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:
Jun. 08, 2010
Filed:
Jun. 01, 2004
Eero Ekman, Pori, FI;
Juhani Lyyra, Espoo, FI;
Pertti Pekkala, Espoo, FI;
Raimo Kuusisto, Espoo, FI;
Bror Nyman, Pori, FI;
Jussi Vaarno, Espoo, FI;
Eero Ekman, Pori, FI;
Juhani Lyyra, Espoo, FI;
Pertti Pekkala, Espoo, FI;
Raimo Kuusisto, Espoo, FI;
Bror Nyman, Pori, FI;
Jussi Vaarno, Espoo, FI;
Outotec Oyj, Espoo, FI;
Abstract
The invention relates to a method and equipment with which an organic solution extraction solution is purified from entrainment of aqueous solution and impurities during hydrometallurgical liquid-liquid extraction. The method treats an organic extraction solution, which is loaded with a valuable metal or valuable substance from the aqueous solution. The purpose is to carry out the physical separation of water droplets and the chemical removal of impurities from the organic extraction solution simultaneously.