SE407700B - Forfarande vid atervinning av kokkemikalier pa magnesiumbas - Google Patents
Forfarande vid atervinning av kokkemikalier pa magnesiumbasInfo
- Publication number
- SE407700B SE407700B SE7314657A SE7314657A SE407700B SE 407700 B SE407700 B SE 407700B SE 7314657 A SE7314657 A SE 7314657A SE 7314657 A SE7314657 A SE 7314657A SE 407700 B SE407700 B SE 407700B
- Authority
- SE
- Sweden
- Prior art keywords
- liquid
- magnesium
- chloride
- absorption
- hydrogen chloride
- Prior art date
Links
- 239000011777 magnesium Substances 0.000 title claims description 12
- 239000000126 substance Substances 0.000 title claims description 11
- 238000011084 recovery Methods 0.000 title claims description 10
- 238000010411 cooking Methods 0.000 title claims description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims description 8
- 229910052749 magnesium Inorganic materials 0.000 title claims description 8
- 238000000034 method Methods 0.000 title claims description 5
- 239000007788 liquid Substances 0.000 claims description 45
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 22
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 13
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 11
- 239000003546 flue gas Substances 0.000 claims description 11
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 11
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 11
- 239000000395 magnesium oxide Substances 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 11
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 8
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 8
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- LPHFLPKXBKBHRW-UHFFFAOYSA-L magnesium;hydrogen sulfite Chemical compound [Mg+2].OS([O-])=O.OS([O-])=O LPHFLPKXBKBHRW-UHFFFAOYSA-L 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000011780 sodium chloride Substances 0.000 claims description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 4
- 235000011152 sodium sulphate Nutrition 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 claims description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052815 sulfur oxide Inorganic materials 0.000 claims description 2
- 241000283707 Capra Species 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 239000010865 sewage Substances 0.000 claims 1
- SMDQFHZIWNYSMR-UHFFFAOYSA-N sulfanylidenemagnesium Chemical class S=[Mg] SMDQFHZIWNYSMR-UHFFFAOYSA-N 0.000 claims 1
- 239000000460 chlorine Substances 0.000 description 13
- 229910052801 chlorine Inorganic materials 0.000 description 13
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 11
- 239000006096 absorbing agent Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 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
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 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
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
- D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S162/00—Paper making and fiber liberation
- Y10S162/08—Chlorine-containing liquid regeneration
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S55/00—Gas separation
- Y10S55/07—Black liquor treatment
Landscapes
- Treating Waste Gases (AREA)
- Paper (AREA)
- Processing Of Solid Wastes (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00302375A US3844879A (en) | 1972-10-30 | 1972-10-30 | System for removing sodium chloride contaminants from a magnesium base pulping process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE407700B true SE407700B (sv) | 1979-04-09 |
Family
ID=23167487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7314657A SE407700B (sv) | 1972-10-30 | 1973-10-29 | Forfarande vid atervinning av kokkemikalier pa magnesiumbas |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3844879A (enrdf_load_stackoverflow) |
| JP (1) | JPS5137961B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1000005A (enrdf_load_stackoverflow) |
| DE (1) | DE2353236C3 (enrdf_load_stackoverflow) |
| FI (1) | FI55368C (enrdf_load_stackoverflow) |
| NO (1) | NO140198C (enrdf_load_stackoverflow) |
| SE (1) | SE407700B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000993A (en) * | 1975-11-10 | 1977-01-04 | Micron Engineering Inc. | Process for scrubbing gas streams |
| AT383163B (de) * | 1985-06-27 | 1987-05-25 | Chemiefaser Lenzing Ag | Verfahren zur regenerierung von aufschlussloesung aus der gebrauchten kochlauge eines magnesiumbisulfit-aufschlussverfahrens sowie filterapparat zur durchfuehrung des verfahrens |
| DE3541666A1 (de) * | 1985-11-26 | 1987-05-27 | Hoechst Ag | Verfahren zur herstellung eines kristallinen, quellfaehigen schichtsilikats vom saponit-typ |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2127571A (en) * | 1935-08-21 | 1938-08-23 | Du Pont | Absorption of hydrochloric acid in liquids |
| US3046182A (en) * | 1956-01-13 | 1962-07-24 | Smith Paper Mills Ltd Howard | Sulphite pulping process |
| US2978378A (en) * | 1958-11-18 | 1961-04-04 | Ekstroems Maskinaffaer Ab | Method and apparatus for cleaning heat exchange apparatus connected to receive flue gases from soda recovery-boilers |
| US3092535A (en) * | 1960-04-27 | 1963-06-04 | Smith Paper Mills Ltd Howard | Sulphite pulping process |
| US3269095A (en) * | 1962-12-05 | 1966-08-30 | Mo Och Domsjoe Ab | Method of removing chlorine compounds from gases obtained by combustion of waste liquors |
-
1972
- 1972-10-30 US US00302375A patent/US3844879A/en not_active Expired - Lifetime
-
1973
- 1973-08-28 CA CA179,801A patent/CA1000005A/en not_active Expired
- 1973-09-20 NO NO3690/73A patent/NO140198C/no unknown
- 1973-09-26 FI FI3006/73A patent/FI55368C/fi active
- 1973-10-24 JP JP48119028A patent/JPS5137961B2/ja not_active Expired
- 1973-10-24 DE DE2353236A patent/DE2353236C3/de not_active Expired
- 1973-10-29 SE SE7314657A patent/SE407700B/sv unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2353236C3 (de) | 1978-04-20 |
| CA1000005A (en) | 1976-11-23 |
| DE2353236A1 (de) | 1974-05-16 |
| FI55368C (fi) | 1979-07-10 |
| NO140198B (no) | 1979-04-09 |
| FI55368B (fi) | 1979-03-30 |
| NO140198C (no) | 1979-07-18 |
| DE2353236B2 (de) | 1977-08-18 |
| US3844879A (en) | 1974-10-29 |
| JPS5137961B2 (enrdf_load_stackoverflow) | 1976-10-19 |
| JPS4972402A (enrdf_load_stackoverflow) | 1974-07-12 |
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