) | 1971-06-08 | 1972-06-05 | Verfahren zur Reinigung von Schwefelsauerstoffverbindungen enthaltendem Gas |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3833710A (enExample) |
| CA (1) | CA975536A (enExample) |
| DE (1) | DE2227219A1 (enExample) |
| FR (1) | FR2161188A6 (enExample) |
| GB (1) | GB1351583A (enExample) |
| NL (1) | NL7207638A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2384714A1 (fr) * | 1977-03-25 | 1978-10-20 | Union Carbide Corp | Procede d'enlevement des anions sulfo-oxygenes des sels stables a la chaleur dans les solutions d'absorption du gaz sulfureux |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4174383A (en) * | 1973-12-17 | 1979-11-13 | Institut Francais Du Petrole | Process for purifying a sulfur dioxide containing gas with production of elemental sulfur |
| US3984529A (en) * | 1974-08-22 | 1976-10-05 | Shao E Tung | Process for recovering sulfur by removal of sulfur dioxide from gaseous mixtures |
| US4211761A (en) * | 1974-08-22 | 1980-07-08 | Tung Shao E | Process for removal of sulfur dioxide from gaseous mixtures |
| JPS532943A (en) * | 1976-06-30 | 1978-01-12 | Hitachi Ltd | Process for treating waste water containing sulfur compounds |
| US4122149A (en) * | 1977-03-25 | 1978-10-24 | Union Carbide Corporation | Process for removing SO2 from effluent gases and for removing heat stable salts from systems in which they accumulate |
| US4324775A (en) * | 1977-10-03 | 1982-04-13 | Tung Shao E | Process for recovering sulfur by removal of sulfur dioxide from gaseous mixtures |
| US4869819A (en) * | 1986-05-16 | 1989-09-26 | Michigan Biotechnology Institute | Apparatus for biomethanation |
| US5047216A (en) * | 1988-02-22 | 1991-09-10 | Delta Projects Inc. | Apparatus for recovering elemental sulphur |
| US5407646A (en) * | 1989-12-05 | 1995-04-18 | The University Of Toronto Innovations Foundation | Dual impeller method and apparatus for effecting chemical conversion |
| CN100368061C (zh) * | 2003-09-24 | 2008-02-13 | 郑州海天电力环保实业有限公司 | 烟道气氨法脱硫及脱硫产物综合利用的一体化方法 |
| WO2006023743A2 (en) * | 2004-08-20 | 2006-03-02 | The Trustees Of Columbia University In The City Of New York | Laminar scrubber apparatus for capturing carbon dioxide from air and methods of use |
| EP1855784A1 (en) * | 2005-02-02 | 2007-11-21 | Global Research Technologies, LLC | Removal of carbon dioxide from air |
| US8088197B2 (en) * | 2005-07-28 | 2012-01-03 | Kilimanjaro Energy, Inc. | Removal of carbon dioxide from air |
| US9266051B2 (en) | 2005-07-28 | 2016-02-23 | Carbon Sink, Inc. | Removal of carbon dioxide from air |
| EP1998871A4 (en) | 2006-03-08 | 2010-07-21 | Global Res Technologies Llc | AIR COLLECTOR WITH MEMBRANE FOR THE EXCHANGE OF IONS FOR THE RECORDING OF THE AMBIENT CARBON DIOXIDE |
| CA2664464C (en) * | 2006-10-02 | 2015-06-30 | Global Research Technologies, Llc | Method and apparatus for extracting carbon dioxide from air |
| KR20090082275A (ko) * | 2006-11-15 | 2009-07-29 | 글로벌 리서치 테크놀로지스, 엘엘씨 | 공기중의 이산화탄소 제거방법 |
| MX2009011180A (es) | 2007-04-17 | 2009-11-02 | Global Res Technologies Llc | Captura de dioxido de carbono (co2) del aire. |
| AU2008324818A1 (en) * | 2007-11-05 | 2009-05-14 | Global Research Technologies, Llc | Removal of carbon dioxide from air |
| JP2011504140A (ja) * | 2007-11-20 | 2011-02-03 | グローバル リサーチ テクノロジーズ，エルエルシー | 周囲ｃｏ２を捕捉するための機能性イオン交換膜を備えた空気収集機 |
| US20090232861A1 (en) | 2008-02-19 | 2009-09-17 | Wright Allen B | Extraction and sequestration of carbon dioxide |
| US8999279B2 (en) | 2008-06-04 | 2015-04-07 | Carbon Sink, Inc. | Laminar flow air collector with solid sorbent materials for capturing ambient CO2 |
| CA3091524A1 (en) | 2018-02-16 | 2019-08-22 | Carbon Sink, Inc. | Fluidized bed extractors for capture of co2 from ambient air |
| CN113289458B (zh) * | 2021-06-09 | 2022-07-01 | 华东理工大学 | 一种胺类化合物在脱除有机硫化物的应用 |
-
1971
- 1971-11-16 FR FR7141068A patent/FR2161188A6/fr not_active Expired
-
1972
- 1972-06-02 GB GB2588972A patent/GB1351583A/en not_active Expired
- 1972-06-05 DE DE19722227219 patent/DE2227219A1/de active Pending
- 1972-06-06 CA CA144,053A patent/CA975536A/en not_active Expired
- 1972-06-06 NL NL7207638A patent/NL7207638A/xx unknown
- 1972-06-07 US US00260653A patent/US3833710A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2384714A1 (fr) * | 1977-03-25 | 1978-10-20 | Union Carbide Corp | Procede d'enlevement des anions sulfo-oxygenes des sels stables a la chaleur dans les solutions d'absorption du gaz sulfureux |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1351583A (en) | 1974-05-01 |
| CA975536A (en) | 1975-10-07 |
| NL7207638A (enExample) | 1972-12-12 |
| US3833710A (en) | 1974-09-03 |
| FR2161188A6 (enExample) | 1973-07-06 |
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