NO134310B - - Google Patents
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- Publication number
- NO134310B NO134310B NO214670A NO214670A NO134310B NO 134310 B NO134310 B NO 134310B NO 214670 A NO214670 A NO 214670A NO 214670 A NO214670 A NO 214670A NO 134310 B NO134310 B NO 134310B
- Authority
- NO
- Norway
- Prior art keywords
- reactor
- pyrolysis
- sulphide
- gas
- lye
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 31
- 238000000197 pyrolysis Methods 0.000 claims description 31
- 239000007789 gas Substances 0.000 claims description 27
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 22
- 239000000126 substance Substances 0.000 claims description 13
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 11
- 239000007795 chemical reaction product Substances 0.000 claims description 11
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 7
- 238000004064 recycling Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 6
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 6
- 239000012978 lignocellulosic material Substances 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- 230000029087 digestion Effects 0.000 claims description 3
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 239000003518 caustics Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 description 10
- 238000001704 evaporation Methods 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 6
- 235000017550 sodium carbonate Nutrition 0.000 description 6
- 238000000926 separation method Methods 0.000 description 5
- 239000002826 coolant Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 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 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical group C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- -1 soda salt Chemical class 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 239000004289 sodium hydrogen sulphite Substances 0.000 description 1
- POECFFCNUXZPJT-UHFFFAOYSA-M sodium;carbonic acid;hydrogen carbonate Chemical compound [Na+].OC(O)=O.OC([O-])=O POECFFCNUXZPJT-UHFFFAOYSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/12—Combustion of pulp liquors
- D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
Landscapes
- Paper (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE778369A SE363651B (es) | 1969-06-03 | 1969-06-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO134310B true NO134310B (es) | 1976-06-08 |
| NO134310C NO134310C (es) | 1976-09-15 |
Family
ID=20272294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO214670A NO134310C (es) | 1969-06-03 | 1970-06-02 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS4832601B1 (es) |
| CS (1) | CS158273B2 (es) |
| DE (1) | DE2027094C3 (es) |
| ES (1) | ES380313A1 (es) |
| FI (1) | FI53473C (es) |
| FR (1) | FR2049779A5 (es) |
| NO (1) | NO134310C (es) |
| SE (1) | SE363651B (es) |
| SU (1) | SU503539A3 (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1535953A (en) * | 1975-07-21 | 1978-12-13 | Zink Co John | Burning process for black liquor |
| US4637858A (en) * | 1985-02-25 | 1987-01-20 | Crown Zellerbach Corporation | Pyrolysis of black liquor at high temperatures using radiant energy |
| SE448173B (sv) * | 1985-06-03 | 1987-01-26 | Croon Inventor Ab | Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys |
| SE470066B (sv) * | 1991-07-16 | 1993-11-01 | Chemrec Ab | Utvinning av kemikalier och energi från cellulosaavlutar genom förgasning |
| FI20085416L (fi) * | 2008-05-06 | 2009-11-07 | Metso Power Oy | Menetelmä ja laitteisto sellutehtaan mustalipeän käsittelemiseksi |
| FI123110B (fi) * | 2009-10-05 | 2012-11-15 | Metso Power Oy | Menetelmä ja laitteisto sellutehtaan mustalipeän käsittelemiseksi |
| BR112017005647B1 (pt) * | 2014-09-22 | 2021-12-28 | Huntsman International Llc | Processo para tratamento de licor negro |
-
1969
- 1969-06-03 SE SE778369A patent/SE363651B/xx unknown
-
1970
- 1970-06-02 SU SU1447351A patent/SU503539A3/ru active
- 1970-06-02 DE DE19702027094 patent/DE2027094C3/de not_active Expired
- 1970-06-02 FI FI156570A patent/FI53473C/fi active
- 1970-06-02 FR FR7020127A patent/FR2049779A5/fr not_active Expired
- 1970-06-02 ES ES380313A patent/ES380313A1/es not_active Expired
- 1970-06-02 NO NO214670A patent/NO134310C/no unknown
- 1970-06-02 CS CS385070A patent/CS158273B2/cs unknown
- 1970-06-03 JP JP4726070A patent/JPS4832601B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| SE363651B (es) | 1974-01-28 |
| DE2027094C3 (de) | 1975-10-09 |
| FR2049779A5 (en) | 1971-03-26 |
| NO134310C (es) | 1976-09-15 |
| ES380313A1 (es) | 1973-04-16 |
| DE2027094B2 (de) | 1975-02-20 |
| JPS4832601B1 (es) | 1973-10-08 |
| FI53473B (es) | 1978-01-31 |
| SU503539A3 (ru) | 1976-02-15 |
| FI53473C (fi) | 1978-05-10 |
| DE2027094A1 (de) | 1970-12-10 |
| CS158273B2 (es) | 1974-10-15 |
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