NO118249B - - Google Patents
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- Publication number
- NO118249B NO118249B NO15517564A NO15517564A NO118249B NO 118249 B NO118249 B NO 118249B NO 15517564 A NO15517564 A NO 15517564A NO 15517564 A NO15517564 A NO 15517564A NO 118249 B NO118249 B NO 118249B
- Authority
- NO
- Norway
- Prior art keywords
- container
- air
- black liquor
- reaction
- oxidation
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 19
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical class S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 16
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- 230000009965 odorless effect Effects 0.000 claims 1
- 150000003568 thioethers Chemical class 0.000 claims 1
- 230000003647 oxidation Effects 0.000 description 25
- 238000007254 oxidation reaction Methods 0.000 description 25
- 150000004763 sulfides Chemical class 0.000 description 9
- 150000003464 sulfur compounds Chemical class 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 2
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000004133 Sodium thiosulphate Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000004737 colorimetric analysis Methods 0.000 description 2
- 229910052740 iodine Inorganic materials 0.000 description 2
- 239000011630 iodine Substances 0.000 description 2
- 238000004313 potentiometry Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 2
- 235000019345 sodium thiosulphate Nutrition 0.000 description 2
- RQTDRJMAUKHGHV-UHFFFAOYSA-N P.P.I Chemical compound P.P.I RQTDRJMAUKHGHV-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 150000002019 disulfides Chemical class 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002898 organic sulfur compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
Landscapes
- Paper (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO15517564A NO118249B (enrdf_load_stackoverflow) | 1964-10-16 | 1964-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO15517564A NO118249B (enrdf_load_stackoverflow) | 1964-10-16 | 1964-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO118249B true NO118249B (enrdf_load_stackoverflow) | 1969-12-01 |
Family
ID=19909055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO15517564A NO118249B (enrdf_load_stackoverflow) | 1964-10-16 | 1964-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| NO (1) | NO118249B (enrdf_load_stackoverflow) |
-
1964
- 1964-10-16 NO NO15517564A patent/NO118249B/no unknown
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