Process for removing iron from kaolin, quartz and other mineral concentrates of industrial interest
A chemical process is described for removing ferric iron present in submarginal quantities in concentrates of kaolin, quartz, titanium minerals, ceramic minerals for glass, paper and electronics use and other materials of industrial interest by which ferric iron is reduced to ferrous iron using acid...
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| Main Authors | , , , |
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| Format | Patent |
| Language | English French German |
| Published |
15.04.1992
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| Subjects | |
| Online Access | Get full text |
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| Abstract | A chemical process is described for removing ferric iron present in submarginal quantities in concentrates of kaolin, quartz, titanium minerals, ceramic minerals for glass, paper and electronics use and other materials of industrial interest by which ferric iron is reduced to ferrous iron using acid solutions, possibly in the presence of low concentrations of sugars containing 5 or more carbon atoms. |
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| AbstractList | A chemical process is described for removing ferric iron present in submarginal quantities in concentrates of kaolin, quartz, titanium minerals, ceramic minerals for glass, paper and electronics use and other materials of industrial interest by which ferric iron is reduced to ferrous iron using acid solutions, possibly in the presence of low concentrations of sugars containing 5 or more carbon atoms. |
| Author | MARABINI, ANNA MARIA TORO, LUIGI PAPONETTI, BRUNO PASSARIELLO, BRUNO |
| Author_xml | – fullname: PASSARIELLO, BRUNO – fullname: PAPONETTI, BRUNO – fullname: MARABINI, ANNA MARIA – fullname: TORO, LUIGI |
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| Discipline | Medicine Chemistry Sciences |
| DocumentTitleAlternate | Méthode de déferrisation de kaolin, de quartz et autres minéraux d'intérêt industriel. Verfahren zum Enteisen von Kaolin, Quartz und anderen mineralischen Konzentraten von industriellem Interesse. |
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| Notes | Application Number: EP19910116693 |
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| PublicationDate | 19920415 |
| PublicationDateYYYYMMDD | 1992-04-15 |
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| PublicationDecade | 1990 |
| PublicationYear | 1992 |
| RelatedCompanies | CONSIGLIO NAZIONALE DELLE RICERCHE |
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| Snippet | A chemical process is described for removing ferric iron present in submarginal quantities in concentrates of kaolin, quartz, titanium minerals, ceramic... |
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| SubjectTerms | ADHESIVES ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE DYES LIME, MAGNESIA METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES PREPARATION OF CARBON BLACK REFRACTORIES SLAG TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES TREATMENT OF NATURAL STONE |
| Title | Process for removing iron from kaolin, quartz and other mineral concentrates of industrial interest |
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