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. 04, 2025
Filed:
Oct. 07, 2022
Applicant:
Chinuka Ltd, London, GB;
Inventors:
Derek Fray, Great Shelford, GB;
Paul Coxon, Cambridge, GB;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C 3/00 (2006.01); C25C 3/12 (2006.01); C25C 3/26 (2006.01); C25C 7/02 (2006.01); C25C 7/06 (2006.01);
U.S. Cl.
CPC ...
C25C 3/125 (2013.01); C25C 3/26 (2013.01); C25C 7/025 (2013.01); C25C 7/06 (2013.01);
Abstract
A method of refining a metal (e.g. titanium), comprising the following steps: (a) providing () an oxide of the metal having a level of impurities of at least 1.0 wt %; (b) reacting () the oxide of the metal to form an oxycarbide by providing an electrode comprising the oxide of the metal and carbon, and electrolytically reducing the electrode in a molten calcium chloride electrolyte; (c) electrolysing () the oxycarbide in an electrolyte, with the oxycarbide configured as an anode; and (d) recovering () a refined form of the metal from a cathode in the electrolyte.