ES459604A1 - Un metodo de recuperar magnesia de materias primas que con- tienen carbonato de magnesio. - Google Patents
Un metodo de recuperar magnesia de materias primas que con- tienen carbonato de magnesio.Info
- Publication number
- ES459604A1 ES459604A1 ES459604A ES459604A ES459604A1 ES 459604 A1 ES459604 A1 ES 459604A1 ES 459604 A ES459604 A ES 459604A ES 459604 A ES459604 A ES 459604A ES 459604 A1 ES459604 A1 ES 459604A1
- Authority
- ES
- Spain
- Prior art keywords
- magnesium
- upgrading
- containing materials
- suspension
- solution
- 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
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title 1
- 229910052749 magnesium Inorganic materials 0.000 title 1
- 239000011777 magnesium Substances 0.000 title 1
- 239000000463 material Substances 0.000 title 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 2
- 239000000395 magnesium oxide Substances 0.000 abstract 2
- LPHFLPKXBKBHRW-UHFFFAOYSA-L magnesium;hydrogen sulfite Chemical compound [Mg+2].OS([O-])=O.OS([O-])=O LPHFLPKXBKBHRW-UHFFFAOYSA-L 0.000 abstract 2
- 239000002244 precipitate Substances 0.000 abstract 2
- 239000002994 raw material Substances 0.000 abstract 2
- 239000000725 suspension Substances 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 abstract 1
- 239000001095 magnesium carbonate Substances 0.000 abstract 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 abstract 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 abstract 1
- JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000012452 mother liquor Substances 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 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
-
- 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
- C01F5/02—Magnesia
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Un método de recuperar magnesia de materias primas que contiene carbonato de magnesio, que comprende las etapas de formar una suspensión de materia prima sin calcinar, calentar la suspensión con dióxido de azufre para formar bisulfito de magnesio soluble, separar las impurezas disueltas de la solución de bisulfito de magnesio, precipitar sulfito de magnesio de la solución, separar el precipitado de las aguas madres y recuperar óxido de magnesio del precipitado separado.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA763419A ZA763419B (en) | 1976-06-09 | 1976-06-09 | Urgrading of magnesium containing materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES459604A1 true ES459604A1 (es) | 1978-03-16 |
Family
ID=25570383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES459604A Expired ES459604A1 (es) | 1976-06-09 | 1977-06-08 | Un metodo de recuperar magnesia de materias primas que con- tienen carbonato de magnesio. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4154802A (es) |
| JP (1) | JPS5319997A (es) |
| AT (1) | AT356059B (es) |
| AU (1) | AU506819B2 (es) |
| BR (1) | BR7703750A (es) |
| CA (1) | CA1101636A (es) |
| DE (1) | DE2725958A1 (es) |
| ES (1) | ES459604A1 (es) |
| FR (1) | FR2354288A1 (es) |
| GB (1) | GB1545402A (es) |
| GR (1) | GR61692B (es) |
| ZA (1) | ZA763419B (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS225767B1 (en) * | 1982-01-14 | 1984-02-13 | Najmr Stanislav | The purification of magnesium raw materials |
| US4937056A (en) * | 1986-06-20 | 1990-06-26 | Materials-Concepts-Research Limited | Process for obtaining high purity magnesium compounds from magnesium containing materials |
| SE466991B (sv) * | 1989-08-07 | 1992-05-11 | Abb Carbon Ab | Foerfarande foer reducering av emission av nox vid foerbraenning |
| RU2183584C1 (ru) * | 2001-02-21 | 2002-06-20 | Государственное унитарное предприятие комбинат "Электрохимприбор" | Способ получения оксида магния |
| SG121696A1 (en) * | 2001-10-19 | 2006-05-26 | Singapore Inst Of Mfg Technolo | Filtration system for recycling and purification of a magnesium melt |
| JP2008528421A (ja) * | 2005-02-01 | 2008-07-31 | ビーエイチピー・ビリトン・エスエスエム・テクノロジー・ピーティーワイ・リミテッド | 酸化マグネシウムの製造プロセス |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3428420A (en) * | 1965-06-07 | 1969-02-18 | Dominion Tar & Chem Co Ltd | Preparation of magnesium bisulfite liquor |
| US3542511A (en) * | 1969-01-27 | 1970-11-24 | Chemical Construction Corp | Removal of sulfur dioxide from waste gases |
| US3679362A (en) * | 1969-02-19 | 1972-07-25 | Hellmut Hartmann | Process for making magnesium oxide or hydroxide from magnesium containing raw materials |
| US3622270A (en) * | 1970-02-27 | 1971-11-23 | Chemical Construction Corp | Removal of sulfur dioxide from gas streams |
| ZA741871B (en) | 1974-03-22 | 1975-11-26 | Ver Refractories Ltd | The beneficiation of magnesite |
| JPS51117999A (en) * | 1975-04-07 | 1976-10-16 | Fuariinikishingu Rifurakutorii | Process for preparing high purity magnesium oxide |
-
1976
- 1976-06-09 ZA ZA763419A patent/ZA763419B/xx unknown
-
1977
- 1977-06-03 GB GB23735/77A patent/GB1545402A/en not_active Expired
- 1977-06-06 GR GR53635A patent/GR61692B/el unknown
- 1977-06-06 CA CA279,900A patent/CA1101636A/en not_active Expired
- 1977-06-06 US US05/804,154 patent/US4154802A/en not_active Expired - Lifetime
- 1977-06-07 AU AU25883/77A patent/AU506819B2/en not_active Expired
- 1977-06-08 DE DE19772725958 patent/DE2725958A1/de not_active Ceased
- 1977-06-08 BR BR7703750A patent/BR7703750A/pt unknown
- 1977-06-08 ES ES459604A patent/ES459604A1/es not_active Expired
- 1977-06-09 JP JP6737577A patent/JPS5319997A/ja active Granted
- 1977-06-09 FR FR7717698A patent/FR2354288A1/fr active Granted
- 1977-06-10 AT AT410177A patent/AT356059B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1545402A (en) | 1979-05-10 |
| ATA410177A (de) | 1979-09-15 |
| ZA763419B (en) | 1977-12-28 |
| JPS5760287B2 (es) | 1982-12-18 |
| US4154802A (en) | 1979-05-15 |
| AU506819B2 (en) | 1980-01-24 |
| DE2725958A1 (de) | 1977-12-22 |
| FR2354288B1 (es) | 1982-11-26 |
| BR7703750A (pt) | 1978-04-11 |
| JPS5319997A (en) | 1978-02-23 |
| CA1101636A (en) | 1981-05-26 |
| FR2354288A1 (fr) | 1978-01-06 |
| GR61692B (en) | 1978-12-09 |
| AT356059B (de) | 1980-04-10 |
| AU2588377A (en) | 1978-12-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 19971201 |