CA1096113A - Fluidized bed recovery of sodium carbonate from spent cooking liquor - Google Patents
Fluidized bed recovery of sodium carbonate from spent cooking liquorInfo
- Publication number
- CA1096113A CA1096113A CA262,742A CA262742A CA1096113A CA 1096113 A CA1096113 A CA 1096113A CA 262742 A CA262742 A CA 262742A CA 1096113 A CA1096113 A CA 1096113A
- Authority
- CA
- Canada
- Prior art keywords
- agglomerates
- sodium carbonate
- fluidized bed
- temperature
- chloride
- 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
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 title claims abstract description 83
- 229910000029 sodium carbonate Inorganic materials 0.000 title claims abstract description 42
- 238000010411 cooking Methods 0.000 title claims description 27
- 238000011084 recovery Methods 0.000 title abstract description 12
- 238000002386 leaching Methods 0.000 claims abstract description 32
- 239000000126 substance Substances 0.000 claims abstract description 23
- 229910001514 alkali metal chloride Inorganic materials 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 59
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 49
- 239000011780 sodium chloride Substances 0.000 claims description 25
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 230000004927 fusion Effects 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000029087 digestion Effects 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 5
- 229920001131 Pulp (paper) Polymers 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 238000004537 pulping Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 5
- 235000017550 sodium carbonate Nutrition 0.000 description 33
- 235000002639 sodium chloride Nutrition 0.000 description 27
- 239000000243 solution Substances 0.000 description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 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 11
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 11
- 239000000047 product Substances 0.000 description 11
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 10
- 239000011734 sodium Substances 0.000 description 10
- 239000007787 solid Substances 0.000 description 10
- 229910052708 sodium Inorganic materials 0.000 description 8
- 150000003841 chloride salts Chemical class 0.000 description 7
- 150000001805 chlorine compounds Chemical class 0.000 description 7
- 239000002023 wood Substances 0.000 description 7
- 235000011164 potassium chloride Nutrition 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 229910000027 potassium carbonate Inorganic materials 0.000 description 5
- 235000011181 potassium carbonates Nutrition 0.000 description 5
- 241001062472 Stokellia anisodon Species 0.000 description 4
- 230000005496 eutectics Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229940093956 potassium carbonate Drugs 0.000 description 4
- 239000001103 potassium chloride Substances 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002655 kraft paper Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 101100083503 Caenorhabditis elegans acl-1 gene Proteins 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000005323 carbonate salts Chemical class 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000779 depleting effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006053 organic reaction Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000011182 sodium carbonates Nutrition 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical class [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Landscapes
- Paper (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63468175A | 1975-11-24 | 1975-11-24 | |
| US634,681 | 1975-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1096113A true CA1096113A (en) | 1981-02-24 |
Family
ID=24544794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA262,742A Expired CA1096113A (en) | 1975-11-24 | 1976-10-05 | Fluidized bed recovery of sodium carbonate from spent cooking liquor |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5265196A (enExample) |
| BR (1) | BR7607777A (enExample) |
| CA (1) | CA1096113A (enExample) |
| FI (1) | FI763093A7 (enExample) |
| ZA (1) | ZA766006B (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1058358A (en) * | 1973-08-07 | 1979-07-17 | Erco Envirotech Ltd. | Removal of dissolved salts from sulphide liquors |
-
1976
- 1976-10-05 CA CA262,742A patent/CA1096113A/en not_active Expired
- 1976-10-07 ZA ZA00766006A patent/ZA766006B/xx unknown
- 1976-10-29 FI FI763093A patent/FI763093A7/fi not_active Application Discontinuation
- 1976-11-04 JP JP13183276A patent/JPS5265196A/ja active Pending
- 1976-11-22 BR BR7607777A patent/BR7607777A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA766006B (en) | 1978-05-30 |
| JPS5265196A (en) | 1977-05-30 |
| FI763093A7 (enExample) | 1977-05-25 |
| BR7607777A (pt) | 1977-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |