The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 2014
Filed:
Nov. 28, 2007
Marc Rocafull Fajardo, Barcelona, ES;
Joan Antoni Riaza Martinez, Girona, ES;
Miquel Mundo Blanc, Barcelona, ES;
Hammou Oumimoun, Casablanca, MA;
Moulay Brahim Jouti, Casablanca, MA;
Jamal Maghnouj, Casablanca, MA;
Marc Rocafull Fajardo, Barcelona, ES;
Joan Antoni Riaza Martinez, Girona, ES;
Miquel Mundo Blanc, Barcelona, ES;
Hammou Oumimoun, Casablanca, MA;
Moulay Brahim Jouti, Casablanca, MA;
Jamal Maghnouj, Casablanca, MA;
Kao Corporation, S.A., Barbera del Valles-Barcelona, ES;
Centre d'Etudes et de Recherches des phosphates mineraux (CERPHOS), Roches Noires-Casablanca, MA;
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,