DE2311515C3 - - Google Patents
Info
- Publication number
- DE2311515C3 DE2311515C3 DE19732311515 DE2311515A DE2311515C3 DE 2311515 C3 DE2311515 C3 DE 2311515C3 DE 19732311515 DE19732311515 DE 19732311515 DE 2311515 A DE2311515 A DE 2311515A DE 2311515 C3 DE2311515 C3 DE 2311515C3
- Authority
- DE
- Germany
- Prior art keywords
- air
- oxidation
- pyrolysis
- solution
- supplied
- 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
- 230000003647 oxidation Effects 0.000 claims description 28
- 238000007254 oxidation reaction Methods 0.000 claims description 28
- 239000000243 solution Substances 0.000 claims description 26
- 239000007789 gas Substances 0.000 claims description 20
- 238000000197 pyrolysis Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 14
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims description 2
- 238000004090 dissolution Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 20
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical group [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 18
- 229910052799 carbon Inorganic materials 0.000 description 11
- 239000011734 sodium Substances 0.000 description 11
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 9
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 6
- 239000000428 dust Substances 0.000 description 6
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 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
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 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
- 230000029087 digestion Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 229910052979 sodium sulfide Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7202936A SE387672B (sv) | 1972-03-08 | 1972-03-08 | Sett vid atervinning av kemikalier i avlut fran uppslutning av lignocellulosahaltigt material varvid avluten underkastas pyrolys |
| SE293672 | 1972-03-08 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2311515A1 DE2311515A1 (de) | 1973-09-20 |
| DE2311515B2 DE2311515B2 (de) | 1976-11-25 |
| DE2311515C3 true DE2311515C3 (enrdf_load_stackoverflow) | 1977-07-07 |
Family
ID=20261043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732311515 Granted DE2311515B2 (de) | 1972-03-08 | 1973-03-08 | Verfahren zum aufarbeiten von sulfit- ablaugen durch pyrolyse |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3888967A (enrdf_load_stackoverflow) |
| JP (1) | JPS5626603B2 (enrdf_load_stackoverflow) |
| CA (1) | CA989592A (enrdf_load_stackoverflow) |
| DE (1) | DE2311515B2 (enrdf_load_stackoverflow) |
| SE (1) | SE387672B (enrdf_load_stackoverflow) |
| SU (1) | SU589901A3 (enrdf_load_stackoverflow) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU473185B2 (en) * | 1973-07-25 | 1976-06-17 | Mooch Domsjo Aktiebolag | A method for producing oxidized white liquor |
| JPS5319480B2 (enrdf_load_stackoverflow) * | 1974-01-30 | 1978-06-21 | ||
| JPS50119791A (enrdf_load_stackoverflow) * | 1974-03-06 | 1975-09-19 | ||
| US4162187A (en) * | 1974-05-09 | 1979-07-24 | The Mead Corporation | Process for production of sodium thiosulfate and sodium hydroxide |
| US5143702A (en) * | 1990-10-22 | 1992-09-01 | A. H. Lundberg Associates, Inc. | Two stage white liquor oxidation apparatus |
| US6036355A (en) * | 1997-07-14 | 2000-03-14 | Quantum Technologies, Inc. | Reactor mixing assembly |
| US20040126292A1 (en) * | 2002-12-28 | 2004-07-01 | Uniexcel Technologies, S.A. De C.V. | Separation of alkaline salts from industrial byproducts |
| US6984368B2 (en) * | 2003-06-09 | 2006-01-10 | Tessenderlo Kerley, Inc. | Process for preparing calcium thiosulfate solution |
| BRPI0606548A2 (pt) * | 2005-02-04 | 2009-06-30 | Oxane Materials Inc | propante, método para produzir um propante, formulação de propante, método para preencher e suportar frações abertas de formações subterráneas e método para tratar uma zona subterránea produtora |
| PE20130597A1 (es) * | 2011-08-16 | 2013-06-08 | Tessenderlo Kerley Inc | Proceso continuo para la preparacion de una solucion liquida de tiosulfato de calcio |
| ES2685144B2 (es) * | 2017-03-31 | 2019-04-11 | Tessenderlo Kerley Inc | Proceso continuo para la preparación de una solución líquida de tiosulfato de calcio, mejorado |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2726927A (en) * | 1939-08-28 | 1955-12-13 | Bt Metoder Ab | Process of treating waste sulfate liquor |
| US2642336A (en) * | 1948-05-26 | 1953-06-16 | John E Greenawalt | Conversion of sodium sulfide to sodium sulfite |
| FR1603452A (enrdf_load_stackoverflow) * | 1968-02-02 | 1971-04-19 | ||
| US3752875A (en) * | 1970-12-28 | 1973-08-14 | Owens Illinois Inc | Process for increasing reaction rate in conversion of sulfides and hydrosulfides |
-
1972
- 1972-03-08 SE SE7202936A patent/SE387672B/xx unknown
-
1973
- 1973-02-09 US US331298A patent/US3888967A/en not_active Expired - Lifetime
- 1973-03-06 SU SU731890033A patent/SU589901A3/ru active
- 1973-03-07 JP JP2626773A patent/JPS5626603B2/ja not_active Expired
- 1973-03-07 CA CA165,406A patent/CA989592A/en not_active Expired
- 1973-03-08 DE DE19732311515 patent/DE2311515B2/de active Granted
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