BE542885A - - Google Patents
Info
- Publication number
- BE542885A BE542885A BE542885DA BE542885A BE 542885 A BE542885 A BE 542885A BE 542885D A BE542885D A BE 542885DA BE 542885 A BE542885 A BE 542885A
- Authority
- BE
- Belgium
- Prior art keywords
- enrichment
- hydrogen sulphide
- fraction
- gas
- hydrogen
- Prior art date
Links
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 31
- 239000007789 gas Substances 0.000 claims description 28
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 22
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 19
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 17
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 150000003464 sulfur compounds Chemical class 0.000 claims description 2
- 238000006555 catalytic reaction Methods 0.000 claims 1
- 229910052979 sodium sulfide Inorganic materials 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 229920000297 Rayon Polymers 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 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
- 239000000835 fiber Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000003599 detergent Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- FWFGVMYFCODZRD-UHFFFAOYSA-N oxidanium;hydrogen sulfate Chemical compound O.OS(O)(=O)=O FWFGVMYFCODZRD-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000002699 waste material Substances 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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE542885A true BE542885A (cs) |
Family
ID=171404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE542885D BE542885A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE542885A (cs) |
-
0
- BE BE542885D patent/BE542885A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101835929B (zh) | 对芳族聚酰胺纤维进行纺丝和清洗的方法以及回收硫酸的方法 | |
| JP3501465B2 (ja) | レーヨンの製造におけるガス流からの汚染物の除去 | |
| US4133650A (en) | Removing sulfur dioxide from exhaust air | |
| KR20040004467A (ko) | 폐기산의 농축방법 | |
| IT8922189A1 (it) | Rimozione di acido solfidrico da correnti di fluidi con produzione minima di sostanze solide | |
| NO134407B (cs) | ||
| BE542885A (cs) | ||
| FR2558818A1 (fr) | Procede et appareil pour le traitement de l'eau a l'aide d'ozone, prepare en partant de gaz riche en oxygene | |
| CN109517630A (zh) | 焦炉煤气亚硫酸铵盐法脱氨生产硫铵工艺及系统 | |
| JP2002504858A (ja) | オフガスの脱硫方法 | |
| JPH02160020A (ja) | 高温ガスから二酸化硫黄および塩化水素を除去する方法 | |
| US3133789A (en) | Chemical recovery of waste liquors | |
| US2002365A (en) | Process for removing hydrogen sulphide from gases containing ammonia and hydrogen sulphide | |
| NO824303L (no) | Selvregulerende fremgangsmaate til fjerning av hydrogensulfid fra gasser. | |
| NO144236B (no) | Veske, saerlig skoleveske. | |
| JPS6119567B2 (cs) | ||
| JPS5950018A (ja) | 三フツ化ホウ素の精製法 | |
| HU176587B (en) | Process for the isolation of the sulphur content of purified caustic liquids obtained during the ignition of waste lyes in the form of h2s | |
| BE442149A (cs) | ||
| BE441123A (cs) | ||
| NO143754B (no) | Fremgangsmaate ved gjenvinning av kjemikalier fra avlut, spesielt avlut fra sulfittkoking paa natriumbasis | |
| BE398255A (cs) | ||
| GB727587A (en) | Process for scrubbing impurities from gases, more especially from carbon dioxide produced by fermentation | |
| CH125004A (fr) | Procédé de fabrication de sulfates. | |
| BE513044A (cs) |