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Found results for
 patents
1.
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Collector for the flotation of carbonates
| Application Number |
12312842 |
| Grant Number |
08657118 |
| Status |
In Force |
| Filing Date |
2007-11-28 |
| First Publication Date |
2010-03-18 |
| Grant Date |
2014-02-25 |
| Owner |
- Kao Corporation, S.A. (Spain)
- Centre d'Etudes et de Recherches des phosphates mineraux (CERPHOS) (Morocco)
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| Inventor |
- Fajardo, Marc Rocafull
- Martinez, Joan Antoni Riaza
- Blanc, Miquel Mundo
- Oumimoun, Hammou
- Jouti, Moulay Brahim
- Maghnouj, Jamal
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Abstract
The invention relates to a collector for the separation by flotation of carbonates contained in non-sulfurous minerals, particularly phosphoric rock, comprising at least one phosphoric ester of formula (I)
n represents a number comprised between 0 and 4.
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2.
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COLLECTOR FOR THE FLOTATION OF CARBONATES
| Application Number |
EP2007062915 |
| Publication Number |
2008/065129 |
| Status |
In Force |
| Filing Date |
2007-11-28 |
| Publication Date |
2008-06-05 |
| Owner |
- KAO CORPORATION, S.A. (Spain)
- CENTRE D'ETUDES ET DE RECHERCHES DES PHOSPHATES MINÉRAUX (CERPHOS) (Morocco)
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| Inventor |
- Rocafull Fajardo, Marc
- Riaza Martínez, Joan Antoni
- Mundo Blanc, Miquel
- Oumimoun, Hammou
- Jouti, Moulay, Brahim
- Maghnouj, Jamal
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Abstract
The invention relates to a collector for the separation by flotation of carbonates contained in non-sulfurous minerals, particularly phosphoric rock, comprising at least one phosphoric ester of formula (I) wherein, - R1 represents H, CH3 or C2H5, - R2 represents a linear or branched alkyl or alkenyl group containing between 4 and 10 carbon atoms, - R3 represents H or a suitable cation, selected from an alkali metal, an alkaline earth metal, ammonium, alkyl ammonium, alkanol ammonium or glucammonium, - k represents a number comprised between 1 and 2, and - n represents a number comprised between 0 and 4.
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