SE451713B - Sett att rena magnesiumhaltiga ramaterial - Google Patents
Sett att rena magnesiumhaltiga ramaterialInfo
- Publication number
- SE451713B SE451713B SE8300098A SE8300098A SE451713B SE 451713 B SE451713 B SE 451713B SE 8300098 A SE8300098 A SE 8300098A SE 8300098 A SE8300098 A SE 8300098A SE 451713 B SE451713 B SE 451713B
- Authority
- SE
- Sweden
- Prior art keywords
- magnesium
- mgso
- fractions
- sulphite
- separated
- Prior art date
Links
- 239000000463 material Substances 0.000 title description 2
- 238000004140 cleaning Methods 0.000 title 1
- 239000013078 crystal Substances 0.000 claims description 25
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 16
- 239000000395 magnesium oxide Substances 0.000 claims description 11
- JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 9
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 8
- 239000001095 magnesium carbonate Substances 0.000 claims description 8
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 7
- 239000011777 magnesium Substances 0.000 claims description 7
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 7
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 6
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 5
- 229910052749 magnesium Inorganic materials 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 239000007900 aqueous suspension Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 239000011541 reaction mixture Substances 0.000 claims description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 238000004062 sedimentation Methods 0.000 claims description 2
- 239000002562 thickening agent Substances 0.000 claims description 2
- 238000011282 treatment Methods 0.000 claims description 2
- 239000007790 solid phase Substances 0.000 claims 4
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims 2
- 239000000347 magnesium hydroxide Substances 0.000 claims 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims 2
- 235000011160 magnesium carbonates Nutrition 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 239000010802 sludge Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000000137 annealing Methods 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000020477 pH reduction Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000000567 combustion gas Substances 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
- 238000004090 dissolution Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/42—Magnesium sulfites
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS82297A CS225767B1 (en) | 1982-01-14 | 1982-01-14 | The purification of magnesium raw materials |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE8300098D0 SE8300098D0 (sv) | 1983-01-11 |
| SE8300098L SE8300098L (sv) | 1983-07-15 |
| SE451713B true SE451713B (sv) | 1987-10-26 |
Family
ID=5334832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8300098A SE451713B (sv) | 1982-01-14 | 1983-01-11 | Sett att rena magnesiumhaltiga ramaterial |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4474737A (cs) |
| CA (1) | CA1210219A (cs) |
| CS (1) | CS225767B1 (cs) |
| DE (1) | DE3247837A1 (cs) |
| FI (1) | FI70561C (cs) |
| SE (1) | SE451713B (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS231456B1 (en) * | 1981-12-21 | 1984-11-19 | Stanislav Najmr | Processing method of pure supersatutated solution of magnesium sulphite |
| US4937056A (en) * | 1986-06-20 | 1990-06-26 | Materials-Concepts-Research Limited | Process for obtaining high purity magnesium compounds from magnesium containing materials |
| US6214313B1 (en) | 1999-04-13 | 2001-04-10 | Dravo Lime, Inc. | High-purity magnesium hydroxide and process for its production |
| CN101137581A (zh) * | 2005-02-01 | 2008-03-05 | Bhp比利通Ssm技术有限公司 | 氧化镁的生产方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US338558A (en) * | 1886-03-23 | Process of manufacturing sulphites | ||
| US690503A (en) * | 1901-05-13 | 1902-01-07 | Herbert H Wing | Process of making magnesium sulfite. |
| US2801900A (en) * | 1954-07-16 | 1957-08-06 | Marathon Corp | Process for treating spent sulfite liquor |
| US3085858A (en) * | 1959-11-09 | 1963-04-16 | Aluminium Lab Ltd | Recovery of magnesium compounds from ores |
| US3679362A (en) * | 1969-02-19 | 1972-07-25 | Hellmut Hartmann | Process for making magnesium oxide or hydroxide from magnesium containing raw materials |
| US3653823A (en) * | 1970-02-27 | 1972-04-04 | Chemical Construction Corp | Removal of sulfur dioxide from gas streams |
| US3655338A (en) * | 1970-06-10 | 1972-04-11 | Chemical Construction Corp | Centrifugal filtration of magnesium sulfite slurries |
| US3758668A (en) * | 1970-08-11 | 1973-09-11 | Babcock & Wilcox Co | So2 absorption system with regeneration of absorbent |
| FI49393C (fi) * | 1972-04-26 | 1975-06-10 | Suomen Talkki Oy | Menetelmä puhtaiden magnesiumyhdisteiden lähtöaineeksi sopivan magnesi umbisulfiitin liuoksen valmistamiseksi. |
| US4046856A (en) * | 1974-03-15 | 1977-09-06 | Kawasaki Jukogyo Kabushiki Kaisha | Method for removing sulfur oxide from stack gas |
| ZA741871B (en) * | 1974-03-22 | 1975-11-26 | Ver Refractories Ltd | The beneficiation of magnesite |
| ZA763419B (en) * | 1976-06-09 | 1977-12-28 | Anglo Amer Corp South Africa | Urgrading of magnesium containing materials |
| JPS608850B2 (ja) * | 1976-08-02 | 1985-03-06 | 三菱重工業株式会社 | 排ガスの処理法 |
| AT366986B (de) * | 1979-07-16 | 1982-05-25 | Waagner Biro Ag | Verfahren und einrichtung zur herstellung technisch reiner magnesiumverbindungen |
-
1982
- 1982-01-14 CS CS82297A patent/CS225767B1/cs unknown
- 1982-12-23 DE DE19823247837 patent/DE3247837A1/de not_active Withdrawn
-
1983
- 1983-01-06 CA CA000418969A patent/CA1210219A/en not_active Expired
- 1983-01-07 FI FI830047A patent/FI70561C/fi not_active IP Right Cessation
- 1983-01-10 US US06/457,046 patent/US4474737A/en not_active Expired - Fee Related
- 1983-01-11 SE SE8300098A patent/SE451713B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CS225767B1 (en) | 1984-02-13 |
| SE8300098D0 (sv) | 1983-01-11 |
| CA1210219A (en) | 1986-08-26 |
| SE8300098L (sv) | 1983-07-15 |
| FI70561B (fi) | 1986-06-06 |
| US4474737A (en) | 1984-10-02 |
| FI830047A0 (fi) | 1983-01-07 |
| DE3247837A1 (de) | 1983-07-21 |
| FI830047L (fi) | 1983-07-15 |
| FI70561C (fi) | 1988-04-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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