Processing

Please wait...

Settings

Settings

Goto Application

1. WO2022003694 - RECOVERY OF RARE EARTH METALS FROM FERROMAGNETIC ALLOYS

Publication Number WO/2022/003694
Publication Date 06.01.2022
International Application No. PCT/IL2021/050811
International Filing Date 01.07.2021
IPC
C22B 1/00 2006.1
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
BPRODUCTION OR REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
1Preliminary treatment of ores or scrap
C22B 3/44 2006.1
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
BPRODUCTION OR REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
3Extraction of metal compounds from ores or concentrates by wet processes
20Treatment or purification of solutions, e.g. obtained by leaching
44by chemical processes
C22B 7/00 2006.1
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
BPRODUCTION OR REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
7Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof
C22B 59/00 2006.1
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
BPRODUCTION OR REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
59Obtaining rare earth metals
Applicants
  • YEDA RESEARCH AND DEVELOPMENT CO. LTD. [IL]/[IL]
Inventors
  • LUBOMIRSKY, Igor
  • KAPLAN, Valery
Agents
  • COHEN, Mark, S.
  • COHEN, Mark S.
Priority Data
63/046,72701.07.2020US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) RECOVERY OF RARE EARTH METALS FROM FERROMAGNETIC ALLOYS
(FR) RÉCUPÉRATION DE MÉTAUX DES TERRES RARES À PARTIR D'ALLIAGES FERROMAGNÉTIQUES
Abstract
(EN) This invention is directed to methods for recovery of at least one rare earth metal from ferromagnetic alloy, including a chlorination of the rare earth metal following by separation of the chlorinated product.
(FR) La présente invention concerne des procédés de récupération d'au moins un métal des terres rares à partir d'un alliage ferromagnétique, comprenant une chloration du métal des terres rares suivie d'une séparation du produit chloré.
Latest bibliographic data on file with the International Bureau