CA1069273A - Purification of sulfur-containing waste gases with hydrogen peroxide - Google Patents
Purification of sulfur-containing waste gases with hydrogen peroxideInfo
- Publication number
- CA1069273A CA1069273A CA224,491A CA224491A CA1069273A CA 1069273 A CA1069273 A CA 1069273A CA 224491 A CA224491 A CA 224491A CA 1069273 A CA1069273 A CA 1069273A
- Authority
- CA
- Canada
- Prior art keywords
- sulfur
- gas stream
- hydrogen peroxide
- solution
- waste 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.)
- Expired
Links
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims abstract description 76
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 229910052717 sulfur Inorganic materials 0.000 title claims abstract description 44
- 239000011593 sulfur Substances 0.000 title claims abstract description 43
- 239000002912 waste gas Substances 0.000 title claims abstract description 38
- 238000000746 purification Methods 0.000 title 1
- 239000007789 gas Substances 0.000 claims abstract description 79
- 238000000034 method Methods 0.000 claims abstract description 43
- 239000000243 solution Substances 0.000 claims abstract description 25
- 230000001590 oxidative effect Effects 0.000 claims abstract description 8
- 238000009835 boiling Methods 0.000 claims abstract description 4
- 238000007710 freezing Methods 0.000 claims abstract description 4
- 230000008014 freezing Effects 0.000 claims abstract description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 46
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 28
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 27
- 239000007864 aqueous solution Substances 0.000 claims description 15
- -1 aliphatic thiols Chemical class 0.000 claims description 12
- 150000003568 thioethers Chemical class 0.000 claims description 12
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 claims description 10
- 239000003513 alkali Substances 0.000 claims description 9
- 150000002898 organic sulfur compounds Chemical class 0.000 claims description 9
- 229930192474 thiophene Natural products 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 7
- 150000003577 thiophenes Chemical class 0.000 claims description 7
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 claims description 6
- 150000003871 sulfonates Chemical class 0.000 claims description 5
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 5
- SUVIGLJNEAMWEG-UHFFFAOYSA-N propane-1-thiol Chemical compound CCCS SUVIGLJNEAMWEG-UHFFFAOYSA-N 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 150000008427 organic disulfides Chemical class 0.000 claims description 3
- WQAQPCDUOCURKW-UHFFFAOYSA-N butanethiol Chemical compound CCCCS WQAQPCDUOCURKW-UHFFFAOYSA-N 0.000 claims description 2
- 150000008116 organic polysulfides Chemical class 0.000 claims description 2
- 229940093495 ethanethiol Drugs 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 238000007254 oxidation reaction Methods 0.000 description 10
- 230000003647 oxidation Effects 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- LJSQFQKUNVCTIA-UHFFFAOYSA-N diethyl sulfide Chemical compound CCSCC LJSQFQKUNVCTIA-UHFFFAOYSA-N 0.000 description 4
- WQOXQRCZOLPYPM-UHFFFAOYSA-N dimethyl disulfide Chemical compound CSSC WQOXQRCZOLPYPM-UHFFFAOYSA-N 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 231100001231 less toxic Toxicity 0.000 description 3
- 230000001473 noxious effect Effects 0.000 description 3
- 150000003464 sulfur compounds Chemical class 0.000 description 3
- 239000003440 toxic substance Substances 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 2
- CETBSQOFQKLHHZ-UHFFFAOYSA-N Diethyl disulfide Chemical compound CCSSCC CETBSQOFQKLHHZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical class [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical class [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-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
- 239000006227 byproduct Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920001021 polysulfide Polymers 0.000 description 2
- 239000005077 polysulfide Substances 0.000 description 2
- 150000008117 polysulfides Polymers 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical class [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
- HTIRHQRTDBPHNZ-UHFFFAOYSA-N Dibutyl sulfide Chemical compound CCCCSCCCC HTIRHQRTDBPHNZ-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Chemical class 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical class [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- XYWDPYKBIRQXQS-UHFFFAOYSA-N di-isopropyl sulphide Natural products CC(C)SC(C)C XYWDPYKBIRQXQS-UHFFFAOYSA-N 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- VDQVEACBQKUUSU-UHFFFAOYSA-M disodium;sulfanide Chemical compound [Na+].[Na+].[SH-] VDQVEACBQKUUSU-UHFFFAOYSA-M 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 150000002019 disulfides Chemical class 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
- 235000012208 gluconic acid Nutrition 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- RGXCTRIQQODGIZ-UHFFFAOYSA-O isodesmosine Chemical compound OC(=O)C(N)CCCC[N+]1=CC(CCC(N)C(O)=O)=CC(CCC(N)C(O)=O)=C1CCCC(N)C(O)=O RGXCTRIQQODGIZ-UHFFFAOYSA-O 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical class [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
- WXEHBUMAEPOYKP-UHFFFAOYSA-N methylsulfanylethane Chemical compound CCSC WXEHBUMAEPOYKP-UHFFFAOYSA-N 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 235000011181 potassium carbonates Nutrition 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000005297 pyrex Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 150000003573 thiols Chemical class 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US47260274A | 1974-05-23 | 1974-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1069273A true CA1069273A (en) | 1980-01-08 |
Family
ID=23876186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA224,491A Expired CA1069273A (en) | 1974-05-23 | 1975-04-14 | Purification of sulfur-containing waste gases with hydrogen peroxide |
Country Status (11)
| Country | Link |
|---|---|
| BE (1) | BE829372A (is") |
| CA (1) | CA1069273A (is") |
| CH (1) | CH598857A5 (is") |
| DE (1) | DE2522279A1 (is") |
| ES (1) | ES437900A1 (is") |
| FR (1) | FR2271862B1 (is") |
| GB (1) | GB1499536A (is") |
| IT (1) | IT1037847B (is") |
| NL (1) | NL7505539A (is") |
| NO (1) | NO751818L (is") |
| SE (1) | SE7505913L (is") |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4574076A (en) * | 1976-11-04 | 1986-03-04 | Fmc Corporation | Removal of hydrogen sulfide from geothermal steam |
| DE3237699A1 (de) * | 1982-10-12 | 1984-04-12 | Toschi Produktions-Gesellschaft mbH, 2800 Bremen | Verfahren zum abtrennen von luftverunreinigungen aus abgasen, insbesondere aus rauchgas, durch kondensation |
| US4311680A (en) * | 1980-11-20 | 1982-01-19 | The Goodyear Tire & Rubber Company | Method for removal of sulfur compounds from a gas stream |
| FR2498083B1 (is") * | 1981-01-19 | 1986-05-23 | Charbonnages De France | |
| FR2503130B1 (fr) * | 1981-03-31 | 1985-10-31 | Interox | Traitement d'eaux et de gaz de rejet contenant des composes organiques sulfures |
| DE3151133A1 (de) * | 1981-12-23 | 1983-06-30 | Peroxid-Chemie GmbH, 8023 Höllriegelskreuth | Verfahren zur beseitigung von h(pfeil abwaerts)2(pfeil abwaerts)s aus erdgas, erdoel und deren gemischen |
| US4435371A (en) * | 1982-02-26 | 1984-03-06 | The Goodyear Tire & Rubber Company | Sulfur removal from a gas stream |
| GB8525047D0 (en) * | 1985-10-10 | 1985-11-13 | Interox Chemicals Ltd | Waste treatment |
| AT395829B (de) * | 1991-10-25 | 1993-03-25 | Waagner Biro Ag | Verfahren zur auswaschung geruchsintensiver gase |
| US5523069A (en) * | 1993-11-05 | 1996-06-04 | Nalco Fuel Tech | Carbonyl sulfide abatement in fluids |
| US5595713A (en) * | 1994-09-08 | 1997-01-21 | The Babcock & Wilcox Company | Hydrogen peroxide for flue gas desulfurization |
| WO2004056449A2 (en) | 2002-12-21 | 2004-07-08 | Haldor Topsøe A/S | Process for removal of so2 from off-gases by reaction with h202 |
| FR2950820A1 (fr) * | 2009-10-06 | 2011-04-08 | Air Liquide | Lavage oxydo-acide de fumees de combustion |
| CN113385005A (zh) * | 2021-06-28 | 2021-09-14 | 中石化南京化工研究院有限公司 | 一种新型金属络合物脱硫化物的配方 |
| CN113578014B (zh) * | 2021-08-12 | 2022-05-03 | 九江中星医药化工有限公司 | 一种制备dl-高胱氨酸的尾气处理方法 |
| CN119836462A (zh) * | 2022-07-22 | 2025-04-15 | 瑞普科德能源解决方案有限责任公司 | 从油或油衍生物中除去硫化氢和/或硫醇以及用于实现其的处理组合物 |
-
1975
- 1975-04-14 CA CA224,491A patent/CA1069273A/en not_active Expired
- 1975-05-05 IT IT23003/75A patent/IT1037847B/it active
- 1975-05-12 NL NL7505539A patent/NL7505539A/xx not_active Application Discontinuation
- 1975-05-13 GB GB20144/75A patent/GB1499536A/en not_active Expired
- 1975-05-20 DE DE19752522279 patent/DE2522279A1/de not_active Withdrawn
- 1975-05-21 FR FR7515780A patent/FR2271862B1/fr not_active Expired
- 1975-05-22 BE BE156607A patent/BE829372A/xx not_active IP Right Cessation
- 1975-05-22 NO NO751818A patent/NO751818L/no unknown
- 1975-05-23 CH CH663375A patent/CH598857A5/xx not_active IP Right Cessation
- 1975-05-23 ES ES437900A patent/ES437900A1/es not_active Expired
- 1975-05-23 SE SE7505913A patent/SE7505913L/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1037847B (it) | 1979-11-20 |
| DE2522279A1 (de) | 1975-12-04 |
| CH598857A5 (is") | 1978-05-12 |
| FR2271862A1 (is") | 1975-12-19 |
| FR2271862B1 (is") | 1982-02-05 |
| BE829372A (fr) | 1975-11-24 |
| SE7505913L (sv) | 1975-11-24 |
| NO751818L (is") | 1975-11-25 |
| NL7505539A (nl) | 1975-11-25 |
| ES437900A1 (es) | 1977-01-01 |
| AU8022575A (en) | 1976-10-21 |
| GB1499536A (en) | 1978-02-01 |
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